CN108494104B - Wireless charger with air heat insulation cavity - Google Patents
Wireless charger with air heat insulation cavity Download PDFInfo
- Publication number
- CN108494104B CN108494104B CN201810238547.3A CN201810238547A CN108494104B CN 108494104 B CN108494104 B CN 108494104B CN 201810238547 A CN201810238547 A CN 201810238547A CN 108494104 B CN108494104 B CN 108494104B
- Authority
- CN
- China
- Prior art keywords
- isolation
- cavity
- annular
- base
- periphery
- 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.)
- Active
Links
- 238000009413 insulation Methods 0.000 title claims abstract description 31
- 238000002955 isolation Methods 0.000 claims abstract description 67
- 238000004804 winding Methods 0.000 claims description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract 1
- VTLYHLREPCPDKX-UHFFFAOYSA-N 1,2-dichloro-3-(2,3-dichlorophenyl)benzene Chemical compound ClC1=CC=CC(C=2C(=C(Cl)C=CC=2)Cl)=C1Cl VTLYHLREPCPDKX-UHFFFAOYSA-N 0.000 description 16
- 230000017525 heat dissipation Effects 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000005674 electromagnetic induction Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- VLLVVZDKBSYMCG-UHFFFAOYSA-N 1,3,5-trichloro-2-(2-chlorophenyl)benzene Chemical compound ClC1=CC(Cl)=CC(Cl)=C1C1=CC=CC=C1Cl VLLVVZDKBSYMCG-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
-
- H02J7/025—
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0213—Venting apertures; Constructional details thereof
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a wireless charger with an air heat insulation cavity, which comprises an upper base, a lower base, a transmitting coil, a wireless charging control PCB and an extension data wire, wherein the upper base is provided with a plurality of air heat insulation cavities; the top of the upper base is provided with an upper concave cavity in a downward concave way, the upper concave cavity is provided with an isolation bottom wall, and the transmitting coil is arranged in the upper concave cavity; an upper side panel is sealed at the upper end opening of the upper side concave cavity; the bottom of the lower base is concavely provided with a lower concave cavity, the lower concave cavity is provided with an isolation top wall, and the wireless charging control PCB is arranged in the lower concave cavity; the lower end opening of the lower concave cavity is sealed with a lower side panel; the upper base and the lower base are vertically stacked, and an air heat insulation cavity is formed between the isolation bottom wall and the isolation top wall; therefore, heat between the transmitting coil and the wireless charging control PCB is isolated, heat superposition is avoided, the data line is prolonged to play a role in avoiding heat superposition of the adapter and the wireless charger, and meanwhile, the wireless charging control PCB is ingenious and reasonable in structural design and convenient and fast to assemble.
Description
Technical Field
The invention relates to the technical field of wireless chargers, in particular to a wireless charger with an air heat insulation cavity.
Background
With the continuous development of science and technology, mobile devices of people are more and more intelligent, people can receive mails and browse web pages on the mobile devices, and the mobile devices become an integral part of social life of people. The traditional charging mode of the mobile equipment is wired charging, namely charging is carried out through a charging wire, and the charging requirement of modern people cannot be met, so that the wireless charging technology becomes a new technology with wide development prospect at present, and the traditional wired charging technology is gradually replaced; the wireless charging technology is that the mobile equipment receives electromagnetic waves sent by the wireless charger, and the mobile equipment obtains electric energy by utilizing the induction capacity transfer of the electromagnetic waves so as to complete charging.
The existing wireless charger has the following problems:
1. electromagnetic induction is a principle of wireless charging, but the electromagnetic induction can generate heat, a power supply can also generate heat when in operation, and the existing wireless charger charging coil and power supply module can generate heat superposition phenomenon, so that the heat dissipation effect of the wireless charger is poor, and the service performance and the service life of a product are influenced; in the prior art, some designs are aimed at improving the heat dissipation performance of the wireless charger, but the defects of complex structure, insignificant heat dissipation effect improvement effect and the like are common.
2. The wireless charger and the adapter in the prior art are mostly connected through a charging interface, the wireless charging control module and the charging interface are tightly connected together, the adapter is connected to the wireless charging control module through the charging interface, the wireless charging control module and the adapter both generate temperature during use, the temperature generated by the adapter and the wireless charging control module are superposed together due to the limitation of the structure of the wireless charging control module, the temperature is higher, and the performance and the service life of a product can be influenced by the high temperature during long-term use.
Therefore, a new technology is required to be developed to solve the above-mentioned problems.
Disclosure of Invention
In view of the above, the present invention aims at overcoming the drawbacks of the prior art, and its main objective is to provide a wireless charger with an air heat insulation cavity, which isolates heat between a transmitting coil and a wireless charging control PCB board, avoids heat superposition, prolongs a data line, and prevents heat superposition between an adapter and the wireless charger.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a wireless charger with an air heat insulation cavity comprises an upper base, a lower base, a transmitting coil, a wireless charging control PCB and an extension data wire; wherein:
an upper concave cavity is concavely arranged at the top of the upper base, the upper concave cavity is provided with an isolation bottom wall, and the transmitting coil is arranged in the upper concave cavity; an upper side panel is sealed at the upper end opening of the upper side concave cavity;
the bottom of the lower base is concavely provided with a lower concave cavity, the lower concave cavity is provided with an isolation top wall, and the wireless charging control PCB is arranged in the lower concave cavity; the lower end opening of the lower concave cavity is sealed with a lower side panel;
the upper base and the lower base are vertically stacked, an air heat insulation cavity is formed between the isolation bottom wall and the isolation top wall, a through hole is formed in the periphery of the air heat insulation cavity, and the through hole penetrates through the air heat insulation cavity and the outside of the wireless charger;
the transmitting coil and the wireless charging control PCB are electrically connected; one end of the extension data line is connected to the wireless charging control PCB, and the other end of the extension data line is connected with an external charging interface.
As a preferable scheme, one end of the extension data wire is fixedly connected to the wireless charging control PCB, or one end of the extension data wire is connected to a second data interface on the wireless charging control PCB in a pluggable manner through a first data interface.
As a preferable scheme, a first anti-slip washer is arranged on the periphery of the upper side panel, and the first anti-slip washer is upwards exposed on the top surface of the upper side panel; the top of the upper base is provided with a first annular sinking groove in a concave manner corresponding to the periphery of the upper concave cavity, the periphery of the upper side plate is connected to the inner bottom surface of the first annular sinking groove, the bottom surface of the first anti-slip gasket is connected to the inner bottom surface of the first annular sinking groove, and the first anti-slip gasket protrudes upwards to expose the top surface of the upper base.
As a preferable scheme, the bottom end of the transmitting coil is contacted with the isolation bottom wall; the top end of the transmitting coil and the upper side panel keep a first gap, and the inner bottom surface of the first annular sinking groove is higher than the top surface of the isolation bottom wall; the top of the upper base corresponds to the periphery of the upper concave cavity and is concavely provided with an annular step groove, the annular step groove is positioned between the upper concave cavity and the first annular sinking groove, the inner bottom surface of the annular step groove is lower than the inner bottom surface of the first annular sinking groove and higher than the top surface of the isolation bottom wall, the inner bottom surface of the annular step groove and the upper side panel keep an annular second gap, and the second gap is communicated with the first gap.
As a preferable scheme, a second anti-slip washer is arranged on the periphery of the lower side panel, and the second anti-slip washer is downwards exposed on the bottom surface of the lower side panel in a protruding mode; the bottom of the lower base is provided with a second annular sinking groove in a concave manner corresponding to the periphery of the lower concave cavity, the periphery of the lower side plate is connected with the inner top surface of the second annular sinking groove, the top surface of the second anti-slip gasket is connected with the inner top surface of the second annular sinking groove, and the second anti-slip gasket protrudes downwards to expose the bottom surface of the lower base; a third gap is kept between the bottom surface of the wireless charging control PCB and the lower side panel; the top surface of wireless charge control PCB board contacts with the isolation roof.
As a preferable scheme, the upper base and/or the lower base are/is an aluminum piece; or, the upper base and/or the lower base are/is fireproof plastic parts.
As a preferable scheme, a wire clamping groove which is arranged around the air heat insulation cavity is formed between the upper base and the lower base, and the wire clamping groove is provided with an annular opening which penetrates through the outside along the periphery of the wireless charger; and a winding locating hole is further concavely arranged in the wire clamping groove, the extended data wire is wound along the wire clamping groove, and the external charging interface of the extended data wire is inserted into the winding locating hole in a pluggable manner.
As a preferable scheme, the wireless charging control PCB board is connected with a charging indicator lamp, and a relief hole for exposing the charging indicator lamp or transmitting light of the charging indicator lamp is formed in the winding positioning hole, and the relief hole penetrates through the card slot; when the external charging interface is embedded into the coil positioning hole, the external charging interface is shielded outside the charging indicator lamp.
As a preferable scheme, the isolation bottom wall is exposed out of the bottom of the upper base, a first annular concave position is formed at the bottom of the upper base corresponding to the periphery of the isolation bottom wall, and the bottom and the periphery of the first annular concave position are designed to be open;
the isolation top wall is exposed out of the top of the lower base, a second annular concave position is formed on the top of the lower base corresponding to the periphery of the isolation top wall, and the top and the periphery of the second annular concave position are open;
at least one of the opposite surfaces of the isolation bottom wall and the isolation top wall is convexly provided with a supporting convex column, and the other end of the supporting convex column is connected with the other corresponding isolation bottom wall or isolation top wall; the through holes are formed between the adjacent supporting convex columns;
the first annular concave position and the second annular concave position are communicated to form the wire clamping groove.
As a preferable scheme, the charging indicator lamp is provided with a mounting seat and an LED lamp arranged on the mounting seat; the mounting seat is provided with a top limit convex part and a bottom limit convex part, correspondingly, a top limit groove is concavely arranged on the isolation top wall of the lower base, and a yielding hole is formed in the side wall of the lower side concave cavity of the lower base; the mount pad corresponds the hole installation of stepping down, and the spacing convex part in top adaptation is in the spacing recess in top, and the spacing convex part in bottom is limited by the downside of lower base, and the downside board presses in the bottom of the spacing convex part in bottom.
Compared with the prior art, the wireless charging control PCB has obvious advantages and beneficial effects, and particularly, the wireless charging control PCB mainly isolates heat between the transmitting coil and the wireless charging control PCB, avoids heat superposition, prolongs the data line, plays a role in avoiding heat superposition of the adapter and the wireless charger, and meanwhile, has ingenious and reasonable structural design and is convenient and quick to assemble.
In order to more clearly illustrate the structural features, technical means, and specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and the specific embodiments.
Drawings
FIG. 1 is a schematic diagram of an assembled perspective structure (with extended data lines) of an embodiment of the present invention;
FIG. 2 is a schematic view of another angle assembled perspective (with extended data lines) of an embodiment of the present invention;
FIG. 3 is a schematic view of an assembled perspective view (with the extended data line wrapped around) of another embodiment of the present invention;
FIG. 4 is a schematic cross-sectional view of an embodiment of the present invention;
FIG. 5 is a schematic view of the partially enlarged structure of FIG. 4;
FIG. 6 is a side view of an embodiment of the present invention;
FIG. 7 is another cross-sectional schematic view of an embodiment of the present invention;
FIG. 8 is an exploded view of an embodiment of the present invention;
FIG. 9 is a schematic diagram of an assembly structure of a lower base, a wireless charging control PCB, an extended data line, and a charging indicator in an embodiment of the invention;
FIG. 10 is an exploded view of the structure of FIG. 9;
FIG. 11 is another exploded view of the structure of FIG. 9;
FIG. 12 is a schematic diagram of an assembled structure of an upper base and a transmitting coil according to an embodiment of the present invention;
FIG. 13 is a schematic view of another angular assembly of the upper base and the transmitter coil in accordance with an embodiment of the present invention.
The attached drawings are used for identifying and describing:
10. upper base 101, second connecting hole
102. First via hole 11, upper concave cavity
12. Isolation bottom wall 13, upper side panel
14. First annular countersink 15, first anti-slip washer
16. Annular step groove 17, first gap
18. Second gap 20, lower base
201. Second via hole 21, lower concave cavity
22. Isolation top wall 23, lower side panel
24. Second anti-slip washer 25, second annular countersink
26. Third gap 27, support post
271. First connection hole 30, transmitting coil
40. Wireless charging control PCB 50 and extension data line
60. Air heat insulation cavity 61, through hole
70. Wire clamping groove 71 and wire winding positioning hole
72. Abdication hole 80 and charging indicator lamp
81. Top limit projection 82, bottom limit projection.
Detailed Description
Referring to fig. 1 to 13, specific structures of embodiments of the present invention are shown.
A wireless charger with an air heat insulation cavity 60 comprises an upper base 10, a lower base 20, a transmitting coil 30, a wireless charging control PCB 40 and an extension data wire 50; wherein: the upper base 10 and/or the lower base 20 are/is preferably designed as aluminum parts, so that the heat dissipation performance is good, the surface treatment of the upper base 10 and the lower base 20 is easy to process, the product can present better texture, and the experience effect is good during use. Of course, the upper base 10 and/or the lower base 20 may be designed as fireproof plastic members or the like.
An upper concave cavity 11 is concavely arranged at the top of the upper base 10, the upper concave cavity 11 is provided with an isolation bottom wall 12, and a transmitting coil 30 is arranged in the upper concave cavity 11; an upper side panel is sealed at the upper end opening of the upper side concave cavity 11; the periphery of the upper side panel 13 is provided with a first anti-slip gasket 15, and the first anti-slip gasket 15 is upwards exposed on the top surface of the upper side panel 13; the top of the upper base 10 is concave to form a first annular sinking groove 14 corresponding to the periphery of the upper concave cavity 11, the periphery of the upper side plate is connected to the inner bottom surface of the first annular sinking groove 14, the bottom surface of the first anti-slip washer 15 is connected to the inner bottom surface of the first annular sinking groove 14, and the first anti-slip washer 15 protrudes upwards to expose the top surface of the upper base 10. Here, the bottom end of the transmitting coil 30 is in contact with the isolation bottom wall 12; the top end of the transmitting coil 30 and the upper side panel keep a first gap 17, and the inner bottom surface of the first annular countersink 14 is higher than the top surface of the isolation bottom wall 12; the top of the upper base 10 is concave downwards corresponding to the periphery of the upper concave cavity 11 to form an annular step groove 16, the annular step groove 16 is positioned between the upper concave cavity 11 and the first annular sinking groove 14, the inner bottom surface of the annular step groove 16 is lower than the inner bottom surface of the first annular sinking groove 14 and higher than the top surface of the isolation bottom wall 12, the inner bottom surface of the annular step groove 16 and the upper side panel keep an annular second gap 18, and the second gap 18 is communicated with the first gap 17.
The bottom of the lower base 20 is concavely provided with a lower concave cavity 21, the lower concave cavity 21 is provided with an isolation top wall 22, and a wireless charging control PCB 40 is arranged in the lower concave cavity 21; the lower end opening of the lower concave cavity 21 is sealed with a lower side panel; the periphery of the lower side panel 23 is provided with a second anti-slip washer 24, and the second anti-slip washer 24 is downwards exposed on the bottom surface of the lower side panel 23; the bottom of the lower base 20 is concavely provided with a second annular sinking groove 25 corresponding to the periphery of the lower concave cavity 21, the periphery of the lower side plate is connected with the inner top surface of the second annular sinking groove 25, the top surface of the second anti-slip washer 24 is connected with the inner top surface of the second annular sinking groove 25, and the second anti-slip washer 24 protrudes downwards to expose the bottom surface of the lower base 20; a third gap 26 is maintained between the bottom surface of the wireless charging control PCB board 40 and the lower side panel. The top surface of the wireless charging control PCB board 40 is in contact with the isolation top wall 22. In this embodiment, the materials of the upper side panel 13 and the lower side panel 23 may be selected according to the needs, for example: the glass panel or the PC panel is preferably a high temperature resistant glass panel, a high temperature resistant PC panel, or the like.
The upper base 10 and the lower base 20 are stacked up and down, an air heat insulation cavity 60 is formed between the isolation bottom wall 12 and the isolation top wall 22, a through hole 61 is arranged at the periphery of the air heat insulation cavity 60, and the through hole 61 penetrates through the air heat insulation cavity 60 and the outside of the wireless charger; the transmitting coil 30 and the wireless charging control PCB 40 are electrically connected; one end of the extension data line 50 is connected to the wireless charging control PCB board 40, and the other end of the extension data line 50 is connected to an external charging interface. The height of the air insulation chamber 60 is generally designed to be between 0.1 mm and 20 mm, so that both air insulation performance (the height of the chamber is too large, the insulation performance is reduced, the height of the chamber is too small, and the insulation performance is not guaranteed) and overall volume control of the wireless charger product can be considered. The heat generated by the transmitting coil 30 and the wireless charging control PCB 40 can be well isolated by the air heat insulation cavity 60, and the heat dissipation burden of any one of the transmitting coil and the wireless charging control PCB is not increased. The heat of the transmitting coil 30 is emitted to the outside through the isolating bottom wall 12, the air heat insulation cavity 60 and the through hole, and the heat of the wireless charging control PCB 40 can also be emitted to the outside through the isolating top wall 22, the air heat insulation cavity 60 and the through hole; of course, the upper base 10 and the lower base 20 are preferably designed to be aluminum members, which have good heat dissipation performance, so that the heat of the transmitting coil 30 can be directly dissipated outwards through the upper base 10, and the heat of the wireless charging control PCB 40 can be directly dissipated outwards through the lower base 20; generally, the wireless charging control PCB 40 generates relatively more heat, the top surface of the wireless charging control PCB 40 contacts the bottom surface of the isolation top wall 22, and the heat generally tends to be more easily dissipated upwards, so that the heat of the wireless charging control PCB 40 is dissipated to the outside through the isolation top wall 22, the air heat insulation cavity 60 and the through hole, thereby accelerating the heat dissipation and being beneficial to improving the heat dissipation of the wireless charging control PCB 40.
One end of the extended data line 50 is fixedly connected to the wireless charging control PCB 40, or one end of the extended data line 50 is pluggable connected to a second data interface on the wireless charging control PCB 40 through a first data interface. The length of the extension data line 50 is not limited, and is not limited by the drawing, and the extension data line 50 is arranged, so that the distance between the wireless charging control PCB 40 and the external charging interface (or adapter) can be kept between the extension data line 50, and the superposition of heat of the wireless charging control PCB 40 and the adapter is effectively avoided, thereby reducing the adverse effect of the heat of the adapter on the wireless charger, ensuring that the wireless charging control PCB 40 can keep good service performance, prolonging the service life of the wireless charger, reducing the use cost and improving the product competitiveness of the wireless charger; the length of the extended data line 50 may be 80 to 120 cm, or other values. The external charging interface is generally a USB charging interface.
In this embodiment, a wire clamping groove 70 is formed between the upper base 10 and the lower base 20 and is arranged around the air heat insulation cavity 60, and the wire clamping groove 70 has an annular opening penetrating the outside along the periphery of the wireless charger; and, further concave in the wire clamping groove 70 is set up the locating hole 71 of the wire winding, the aforesaid lengthen data link 50 is wound up along wire clamping groove 70 and its external charging interface can insert in the locating hole 71 of the wire winding removably. The wireless charging control PCB 40 is connected with a charging indicator lamp 80, and a relief hole 72 for exposing the charging indicator lamp 80 or transmitting light of the charging indicator lamp 80 is formed in the winding positioning hole 71, and the relief hole 72 penetrates through the card slot 70; when the external charging interface is embedded in the winding positioning hole 71, the external charging interface is shielded outside the charging indicator lamp 80.
The isolation bottom wall 12 is exposed at the bottom of the upper base 10, a first annular concave position is formed at the bottom of the upper base 10 corresponding to the periphery of the isolation bottom wall 12, and the bottom and the periphery of the first annular concave position are open; the isolation top wall 22 is exposed on the top of the lower base 20, a second annular concave position is formed on the top of the lower base 20 corresponding to the periphery of the isolation top wall 22, and the top and the periphery of the second annular concave position are open; on the opposite surfaces of the isolation bottom wall 12 and the isolation top wall 22, at least one of them is convexly provided with a supporting convex column 27, and the other end of the supporting convex column 27 is connected with the other corresponding isolation bottom wall 12 or isolation top wall 22; the through holes are formed between the adjacent support posts 27; the first annular recess and the second annular recess are communicated to form the slot 70. There are various ways of connecting the support posts 27 to the other respective isolation bottom wall 12 or isolation top wall 22, for example: in the present embodiment, the first connecting hole 271 is formed in the supporting boss 27, and the second connecting hole 101 is formed in the other corresponding isolation bottom wall 12 or isolation top wall 22, and the connection between the upper base 10 and the lower base 20 is achieved by passing the connecting screw through the first connecting hole 271 and the second connecting hole 101, that is, the screw locking manner described above. For accurate positioning and convenient assembly, a positioning recess is formed at the second connecting hole 101 of the other corresponding isolation bottom wall 12 or isolation top wall 22, and after the upper base 10 and the lower base 20 are stacked together before screwing, the supporting posts 27 are positioned in the corresponding positioning recesses to form a preliminary positioning relationship.
The charging indicator lamp 80 is provided with a mounting seat and an LED lamp arranged on the mounting seat; the mounting seat is provided with a top limit convex part 81 and a bottom limit convex part 82, correspondingly, a top limit groove is concavely arranged on the isolation top wall 22 of the lower base 20, and the abdication hole 72 is arranged on the side wall of the lower concave cavity 21 of the lower base 20; the mount pad corresponds to the hole 72 of stepping down and installs, and the spacing convex part 81 in top is adapted in the spacing recess in top, and the spacing convex part 82 in bottom is limited by the downside of lower base 20, and the downside board presses in the bottom of the spacing convex part 82 in bottom.
The periphery of the upper base 10 corresponding to the upper concave cavity 11 is provided with a first wire through hole 102, and the first wire through hole 102 penetrates through the upper surface and the lower surface of the isolation bottom wall 12; the periphery of the lower base 20 corresponding to the lower concave cavity 21 is provided with a second wire through hole 201, and the second wire through hole 201 penetrates through the isolation top wall 22; the connection wires between the transmitting coil 30 and the wireless charging control PCB board 40 pass through the first wire through hole 102, the air heat insulation cavity 60 and the second wire through hole 201.
The invention mainly isolates heat between the transmitting coil and the wireless charging control PCB, avoids heat superposition, prolongs the data line, and simultaneously has smart and reasonable structural design and convenient and quick assembly.
The foregoing description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present invention are still within the scope of the technical solutions of the present invention.
Claims (7)
1. A wireless charger with air heat insulating chamber, characterized in that: the wireless charging control PCB comprises an upper base, a lower base, a transmitting coil, a wireless charging control PCB and an extension data wire; wherein:
an upper concave cavity is concavely arranged at the top of the upper base, the upper concave cavity is provided with an isolation bottom wall, and the transmitting coil is arranged in the upper concave cavity; an upper side panel is sealed at the upper end opening of the upper side concave cavity; the periphery of the upper side panel is provided with a first anti-slip gasket, and the first anti-slip gasket is upwards exposed on the top surface of the upper side panel; the top of the upper base is provided with a first annular sinking groove in a concave manner corresponding to the periphery of the upper concave cavity, the periphery of the upper side plate is connected to the inner bottom surface of the first annular sinking groove, the bottom surface of the first anti-slip gasket is connected to the inner bottom surface of the first annular sinking groove, and the first anti-slip gasket protrudes upwards to expose the top surface of the upper base;
the bottom of the lower base is concavely provided with a lower concave cavity, the lower concave cavity is provided with an isolation top wall, and the wireless charging control PCB is arranged in the lower concave cavity; the lower end opening of the lower concave cavity is sealed with a lower side panel;
the upper base and the lower base are vertically stacked, an air heat insulation cavity is formed between the isolation bottom wall and the isolation top wall, a through hole is formed in the periphery of the air heat insulation cavity, and the through hole penetrates through the air heat insulation cavity and the outside of the wireless charger; the upper base and/or the lower base are/is an aluminum piece; or the upper base and/or the lower base are/is fireproof plastic parts;
the transmitting coil and the wireless charging control PCB are electrically connected; the bottom end of the transmitting coil is contacted with the isolation bottom wall; the top end of the transmitting coil and the upper side panel keep a first gap, and the inner bottom surface of the first annular sinking groove is higher than the top surface of the isolation bottom wall; the top of the upper base is provided with an annular step groove in a concave manner corresponding to the periphery of the upper concave cavity, the annular step groove is positioned between the upper concave cavity and the first annular sinking groove, the inner bottom surface of the annular step groove is lower than the inner bottom surface of the first annular sinking groove and higher than the top surface of the isolation bottom wall, the inner bottom surface of the annular step groove and the upper side panel keep a second gap which is annularly arranged, and the second gap is communicated with the first gap; one end of the extension data line is connected to the wireless charging control PCB, and the other end of the extension data line is connected with an external charging interface.
2. The wireless charger with air insulating cavity of claim 1, wherein: one end of the extension data line is fixedly connected to the wireless charging control PCB, or one end of the extension data line is connected to a second data interface on the wireless charging control PCB in a pluggable manner through a first data interface.
3. The wireless charger with air insulating cavity of claim 1, wherein: the periphery of the lower side panel is provided with a second anti-slip gasket, and the second anti-slip gasket is downwards exposed out of the bottom surface of the lower side panel; the bottom of the lower base is provided with a second annular sinking groove in a concave manner corresponding to the periphery of the lower concave cavity, the periphery of the lower side plate is connected with the inner top surface of the second annular sinking groove, the top surface of the second anti-slip gasket is connected with the inner top surface of the second annular sinking groove, and the second anti-slip gasket protrudes downwards to expose the bottom surface of the lower base; a third gap is kept between the bottom surface of the wireless charging control PCB and the lower side panel; the top surface of wireless charge control PCB board contacts with the isolation roof.
4. The wireless charger with air insulating cavity of claim 1, wherein: a wire clamping groove which is arranged around the air heat insulation cavity is formed between the upper base and the lower base, and is provided with an annular opening which penetrates through the outside along the periphery of the wireless charger; and a winding locating hole is further concavely arranged in the wire clamping groove, the extended data wire is wound along the wire clamping groove, and the external charging interface of the extended data wire is inserted into the winding locating hole in a pluggable manner.
5. The wireless charger with air insulating cavity of claim 4, wherein: the wireless charging control PCB is connected with a charging indicator lamp, and a relief hole for exposing the charging indicator lamp or transmitting light rays of the charging indicator lamp is formed in the winding positioning hole and penetrates through the wire clamping groove; when the external charging interface is embedded into the coil positioning hole, the external charging interface is shielded outside the charging indicator lamp.
6. The wireless charger with air insulating cavity of claim 4, wherein: the isolation bottom wall is exposed out of the bottom of the upper base, a first annular concave position is formed at the bottom of the upper base corresponding to the periphery of the isolation bottom wall, and the bottom and the periphery of the first annular concave position are open;
the isolation top wall is exposed out of the top of the lower base, a second annular concave position is formed on the top of the lower base corresponding to the periphery of the isolation top wall, and the top and the periphery of the second annular concave position are open;
at least one of the opposite surfaces of the isolation bottom wall and the isolation top wall is convexly provided with a supporting convex column, and the other end of the supporting convex column is connected with the other corresponding isolation bottom wall or isolation top wall; the through holes are formed between the adjacent supporting convex columns;
the first annular concave position and the second annular concave position are communicated to form the wire clamping groove.
7. The wireless charger with air insulating cavity of claim 5, wherein: the charging indicator lamp is provided with a mounting seat and an LED lamp arranged on the mounting seat; the mounting seat is provided with a top limit convex part and a bottom limit convex part, correspondingly, a top limit groove is concavely arranged on the isolation top wall of the lower base, and a yielding hole is formed in the side wall of the lower side concave cavity of the lower base; the mount pad corresponds the hole installation of stepping down, and the spacing convex part in top adaptation is in the spacing recess in top, and the spacing convex part in bottom is limited by the downside of lower base, and the downside board presses in the bottom of the spacing convex part in bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810238547.3A CN108494104B (en) | 2018-03-22 | 2018-03-22 | Wireless charger with air heat insulation cavity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810238547.3A CN108494104B (en) | 2018-03-22 | 2018-03-22 | Wireless charger with air heat insulation cavity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108494104A CN108494104A (en) | 2018-09-04 |
| CN108494104B true CN108494104B (en) | 2024-04-12 |
Family
ID=63318992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810238547.3A Active CN108494104B (en) | 2018-03-22 | 2018-03-22 | Wireless charger with air heat insulation cavity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108494104B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113258621A (en) * | 2020-02-10 | 2021-08-13 | Oppo广东移动通信有限公司 | Wireless charging equipment |
| CN113258623A (en) * | 2020-02-11 | 2021-08-13 | Oppo广东移动通信有限公司 | Wireless charging seat |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104600782A (en) * | 2014-12-26 | 2015-05-06 | 天宝电子（惠州）有限公司 | Wireless charging device |
| CN205385351U (en) * | 2016-01-27 | 2016-07-13 | 苏阳 | Wireless charger of heat dissipation type |
| CN105790369A (en) * | 2016-04-20 | 2016-07-20 | 陈凯亮 | Desktop embedding type wireless charger |
| CN205666664U (en) * | 2016-05-12 | 2016-10-26 | 叶武剑 | Wireless charger of table following formula encryption type cell -phone |
| CN206099427U (en) * | 2016-09-29 | 2017-04-12 | 深圳市艾能可电子商务有限公司 | Wireless charger of three coils |
| KR101733579B1 (en) * | 2016-04-28 | 2017-05-08 | (주)우주일렉트로닉스 | Wireless charging apparatus having the outer peripheral surface heat sink to emit heat to the outside |
| KR20170090938A (en) * | 2016-01-29 | 2017-08-08 | 주식회사 아모센스 | wireless power transfer module embeded in back cover and a portable electronic device having the same |
| CN206922486U (en) * | 2017-11-02 | 2018-01-23 | 桑堇馨 | Wireless charger |
| CN206932070U (en) * | 2017-06-02 | 2018-01-26 | 北京弗圣威尔科技有限公司 | A kind of wireless charging base |
| CN208174370U (en) * | 2018-03-22 | 2018-11-30 | 深圳市森凯欣技术有限公司 | Wireless charger with air chamber |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150097519A1 (en) * | 2013-10-08 | 2015-04-09 | Cyberpower Systems, Inc. | Wireless charger with coil position adjustability |
-
2018
- 2018-03-22 CN CN201810238547.3A patent/CN108494104B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104600782A (en) * | 2014-12-26 | 2015-05-06 | 天宝电子（惠州）有限公司 | Wireless charging device |
| CN205385351U (en) * | 2016-01-27 | 2016-07-13 | 苏阳 | Wireless charger of heat dissipation type |
| KR20170090938A (en) * | 2016-01-29 | 2017-08-08 | 주식회사 아모센스 | wireless power transfer module embeded in back cover and a portable electronic device having the same |
| CN105790369A (en) * | 2016-04-20 | 2016-07-20 | 陈凯亮 | Desktop embedding type wireless charger |
| KR101733579B1 (en) * | 2016-04-28 | 2017-05-08 | (주)우주일렉트로닉스 | Wireless charging apparatus having the outer peripheral surface heat sink to emit heat to the outside |
| CN205666664U (en) * | 2016-05-12 | 2016-10-26 | 叶武剑 | Wireless charger of table following formula encryption type cell -phone |
| CN206099427U (en) * | 2016-09-29 | 2017-04-12 | 深圳市艾能可电子商务有限公司 | Wireless charger of three coils |
| CN206932070U (en) * | 2017-06-02 | 2018-01-26 | 北京弗圣威尔科技有限公司 | A kind of wireless charging base |
| CN206922486U (en) * | 2017-11-02 | 2018-01-23 | 桑堇馨 | Wireless charger |
| CN208174370U (en) * | 2018-03-22 | 2018-11-30 | 深圳市森凯欣技术有限公司 | Wireless charger with air chamber |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108494104A (en) | 2018-09-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108494104B (en) | Wireless charger with air heat insulation cavity | |
| CN208174370U (en) | Wireless charger with air chamber | |
| CN104135168B (en) | Alternating current servo driver | |
| US20160265761A1 (en) | Electrical box having led night lamp and method for manufacturing the same | |
| CN206865344U (en) | A kind of frequency converter cooling system | |
| CN209072351U (en) | Photovoltaic DC-to-AC converter shell | |
| CN210014328U (en) | LED lamp and connection structure of power strip thereof | |
| CN204345349U (en) | A kind of LED straight lamp being easy to assemble | |
| CN210717213U (en) | Ceiling lamp | |
| CN204328571U (en) | LED light device and system | |
| CN210050619U (en) | Desk lamp | |
| CN207815138U (en) | A kind of LED Fast Installations lamps and lanterns | |
| CN202938066U (en) | Electricity contact connecting type chip on board (COB)-light emitting diode (LED) light source module | |
| CN218217936U (en) | Conversion board suspension type fixed knot constructs | |
| CN202109441U (en) | Combined lamp | |
| CN218038429U (en) | Backlight heat dissipation structure for monitor | |
| CN210004243U (en) | Wireless electric conduction and heat conduction structure for luminous bodies | |
| CN204879770U (en) | Lamps and lanterns convenient to simple and easy installation | |
| CN216046956U (en) | Aluminum substrate type lamp body structure for bulb | |
| CN210295324U (en) | Wireless doorbell receiver | |
| CN217082462U (en) | Lamp panel structure for improving wireless signals and lamp | |
| CN210372962U (en) | Extensible LED lamp | |
| CN217692704U (en) | Battery charging box | |
| CN205640824U (en) | Many light sources fixed establishment and lamps and lanterns | |
| CN215808133U (en) | Ultra-thin type fast-assembling base and fast-assembling ceiling lamp of electrified source coupling portion |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |