CN112017850B - Magnetic core for surface-mounted high-power charger - Google Patents
Magnetic core for surface-mounted high-power charger Download PDFInfo
- Publication number
- CN112017850B CN112017850B CN202010897210.0A CN202010897210A CN112017850B CN 112017850 B CN112017850 B CN 112017850B CN 202010897210 A CN202010897210 A CN 202010897210A CN 112017850 B CN112017850 B CN 112017850B
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- China
- Prior art keywords
- magnetic core
- core body
- positioning
- heat dissipation
- mounted high
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
- H01F27/26—Fastening parts of the core together; Fastening or mounting the core on casing or support
- H01F27/266—Fastening or mounting the core on casing or support
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
Abstract
The invention provides a magnetic core for a surface-mounted high-power charger, which comprises: the shell is internally provided with a mounting cavity, and the bottom surface of the mounting cavity is provided with a plurality of support columns; the magnetic core body is arranged in the mounting cavity, the supporting columns are arranged at intervals in the circumferential direction of the magnetic core body, and the lower end face of the magnetic core body is supported on the shell; the locating piece is stopped against the upper end face of the magnetic core body to locate the magnetic core body, the locating piece is provided with a connecting part, and the connecting part is connected with the support columns through connecting glue respectively. The magnetic core body is positioned in the installation cavity through the positioning piece, so that the glue layer is prevented from being arranged between the magnetic core body and the shell, the distance between the magnetic core body and the electric equipment is reduced, and the phenomenon that the smaller magnetic field is weakened due to the fact that the distance is far away is achieved, so that the purpose of improving the charging speed is achieved.
Description
Technical Field
The invention relates to the technical field of charger magnetic cores, in particular to a magnetic core for a surface-mounted high-power charger.
Background
In the related art, two magnetic cores are respectively arranged on the charger and the electric equipment, after the magnetic cores of the charger are powered on, a continuously-changing magnetic field can be generated, when the electric equipment is placed on the charger, the magnetic cores on the back cover of the electric equipment sense that the change of the magnetic field can generate induced current, and then the current is converted into direct current, so that the battery of the electric equipment can be charged. However, at present, the charger fixes the magnetic core by sticking glue between the magnetic core and the shell, which increases the distance between the magnetic core and the electric equipment and affects the charging speed.
Therefore, it is necessary to develop a magnetic core for a mounted high-power charger for solving the above technical problems.
Disclosure of Invention
The invention aims to provide a magnetic core for a surface-mounted high-power charger, so as to reduce the distance between a magnetic core body and electric equipment.
The above object of the present invention can be achieved by the following technical solutions:
the invention provides a magnetic core for a surface-mounted high-power charger, which comprises:
the device comprises a shell, wherein an installation cavity is arranged in the shell, and a plurality of support columns are arranged on the bottom surface of the installation cavity;
the magnetic core body is arranged in the mounting cavity, the supporting columns are arranged at intervals in the circumferential direction of the magnetic core body, and the lower end face of the magnetic core body is supported by the shell;
the locating piece, the locating piece end prop in the up end of magnetic core body is in order to fix a position the magnetic core body, the locating piece has connecting portion, connecting portion pass through the connection glue respectively with a plurality of the support column links to each other.
In some embodiments of the present invention, a plurality of positioning holes are formed in the magnetic core body at intervals, a plurality of positioning pins are formed on the positioning member, and the plurality of positioning pins extend into the plurality of positioning holes in a one-to-one correspondence manner.
In some embodiments of the present invention, the positioning member is provided with a plurality of first heat dissipation holes at intervals, and at least one first heat dissipation hole is provided between two adjacent positioning pins.
In some embodiments of the present invention, a positioning groove is formed on the bottom surface of the mounting cavity, at least a part of the magnetic core body extends into the positioning groove, and the lower end surface of the magnetic core body abuts against the bottom surface of the positioning groove.
In some embodiments of the present invention, a plurality of second heat dissipation holes are spaced at a bottom of the positioning slot, and at least a portion of the positioning holes are disposed opposite to the second heat dissipation holes.
In some embodiments of the present invention, a supporting portion is disposed at a top of each supporting column, one end of each supporting portion, which is close to the magnetic core body, is abutted against a side wall of the magnetic core body, and the connecting glue is adhered between the supporting portion and the connecting portion.
In some embodiments of the present invention, an end of each of the supporting parts, which is close to the magnetic core body, is provided with a guiding inclined plane, and the guiding inclined plane is used for guiding the magnetic core body to enter the positioning groove.
In some embodiments of the invention, the housing includes an end cap and a base, the base having a cavity with an opening, the end cap being positioned over the opening, the end cap and the cavity defining the mounting cavity therebetween.
In some embodiments of the present invention, a plurality of third heat dissipation holes are disposed on the end cover, and the plurality of third heat dissipation holes are disposed opposite to the plurality of first heat dissipation holes in a one-to-one correspondence manner.
In some embodiments of the present invention, an annular limiting portion is disposed on a side of the end cover facing the base, the limiting portion is disposed around the magnetic core body, a side of the limiting portion, which is close to the magnetic core body, is abutted against an upper end of the connecting portion, and a side of the limiting portion, which is far away from the magnetic core body, is connected to a supporting table of the base.
The magnetic core for the surface-mounted high-power charger has the characteristics and advantages that: the magnetic core body is positioned in the installation cavity through the positioning piece, so that the glue layer is prevented from being arranged between the magnetic core body and the shell, the distance between the magnetic core body and the electric equipment is reduced, and the phenomenon that the smaller magnetic field is weakened due to the fact that the distance is far away is achieved, so that the purpose of improving the charging speed is achieved.
Meanwhile, the connecting part of the positioning part is connected with the supporting column through the connecting glue, so that the stability of the positioning part in the installation cavity is guaranteed, the magnetic core body is better positioned, and the stability of the magnetic core body in the installation cavity is guaranteed.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a cross-sectional view of a magnetic core for a mounted high-power charger according to an embodiment of the present invention;
fig. 2 is a partial schematic view of the magnetic core for the mounted high-power charger shown in fig. 1.
Reference numerals illustrate:
1. a housing; 11. a mounting cavity; 12. a support column; 13. a positioning groove; 14. a second heat radiation hole; 15. a support part; 151. a guide slope; 16. an end cap; 161. a third heat radiation hole; 162. a limit part; 17. a base; 171. a support table;
2. a magnetic core body; 21. positioning holes;
3. a positioning piece; 31. a connection part; 32. a positioning pin; 33. a first heat radiation hole;
4. connecting glue;
5. and electric equipment.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Embodiment one;
as shown in fig. 1 and 2, the present invention provides a magnetic core for a mounted high-power charger, comprising: the device comprises a shell 1, wherein an installation cavity 11 is arranged in the shell 1, and a plurality of support columns 12 are arranged on the bottom surface of the installation cavity 11; a magnetic core body 2, wherein the magnetic core body 2 is arranged in the installation cavity 11, a plurality of support columns 12 are arranged at intervals in the circumferential direction of the magnetic core body 2, and the lower end surface of the magnetic core body 2 is supported by the shell 1; the locating piece 3, the locating piece 3 end in the up end of magnetic core body 2 is in order to fix a position magnetic core body 2, the locating piece 3 has connecting portion 31, connecting portion 31 pass through connecting adhesive 4 respectively with a plurality of support column 12 links to each other.
It can be understood that the magnetic core body 2 is positioned in the installation cavity 11 through the positioning piece 3, so that the glue layer is prevented from being arranged between the magnetic core body 2 and the shell 1, the distance between the magnetic core body 2 and the electric equipment 5 is reduced, and the phenomenon that the smaller magnetic field is weakened due to the longer distance is achieved, so that the purpose of improving the charging speed is achieved.
Simultaneously connecting portion 31 of location portion links to each other with support column 12 through connecting glue 4 to guarantee the steadiness of location portion in installation cavity 11, with the better magnetic core body 2 of fixing a position, guarantee the stability of magnetic core body 2 in installation cavity 11.
Embodiment two;
the present embodiment differs from the above-described embodiments in that;
as shown in fig. 1 and 2, in some embodiments of the present invention, a plurality of positioning holes 21 are formed on the magnetic core body 2 at intervals, a plurality of positioning pins 32 are formed on the positioning member 3, and the plurality of positioning pins 32 extend into the plurality of positioning holes 21 in a one-to-one correspondence.
In some embodiments of the present invention, the positioning member 3 is provided with a plurality of first heat dissipation holes 33 at intervals, and at least one first heat dissipation hole 33 is provided between two adjacent positioning pins 32.
In some embodiments of the present invention, a positioning groove 13 is provided on the bottom surface of the installation cavity 11, at least a portion of the magnetic core body 2 extends into the positioning groove 13, and the lower end surface of the magnetic core body 2 abuts against the bottom surface of the positioning groove 13.
In some embodiments of the present invention, a plurality of second heat dissipation holes 14 are spaced from the bottom of the positioning slot 13, and at least a portion of the positioning holes 21 are disposed opposite to the second heat dissipation holes 14.
In some embodiments of the present invention, a supporting portion 15 is disposed at the top of each supporting column 12, one end of each supporting portion 15, which is close to the magnetic core body 2, is abutted against a side wall of the magnetic core body 2, and the connecting glue 4 is adhered between the supporting portion 15 and the connecting portion 31.
In some embodiments of the present invention, an end of each of the supporting portions 15 near the magnetic core body 2 is provided with a guiding inclined surface 151, and the guiding inclined surface 151 is used for guiding the magnetic core body 2 into the positioning slot 13.
Therefore, heat is generated when the charger with higher power works, so that heat is dissipated through the first heat dissipation holes 33 and the second heat dissipation holes 14, and the running stability of the charger is ensured.
Embodiment three;
as shown in fig. 1 and 2, the present embodiment differs from the above-described embodiment in that;
in some embodiments of the present invention, the housing 1 includes an end cover 16 and a base 17, the base 17 is provided with a cavity having an opening, the end cover 16 covers the opening, and the mounting cavity 11 is defined between the end cover 16 and the cavity. Thereby, the structure of the housing 1 is made simpler.
In some embodiments of the present invention, the end cover 16 is provided with a plurality of third heat dissipation holes 161, and the plurality of third heat dissipation holes 161 are disposed opposite to the plurality of first heat dissipation holes 33 in a one-to-one correspondence manner.
Therefore, heat is generated when the charger with higher power works, so that the heat is dissipated through the first heat dissipation holes 33, the second heat dissipation holes 14 and the third heat dissipation holes 161, and the running stability of the charger is ensured.
In some embodiments of the present invention, an annular limiting portion 162 is disposed on a side of the end cover 16 facing the base 17, the limiting portion 162 is disposed around the magnetic core body 2, a side of the limiting portion 162 near the magnetic core body 2 is abutted against an upper end of the connecting portion 31, and a side of the limiting portion 162 far from the magnetic core body 2 is connected to a supporting stand 171 of the base 17. Therefore, the limiting part 162 is stopped on the connecting part 31, so that the stability of the positioning piece 3 is improved, and the stability of the magnetic core body 2 in the mounting cavity 11 is further improved.
In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.
Claims (7)
1. A magnetic core for a mounted high-power charger, comprising:
the device comprises a shell, wherein an installation cavity is arranged in the shell, and a plurality of support columns are arranged on the bottom surface of the installation cavity;
the magnetic core body is arranged in the mounting cavity, the supporting columns are arranged at intervals in the circumferential direction of the magnetic core body, and the lower end face of the magnetic core body is supported by the shell;
the positioning piece is stopped against the upper end face of the magnetic core body to position the magnetic core body, and is provided with a connecting part which is connected with the support columns through connecting glue respectively;
a positioning groove is formed in the bottom surface of the mounting cavity, at least one part of the magnetic core body stretches into the positioning groove, and the lower end surface of the magnetic core body is abutted against the bottom surface of the positioning groove;
the top of each supporting column is provided with a supporting part, one end, close to the magnetic core body, of each supporting part is abutted against the side wall of the magnetic core body, and the connecting glue is adhered between the supporting parts and the connecting parts;
one end of each supporting part, which is close to the magnetic core body, is provided with a guide inclined plane, and the guide inclined plane is used for guiding the magnetic core body to enter the positioning groove.
2. The magnetic core for a mounted high-power charger according to claim 1, wherein a plurality of positioning holes are formed in the magnetic core body at intervals, a plurality of positioning pins are arranged on the positioning piece, and the positioning pins extend into the positioning holes in a one-to-one correspondence manner.
3. The magnetic core for a mounted high-power charger according to claim 2, wherein a plurality of first heat dissipation holes are formed in the positioning member at intervals, and at least one first heat dissipation hole is formed between two adjacent positioning pins.
4. The magnetic core for a mounted high-power charger according to claim 2, wherein a plurality of second heat dissipation holes are formed at intervals at the bottom of the positioning groove, and at least a part of the positioning holes are arranged opposite to the second heat dissipation holes.
5. The magnetic core for a mounted high-power charger according to claim 3, wherein the housing comprises an end cap and a base, a cavity having an opening is provided in the base, the end cap is provided on the opening, and the mounting cavity is defined between the end cap and the cavity.
6. The magnetic core for a mounted high-power charger according to claim 5, wherein the end cover is provided with a plurality of third heat dissipation holes, and the third heat dissipation holes are arranged opposite to the first heat dissipation holes in a one-to-one correspondence manner.
7. The mounted high-power charger magnetic core according to claim 5, wherein an annular limiting portion is arranged on one side of the end cover, facing the base, and surrounds the magnetic core body, one side of the limiting portion, close to the magnetic core body, is abutted against the upper end of the connecting portion, and one side of the limiting portion, far away from the magnetic core body, is connected to a supporting table of the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010897210.0A CN112017850B (en) | 2020-08-31 | 2020-08-31 | Magnetic core for surface-mounted high-power charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010897210.0A CN112017850B (en) | 2020-08-31 | 2020-08-31 | Magnetic core for surface-mounted high-power charger |
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| Publication Number | Publication Date |
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| CN112017850A CN112017850A (en) | 2020-12-01 |
| CN112017850B true CN112017850B (en) | 2023-05-02 |
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| CN202010897210.0A Active CN112017850B (en) | 2020-08-31 | 2020-08-31 | Magnetic core for surface-mounted high-power charger |
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| CN210640091U (en) * | 2019-08-22 | 2020-05-29 | 南县利尔达电子有限公司 | Vertical inductor convenient to installation |
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| Publication number | Publication date |
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| CN112017850A (en) | 2020-12-01 |
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