CN208175095U - A kind of circuit board for wireless charger - Google Patents
A kind of circuit board for wireless charger Download PDFInfo
- Publication number
- CN208175095U CN208175095U CN201820674676.2U CN201820674676U CN208175095U CN 208175095 U CN208175095 U CN 208175095U CN 201820674676 U CN201820674676 U CN 201820674676U CN 208175095 U CN208175095 U CN 208175095U
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- Prior art keywords
- circuit board
- shell
- wireless charger
- cover board
- fixing groove
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Abstract
The utility model discloses a kind of circuit board for wireless charger, including circuit board main body and the shielding case being arranged on the outside of circuit board main body, shielding case includes shell and cover board, shell opens the fixing groove for being formed with and placing circuit board main body, cover board is fixed on the open end of fixing groove, is provided with insulating layer between circuit board main body and fixing groove slot bottom；Shell is provided with heat sink in the other side opposite with cover board, and shell front and rear sides wall symmetrically opens the first cable hole and the second cable hole for being formed with and leading in fixing groove；Bracket is arranged in the left and right sides of shell.The utility model can provide good magnetic shield performance by the irony shielding case being made of shell and cover board, circuit board and electronic component are normally worked, the thickness of wireless charger can be reduced simultaneously, allow wireless charger thinning, be conducive to the shape-designing of wireless charger, product competitiveness is improved, the benefit of enterprise is increased.
Description
Technical field
The utility model relates to circuit board technology field, in particular to a kind of circuit board for wireless charger.
Background technique
Printed circuit board is important electronic component, is the supporter of electronic component, is the load of electronic component electrical connection
Body.With gradually becoming strong for circuit board function, board design also becomes increasingly complex, and integrated level is higher and higher, each member in plate face
Spacing between device is smaller and smaller.Wireless charger can carry out wireless charging in electricity consumptions products such as the mechanical, electrical brains of opponent, wirelessly
Charger mainly uses electromagnetic induction, magnetic resonance two ways to carry out electric energy transmission.Existing wireless charger generally all includes
One shell and the electromagnetic coil being set in the housing and the control circuit board of control electromagnetic coil work, electromagnetic coil generate friendship
The magnetic field of change carries out the transmission of electric energy, and wherein alternating magnetic field has a certain impact to circuit board and electronic component, can make
The performance decline of the electronic components such as diode, triode is obtained, this will make electric energy loss increase, while it is serious to generate heat, and influences
In the service life of wireless charger, existing solution is to increase the distance between electromagnetic coil and circuit board, to reduce alternation
Influence of the magnetic field to circuit board and electronic component, but this undoubtedly increases the thickness of wireless charger, to wireless charger
Shape-designing brings difficulty；In the lightening pluralistic society to come into vogue of electronic equipment, need to reduce wireless charger
Thickness comply with the demand in market, influence of the alternating magnetic field to circuit board and electronic component can be eliminated with regard to being badly in need of designing
Board structure of circuit.
Utility model content
The technical issues of the utility model solves is provided a kind of for nothing for above-mentioned defect existing in the prior art
The circuit board of line charge electric appliance, to solve the problems mentioned in the above background technology.
To solve above-mentioned technical problem, the technical solution that the utility model is taken is as follows:It is a kind of for wireless charger
Circuit board, including circuit board main body and the shielding case being arranged on the outside of circuit board main body, the shielding case includes shell and lid
Plate, the shell open the fixing groove for being formed with and placing circuit board main body, and the cover board is fixed on the open end of fixing groove, the circuit
Insulating layer is provided between plate main body and fixing groove slot bottom；The shell is provided with heat sink in the other side opposite with cover board,
Shell front and rear sides wall symmetrically opens the first cable hole and the second cable hole for being formed with and leading in fixing groove；A left side for the shell
Bracket is arranged in right two sides.
It is further described as to above-mentioned technical proposal：
In the above-mentioned technical solutions, the shielding case of the shell and cover board composition irony.
In the above-mentioned technical solutions, the cover board is rectangle, and four angles of the cover board are provided with to be connected with shell screw thread
Fixing bolt is connect, the cover board is opened the through-hole for being formed with and passing through for fixing bolt respectively on a corresponding position, opened on the shell
It is formed with fixation hole corresponding with through-hole, is provided with internal screw thread in the fixation hole.
In the above-mentioned technical solutions, heat sink side connected to the housing is provided with heat-conducting layer, the heat sink
The other side is provided with row's radiating fin, and the radiating fin extends toward the direction far from shell.
