CN112017850A - Magnetic core for surface-mounted high-power charger - Google Patents
Magnetic core for surface-mounted high-power charger Download PDFInfo
- Publication number
- CN112017850A CN112017850A CN202010897210.0A CN202010897210A CN112017850A CN 112017850 A CN112017850 A CN 112017850A CN 202010897210 A CN202010897210 A CN 202010897210A CN 112017850 A CN112017850 A CN 112017850A
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- CN
- China
- Prior art keywords
- magnetic core
- core body
- positioning
- mounted high
- power charger
- 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.)
- Granted
Links
- 239000003292 glue Substances 0.000 claims abstract description 12
- 230000017525 heat dissipation Effects 0.000 claims description 26
- 238000009434 installation Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention provides a magnetic core for a surface-mounted high-power charger, which comprises: the device comprises a shell, wherein a mounting cavity is arranged in the shell, and a plurality of supporting columns are arranged on the bottom surface of the mounting cavity; the magnetic core body is arranged in the mounting cavity, the support 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, the locating piece is stopped to support in the up end of magnetic core body in order to fix a position the magnetic core body, and the locating piece has connecting portion, and connecting portion link to each other with a plurality of support columns through connecting glue respectively. The magnetic core body is positioned in the mounting cavity through the positioning piece, so that a 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 magnetic field is weakened due to the fact that the distance is far away is avoided, 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 technology, two magnetic cores are respectively arranged on the charger and the electric equipment, after the magnetic cores of the charger are connected with a power supply, a constantly changing magnetic field can be generated, when the electric equipment is placed on the charger, induced current can be generated when the magnetic cores on the back cover of the electric equipment sense the change of the magnetic field, and then the current is converted into direct current, so that the battery of the electric equipment can be charged. However, in the existing charger, the magnetic core is fixed by pasting glue between the magnetic core and the shell, which causes the distance between the magnetic core and the electric equipment to be increased, and influences the charging speed.
Therefore, it is necessary to develop a magnetic core for a surface-mounted high-power charger to solve the above technical problems.
Disclosure of Invention
The invention aims to provide a magnetic core for a surface-mounted high-power charger, which is used for reducing 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, a plurality of supporting columns and a plurality of connecting rods, wherein an installation cavity is formed in the shell, and a plurality of supporting columns are arranged on the bottom surface of the installation cavity;
the magnetic core body is arranged in the mounting cavity, the support 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 positioning piece is abutted against the upper end face of the magnetic core body to position the magnetic core body, the positioning piece is provided with a connecting portion, and the connecting portion is connected with the plurality of supporting columns through connecting glue respectively.
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 disposed on the positioning member, and the plurality of positioning pins correspondingly extend into the plurality of positioning holes one to one.
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 disposed between two adjacent positioning pins.
In some embodiments of the present invention, a positioning groove is disposed on a bottom surface of the mounting cavity, at least a portion of the magnetic core body extends into the positioning groove, and a 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 disposed at intervals at the bottom of the positioning groove, and at least a portion of the positioning hole is disposed opposite to the second heat dissipation holes.
In some embodiments of the invention, a supporting portion is disposed on a top of each supporting column, one end of each supporting portion close to the magnetic core body abuts 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, one end of each of the supporting portions, which is close to the magnetic core body, is provided with a guiding inclined surface for guiding the magnetic core body into the positioning groove.
In some embodiments of the present invention, the housing includes an end cap and a base, the base has a cavity with an opening, the end cap is disposed on the opening, and the end cap and the cavity define the mounting cavity therebetween.
In some embodiments of the present invention, the end cap is provided with a plurality of third heat dissipation holes, 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 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 close to the magnetic core body abuts against an upper end of the connecting portion, and a side of the limiting portion far from the magnetic core body is connected to the 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 mounting cavity through the positioning piece, so that a 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 magnetic field is weakened due to the fact that the distance is far away is avoided, so that the purpose of improving the charging speed is achieved.
Simultaneously, the connecting portion of location portion link to each other with the support column through connecting gluey to guarantee the steadiness of location portion in the installation intracavity, fix a position the magnetic core body better, guarantee the stability of magnetic core body in the installation intracavity.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a cross-sectional view of a magnetic core for a surface-mounted high-power charger according to an embodiment of the present invention;
fig. 2 is a partial schematic view of the magnetic core for a surface-mounted high-power charger shown in fig. 1.
The reference numbers illustrate:
1. a housing; 11. a mounting cavity; 12. a support pillar; 13. positioning a groove; 14. a second heat dissipation hole; 15. a support portion; 151. a guide slope; 16. an end cap; 161. a third heat dissipation hole; 162. a limiting part; 17. a base; 171. a support table;
2. a magnetic core body; 21. positioning holes;
3. a positioning member; 31. a connecting portion; 32. positioning pins; 33. a first heat dissipation hole;
4. connecting glue;
5. an electric device.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to 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," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The first embodiment;
as shown in fig. 1 and 2, the present invention provides a magnetic core for a surface-mounted high-power charger, comprising: the device comprises a shell 1, wherein a mounting cavity 11 is arranged in the shell 1, and a plurality of supporting columns 12 are arranged on the bottom surface of the mounting cavity 11; the magnetic core body 2 is arranged in the installation cavity 11, the support columns 12 are arranged at intervals in the circumferential direction of the magnetic core body 2, and the lower end face of the magnetic core body 2 is supported on the shell 1; the positioning piece 3 is abutted to the upper end face of the magnetic core body 2 to position the magnetic core body 2, the positioning piece 3 is provided with a connecting portion 31, and the connecting portion 31 is connected with the plurality of support pillars 12 through connecting glue 4 respectively.
It can be understood that, fix a position magnetic core body 2 in installation cavity 11 through setting element 3 to avoid setting up the glue film between magnetic core body 2 and casing 1, reduce the distance between magnetic core body 2 and the consumer 5, thereby less magnetic field is because the phenomenon that weakens appears far away in the distance, in order to reach the purpose that improves the speed of charging.
Connecting portion 31 of location portion links to each other with support column 12 through connecting gluey 4 simultaneously to guarantee the steadiness of location portion in mounting chamber 11, fix a position magnetic core body 2 better, guarantee the stability of magnetic core body 2 in mounting chamber 11.
Example two;
the present embodiment is different from the above-described embodiments in that;
as shown in fig. 1 and fig. 2, in some embodiments of the present invention, a plurality of positioning holes 21 are formed at intervals on the magnetic core body 2, a plurality of positioning pins 32 are formed on the positioning member 3, and the positioning pins 32 correspondingly extend into the positioning holes 21.
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 disposed between two adjacent positioning pins 32.
In some embodiments of the present invention, a positioning groove 13 is disposed on a bottom surface of the mounting cavity 11, at least a portion of the magnetic core body 2 extends into the positioning groove 13, and a 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 disposed at intervals at the bottom of the positioning slot 13, and at least a portion of the positioning hole 21 is disposed opposite to the second heat dissipation holes 14.
In some embodiments of the present invention, a supporting portion 15 is disposed on a top of each supporting column 12, one end of each supporting portion 15 close to the magnetic core body 2 abuts 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, one end of each of the supporting portions 15 close to 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 groove 13.
Therefore, the charger with high power can generate heat during working, so that the first heat dissipation hole 33 and the second heat dissipation hole 14 are arranged to dissipate heat, and the running stability of the charger is ensured.
Example three;
as shown in fig. 1 and 2, the present embodiment is different from the above-described embodiments 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, a plurality of third heat dissipation holes 161 are disposed on the end cover 16, 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.
From this, because great powerful charger has the heat production at the during operation to dispel the heat through setting up first louvre 33, second louvre 14, third louvre 161, guarantee the stability of charger operation.
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 close to the magnetic core body 2 abuts against an upper end of the connecting portion 31, and a side of the limiting portion 162 away from the magnetic core body 2 is connected to the supporting platform 171 of the base 17. Therefore, the stopper 162 is abutted against the connecting portion 31, so that the stability of the positioning member 3 is improved, and the stability of the magnetic core body 2 in the mounting cavity 11 is further improved.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean 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, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. 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 invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A magnetic core for a surface-mounted high-power charger is characterized by comprising:
the casing, be equipped with the installation cavity in the casing, be equipped with a plurality of support columns on the bottom surface of installation cavity.
The magnetic core body, the magnetic core body set up in the installation intracavity, it is a plurality of the support column is in the interval sets up in the circumference of magnetic core body, the lower terminal surface of magnetic core body support in the casing.
The positioning piece is abutted against the upper end face of the magnetic core body to position the magnetic core body, the positioning piece is provided with a connecting portion, and the connecting portion is connected with the plurality of supporting columns through connecting glue respectively.
2. The magnetic core for a surface-mounted high-power charger according to claim 1, wherein the magnetic core body is provided with a plurality of positioning holes at intervals, the positioning member is provided with a plurality of positioning pins, and the positioning pins correspondingly extend into the positioning holes one by one.
3. The magnetic core for a surface-mounted high-power charger according to claim 2, wherein the positioning member has a plurality of first heat dissipation holes at intervals, and at least one first heat dissipation hole is formed between two adjacent positioning pins.
4. The magnetic core for a surface-mounted high-power charger according to claim 2, wherein a positioning groove is formed in a bottom surface of the mounting cavity, at least a portion of the magnetic core body extends into the positioning groove, and a lower end surface of the magnetic core body abuts against the bottom surface of the positioning groove.
5. The magnetic core of claim 4, wherein the positioning groove has a plurality of second heat dissipation holes at intervals at the bottom thereof, and at least a portion of the positioning holes are disposed opposite to the second heat dissipation holes.
6. The magnetic core for a surface-mounted high-power charger according to claim 4, wherein a support portion is disposed on a top of each support pillar, one end of each support 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 support portion and the connecting portion.
7. The magnetic core for a surface-mounted high-power charger according to claim 6, wherein one end of each support portion close to the magnetic core body is provided with a guiding inclined surface, and the guiding inclined surface is used for guiding the magnetic core body to enter the positioning groove.
8. The magnetic core for a surface-mounted high-power charger according to claim 3, wherein the housing comprises an end cap and a base, the base is provided with a cavity having an opening, the end cap is covered on the opening, and the mounting cavity is defined between the end cap and the cavity.
9. The magnetic core for a surface-mounted high-power charger according to claim 8, wherein the end cap is provided with a plurality of third heat dissipation holes, and the plurality of third heat dissipation holes are arranged opposite to the plurality of first heat dissipation holes in a one-to-one correspondence manner.
10. The magnetic core for a surface-mounted high-power charger according to claim 8, wherein an annular limiting portion is disposed on a side of the end cap facing the base, the limiting portion is disposed around the magnetic core body, one side of the limiting portion close to the magnetic core body abuts against an upper end of the connecting portion, and one side of the limiting portion far away from the magnetic core body is connected to the supporting platform 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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112017850A true CN112017850A (en) | 2020-12-01 |
| CN112017850B CN112017850B (en) | 2023-05-02 |
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| Publication number | Publication date |
|---|---|
| CN112017850B (en) | 2023-05-02 |
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