CN208539660U - A kind of wireless charging device - Google Patents
A kind of wireless charging device Download PDFInfo
- Publication number
- CN208539660U CN208539660U CN201821321632.8U CN201821321632U CN208539660U CN 208539660 U CN208539660 U CN 208539660U CN 201821321632 U CN201821321632 U CN 201821321632U CN 208539660 U CN208539660 U CN 208539660U
- Authority
- CN
- China
- Prior art keywords
- module
- wireless charging
- fan
- main control
- control module
- 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
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of wireless charging devices, including power input interface, Voltage stabilizing module, fast charge protocol module, wireless charging main control module, full-bridge inverting module, transmitting coil, temperature detecting module, fan main control module, the output end of fan-driving module and fan power supply input interface is connect with the input terminal of Voltage stabilizing module and full-bridge inverting module respectively, power input interface is connect by fast charge protocol module with wireless charging main control module, the output end of wireless charging main control module is connect with the control signal of full-bridge inverting module, the output end of full-bridge inverting module connects transmitting coil, Voltage stabilizing module is respectively wireless charging main control module, temperature detecting module, fan main control module and fan-driving module power supply, fan main control module respectively with wireless charging main control module, temperature detecting module is connected with fan-driving module, Temperature detecting module is used to detect the temperature inside wireless charging device, and fan-driving module cools down for driving fan work.
Description
Technical field
The utility model belongs to wireless charging technical field, more particularly to a kind of wireless charging device.
Background technique
The wireless charging device of QI standard on the market at present, when it is when giving smart phone wireless charging, the speed of charging
Degree is influenced very big, suitable operating temperature and hot work by the operating temperature of mainboard and the operating temperature height of wireless transmitting terminals
Wireless transmission and receiving equipment at a temperature of work with money is from out of power to fully charged or even to have the charging time of 1 to 2 hours poor,
Therefore, in order to shorten the charging time, to improve user experience, it is necessary that its inside is warm at work for wireless charging device
Degree cannot be too high, but temperature of its inside of existing wireless charging device is influenced by ambient temperature again, but external environment
Temperature is again uncontrollable, so existing wireless charging device not can guarantee mainboard and wireless transmitting terminals work in suitable temperature
Under, therefore, it is necessary to be improved to wireless charging device, to guarantee that mainboard and the wireless transmitting terminals of wireless charging device can be with works
Make under suitable environment temperature, to improve charging rate.
Summary of the invention
It is above-mentioned to solve the problems, such as that the purpose of this utility model is to provide a kind of wireless charging devices.
To achieve the above object, the technical solution adopted in the utility model are as follows: a kind of wireless charging device, including power supply are defeated
Incoming interface, Voltage stabilizing module, fast charge protocol module, wireless charging main control module, full-bridge inverting module, transmitting coil, temperature detection
Module, fan main control module, fan-driving module and fan, the output end of the power input interface respectively with Voltage stabilizing module and
The input terminal of full-bridge inverting module connects, and the power input interface is connected by fast charge protocol module and wireless charging main control module
It connects, the output end of the wireless charging main control module is connect with the control signal of full-bridge inverting module, the full-bridge inverting mould
The output end of block connects transmitting coil, and the Voltage stabilizing module is respectively wireless charging main control module, temperature detecting module, fan master control
Module and fan-driving module power supply, the fan main control module respectively with wireless charging main control module, temperature detecting module and
Fan-driving module connection, the temperature detecting module are used to detect the temperature inside wireless charging device, the fan driving
Module works for driving fan, cools down to wireless charging device inside.
Further, the temperature detecting module includes thermistor R96, resistance R95 and capacitor C92, the temperature-sensitive electricity
Resistance R96 and resistance R95 series connection is followed by between the output end and ground of Voltage stabilizing module, and capacitor C92 is in parallel with thermistor R96, heat
The input terminal of node wind-receiving fan main control module between quick resistance R96 and resistance R95.
Further, the Voltage stabilizing module is 5V Voltage stabilizing module.