In the above-mentioned technical solutions, the heat-conducting layer is thermal grease layer.
In the above-mentioned technical solutions, the insulating layer is heat conduction silicone.
In the above-mentioned technical solutions, the section of the bracket is in L font, the outside of the bracket longer side and shell
Wall is affixed, and the shorter side of the bracket, which is opened, is formed with mounting hole.
Compared with prior art, the beneficial effects of the utility model are：By the shielding for the irony that shell and cover board form
Shell can provide good magnetic shield performance, and circuit board and electronic component are normally worked, while can reduce
The thickness of wireless charger allows wireless charger thinning, is conducive to the shape-designing of wireless charger, and it is competing to improve product
Power is striven, the benefit of enterprise is increased；The heat that circuit board main body generates can be transmitted to shell by heat conduction silicone with express delivery, then
It is transmitted on heat sink by the thermal grease layer between heat sink and shell, rapid cooling is then realized by radiating fin,
Improve product quality, increase the service life of product, ensure that product using safe.
Detailed description of the invention
Fig. 1 is the utility model overlooking structure diagram；
Fig. 2 is the utility model side structure schematic view.
In figure：1, shell；11, fixation hole；12, the first cable hole；13, the second cable hole；14, fixing groove；2, cover board；
21, through-hole；3, circuit board main body；31, insulating layer；4, heat sink；41, radiating fin；5, bracket；51, mounting hole；6, fixed spiral shell
Bolt.
Specific embodiment
1 to 2 pair of the utility model is described in further detail with reference to the accompanying drawing.
It is exemplary by reference to the embodiment that attached drawing describes, it is intended to for explaining the application, and should not be understood as pair
The limitation of the application.In the description of the present application, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ",
" width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for description the application and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side
Position is constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.In addition, term " first ", " second "
It is used for description purposes only, is not understood to indicate or imply relative importance or implicitly indicates indicated technical characteristic
Quantity.Thus, define " first ", the feature of " second " can explicitly or implicitly include one or more spy
Sign.In the description of the present application, " several ", the meaning of " plurality " is two or more, unless otherwise clearly specific
It limits.Unless otherwise clearly defined and limited, in this application, the arts such as term " installation ", " connected ", " connection ", " fixation "
Language shall be understood in a broad sense, such as, it may be a fixed connection, may be a detachable connection, or be integrally connected；It can be machinery
Connection, is also possible to be electrically connected；It can be directly connected, two elements can also be can be indirectly connected through an intermediary
Internal connection.For the ordinary skill in the art, above-mentioned term can be understood in the application as the case may be
In concrete meaning.Unless otherwise clearly defined and limited, in this application, fisrt feature the "upper" of second feature or it
"lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to
Cross the other characterisation contact between them.And fisrt feature includes above the second feature " above ", " above " and " above "
One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special
Sign includes fisrt feature right above second feature and oblique upper under the second feature " below ", " below " and " below ", or only
Indicate that first feature horizontal height is less than second feature.
As shown in Figs. 1-2, a kind of circuit board for wireless charger, including circuit board main body 3 and setting are in circuit
The shielding case in 3 outside of plate main body, shielding case include shell 1 and cover board 2, and shell 1 opens the fixing groove for being formed with and placing circuit board main body 3
14, cover board 2 is fixed on the open end of fixing groove 14, is provided with insulating layer 31 between 14 slot bottom of circuit board main body 3 and fixing groove；Shell
Body 1 is provided with heat sink 4 in the other side opposite with cover board 2, and 1 front and rear sides wall of shell, which is symmetrically opened to be formed with, to lead in fixing groove 14
The first cable hole 12 and the second cable hole 13；Bracket 5 is arranged in the left and right sides of shell 1.Insulating layer 31 is heat conduction silicone.Electricity
The heat that road plate main body 3 generates can be transmitted to again on heat sink 4 for delivery to shell 1, realized by radiating fin 41 and quickly dissipated
Heat.The power supply line of wireless charger enters fixing groove neutralizing circuit plate main body 3 from the first cable hole 12 and connects, circuit board main body 3
It is pierced by with the connecting line of inductance coil from the second cable hole 13.
Shell 1 and cover board 2 form the shielding case of irony.The shielding case of irony can provide good magnetic shield performance, make
Obtaining circuit board and electronic component can normally work, while can reduce the thickness of wireless charger, so that wireless charging
Device can be thinning, is conducive to the shape-designing of wireless charger.
