CN212463907U - Wireless charger circuit board - Google Patents
Wireless charger circuit board Download PDFInfo
- Publication number
- CN212463907U CN212463907U CN202021677218.8U CN202021677218U CN212463907U CN 212463907 U CN212463907 U CN 212463907U CN 202021677218 U CN202021677218 U CN 202021677218U CN 212463907 U CN212463907 U CN 212463907U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- shell
- electromagnetic coil
- damping device
- wireless charger
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000013016 damping Methods 0.000 claims abstract description 29
- 230000017525 heat dissipation Effects 0.000 claims abstract description 7
- 238000009423 ventilation Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 description 4
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model belongs to the technical field of wireless chargers, in particular to a circuit board of a wireless charger, which comprises a shell, a charging interface is arranged in the shell, one end of the charging interface is positioned outside the shell, the bottom of the inner part of the shell is provided with a damping device, a circuit board is arranged above the damping device, the top of the circuit board is provided with an electromagnetic coil, a heat sink is arranged between the electromagnetic coil and the circuit board, the top of the electromagnetic coil is provided with a bolt, one end of the bolt penetrates through the electromagnetic coil and the circuit board and is positioned inside the damping device, the utility model is provided with a radiating fin which is matched with the radiator, the radiating fin separates the electromagnetic coil and the circuit board, so that the electromagnetic coil and the circuit board can not interfere with each other, simultaneously, the heat emitted by the electromagnetic coil and the circuit board is taken out of the shell under the action of the fan, so that the problem of heat dissipation of the existing wireless circuit board when the electromagnetic coil is charged cannot be well solved.
Description
Technical Field
The utility model belongs to the technical field of wireless charger, concretely relates to wireless charger circuit board.
Background
The wireless charger is a device for charging electronic products such as mobile phones and the like in a wireless mode, and the wireless device mainly adopts two modes for electric energy transmission, namely electromagnetic induction and magnetic resonance. The existing wireless charger generally comprises a shell and an electromagnetic coil arranged in the shell, and then the wireless charger is connected with an external power supply through a connecting wire.
The existing wireless circuit board can not well solve the problem that heat is emitted when an electromagnetic coil is charged, the service life of the wireless charger can be shortened, a device capable of protecting the electromagnetic coil is not arranged, the electromagnetic coil is a quick-wear part and is likely to collide with the wireless charger in the use process at ordinary times, and therefore the electromagnetic coil is damaged.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wireless charger circuit board to propose the heat dissipation problem when solving solenoid that current wireless circuit board still can not be fine and charge among the above-mentioned background art, and solenoid probably leads to the problem that solenoid damaged because of colliding with.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a wireless charger circuit board, includes the shell, the internally mounted of shell has the interface that charges, the one end of interface that charges is located the outside of shell, damping device is installed to the inside bottom of shell, the circuit board is installed to damping device's top, solenoid is installed at the top of circuit board, be provided with the fin between solenoid and the circuit board, the bolt is installed at solenoid's top, the one end of bolt runs through solenoid and circuit board and is located damping device's inside, bolt and damping device fixed connection, heat abstractor is installed to the inside bottom of shell, heat abstractor is located the below of circuit board, the both sides of shell all are provided with the ventilation piece, four rubber pads are installed to the bottom of shell, four rubber pads are located four corners of shell respectively.
Preferably, a through hole is formed in the ventilation block, and one end of the through hole is located in the shell.
Preferably, the heat dissipation device comprises a mounting frame and a motor, the mounting frame is located at the bottom inside the shell and fixedly connected with the shell, the motor is located at the top inside the mounting frame and fixedly connected with the mounting frame, and a fan is connected to one end of the motor in a rotating mode.
Preferably, damping device includes slider and dead lever, the dead lever is located the inside bottom of shell, dead lever and shell fixed connection, the one end of slider is located the inside of dead lever, the spring is installed to the bottom of dead lever, the one end of spring is located the inside bottom of dead lever, the slider passes through spring sliding connection with the dead lever.
Preferably, one end of the bolt is located inside the sliding block, and the bolt is screwed with the sliding block through threads.
Preferably, the number of the damping devices is four, and the four damping devices are respectively located at four corners of the circuit board.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses set up the fin of mutually supporting with the radiator, the fin separates solenoid and circuit board, lets both can not mutual interference, takes out the shell with the heat that solenoid and circuit board distributed out under the effect of fan simultaneously, has improved the heat dissipation problem when current wireless circuit board still can not be fine solution solenoid charges.
(2) The utility model discloses set up the damping device who is located the circuit board below, solenoid and circuit board accessible slider slide from top to bottom in the inside of dead lever under the effect of spring, when the wireless charger drops on ground carelessly, the impact force that partly collision brought can be unloaded to the spring among the damping device, has improved solenoid and has probably because the problem that leads to solenoid to damage of colliding with.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the present invention;
FIG. 3 is a schematic view of the slider and the fixing rod of the present invention;
in the figure: 1-rubber pad; 2-a ventilation block; 3-a through hole; 4-a housing; 5-bolt; 6-an electromagnetic coil; 7-a heat sink; 8-a circuit board; 9-a shock-absorbing device; 10-a mounting frame; 11-a motor; 12-a fan; 13-a heat sink; 14-a charging interface; 15-a slide block; 16-a fixing rod; 17-spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a wireless charger circuit board comprises a shell 4, a charging interface 14 is installed inside the shell 4, one end of the charging interface 14 is located outside the shell 4, a damping device 9 is installed at the bottom inside the shell 4, a circuit board 8 is installed above the damping device 9, an electromagnetic coil 6 is installed at the top of the circuit board 8, a radiating fin 7 is arranged between the electromagnetic coil 6 and the circuit board 8, a bolt 5 is installed at the top of the electromagnetic coil 6, one end of the bolt 5 penetrates through the electromagnetic coil 6 and the circuit board 8 and is located inside the damping device 9, the bolt 5 is fixedly connected with the damping device 9, a radiating device 13 is installed at the bottom inside the shell 4, the bottom of the radiating device 13 is communicated with the outside, hot air brought by a fan 12 can be discharged out of the inside of the shell 4, the radiating device 13 is located below the circuit board 8, and ventilating blocks 2 are, four rubber pads 1 are installed to the bottom of shell 4, and four rubber pads 1 are located four corners of shell 4 respectively, and solenoid 6 and circuit board 8 are separated to fin 7, let both can not mutual interference, take out shell 4 with the heat that solenoid 6 and circuit board 8 distributed out simultaneously under the effect of fan 12, have improved the heat dissipation problem when current wireless circuit board 8 still can not be fine solution solenoid 6 charges.
Furthermore, a through hole 3 is formed in the ventilation block 2, and one end of the through hole 3 is located inside the shell 4.
Specifically, heat abstractor 13 includes mounting bracket 10 and motor 11, and mounting bracket 10 is located the inside bottom of shell 4, mounting bracket 10 and shell 4 fixed connection, and motor 11 is located the inside top of mounting bracket 10, and motor 11 and mounting bracket 10 fixed connection, the one end of motor 11 is rotated and is connected with fan 12.
It should be noted that the damping device 9 includes a slider 15 and a fixing rod 16, the fixing rod 16 is located at the bottom inside the housing 4, the fixing rod 16 is fixedly connected to the housing 4, one end of the slider 15 is located inside the fixing rod 16, a spring 17 is installed at the bottom of the fixing rod 16, one end of the spring 17 is located at the bottom inside the fixing rod 16, the slider 15 is slidably connected to the fixing rod 16 through the spring 17, the electromagnetic coil 6 and the circuit board 8 can slide up and down inside the fixing rod 16 through the slider 15 under the action of the spring 17, and when the wireless charger falls on the ground carelessly, the spring 17 in the damping device 9 can remove a part of impact force caused by collision.
Further, one end of the bolt 5 is located inside the sliding block 15, and the bolt 5 is screwed with the sliding block 15 through threads.
Further, the damping devices 9 are provided with four damping devices 9, and the four damping devices 9 are respectively located at four corners of the circuit board.
In summary, the electromagnetic coil 6 is electrically connected to the circuit board 8, and both the circuit board 8 and the motor 11 are electrically connected to the charging interface 14.
The motor 11 adopts a WRF-500TB-17800 miniature flat motor.
The utility model discloses a theory of operation and use flow: when the utility model is used, the external charging wire is inserted into the charging interface 14 on the shell 4, the circuit board 8, the electromagnetic coil 6 and the motor 11 work simultaneously, the mobile phone is placed on the top of the shell 4, the motor 11 arranged on the mounting rack 10 drives the fan 12 to rotate, the external air is pumped into the shell 4 through the through hole 3 on the ventilation block 2, the heat is taken away through the electromagnetic coil 6 and the circuit board 8, by means of the heat sink 13, the bolts 5 fix the electromagnetic coils 6 and 8 to the slide 15 of the damping device 9, and at the same time, the heat sink 7 is tightly clamped between the electromagnetic coil 6 and the circuit board 8, and when the charger is dropped carelessly, the slide block 15 can carry the electromagnetic coil 6 and the circuit board 8 to slide in the fixed rod 16 under the action of the spring 17, so that part of impact force caused by falling is removed, and meanwhile, the rubber pad 1 can also have a little buffer effect.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a wireless charger circuit board, includes shell (4), the internally mounted of shell (4) has interface (14) that charges, the one end of interface (14) that charges is located the outside of shell (4), its characterized in that: damping device (9) is installed at the bottom of the interior of shell (4), circuit board (8) is installed above damping device (9), electromagnetic coil (6) is installed at the top of circuit board (8), radiating fins (7) are arranged between electromagnetic coil (6) and circuit board (8), bolt (5) is installed at the top of electromagnetic coil (6), one end of bolt (5) penetrates through electromagnetic coil (6) and circuit board (8) and is located in damping device (9), bolt (5) is fixedly connected with damping device (9), heat dissipation device (13) is installed at the bottom of the interior of shell (4), heat dissipation device (13) is located below circuit board (8), ventilating blocks (2) are arranged on the two sides of shell (4), four rubber pads (1) are installed at the bottom of shell (4), the four rubber pads (1) are respectively positioned at four corners of the shell (4).
2. The wireless charger circuit board of claim 1, wherein: a through hole (3) is formed in the ventilation block (2), and one end of the through hole (3) is located inside the shell (4).
3. The wireless charger circuit board of claim 1, wherein: heat abstractor (13) includes mounting bracket (10) and motor (11), mounting bracket (10) are located the inside bottom of shell (4), mounting bracket (10) and shell (4) fixed connection, motor (11) are located the inside top of mounting bracket (10), motor (11) and mounting bracket (10) fixed connection, the one end of motor (11) is rotated and is connected with fan (12).
4. The wireless charger circuit board of claim 1, wherein: damping device (9) include slider (15) and dead lever (16), dead lever (16) are located the inside bottom of shell (4), dead lever (16) and shell (4) fixed connection, the one end of slider (15) is located the inside of dead lever (16), spring (17) are installed to the bottom of dead lever (16), the one end of spring (17) is located the inside bottom of dead lever (16), slider (15) and dead lever (16) pass through spring (17) sliding connection.
5. The wireless charger circuit board of claim 4, wherein: one end of the bolt (5) is positioned in the sliding block (15), and the bolt (5) is screwed with the sliding block (15) through threads.
6. The wireless charger circuit board of claim 1, wherein: the damping device (9) is provided with four, and the four damping devices (9) are respectively positioned at four corners of the circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021677218.8U CN212463907U (en) | 2020-08-13 | 2020-08-13 | Wireless charger circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021677218.8U CN212463907U (en) | 2020-08-13 | 2020-08-13 | Wireless charger circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212463907U true CN212463907U (en) | 2021-02-02 |
Family
ID=74475713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021677218.8U Expired - Fee Related CN212463907U (en) | 2020-08-13 | 2020-08-13 | Wireless charger circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212463907U (en) |
-
2020
- 2020-08-13 CN CN202021677218.8U patent/CN212463907U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11091050B2 (en) | Charging station for charging an electric vehicle | |
| CN107479668A (en) | A kind of main frame base with heat sinking function | |
| CN212463907U (en) | Wireless charger circuit board | |
| CN206179926U (en) | Structure is placed to electric motor car battery with buffering effect | |
| CN211981935U (en) | Heat dissipation protective housing with wireless charging function | |
| CN210468859U (en) | Anti-falling wireless mobile phone charger | |
| CN213522843U (en) | Lithium battery protection plate with shock-absorbing function | |
| CN211018299U (en) | Heat dissipation type wireless charger | |
| KR102232709B1 (en) | Battery charge device for vehicles | |
| CN216721021U (en) | Water-cooled wireless charging device for mobile phone | |
| CN219018545U (en) | Modular wireless charging device | |
| CN209776192U (en) | Anti-seismic vehicle-mounted charger | |
| CN208142870U (en) | It is a kind of to be easy to radiate and facilitate fixed charger | |
| CN209170057U (en) | A kind of movable wireless charging unit | |
| CN217010380U (en) | Domestic wireless charger of intelligence | |
| CN220031723U (en) | High heat dissipation electric motor car charger | |
| CN206850622U (en) | A kind of integrated permanent-magnet dc motor | |
| CN212085865U (en) | Intelligent multimedia wireless charging equipment | |
| CN214588316U (en) | Transformer with protective structure | |
| CN220973934U (en) | Quick and slow charging two-in-one vehicle-mounted charger | |
| CN212513542U (en) | Vibration instrument | |
| CN214205005U (en) | Wireless charging mobile power supply with good heat dissipation performance | |
| CN212811323U (en) | Wireless charging circuit board of protection type | |
| CN221103919U (en) | Heat abstractor and electric capacity charger | |
| CN210724535U (en) | Protection device for switching power supply |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210202 |