CN208806656U - Wireless charging mould group, wireless charging device and power supply unit - Google Patents
Wireless charging mould group, wireless charging device and power supply unit Download PDFInfo
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- CN208806656U CN208806656U CN201721875220.4U CN201721875220U CN208806656U CN 208806656 U CN208806656 U CN 208806656U CN 201721875220 U CN201721875220 U CN 201721875220U CN 208806656 U CN208806656 U CN 208806656U
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- wireless charging
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Abstract
The utility model discloses a kind of wireless charging mould group, including energy-storage units, first coil and the first magnetic core.The first coil is electrically connected the energy-storage units, and received external power supply signal is converted to induced current and stored to the energy-storage units by the first coil and first magnetic core cooperation.First magnetic core includes the first accommodating cavity from the first fixation wall indent, first accommodating cavity is for accommodating and fixing the first coil, described first fixed wall surface is provided with the first retention bead, first retention bead and first accommodating cavity are located at the opposite sides of first fixation wall, and first fixation wall cooperates with first retention bead for being fixed to each other with external shell.A kind of wireless charging device including aforementioned charging module is further disclosed.In addition a kind of power supply unit identical with aforementioned wireless charging device structure is also disclosed.
Description
Technical field
The utility model relates to wireless charging technical fields, in particular to the wireless charging Denso for improving charge efficiency
It sets.
Background technique
Existing wireless charging device is usually the outside that electromagnetic coil is wound on to magnetic core, that is to say protrusion outside magnetic core
Surface, in this way, when wireless charging device and external powering device carry out electric energy transmission by electromagnetic induction principle, two
The coil of protrusion separates wireless charging device with the magnetic core of external powering device in two sides, so comes, between two magnetic cores
Line of magnetic induction path at least will cause the line of magnetic induction to pass through sky by the air gap of distance occupied by two coils, such structure
The path of gas-tight conjunction is longer, and the electromagnetic energy of loss is more, so that the charge efficiency of wireless charging device is poor.
Utility model content
To solve aforementioned technical problem, the utility model provides a kind of higher wireless charging mould group of charge efficiency and packet
Include the wireless charging device of aforementioned wireless charging mould group, it is further provided a kind of power supply unit.
A kind of wireless charging mould group, including first coil and the first magnetic core are disclosed in an embodiment of the present invention, it is described
The external electric energy received is converted to induced current and stored to energy-storage units by first coil and first magnetic core cooperation.It is described
First magnetic core includes the first accommodating cavity, and the first coil is contained in first accommodating cavity.
Preferably, first magnetic core further includes wrapping post, substrate and the first fixation wall around the substrate, it is described around
Terminal is arranged on the substrate, and first fixation wall forms first accommodating cavity, the First Line around the substrate
Ring is contained in first accommodating cavity around the wrapping post.
Preferably, being provided with the first limit for being fixed to first magnetic core on shell in first fixation wall
Protrusion.
Preferably, first retention bead includes the multiple first sub- retention beads, multiple first sub- retention bead settings
In in first fixation wall, and a notch, the beginning of the first coil are formed between two the first adjacent sub- retention beads
Last both ends extend to outside first magnetic core from the opening.
Preferably, the wrapping post includes column ontology and the second retention bead for being arranged on the column ontology, described
Two retention beads are used to first magnetic core being fixed to shell.
A kind of wireless charging device, including aforementioned charging module and shell are disclosed in an embodiment of the present invention, it is described
Shell includes first through hole and the second through-hole, and the first through hole includes multiple first sub-through holes, the multiple first sub-through hole
Whole to be arranged in a ring, the multiple first sub-through hole shape is corresponding with the shape of the multiple first sub- retention bead, and
First retention bead is revealed in outside the shell from the first through hole, and second retention bead is from second through-hole
It is revealed in outside the shell.
Preferably, the wireless charging device further includes the first sealing element, first sealing element includes that third is solid
Determine wall and the first sealed wall, the third fixation wall is hollow circular ring shape, and first sealed wall is fixed around the third
The the multiple first sub- seal chambers of surface and composition with through-hole of wall side, first sealed wall correspond to first limit
Inner wall raised corresponding with first sub-through hole and for abutting the first sub-through hole, the first annular seal space is for accommodating institute
State the first retention bead.