Further, the Voltage stabilizing module is realized using the DC-DC converter of model STI3470.
Further, fan main control module is realized using the single-chip microcontroller of model HT66F004-20.
Further, the fan-driving module includes NMOS tube Q3, resistance R29 and capacitor C36, the NMOS tube Q3's
Drain electrode is sequentially connected in series fan and resistance R29 connects the output end of Voltage stabilizing module, the source electrode ground connection of the NMOS tube Q3, the NMOS tube
The output end of the grid wind-receiving fan main control module of Q3, the capacitor C36 are in parallel with fan.
Further, the power input interface is TYPE-C power input interface.
Further, the power input interface further includes BDL filter circuit, is filtered place to the power supply of input
Reason.
Further, the wireless charging main control module is realized using the wireless charging chip of model CV90326.
Further, the quantity of the fan is 1 or 2.
The advantageous effects of the utility model:
The utility model detects when wireless charging device works in it by increasing fan, and by temperature detecting module
The temperature in portion, when temperature is higher than preset value, fan main control module controls the work of fan-driving module driving fan, increases air
Flowing, to reduce the environment temperature inside wireless charging device, reduces the operating temperature of mainboard and wireless transmitting terminals, improves
Charging rate shortens the charging time, improves customer experience sense, and circuit structure is simple, it is easy to accomplish, it is at low cost.
Detailed description of the invention
Fig. 1 is the structural block diagram of the utility model specific embodiment;
Fig. 2 is the circuit diagram of the utility model specific embodiment.
Specific embodiment
Now in conjunction with the drawings and specific embodiments, the present invention will be further described.
As illustrated in fig. 1 and 2, a kind of wireless charging device, including power input interface 1, Voltage stabilizing module 3, fast charge agreement mould
Block 2, wireless charging main control module 4, full-bridge inverting module 5, transmitting coil 6, temperature detecting module 10, fan main control module 9, wind
Drive module 8 and fan 7 are fanned, the input of the power input interface 1 terminates adapter, the output of the power input interface 1
End is connect with the input terminal of Voltage stabilizing module 3 and full-bridge inverting module 5 respectively, and in this specific embodiment, power input interface 1 is
TYPE-C power input interface further includes BDL filter circuit, for being filtered to the power supply of input, physical circuit knot
Structure is detailed in Fig. 2, this is no longer described in detail.
The power input interface 1 is connect by fast charge protocol module 2 with wireless charging main control module 4, and adapter is established
With the connection of 4 fast charge agreement of wireless charging main control module, wireless charging main control module 4 obtains adaptation by fast charge protocol module 2
Device fast charge protocol information, realization are shaken hands with adapter, and the particular circuit configurations of fast charge protocol module 2 are detailed in Fig. 2, this is no longer thin
It says.
In this specific embodiment, wireless charging main control module 4 is using the wireless charging chip U1 of model CV90326 come real
Existing, physical circuit connection relationship is detailed in Fig. 2, this is no longer described in detail.
The output end of the wireless charging main control module 4 is connect with the control signal of full-bridge inverting module 5, the full-bridge
The output end of inverter module 5 connects transmitting coil 6, and in this specific embodiment, full-bridge inverting module 5 includes model DMT3009's
Metal-oxide-semiconductor Q1 and Q2, physical circuit connection relationship are detailed in Fig. 2, this is no longer described in detail.
The Voltage stabilizing module 3 is respectively wireless charging main control module 4, temperature detecting module 10, fan main control module 9 and wind
It fans drive module 8 to power, in this specific embodiment, the Voltage stabilizing module 3 is Voltage stabilizing module described in 5V, using model
The DC-DC converter U2 of STI3470 realizes that physical circuit connection relationship is detailed in Fig. 2, this is no longer described in detail.
The fan main control module 9 respectively with wireless charging main control module 4, temperature detecting module 10 and fan-driving module
8 connections, the temperature detecting module 10 are used to detect the temperature inside wireless charging device, and the fan-driving module 8 is used for
Driving fan 7 works, and increases the air flowing inside wireless charging device, cools down to wireless charging device inside.
