CN208707367U - Wireless charger - Google Patents

Wireless charger Download PDF

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Publication number
CN208707367U
CN208707367U CN201821623843.7U CN201821623843U CN208707367U CN 208707367 U CN208707367 U CN 208707367U CN 201821623843 U CN201821623843 U CN 201821623843U CN 208707367 U CN208707367 U CN 208707367U
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CN
China
Prior art keywords
wireless charger
circuit board
panel
semiconductor chilling
chilling plate
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Active
Application number
CN201821623843.7U
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Chinese (zh)
Inventor
陆旭东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Yu Yu Intelligent Photoelectric Technology Co Ltd
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Shenzhen Yu Yu Intelligent Photoelectric Technology Co Ltd
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Priority to CN201821623843.7U priority Critical patent/CN208707367U/en
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Abstract

This application discloses a kind of wireless chargers, for carrying out wireless charging to mobile electronic device, the wireless charger includes: to be made of thermally conductive nonmetallic materials, for placing the panel of the mobile electronic device, for wirelessly transmitting electric power to the mobile electronic device, transmitting coil to charge to the mobile electronic device, semiconductor chilling plate for cooling down to the transmitting coil and the panel, for conducting the heat sink assembly for the heat that the semiconductor chilling plate generates, and the fan for cooling down to the heat sink assembly;The panel, transmitting coil, semiconductor chilling plate, heat sink assembly and fan are cascading, the semiconductor chilling plate has the chill surface being oppositely arranged and heating surface, the transmitting coil is fitted on the chill surface, and the heating surface is fitted on the heat sink assembly.

Description

Wireless charger
Technical field
The utility model relates to the charging technique field of mobile electronic device, in particular to a kind of wireless charger.
Background technique
With popularizing for mobile electronic device such as mobile phone, people's lives are greatly facilitated, frequency of use is increasingly Height, the charging technique of mobile electronic device, especially wireless charging technology also high speed development therewith, comes into practical application rank Section.
Wireless charger is can to charge the battery in the case where not physical connection direct with the electrical contact of battery Equipment, generally comprise wirelessly in mobile electronic device such as mobile phone battery transmission electric power electromagnetic wire Circle.As long as not needing in use, mobile electronic device is placed on the predetermined charge position of wireless charger to mobile electron Apparatus connecting conducting wire, electromagnetic coil can charge directly to the battery of mobile electronic device, very easy to use.
Currently, during the wireless charging of mobile electronic device, electromagnetic coil in wireless charger and receive charging Mobile electronic device can all generate a large amount of heat, if the charging time is longer, then these heats are possible to mobile electron Equipment and wireless charger all damage.Therefore, the heat dissipation of wireless charger is always the important technology of a urgent need to resolve Problem.With the development of consumer electrical product, mobile electronic device is increasing to the capacity requirement of internal battery, to them It carries out being also required to provide stronger heat-sinking capability when wireless charging, to ensure the efficiency and safety of wireless charging.
Summary of the invention
The utility model provides a kind of wireless charger, for the wireless charging of mobile electronic device such as mobile phone, tool There are lesser size and excellent heat dissipation effect.
Embodiment according to the present utility model provides a kind of wireless charger, for carrying out nothing to mobile electronic device Line charge electricity, the wireless charger includes: to be made of thermally conductive nonmetallic materials, for placing the face of the mobile electronic device Plate is used to wirelessly transmit electric power to the mobile electronic device, thus charge to the mobile electronic device Transmitting coil, the semiconductor chilling plate for cooling down to the transmitting coil and the panel described are partly led for conducting The heat sink assembly and fan for cooling down to the heat sink assembly for the heat that body cooling piece generates;The face Plate, transmitting coil, semiconductor chilling plate, heat sink assembly and fan are cascading, and the semiconductor chilling plate has phase To the chill surface and heating surface of setting, the transmitting coil is fitted on the chill surface, and the heating surface is fitted in described dissipate On backing component.
Preferably, the wireless charger further include circuit board and can with external power supply be electrically connected power interface, The transmitting coil, semiconductor chilling plate and fan are all electrically connected with the circuit board, can pass through the circuit board and institute It states power interface and obtains electric power from external power supply.
Preferably, the shape of the circuit board is annular flat plate or frame shape tabular, is set in the semiconductor refrigerating The periphery of piece;The circuit plate thickness is less than the thickness of the semiconductor chilling plate, and a surface of the circuit board and institute It states chill surface concordantly or is higher than the chill surface, so that opposite another surface of the circuit board is higher than the heating surface.
Preferably, the inner edge of the circuit board entirely or partly touches the chill surface.
Preferably, the heat sink assembly is made of aluminum or aluminum alloy, and shape is the plate body or framework of rectangle, described to dissipate The outer periphery of backing component is formed with multiple heat radiation fin structures.
Preferably, the wireless charger further includes bottom case, and the bottom case is at least by the heat sink assembly and the wind In fan is entirely accommodated in;The bottom case has disk-shaped bottom surface and is looped around the cylinder or truncated cone-shaped side wall of bottom surface periphery, Bottom surface described in the air-out direction face of the fan;The bottom surface offers multiple air inlets, the side wall offer it is multiple go out Air port;The power interface is also disposed on the bottom case.
Preferably, the wireless charger further includes the panel set that the panel periphery is set in made of heat-barrier material Ring.
Preferably, the wireless charger further includes made of metal being set in the of panel lantern ring periphery One rosette and the second rosette made of metal for being looped around the circuit board periphery.
Preferably, the wireless charger further includes the body supports part made of transparent or semitransparent heat-barrier material, The shape of the body supports part is cylindrical, the reduced diameter at the both ends in axial direction, is respectively formed the first fitting portion and Two fitting portions;First rosette and the second rosette are respectively sleeved at the outer of first fitting portion and the second fitting portion It encloses, second fitting portion is also set in the circuit board periphery.
Preferably, the wireless charger further includes the conduction cooling part made of Heat Conduction Material, and the shape of the conduction cooling part is Annular is cylinder-shaped, and one side edge is along the multiple strips of axially extending formation of the conduction cooling part or the conducting part of sheet;Institute It states the first fitting portion and is looped around the conduction cooling part periphery, the conducting part touches the panel, makes the panel, panel set The chill surface of ring, conduction cooling part and its conducting part and semiconductor chilling plate surrounds jointly is accommodated in the inner the transmitting coil Refrigerating chamber.
The wireless charger provided according to better embodiment as described above can carry out mobile electronic device wireless Charging, and which provide a variety of effective refrigeration and sinking paths, can be the wireless charging during wireless charging Multiple components of device itself and by the wireless charger carry out wireless charging mobile electronic device all effectively dropped Temperature, moreover it is possible to the waste heat generated in discharge work in time, thus the heat generated during effectively preventing wireless charging It influences charge efficiency or carries out the mobile electron of wireless charging to the wireless charger itself and by the wireless charger Equipment damages, and greatly improves the security performance and charge efficiency of wireless charging.
Detailed description of the invention
The perspective view for the wireless charger that the embodiment that Fig. 1 shows the utility model provides.
Fig. 2 shows the perspective views under another visual angle of wireless charger described in Fig. 1.
Fig. 3 shows the exploded view of wireless charger shown in FIG. 1.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, combines implement referring to the drawings The utility model is further described in example.
It please refers to Fig.1 to Fig.3, the better embodiment of the application provides a kind of wireless charger 100, can be used for Wirelessly charge to the battery of mobile electronic device (such as mobile phone, tablet computer etc.).The wireless charger 100 include panel 1, transmitting coil 2, semiconductor chilling plate 3, circuit board 4, heat sink assembly 5, fan 6 and bottom case 7.
Panel 1 is in tabular, its exterior contour is preferably rounded in present embodiment, in other embodiments can also be with Other proper shapes are set by its exterior contour.Panel 1 is preferably using the nonmetallic materials example with Thermal conductivity If carbon fiber is made, it can prevent neighbouring transmitting coil 2 from leaking electricity by panel 1 and abundant conducted emission line in this way The heat that circle 2 generates.
Transmitting coil 2 can be the existing Electromagnetic Launching coil for wireless charger, its shape in present embodiment Preferably planar spiral winding.When the distance between the transmitting coil 2 and mobile electronic device such as mobile phone are no more than scheduled Maximum charge apart from when, which can use electromagnetic induction principle, wirelessly by the electric power from other power supplys It is transferred to mobile electronic device, and is stored into the battery of mobile electronic device, to realize wireless charging.The transmitting coil 2 more specific structure feature and working method can be referring to the prior art, here without repeating.
Semiconductor chilling plate 3 can use existing semiconductor chilling plate, its in present embodiment is preferably shaped to pros Shape tabular, side length are not less than the diameter of transmitting coil 2, certainly in other embodiments can also be by semiconductor chilling plate 3 exterior contour is set as other proper shapes.The specific structure feature and working method of the semiconductor chilling plate 3 all may be used Referring to the prior art, to be not necessarily to repeat here.According to state of the art it is found that the opposing sides of the semiconductor chilling plate 3 Respectively chill surface 31 and heating surface 32, the chill surface 31 can cool down at work, and the heating surface 32 can generate heat.At this In embodiment, the cooling face 31 of the semiconductor chilling plate 3 is arranged towards the transmitting coil 2, and heating surface 32 is backwards to described Chill surface 31 is arranged.Preferably, it may be coated with heat-conductive coating such as heat conductive silica gel in the cooling face 31 and heating surface 32, For semiconductor chilling plate 31 being protected and being further increased heat-conductive characteristic.
Circuit board 4 can use printed circuit board (Printed Circuit Board, PCB).In present embodiment, institute That states circuit board 4 is preferably shaped to annular flat plate or frame shape tabular, is set in around the semiconductor chilling plate 3.Institute Stating circuit board 4 can be according to existing electric connection mode and transmitting coil 2 and external power supply (such as commercial power socket, automobile Battery etc.) electric connection is established, the power transmission of external power supply is used for wireless charging to transmitting coil 2.Due to described Circuit board 4 and the electric connection method and required connector such as conducting wire of transmitting coil 2 and external power supply etc. can be adopted completely It with the prior art, therefore does not need that external power supply is shown in figure, does not need that circuit board 4 and transmitting coil 2 and outside are shown yet Connector between power supply.Preferably, in the present embodiment, the thickness of the circuit board 4 is less than the semiconductor chilling plate 3 Thickness, and the upper surface of circuit board 4 is preferably arranged to concordant with the chill surface 31 of semiconductor chilling plate 3 or is higher than half The chill surface 31 of conductor cooling piece 3, so that the lower surface of circuit board 4 is higher than the heating surface 32 of semiconductor chilling plate 3.In this way, electric Road plate 4 can be as far as possible far from the heating surface 32 of semiconductor chilling plate 3, and the heat for preventing heating surface 32 from generating is to circuit board 4 Work has an adverse effect.In further preferred embodiment, internal diameter or the change of circuit board 4 can also be suitably reduced The shape of 4 inner edge of circuit board, so that the inner edge of circuit board 4 entirely or partly touches the chill surface 31 of semiconductor chilling plate 3, It can be during the work time in this way that circuit board 4 also cools down using semiconductor chilling plate 3.May be used also on the circuit board 4 To be arranged for prompting charged state and increasing the indicator light (not shown) of decorative effect.
Heat sink assembly 5 can be made of the material with Thermal conductivity, such as metal material, it is preferred to use aluminium Or aluminium alloy is made.The shape of the heat sink assembly 5 is the plate body or framework of rectangle, and one face paste closes the semiconductor chilling plate 3 heating surface 32 is arranged, for conducting the heat of the generation of heating surface 32.The outer periphery of the heat sink assembly 5 is formed with multiple Heat radiation fin structure 52, for increasing the surface area of heat sink assembly 5 to improve heat dissipation effect.
Fan 6 uses centrifugal fan, the one side of 5 backside semiconductor cooling piece 3 of heat sink assembly in the present embodiment It is arranged towards fan 6, the heat of heat sink assembly 5 can be discharged when fan 6 rotates.It is appreciated that fan 6 can also It is electrically connected by being established by (not shown) in a manner of existing and circuit board 4, work institute is obtained from outside by circuit board 4 The power supply needed, and the control by circuit board 4.
Bottom case 7 is discoid shell, with disk-shaped bottom surface and the cylinder or the truncated cone-shaped side that are looped around bottom surface periphery Wall.The bottom case 7 is preferably made of heat-barrier material such as plastics, is at least set in the outside of heat sink assembly 5 and fan 6, at least Heat sink assembly 5 and fan 6 are entirely accommodated in interior, the bottom surface of the air-out direction face bottom case 7 of fan 6.Preferably, in bottom case 7 bottom surface offers multiple air inlets 71, and the side wall of bottom case 7 offers multiple air outlets 72, suction when for working to fan 6 Gas and air draft provide convenience, the heat that help more efficiently to shed semiconductor chilling plate 3 and circuit board 4 generate.It can manage Solution, according to the specific type of fan 6, can also be changed to air outlet for air inlet 71, air outlet 72 is changed to air inlet, these are all It is that prior art means may be implemented.The power supply for providing electric power to the circuit board 4 is also provided on bottom case 7 to connect Mouth 73.The power interface 73 can be existing plug, socket, charging interface etc., with the connection type of circuit board 4 and Working principle can use the prior art, therefore herein without repeating, without showing the power interface 73 and electricity in figure The connection type of road plate 4.
In the present embodiment, in order to further improve the temperature reduction performance and heat dissipation performance, knot of the wireless charger 100 Structure integrality and aesthetics, the wireless charger 100 preferably still further comprise panel lantern ring 8, the first rosette 91, Two rosettes 92, body supports part 10 and conduction cooling part 11.
The panel lantern ring 8 is preferably circular ring shape tabular, can be made of heat-barrier material such as plastics.The panel set The diameter and thickness of the internal diameter and thickness of ring 8 and the panel 1 are adapted, and can seamlessly be set in 1 periphery of panel, For being protected and being prevented panel 1 from leaking from the cooling capacity that semiconductor chilling plate 3 obtains from surrounding to panel 1.
First rosette 91 and the second rosette 92 are preferably all becket.In further preferred embodiment In, the outer diameter of first rosette 91 and the second rosette 92 is equal;The internal diameter of first rosette 91 is outer with panel lantern ring 8 Diameter is adapted, and the first rosette 91 is allow to be set in the periphery of panel lantern ring 8;The internal diameter and circuit board 4 of second rosette 92 Outer diameter be adapted, so that the second rosette 92 is looped around the periphery of circuit board 4.
Body supports part 10 can use transparent or semitransparent heat-barrier material, such as transparent or semitransparent plastics or silicon Glue etc. is made, and is conducive to increase decorative effect (such as the light of the indicator light allowed on circuit board 4 from wherein appear), improves beautiful Property.The shape of the body supports part 10 is cylindrical, in the axial direction of the body supports part 10, body supports part The outer diameter of 10 middle section is identical as the outer diameter of the first rosette 91 and the second rosette 92, the both ends of body supports part 10 Reduced diameter is respectively formed the first fitting portion 10a that can be set in the first rosette 91 and can be set in the second decoration The second fitting portion 10b in ring 92.Wherein the outer diameter of the internal diameter of the second fitting portion 10b and circuit board 4 is adapted, and makes the second fitting Portion 10b can be set in the periphery of circuit board 4.
Conduction cooling part 11 can be using the material with Thermal conductivity, such as metal material be made, it is preferred to use aluminium or Aluminium alloy is made.The conduction cooling part 11 is preferably shaped to annular or cylinder-shaped, and internal diameter is preferably not less than the diameter of transmitting coil 2 With the catercorner length of semiconductor chilling plate 3, the conduction cooling part 11 is allowed to be set in transmitting coil 2 and semiconductor chilling plate Outside 3.The one side edge of the conduction cooling part 11 is along the multiple strips of axially extending formation of the conduction cooling part 11 or the biography of sheet Portion 110 is led, the conducting part 110 is preferably equally spacedly arranged.The axial length of the conduction cooling part 11 is preferably not less than emission lines The sum of axial width and the thickness of semiconductor chilling plate 3 of circle 2.The internal diameter of first fitting portion 10a of body supports part 10 with lead The outer diameter of cold part 11 is adapted, and the first fitting portion 10a is allowed to be looped around 11 periphery of conduction cooling part.
It can be, but not limited to carry out according to following assembling processing procedure when the wireless charger 100 is assembled: by wind Fan 6 is installed to the one side (such as shown in Fig. 1, being installed to the lower surface of heat sink assembly 5) of heat sink assembly 5, the mode of installation It can be connected using the prior art such as screw;The heating surface 32 of semiconductor chilling plate 3 is fitted in the wind backwards of heat sink assembly 5 The another side (such as shown in Fig. 1, being fitted in the upper surface of heat sink assembly 5) of fan, conduction cooling part 11 is set in semiconductor chilling plate 3 Periphery, then by heat-insulated connection means, such as existing non-conductive nylon staple is by semiconductor chilling plate 3 and conduction cooling part 11 It is fixed on heat sink assembly 5;Transmitting coil 2 is fitted on the chill surface 31 of semiconductor chilling plate 3, and passes through existing means Such as transmitting coil 2 is fixed on semiconductor chilling plate 3 by bonding way;Circuit board 4 is set in outside semiconductor chilling plate 3 It encloses, the upper surface of circuit board 4 is preferably arranged to concordant with the chill surface 31 of semiconductor chilling plate 3 or is higher than semiconductor refrigerating The chill surface 31 of piece 3 is incited somebody to action so that the lower surface of circuit board 4 is higher than the heating surface 32 of semiconductor chilling plate 3 using with existing means Circuit board 4 is fixed, and semiconductor chilling plate 3 and fan 6 are all established by existing means and circuit board 4 and are electrically connected;By One rosette 91 and the second rosette 92 are respectively sleeved at the first fitting portion 10a and the second fitting portion 10b of body supports part 10 Periphery, and be for example bonded the first rosette 91 and the second rosette 92 be fixed on body supports part 10 using existing way On;Second fitting portion 10b of body supports part 10 is set in 4 periphery of circuit board, the first fitting portion 10a is made to be looped around conduction cooling part 11 peripheries;Panel 1 is nested into panel lantern ring 8, panel lantern ring 8 is nested into the first rosette 91, conduction cooling part 11 is made Conducting part 110 touches the surface (shown in Fig. 1 for lower surface) of panel 1, and by existing manner such as bonding by panel 1, Panel lantern ring 8 and the first rosette 91 are fixed to each other, to make the panel 1, panel lantern ring 8, conduction cooling part 11 and its conducting part 110 and the chill surface 31 of semiconductor chilling plate 3 surround the refrigerating chamber for being accommodated in the inner the transmitting coil 2 jointly;It will It assembles these the above-mentioned components finished to be fitted into bottom case 7, the side set where bottom case 7 from fan 6 is set to fan 6 and heat dissipation Except piece component 5, the power interface 73 of bottom case 7 and circuit board 4 is established are electrically connected by existing manner, then by existing Mode such as is for example bonded, snaps connection, being interference fitted at the modes, and bottom case 7 and body supports part 10 and the second rosette 92 is mutually solid It is fixed, that is, complete overall package.In the wireless charger 100 after assembling, panel 1, transmitting coil 2, semiconductor system Cold 3, heat sink assembly 5 and fan 6 successively (direction shown in Fig. 2 is from top to bottom) are stacked, and circuit board 4 is set in half 3 periphery of conductor cooling piece.
When the wireless charger 100 is worked, the mobile electronic device for needing to charge can be lain on panel 1. Power interface 73 is electrically connected according to the foundation such as existing way and external power supply such as commercial power socket, USB interface, automobile storage battery It connects, obtains electric power from external power supply and be supplied to circuit board 4.The electric power obtained from external power supply is respectively supplied to send out by circuit board 4 Ray circle 2, semiconductor chilling plate 3 and fan 6.The electric power of acquisition is radioed to shifting with electromagnetic induction method by transmitting coil 2 Dynamic electronic equipment, charges to the battery of mobile electronic device.After semiconductor chilling plate 3 obtains electric power, 31 temperature of chill surface Degree reduces, and cools down to transmitting coil 2, influences working performance because of overheat to prevent transmitting coil 2.Further, half The chill surface 31 of conductor cooling piece 3 is used not only for cooling down to transmitting coil 2, additionally it is possible to for by wireless charging 100 The mobile electronic device to charge cools down.Specifically, since the cooling capacity that chill surface 31 generates all is closed in by panel 1, in the refrigerating chamber that the chill surface 31 of panel lantern ring 8, conduction cooling part 11 and its conducting part 110 and semiconductor chilling plate 3 surrounds not It can let out, therefore can sufficiently reduce the temperature of conduction cooling part 11 and its conducting part 110, and then reduce and connect with conducting part 110 The temperature (i.e. by cold quantity transmission to panel 1) of the panel 1 of touching, such panel 1 can be to the shiftings of progress wireless charging on it Dynamic electronic equipment cools down, and prevents mobile electronic device from superheating phenomenon occurring during the charging process.And semiconductor chilling plate 3 The heat that heating surface 32 and circuit board 4 generate then is transferred to heat sink assembly 5.Fan is driven by electricity what circuit board 4 provided Lower rotation, it is lasting to generate the air-flow for entering from the air inlet 71 of 7 bottom surface of bottom case, being discharged again from the air outlet 72 of 7 side of bottom case, lead to The heat that the air-flow constantly takes away heat sink assembly 5 is crossed, lasting cooling is carried out to heat sink assembly 5, it thus can be half The heat that the heating surface 32 and circuit board 4 of conductor cooling piece 3 generate constantly is shed by heat sink assembly 5, avoids these Heat adversely affects circuit board 4 and transmitting coil 2.
The wireless charger 100 provided according to better embodiment as described above can carry out nothing to mobile electronic device Line charge electricity, and which provide a variety of effective refrigeration and sinking paths, can be the wireless charging during wireless charging Multiple components of electric appliance 100 itself and by the wireless charger 100 carry out wireless charging mobile electronic device all carry out Effective cooling, moreover it is possible to the waste heat generated in discharge work in time, to be produced during effectively preventing wireless charging Raw heat influences charge efficiency or carries out wirelessly to the wireless charger 100 itself and by the wireless charger 100 The mobile electronic device of charging damages, and greatly improves the security performance and charge efficiency of wireless charging.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent substitution, improvement and etc. done should be included in the utility model Within the scope of protection.

Claims (10)

1. a kind of wireless charger, for carrying out wireless charging to mobile electronic device, which is characterized in that the wireless charger It include: to be made of thermally conductive nonmetallic materials, for placing the panel of the mobile electronic device, for wirelessly to described Mobile electronic device transmits electric power, thus the transmitting coil to charge to the mobile electronic device, for the transmitting The heat dissipation of the semiconductor chilling plate that coil and the panel cool down, the heat for conducting the semiconductor chilling plate generation Piece component and fan for cooling down to the heat sink assembly;The panel, transmitting coil, semiconductor chilling plate, Heat sink assembly and fan are cascading, and the semiconductor chilling plate has the chill surface being oppositely arranged and heating surface, institute It states transmitting coil to be fitted on the chill surface, the heating surface is fitted on the heat sink assembly.
2. wireless charger as described in claim 1, which is characterized in that the wireless charger further includes circuit board and can The power interface being electrically connected with external power supply, the transmitting coil, semiconductor chilling plate and fan are all electric with the circuit board Property connection, electric power can be obtained from external power supply by the circuit board and the power interface.
3. wireless charger as claimed in claim 2, which is characterized in that the shape of the circuit board is annular flat plate or frame Shape tabular is set in the periphery of the semiconductor chilling plate;The circuit plate thickness is less than the thickness of the semiconductor chilling plate Degree, and a surface of the circuit board is concordant with the chill surface or higher than the chill surface, so that the circuit board Opposite another surface is higher than the heating surface.
4. wireless charger as claimed in claim 3, which is characterized in that the inner edge of the circuit board entirely or partly contacts To the chill surface.
5. wireless charger as described in claim 1, which is characterized in that the heat sink assembly uses aluminum or aluminum alloy system At shape is the plate body or framework of rectangle, and the outer periphery of the heat sink assembly is formed with multiple heat radiation fin structures.
6. wireless charger as claimed in claim 2, which is characterized in that the wireless charger further includes bottom case, the bottom The heat sink assembly and the fan are at least entirely accommodated in interior by shell;The bottom case has disk-shaped bottom surface and is looped around The cylinder or truncated cone-shaped side wall of bottom surface periphery, bottom surface described in the air-out direction face of the fan;The bottom surface offers more A air inlet, the side wall offer multiple air outlets;The power interface is also disposed on the bottom case.
7. wireless charger as claimed in claim 2, which is characterized in that the wireless charger further includes by heat-barrier material system At the panel lantern ring for being set in the panel periphery.
8. wireless charger as claimed in claim 7, which is characterized in that the wireless charger further includes by metal material system At the first rosette for being set in the panel lantern ring periphery and made of metal be looped around outside the circuit board The second rosette enclosed.
9. wireless charger as claimed in claim 8, which is characterized in that the wireless charger further includes with transparent or semi-transparent The shape of body supports part made of bright heat-barrier material, the body supports part is cylindrical, outside the both ends in axial direction Diameter reduces, and is respectively formed the first fitting portion and the second fitting portion;First rosette and the second rosette are respectively sleeved at institute The periphery in the first fitting portion and the second fitting portion is stated, second fitting portion is also set in the circuit board periphery.
10. wireless charger as claimed in claim 9, which is characterized in that the wireless charger further includes using Heat Conduction Material Manufactured conduction cooling part, the shape of the conduction cooling part are that annular or cylindrical shape, one side edge are prolonged along the axial direction of the conduction cooling part Stretch the conducting part to form multiple strips or sheet;First fitting portion is looped around the conduction cooling part periphery, and the conducting part connects It contacts the panel, keeps the chill surface of the panel, panel lantern ring, conduction cooling part and its conducting part and semiconductor chilling plate total It is same to surround the refrigerating chamber for being accommodated in the inner the transmitting coil.
CN201821623843.7U 2018-09-30 2018-09-30 Wireless charger Active CN208707367U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821623843.7U CN208707367U (en) 2018-09-30 2018-09-30 Wireless charger

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Application Number Priority Date Filing Date Title
CN201821623843.7U CN208707367U (en) 2018-09-30 2018-09-30 Wireless charger

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CN208707367U true CN208707367U (en) 2019-04-05

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110880803A (en) * 2019-12-17 2020-03-13 台达电子企业管理(上海)有限公司 Wireless charging device
CN111342511A (en) * 2020-02-26 2020-06-26 Oppo广东移动通信有限公司 Electronic equipment, control method and charging system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110880803A (en) * 2019-12-17 2020-03-13 台达电子企业管理(上海)有限公司 Wireless charging device
CN111342511A (en) * 2020-02-26 2020-06-26 Oppo广东移动通信有限公司 Electronic equipment, control method and charging system

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