Preferably, the wireless charging device further includes the second sealing element, second sealing element includes the 4th solid
Determine wall and the second sealed wall, the 4th fixation wall is hollow circular ring shape, for abutting shell inner surface and the column sheet
Body, second sealed wall surround the surface of the 4th fixation wall side and lead to second retention bead and described second
Hole is corresponding, and second sealed wall is used to abut the inner wall of second through-hole, the 4th fixation wall and second sealing
Wall cooperation seals and slows down the vibration of second retention bead.
A kind of power supply unit, including electromagnetic coil and magnetic core, the electromagnetic coil are disclosed in an embodiment of the present invention
For receiving with the magnetic core cooperation output induced current when to electric current, the magnetic core includes the first containing cavities, the electromagnetism
Coil is contained in first containing cavities.
Preferably, the magnetic core further includes wrapping post, the wrapping post is formed in first containing cavities, described first
Wrapping post described in coil encircling is contained in first containing cavities.
Compared to the prior art, in the utility model in wireless charging mould group since first coil is contained in the first magnetic core
In the first accommodating chamber of indent, so that docking between electromagnetic coil due to core material between first coil and power supply unit
The line of magnetic induction effectively reduced by the path that air is closed, that is to say between first coil and electromagnetic coil by air be closed
Line of magnetic induction path effectively shorten, so that reducing leakage field effectively increases charge efficiency.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the schematic perspective view of wireless charging device in an embodiment of the present invention；
Fig. 2 is the cut-away section structural schematic diagram of the wireless charging mould group in wireless charging device shown in Fig. 1；
Fig. 3 is the schematic perspective view of shell shown in Fig. 2；
Fig. 4 is the schematic perspective view of the first magnetic core shown in Fig. 2；
Fig. 5 is the planar structure schematic diagram of the first magnetic core shown in Fig. 4；
Fig. 6 is the schematic diagram of the section structure of the first magnetic core shown in Fig. 5 along V-V line；
Fig. 7 is the enlarged structure schematic diagram of the first metallic channel shown in Fig. 5；
Fig. 8 is shown in Fig. 5 positioned at the structural schematic diagram of the wrapping post of the first accommodating cavity；
Fig. 9 is the first sealing element schematic perspective view；
Figure 10 is schematic perspective view of second sealing element along two opposite directions；
Figure 11 is the assembly structure diagram of first coil and the first magnetic core；
Figure 12 is the principle assumption diagram that wireless charging mould group executes when charging in wireless charging device；
Figure 13 is the structural schematic diagram that the present invention one changes the first magnetic core in embodiment；
First sub- retention bead and the schematic perspective view after shell combination in another change embodiment of Figure 14.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The specific structure and the course of work of wireless charging device are illustrated with reference to the accompanying drawing.
Referring to Fig. 1, its schematic perspective view for wireless charging device in an embodiment of the present invention.Such as Fig. 1
Shown, wireless charging device 10 includes shell CS and wireless charging mould group 100, and wireless charging mould group 100 is set in shell CS
Portion and part manifested from the shell CS.Wireless charging mould group 100 receives electric energy using electromagnetic induction principle and is stored up
It deposits.
Specifically, referring to Figure 2 together with Fig. 3, wherein Fig. 2 is the wireless charging shown in Fig. 1 in wireless charging device 10
The cut-away section structural schematic diagram of electric mould group 100, Fig. 3 are the schematic perspective view of shell shown in Fig. 2.
As shown in Fig. 2, shell CS includes opposite inner surface CS1 and outer surface CS2, wherein outer surface CS2 is to be emerging in
The outside of wireless charging device 10 that is to say user it is observed that being exposed to the surface of air；Inner surface CS1 is towards wireless
The surface of the 10 each structural fittings in inside of charging unit.
As shown in figure 3, shell CS include first through hole H1 and the second through-hole H2, first through hole H1 spaced apart with
Second through-hole H2 runs through inner surface CS1 and outer surface CS2, for partially appearing wireless charging mould group 100.
In the present embodiment, first through hole H1 include it is multiple surround the first reference center point O1 arrangement overall structure annulus it is more
A the first arc-shaped sub-through hole H1a.In the present embodiment, first through hole H1 includes 4 the first arc-shaped sub-through hole H1a, phase
Two first adjacent sub-through hole H1a are spaced each other equal, the concyclic heart of 4 arc-shaped through-holes and radius size is identical, that is to say
Using the first reference center point O1 as the center of circle.Second through-hole H2 is the circular through hole positioned at the first reference center point O1.It changes
Ground, first through hole H1 can also be elliptical annular through-hole, the through-hole of rectangular through-hole or other closed figures.
It is appreciated that the shape of first through hole H1, the second through-hole H2 correspond to the shape of the respective element of wireless charging mould group 100
Shape.
Referring to Fig. 2, wireless charging mould group 100 includes energy-storage units 110, first coil 120 and the first magnetic core
130, wherein the energy-storage units 110 in wireless charging mould group 100, first coil 120 and the first magnetic core 130 are adjacent to the interior table
Face CS1 setting.First coil 120 is electrically connected at energy-storage units 110, and first coil 120 and the cooperation of the first magnetic core 130
Received external electric energy is converted into induced current by electromagnetic induction principle, and converts energy stores extremely for induced current
Energy-storage units 110.In the present embodiment, energy-storage units 110 are rechargeable battery, such as lithium battery, lead-acid battery or other types
Rechargeable battery.First coil 120 can be enameled wire.
Referring to Figure 2 together and shown in Fig. 4-6, wherein Fig. 4 is the stereochemical structure signal of the first magnetic core 130 shown in Fig. 2
Figure, Fig. 5 are the planar structure schematic diagram of the first magnetic core 130 shown in Fig. 4, and Fig. 6 is the first magnetic core 130 shown in Fig. 5 along V-V line
The schematic diagram of the section structure.First magnetic core 130 includes matrix BD, around the first fixation wall 131 of described matrix BD and coiling
Column 134.Wrapping post 134 is arranged on matrix BD.First magnetic core 130 further includes the first accommodating cavity 132.132 shape of accommodating cavity
At between the first fixation wall 131 and wrapping post 134.First accommodating cavity 132 is for accommodating and fixing first coil 120.
Specifically, multiple first retention beads 133, the first fixation wall 131 and first are provided in the first fixation wall 131
Wireless charging mould group 100 is fixed to and (Fig. 2) on shell CS by the cooperation of retention bead 133.First retention bead 133 is solid from first
Determine wall 131 to extend to form along the part first direction F1.In addition, 131 place plane S1 of the first fixation wall is parallel to second direction F2,
Second direction F2 is perpendicular to first direction F1.
In the present embodiment, it is solid that the first retention bead 133 and the first accommodating cavity 132 are located at first on F1 in a first direction
The opposite sides for determining wall 131 that is to say that the first retention bead 133 and the first accommodating cavity 132 are located at first fixation wall 131
Upper and lower two sides, so that being located at the first accommodating when the first retention bead 133 and the first fixation wall 131 and shell CS fixed
First coil 120 in chamber 132 is housed in the first magnetic core 130, without protruding outside the first magnetic core 130.
F1 in the projection of the first fixation wall 131 is located at the first fixation wall 131 to first retention bead 133 along a first direction
It is interior, and the not coincident with the first fixation wall 131.Specifically, the first retention bead 133 is located at the first fixation wall 131
Internal region, the first retention bead 133 and the first accommodating cavity 132 are spaced apart, the first retention bead 133 and part the
One fixation wall 131 constitutes hierarchic structure in the direction of neighbouring first accommodating cavity 132, while the first retention bead 133 and first is solid
The outer edge for determining wall 131 is spaced apart, and the first retention bead 133 is with the first fixation wall of part 131 far from the first accommodating
The direction of chamber 132 also constitutes hierarchic structure.
Certainly, ground is changed, F1 is located at the first retention bead 133 in the projection of the first fixation wall 131 along a first direction
It when in the first fixation wall 131, can also be overlapped with the inward flange of the first fixation wall 131 or outer edge, only need the first limit convex
It plays 133 and constitutes hierarchic structure with the first fixation wall 131 and be used for and shell CS fixation.
In the present embodiment, the first fixation wall 131 and the first retention bead 133 surround the first accommodating cavity 132 and entirety in ring
Shape structure.
First retention bead 133 includes the multiple first sub- retention bead 133a, multiple first sub- retention bead 133a dispersions
Ground is set to the surface of the first fixation wall 131 around the first accommodating cavity 132.Wherein, the multiple first sub- retention bead 133a is total
The center of circle and the circular arc with same radius and arc length.Certainly, ground is changed, the arc length of multiple first sub- retention bead 133a can also
With not exactly the same.
First accommodating cavity 132 includes side wall 1321, first connecting portion 1322 and bottom wall 1323, wherein side wall 1321 along
The cylindrical shape that first direction F1 extends, bottom wall 1323 is substantially planar and plane S2 where it is parallel to the first fixation wall 131
Place plane S1 that is to say side wall 1321 perpendicular to bottom wall 1323.First fixation wall of the connection of side wall 1,323 131 and bottom wall 1321,
It that is to say side wall 1321 between the first fixation wall 131 and bottom wall 1323.
First connecting portion 1322 is between side wall 1321 and bottom wall 1323 and is separately connected side wall 1321 and bottom wall
1323, preferably, at least partially arc of first connecting portion 1322, that is to say bottom wall 1323 and 1321 junction of side wall at least portion
It is divided into the chamfering of arc.The chamfering of arc can increase the volume of the first magnetic core 130, convenient for the optimization in the path of magnetic induction line.When
So, ground is changed, first connecting portion 1322 can also be in 90 ° of right angles or other angles, and the first accommodating cavity 132 may be square
Shape or other shapes, then accordingly, the first fixation wall 131 is matched with the shape of the first accommodating cavity 132, can also for rectangle or
Person's other shapes.
Preferably, also referring to Fig. 5 and Fig. 7, wherein Fig. 7 is the enlarged structure of the first metallic channel 1311 shown in Fig. 5
Schematic diagram, the first fixation wall 131, which corresponds to, is arranged the first metallic channel 1311 between two adjacent the first sub- retention bead 133a, with
Is extended to from first metallic channel 1311 convenient for the whole story both ends for the first coil 120 being set in the first accommodating cavity 132
One magnetic core 130 is outer and (schemes not with the control circuit (not shown) and energy-storage units 110 being set to outside the first magnetic core 130
Show) it is electrically connected.Wherein, position of first metallic channel 1311 between two adjacent the first sub- retention beads 133 is first
The notch that fixation wall 131, side wall 1321 are formed, the first metallic channel 1311 is by two opposite conducting wire groove sidewalls 1312 and conducting wire
Groove bottom wall 1313 is constituted, wherein bottom wall 1313 is coplanar with the 1323 place plane S2 of bottom wall of the first accommodating cavity 132, two conducting wires
Side wall 1312 is located at the opposite sides of conducting wire bottom wall 1313, each conducting wire groove sidewall 1312 be all connected to the first fixation wall 131 with
Side wall 1321.
Preferably, also referring to Fig. 5, Fig. 6 and Fig. 8, wherein Fig. 8 be shown in Fig. 5 positioned at first accommodating cavity 132 around
The structural schematic diagram of terminal.As shown in Fig. 6,8, the position of second reference center point O2 is provided with wrapping post 134 in bottom wall 1323,
For fixing first coil 120 (Fig. 2).In the present embodiment, wrapping post 134 is located at the geometric center of the bottom wall 1323,
It is the position in the center of circle.
Wrapping post 134 includes column ontology 1341 and the second retention bead 1342, column ontology 1341 and the second retention bead
1342 cooperations with shell CS for being fixed to each other.Wherein, column ontology 1341 and the first fixation wall 131 are generally aligned in the same plane and
It is parallel to second direction F2, the second retention bead 1342 is from the column ontology 1341 along the first direction F1 far from bottom wall 1323
Extend.
Preferably, please referring to Fig. 9-10, wherein Fig. 9-10 is respectively the first sealing element 101 and the second sealing element 104
Schematic perspective view.Wireless charging mould group 100 further includes the first sealing element 101 and the second sealing element 104.First is close
Envelope element 101 is used to for corresponding to first through hole H1 setting, the corresponding second through-hole H2 setting of the second sealing element 104, the two
The gap between first time magnetic core 130 and shell CS is sealed, reaches dust-proof effect, while providing buffering for the first magnetic core 130
Space, to increase the shock resistance of the first magnetic core 130.
Specifically, as shown in figure 9, the first sealing element 101 includes third fixation wall 1011 and the first sealed wall 1012.The
Three fixation walls 1011 are hollow circular ring shape.First sealed wall 1012 be located at the surface of 1011 side of third fixation wall and
Around multiple first arc-shaped sub- seal chambers 1013 with through-hole are constituted, multiple first sub- seal chambers 1313 are around described
The setting of first fixation wall 1011.Corresponding first retention bead 133 of first sealed wall is corresponding with the first sub-through hole H1a, the first sealing
Wall 1011 is used to abut the inner wall of the first sub-through hole H1a, and multiple first sub- seal chambers 1013 are for accommodating first limit convex
Play 133.
As shown in Figure 10, Figure 10 be the second sealing element 104 along two opposite directions schematic perspective view, second
Sealing element 104 includes the 4th fixation wall 1041 and the second sealed wall 1042.4th fixation wall 1041 is hollow circular ring shape, is used
In abutting shell CS inner surface and column ontology 1341.Second sealed wall 1042 is at 1041 inner edge of the 4th fixation wall, and second
Sealed wall 1042 is corresponding with the second through-hole H2 with the second retention bead 1342, and the second sealed wall 1042 is for abutting second
The inner wall of through-hole H2.4th fixation wall 1041 and the cooperation of the second sealed wall 1042 are for sealing and slowing down the second retention bead
1342 vibration.
When wireless charging mould group 100 and shell CS are assembled, that is to say first coil 120, the first magnetic core 130, first
Sealing element 101, the second sealing element 104 and shell CS assemble detailed process are as follows:
Figure 11 is please referred to, is the assembly structure diagram of first coil 120 and the first magnetic core 130.As shown in figure 11,
First coil 120 is after 134 coiling of wrapping post completion and being placed in the first accommodating space 132, from the first metallic channel 1311
At least two lead ends (not indicating) is drawn, to be at least electrically connected with energy-storage units 110.
Accordingly, by the direction of the inner surface CS1 of 101 corresponding housing CS of the first sealing element and corresponding first through hole H1
Multiple sub-through hole H1a position, the first sealed wall 1012 correspondence is filled in sub-through hole H1a, and the first sealed wall 1012
The inner wall of sub-through hole H1a is abutted, meanwhile, third fixation wall 1011 is connected to the shell CS inner surface at the edge corresponding sub-through hole H1a
CS1。
By the direction of the inner surface CS1 of 104 corresponding housing CS of the second sealing element and the position of corresponding second through-hole H2
It sets, the second sealed wall 1042 correspondence is filled in the second through-hole H2, and the second sealed wall 1042 abuts the interior of the second through-hole H2
Wall, meanwhile, the 4th fixation wall 1041 is connected to the shell CS inner surface CS1 at corresponding second edge through-hole H2.
By the first magnetic core 130 for being fixed with first coil 120 and it is fixed with the first sealing element 101, the second sealing element
104 shell is assembled.
Specifically, multiple first sub-through holes in the first fixation wall 131 first through hole H1 corresponding with the first retention bead 133
The position of H1a, while the first sealed wall 1012 of the position of the corresponding second through-hole H2 of column ontology 1341 and the first sealing element 101
Inner surface is fixed.
Wherein, the first fixation wall 131 is for being connected to third fixation wall 1011 far from the side shell CS inner surface CS1, the
One retention bead 133 is from the first sub-through hole H1a that the side inner surface CS1 extends into first through hole H1, and it is close to abut first
Seal wall 1012；Second retention bead 1342 extends into the second through-hole H1 from inner surface CS1, and abuts the second sealed wall
1042.The first retention bead 133 is revealed from the first sub-through hole H1a of shell CS as a result, and the second retention bead 1342 is from shell
The second through-hole of body CS reveals.Preferably, the first retention bead 133, the height of the second retention bead 1342 and shell CS
Thickness it is identical, as a result, when wireless charging mould group 11 and shell CS are fixed, the first retention bead 133 and the second retention bead
1342 is concordant with outer surface CS1.First coil 120 is then housed in the first accommodating chamber 132 and shell of the first magnetic core 130 as a result,
Between CS.
Figure 12 is please referred to, is the principle assumption diagram that wireless charging mould group 100 executes when charging in wireless charging device 10.
Wireless charging mould group 100 is charged in the way of electromagnetic induction principle with the power supply unit on the outside of shell CS,
It that is to say that the electromagnetic coil in power supply unit flows through electric current and produces the line of magnetic induction, the line of magnetic induction passes through 120 shape of first coil
At the closure line of magnetic induction, due to electromagnetic induction principle, electromagnetic coil and first coil 120 form magnetic induction return circuit to first
Induced current is generated in coil 120, the electromagnetic excitation signal in power supply unit is converted to induced current by first coil 120, warp
It is transmitted in storage energy-storage units 110 (Fig. 2) after crossing corresponding processing circuit processes.
Wherein it should be noted that power supply unit is identical as 10 structure of wireless charging device, magnetic in power supply unit that is to say
Core includes the first containing cavities and wrapping post, and the wrapping post is located in first containing cavities, and electromagnetic coil surrounds the coiling
Column is arranged and is contained in the first containing cavities, difference be only that in power supply unit electromagnetic coil as power output side, and it is wireless
Recipient of the first coil 120 of charging unit 10 as electric energy, when that is to say that electromagnetic coil receives electric current in power supply unit
Cooperate output induced current with magnetic core.It is not being repeated for the specific structural features of power supply unit as a result,.
Compared to the prior art, as shown in figure 12, since first coil 120 is contained in first in wireless charging mould group 100
In the first accommodating chamber of indent 132 of magnetic core 130, so that since core material directly connects between first coil and power supply unit
It touches, the line of magnetic induction between electromagnetic coil is effectively reduced by the path that air is closed, and that is to say first coil 120 and electromagnetic wire
The air path that the closure line of magnetic induction between circle passes through effectively shortens, so that reducing leakage field effectively increases charge efficiency.
Figure 13 is please referred to, the structural schematic diagram of the first magnetic core 230 in embodiment is changed for the present invention one, in this example,
First magnetic core 230 and the structure of the first magnetism 130 are essentially identical, and difference is only that the shape of the first sub- retention bead 233a.The
One sub- retention bead 233a and corresponding through-hole are not limited to the arcuate shape in previous embodiment, or triangle, square
Shape, pentagon, circle, heart or irregular shape.As shown in figure 13, the first sub- retention bead 233a is mutual shape
Not exactly the same triangle, rectangle, pentagon, circle, heart or irregular shape accordingly, shell CS corresponding first
The shape of the first sub-through hole of through-hole H1a is adapted therewith, for example, corresponding triangle, rectangle, pentagon, circle, heart or
The through-hole of person's irregular shape.Of course, it is possible to be the first sub- retention bead and shell in another change embodiment as shown in figure 14
Schematic perspective view after body combination, the shape of multiple first sub- retention bead 233a can also all be five-pointed star, and
And the distance at the interval two neighboring first sub- retention bead 233a is not exactly the same, and accordingly, the corresponding first through hole of shell CS
The shape of first sub-through hole H1a is adapted therewith, such as the through-hole of equal Pentagram shape.
Specific case used herein is expounded the principles of the present invention and embodiment, above embodiments
Explanation be merely used to help understand the method and its core concept of the utility model；Meanwhile for the general technology of this field
Personnel, based on the idea of the present invention, there will be changes in the specific implementation manner and application range, in conclusion
The content of the present specification should not be construed as a limitation of the present invention.
Claims (10)
1. a kind of wireless charging mould group, including first coil and the first magnetic core, the first coil and first magnetic core cooperate
The external electric energy received is converted to induced current to store to energy-storage units, which is characterized in that first magnetic core includes the
One accommodating cavity, the first coil are contained in first accommodating cavity.
2. wireless charging mould group according to claim 1, which is characterized in that first magnetic core further includes wrapping post, base
Bottom and the first fixation wall around the substrate, on the substrate, first fixation wall surrounds institute for the wrapping post setting
It states substrate and forms first accommodating cavity, the first coil is contained in first accommodating cavity around the wrapping post.
3. wireless charging mould group according to claim 2, which is characterized in that be provided in first fixation wall for inciting somebody to action
First magnetic core is fixed to the first retention bead on shell.
4. wireless charging mould group according to claim 3, which is characterized in that first retention bead includes multiple first
Sub- retention bead, multiple first sub- retention beads are set in first fixation wall, and two the first adjacent sub- retention beads
Between be formed with a notch, the whole story both ends of the first coil extend to outside first magnetic core from the notch.
5. according to wireless charging mould group described in claim 3 to 4 any one, which is characterized in that the wrapping post includes column
Ontology and the second retention bead being arranged on the column ontology, second retention bead is for fixing first magnetic core
Onto shell.
6. a kind of wireless charging device, including the wireless charging mould group and shell described in claim 5, which is characterized in that described
Shell includes first through hole and the second through-hole, and the first through hole includes multiple first sub-through holes, the multiple first sub-through hole
Whole to be arranged in a ring, the multiple first sub-through hole shape is corresponding with the shape of the multiple first sub- retention bead, and
First retention bead is revealed in outside the shell from the first through hole, and second retention bead is from second through-hole
It is revealed in outside the shell.
7. wireless charging device according to claim 6, which is characterized in that the wireless charging device further includes first close
Element is sealed, first sealing element includes third fixation wall and the first sealed wall, and the third fixation wall is hollow annulus
Shape, surface and composition multiple first son sealings with through-hole of first sealed wall around third fixation wall side
Chamber, it is corresponding with first sub-through hole and logical for abutting the first son that first sealed wall corresponds to first retention bead
The inner wall in hole, the first annular seal space is for accommodating first retention bead.
8. wireless charging device according to claim 7, which is characterized in that the wireless charging device further includes second close
Element is sealed, second sealing element includes the 4th fixation wall and the second sealed wall, and the 4th fixation wall is hollow annulus
Shape, for abutting shell inner surface and the column ontology, second sealed wall surround the surface of the 4th fixation wall side simultaneously
And it is corresponding with second retention bead and second through-hole, second sealed wall is for abutting second through-hole
Inner wall, the 4th fixation wall and second sealed wall cooperation seal and slow down the vibration of second retention bead.
9. a kind of power supply unit, including electromagnetic coil and magnetic core, the electromagnetic coil is used for when receiving electric current and the magnetic
Core cooperation output induced current, which is characterized in that the magnetic core includes the first containing cavities, and the electromagnetic coil is contained in described the
In one containing cavities.
10. power supply unit according to claim 9, which is characterized in that the magnetic core further includes wrapping post, the wrapping post
It is formed in first containing cavities, the electromagnetic coil is contained in first containing cavities around the wrapping post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721875220.4U CN208806656U (en) | 2017-12-27 | 2017-12-27 | Wireless charging mould group, wireless charging device and power supply unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721875220.4U CN208806656U (en) | 2017-12-27 | 2017-12-27 | Wireless charging mould group, wireless charging device and power supply unit |
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| CN208806656U true CN208806656U (en) | 2019-04-30 |
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| CN201721875220.4U Expired - Fee Related CN208806656U (en) | 2017-12-27 | 2017-12-27 | Wireless charging mould group, wireless charging device and power supply unit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110829612A (en) * | 2019-11-20 | 2020-02-21 | 歌尔科技有限公司 | Wireless charging system, wireless charger and electronic equipment |
| CN110932414A (en) * | 2019-11-19 | 2020-03-27 | 歌尔股份有限公司 | Transmitting device, receiving device and charging assembly |
-
2017
- 2017-12-27 CN CN201721875220.4U patent/CN208806656U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110932414A (en) * | 2019-11-19 | 2020-03-27 | 歌尔股份有限公司 | Transmitting device, receiving device and charging assembly |
| WO2021098217A1 (en) * | 2019-11-19 | 2021-05-27 | 歌尔股份有限公司 | Transmitting device, receiving device, and charging assembly |
| CN110932414B (en) * | 2019-11-19 | 2021-11-16 | 歌尔股份有限公司 | Transmitting device, receiving device and charging assembly |
| CN110829612A (en) * | 2019-11-20 | 2020-02-21 | 歌尔科技有限公司 | Wireless charging system, wireless charger and electronic equipment |
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Address after: 518172 43 Universiade Software Town, 8288 Longgang Avenue, Henggang Street, Longgang District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Ruoyu Technology Co.,Ltd. Address before: 518172 43 Universiade Software Town, 8288 Longgang Avenue, Henggang Street, Longgang District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN ROYOLE TECHNOLOGIES Co.,Ltd. |
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Granted publication date: 20190430 Termination date: 20211227 |