In this specific embodiment, the temperature detecting module 10 includes thermistor R96, resistance R95 and capacitor C92, institute
It states thermistor R96 and resistance R95 series connection to be followed by between the output end and ground of Voltage stabilizing module 3, capacitor C92 and thermistor
R96 is in parallel, the input terminal of the node wind-receiving fan main control module 9 between thermistor R96 and resistance R95, thermistor R96 setting
On the mainboard inside wireless charging device, more specific circuit connecting relation is detailed in Fig. 2, this is no longer described in detail.
In this specific embodiment, fan main control module 9 is realized using the single-chip microcontroller U3 of model HT66F004-20, at
This is low, it is easy to accomplish, physical circuit connection relationship is detailed in Fig. 2, this is no longer described in detail.
In this specific embodiment, the fan-driving module 8 includes NMOS tube Q3, resistance R29 and capacitor C36, described
The drain electrode of NMOS tube Q3 is sequentially connected in series fan 7 (fan 7 is plugged on interface J4) and resistance R29 connects the output of Voltage stabilizing module 3
End, the source electrode ground connection of the NMOS tube Q3, the output end of the grid wind-receiving fan main control module 9 of the NMOS tube Q3, the capacitor
C36 is in parallel with fan 7, and fan 7 is arranged inside wireless charging device, and more specific circuit connecting relation is detailed in Fig. 2, this is no longer thin
It says.
In this specific embodiment, the quantity of fan 7 is 1, and certainly, in other embodiments, the quantity of fan 7 can root
According to needing to be set as 2 or 2 or more.
The course of work:
When charging, power input interface 1 plugs adapter, and wireless charging main control module 4 is detected by fast charge protocol module 2
Adapter whether fast charge agreement, then according to testing result correspondingly control full-bridge inverting module 5 work, direct current is converted to
High frequency ac signal, and electric energy is launched by transmitting coil 6 and is charged to charging equipment.Temperature detecting module 10 is real-time
It detects the wireless charging device internal temperature and will test result and be transferred to fan main control module 9, the judgement inspection of fan main control module 9
Whether the temperature measured is higher than preset value, if being higher than preset value, and fan main control module 9 detects wireless charging main control module
4 are working, then control the work of 8 driving fan 7 of fan-driving module, increase air flowing, to reduce in wireless charging device
The environment temperature in portion reduces the operating temperature of mainboard and wireless transmitting terminals, improves charging rate, shortens the charging time, improves
Customer experience sense.
Although specifically showing and describing the utility model in conjunction with preferred embodiment, those skilled in the art is answered
This is understood, in the spirit and scope for not departing from the utility model defined by the appended claims, in form and details
On the utility model can be made a variety of changes, be the protection scope of the utility model.
Claims (10)
1. a kind of wireless charging device, including power input interface, Voltage stabilizing module, fast charge protocol module, wireless charging master control mould
Block, full-bridge inverting module and transmitting coil, it is characterised in that: further include temperature detecting module, fan main control module, fan driving
Module and fan, the output end of the power input interface are connect with the input terminal of Voltage stabilizing module and full-bridge inverting module respectively,
The power input interface is connect by fast charge protocol module with wireless charging main control module, the wireless charging main control module
Output end is connect with the control signal of full-bridge inverting module, and the output end of the full-bridge inverting module connects transmitting coil, described
Voltage stabilizing module is respectively wireless charging main control module, temperature detecting module, fan main control module and fan-driving module power supply, institute
It states fan main control module to connect with wireless charging main control module, temperature detecting module and fan-driving module respectively, the temperature
Detection module is used to detect the temperature inside wireless charging device, and the fan-driving module works for driving fan, to nothing
Cool down inside line charge electric equipment.