Cover board 2 is rectangle, and four angles of cover board 2, which are provided with, is threadedly coupled fixing bolt 6 with shell 1, and cover board 2 is corresponding
Position on open the through-hole 21 for being formed with and passing through for fixing bolt 6 respectively, opened on shell 1 and be formed with fixation hole corresponding with through-hole 21
11, internal screw thread is provided in fixation hole 11.
Heat-conducting layer is arranged in the side that heat sink 4 is connect with shell 1, and the other side of heat sink 4 is provided with row's radiating fin
41, radiating fin 41 extends toward the direction far from shell 1.Heat-conducting layer is thermal grease layer, so that circuit board main body 3, shell 1
Heat can be quickly transmitted on heat sink 4.
The section of bracket 5 is in L font, and the longer side of bracket 5 and the lateral wall of shell 1 are affixed, the shorter side of bracket 5
Open the mounting hole 51 for being formed with and installing with wireless charger shell 1.It is steady that the section of L font can provide preferable structure to bracket 5
It is qualitative, have between 5 lower surface of lower surface and bracket of radiating fin 41 and provides enough heat-dissipating spaces to radiating fin 41
One height difference, while convenient for circuit board to be mounted on wireless charger shell 1.
Do not limit the technical scope of the present invention above, it is all according to the utility model technical spirit to
On embodiment made by any modification, equivalent variations and modification, in the range of still falling within the technical solution of the utility model.
Claims (7)
1. a kind of circuit board for wireless charger, it is characterised in that:Including circuit board main body and it is arranged in circuit board master
The shielding case of external side, the shielding case include shell and cover board, and the shell opens the fixing groove for being formed with and placing circuit board main body,
The cover board is fixed on the open end of fixing groove, is provided with insulating layer between the circuit board main body and fixing groove slot bottom；It is described
Shell is provided with heat sink in the other side opposite with cover board, and shell front and rear sides wall, which is symmetrically opened to be formed with, to lead in fixing groove
The first cable hole and the second cable hole；Bracket is arranged in the left and right sides of the shell.
2. a kind of circuit board for wireless charger according to claim 1, it is characterised in that, the shell and cover board
Form the shielding case of irony.
3. a kind of circuit board for wireless charger according to claim 1, it is characterised in that, the cover board is in rectangular
Shape, four angles of the cover board, which are provided with, is threadedly coupled fixing bolt with shell, and the cover board is opened respectively on a corresponding position
It is formed with the through-hole passed through for fixing bolt, is opened on the shell and is formed with fixation hole corresponding with through-hole, set in the fixation hole
It is equipped with internal screw thread.
4. a kind of circuit board for wireless charger according to claim 1, it is characterised in that, the heat sink and shell
The side of body connection is provided with heat-conducting layer, and the other side of the heat sink is provided with row's radiating fin, and the radiating fin is past
Direction far from shell extends.
5. a kind of circuit board for wireless charger according to claim 4, it is characterised in that, the heat-conducting layer is to lead
Hot silicone grease layer.
6. a kind of circuit board for wireless charger according to claim 1, it is characterised in that, the insulating layer is to lead
Hot layer of silica gel.
7. a kind of circuit board for wireless charger according to claim 1, it is characterised in that, the section of the bracket
In L font, the lateral wall of the longer side of the bracket and shell is affixed, and the shorter side of the bracket, which is opened, is formed with mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820674676.2U CN208175095U (en) | 2018-05-08 | 2018-05-08 | A kind of circuit board for wireless charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820674676.2U CN208175095U (en) | 2018-05-08 | 2018-05-08 | A kind of circuit board for wireless charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208175095U true CN208175095U (en) | 2018-11-30 |
Family
ID=64368737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820674676.2U Active CN208175095U (en) | 2018-05-08 | 2018-05-08 | A kind of circuit board for wireless charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208175095U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110494029A (en) * | 2019-08-27 | 2019-11-22 | 山东浪潮人工智能研究院有限公司 | The shielding case and arbitrary waveform generator of board for arbitrary waveform generator |
| TWI779272B (en) * | 2019-03-22 | 2022-10-01 | 乾坤科技股份有限公司 | MAGNETIC DEVICE and STACKED ELECTRONIC STRUCTURE |
-
2018
- 2018-05-08 CN CN201820674676.2U patent/CN208175095U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI779272B (en) * | 2019-03-22 | 2022-10-01 | 乾坤科技股份有限公司 | MAGNETIC DEVICE and STACKED ELECTRONIC STRUCTURE |
| CN110494029A (en) * | 2019-08-27 | 2019-11-22 | 山东浪潮人工智能研究院有限公司 | The shielding case and arbitrary waveform generator of board for arbitrary waveform generator |
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