2. wireless charging device according to claim 1, it is characterised in that: the temperature detecting module includes thermistor
R96, resistance R95 and capacitor C92, the thermistor R96 and resistance R95 series connection are followed by output end and ground in Voltage stabilizing module
Between, capacitor C92 is in parallel with thermistor R96, the node wind-receiving fan main control module between thermistor R96 and resistance R95 it is defeated
Enter end.
3. wireless charging device according to claim 1, it is characterised in that: the Voltage stabilizing module is 5V Voltage stabilizing module.
4. wireless charging device according to claim 3, it is characterised in that: the Voltage stabilizing module uses model
The DC-DC converter of STI3470 is realized.
5. wireless charging device according to claim 1, it is characterised in that: fan main control module uses model
The single-chip microcontroller of HT66F004-20 is realized.
6. wireless charging device according to claim 1, it is characterised in that: the fan-driving module includes NMOS tube
The drain electrode of Q3, resistance R29 and capacitor C36, the NMOS tube Q3 are sequentially connected in series fan and resistance R29 connects the output of Voltage stabilizing module
End, the source electrode ground connection of the NMOS tube Q3, the output end of the grid wind-receiving fan main control module of the NMOS tube Q3, the capacitor
C36 is in parallel with fan.
7. wireless charging device according to claim 1, it is characterised in that: the power input interface is TYPE-C power supply
Input interface.
8. wireless charging device according to claim 7, it is characterised in that: the power input interface further includes BDL filter
Wave circuit is filtered the power supply of input.
9. wireless charging device according to claim 1, it is characterised in that: the wireless charging main control module uses model
It is realized for the wireless charging chip of CV90326.
10. wireless charging device according to claim 1, it is characterised in that: the quantity of the fan is 1 or 2.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821321632.8U CN208539660U (en) | 2018-08-16 | 2018-08-16 | A kind of wireless charging device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821321632.8U CN208539660U (en) | 2018-08-16 | 2018-08-16 | A kind of wireless charging device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208539660U true CN208539660U (en) | 2019-02-22 |
Family
ID=65378464
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201821321632.8U Active CN208539660U (en) | 2018-08-16 | 2018-08-16 | A kind of wireless charging device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208539660U (en) |
-
2018
- 2018-08-16 CN CN201821321632.8U patent/CN208539660U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103384071A (en) | Battery charging circuit | |
CN204290446U (en) | Digitally controlled multifunctional charger | |
WO2020103084A1 (en) | Charger and charging management method | |
CN204302347U (en) | Microcomputer-recognized intelligent universal meter | |
CN204156553U (en) | Charging circuit, battery core and mobile terminal | |
WO2020063390A1 (en) | Quick charge circuit and electronic cigarette | |
CN209169943U (en) | Circuit of synchronous rectification, synchronous rectification protective device and charger | |
WO2020052393A1 (en) | Charging apparatus and charging system | |
CN208539629U (en) | A kind of wireless charging device | |
CN208539660U (en) | A kind of wireless charging device | |
CN103633719B (en) | A kind of charging system and charge control method thereof | |
CN108377303A (en) | The method of supplying power to of modem and modem | |
CN208672177U (en) | A kind of mobile phone temp detection circuit | |
CN203337280U (en) | Hair straightener and fan heater and temperature detecting device thereof | |
CN204461635U (en) | Based on solar powered high voltage bus wireless temperature monitoring device | |
WO2020052142A1 (en) | Charging device and charging system | |
CN205786846U (en) | A kind of metering device with high precision test electric energy function | |
CN206193208U (en) | USB power supply unit's output back -off test system and mancarried device | |
CN212518552U (en) | Improved wireless charger | |
CN208013976U (en) | A kind of scanner of e-commerce | |
CN204030672U (en) | A kind of Multifunction portable power source | |
TW202212854A (en) | Power testing device | |
CN208738896U (en) | Charge-discharge protection circuit and electronic equipment | |
CN206248804U (en) | The charging quality test system and mancarried device of a kind of USB electric supply installations | |
CN208608754U (en) | Wireless charging device with instruction function |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |