CN208386181U - A kind of wireless charging electrical pad - Google Patents
A kind of wireless charging electrical pad Download PDFInfo
- Publication number
- CN208386181U CN208386181U CN201820699296.4U CN201820699296U CN208386181U CN 208386181 U CN208386181 U CN 208386181U CN 201820699296 U CN201820699296 U CN 201820699296U CN 208386181 U CN208386181 U CN 208386181U
- Authority
- CN
- China
- Prior art keywords
- coil
- unit
- wireless charging
- output end
- input terminal
- 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
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Abstract
The utility model discloses a kind of wireless charging electrical pads, including control circuit box and coil pad, control circuit box input terminal is connect with power supply adaptor, control circuit box output end is connect with the input terminal of coil pad, coil pad output charging electromagnetic signal, multiple charged electronic equipments are placed above coil pad, the utility model expands the transmitting range of charging electromagnetic signal in such a way that multiple groups coil is placed in coil pad, can charge simultaneously for multiple electronic equipments.The utility model can be widely used for wireless charging field.
Description
Technical field
The utility model relates to wireless charging field, especially a kind of wireless charging electrical pad.
Background technique
Wireless charging technology has been used by a large amount of electronic equipments at present.
Position is strictly aligned between existing wireless charging technical requirements charging equipment and charge power supply, and is usually only propped up
It holds as an equipment charge.
Utility model content
In order to solve the above-mentioned technical problem, the purpose of the utility model is to provide one kind: can set simultaneously for multiple electronics
The wireless charging electrical pad of standby charging.
The technical scheme adopted by the utility model is
A kind of wireless charging electrical pad is used to charge for electronic equipment, including control circuit box and coil pad,
The control circuit box input terminal is connect with power supply adaptor, the control circuit box output end and the coil pad
Input terminal connection, coil pad output charging electromagnetic signal is provided with that can to place multiple chargings electric above the coil pad
The charged area of sub- equipment.
Preferably, the control circuit box includes main control unit, differential oscillator, pre-amplifier unit and power amplification list
Member, the output end of the main control unit connect the input terminal of the differential oscillator, the output end connection of the differential oscillator
The input terminal of the pre-amplifier unit, the output end of the pre-amplifier unit connect the input of the power amplification unit
End, output end of the output end of the power amplification unit as the main control unit.
Preferably, the control circuit box further includes bluetooth unit, the input terminal of the bluetooth unit and the external electrical
Sub- equipment is connect by bluetooth connection, the output end of the bluetooth unit with the input terminal of the main control unit.
Preferably, the control circuit box further includes sensor unit, the input terminal of the sensor unit respectively with institute
The output end for stating power amplification unit is connected with the output end of the coil module, the output end of the sensor unit with it is described
The input terminal of main control unit connects.
Preferably, the coil pad includes mat applying leather goods, intensity stiffening plate, coil circuit plate, desktop leather goods one end
The fixed control circuit box, the fixed intensity stiffening plate of the desktop leather goods other end, the intensity stiffening plate top are solid
The fixed coil circuit plate.
Preferably, the mat applying leather goods, intensity stiffening plate, coil circuit plate are high fatigue durability bendable material.
Preferably, be uniformly arranged multiple charge coil routes on the coil pad, the multiple charge coil route it is defeated
Enter end to connect with the output end of power amplification unit.
Preferably, the induction coil is the induction coil for meeting A4WP charge protocol.
Preferably, it is characterised in that the sensor unit includes temperature sensor, current sensor, voltage sensor.
The beneficial effects of the utility model are: the utility model is expanded by way of multiple groups coil is arranged in coil pad
The transmitting range for the electromagnetic signal that charges overcomes wireless charging existing in the prior art and is only capable of the technology of one-to-one charging and asks
Topic, realizing a kind of to be simultaneously the wireless charging point pad of multiple electronic equipments charging, and structure is simple, has good economy
And social benefit.
Originally practical to can be widely used for wireless charging field.
Detailed description of the invention
Specific embodiment of the present utility model is described further with reference to the accompanying drawing:
Fig. 1 is a kind of structural schematic diagram of specific embodiment of the utility model；
Fig. 2 is a kind of electrical block diagram of specific embodiment of the utility model；
Fig. 3 is a kind of use state diagram of specific embodiment of the utility model.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.
As shown in Figure 1, a kind of wireless charging electrical pad, for being electronic equipment charging, including control circuit box 2 and coil pad 3.
2 input terminal of control circuit box is connect with power supply adaptor 1, the input terminal of control circuit box 2 output end and coil pad 3
Connection, the output charging electromagnetic signal of coil pad 3, multiple charged electronic equipments are placed in coil pad top.
Coil pad includes mat applying leather goods, intensity stiffening plate, coil circuit plate, the fixed control in desktop leather goods one end
Circuit box, the fixed intensity stiffening plate of the desktop leather goods other end, the fixed coil electricity in intensity stiffening plate top
Road plate.
It is uniformly arranged multiple charge coil routes on coil pad, the input terminal of the multiple charge coil route is and power
The output end of amplifying unit connects, and induction coil is the induction coil for meeting A4WP charge protocol.
Multiple charge coil circuits can charge simultaneously for multiple charged electronic equipments.
As shown in Fig. 2, control circuit box includes main control unit, differential oscillator, pre-amplifier unit and power amplification list
Member, the output end of the main control unit connect the input terminal of the differential oscillator, the output end connection of the differential oscillator
The input terminal of the pre-amplifier unit, the output end of the pre-amplifier unit connect the input of the power amplification unit
End, output end of the output end of the power amplification unit as the main control unit.
Main control unit controls differential oscillator and generates the frequency signal that two-way frequency is 6.78MHZ, two-way frequency signal phase
Position deviation is 180 °, and two-way frequency signal obtains higher gain by pre-amplifier unit, is obtained by power amplification unit
Biggish power, then charging electromagnetic signal is converted by the charge coil of coil pad.Two paths of signals can effective suppression circuit
Common-mode signal, and the even-order harmonic distortion of circuit can be reduced.
Main control module further includes bluetooth unit, and the input terminal of the bluetooth unit and the external electronic device pass through bluetooth
Connection, the output end of the bluetooth unit are connect with the input terminal of the main control unit.
External electronic device can be connect by bluetooth module with main control module, control the beginning and end of charging.
As shown in figure 3, the control circuit box 2 of wireless charging electrical pad is securable to the lower section of 3 desktop of conference table, by bent
Mat applying leather goods bypass conference table desktop edge, desktop only retains coil pad, plays and saves space and beautiful effect.
Charging equipment can be mobile phone, tablet computer, electric light and fan etc..
It is to be illustrated to the preferable implementation of the utility model, but the invention is not limited to the reality above
Example is applied, those skilled in the art can also make various equivalent variations without departing from the spirit of the present invention
Or replacement, these equivalent deformations or replacement are all included in the scope defined by the claims of the present application.
Claims (9)
1. a kind of wireless charging electrical pad, for charging for electronic equipment, which is characterized in that including control circuit box and coil pad,
The control circuit box input terminal is connect with power supply adaptor, and the control circuit box output end is defeated with the coil pad
Enter end connection, the coil pad exports charging electromagnetic signal, and multiple charged electricals can be placed by, which being provided with above the coil pad, sets
Standby charged area.
2. wireless charging electrical pad according to claim 1, which is characterized in that the control circuit box includes main control unit, difference
Oscillator, pre-amplifier unit and power amplification unit, the output end of the main control unit connect the defeated of the differential oscillator
Enter end, the output end of the differential oscillator connects the input terminal of the pre-amplifier unit, the pre-amplifier unit it is defeated
Outlet connects the input terminal of the power amplification unit, and the output end of the power amplification unit is as the defeated of the main control unit
Outlet.
3. wireless charging electrical pad according to claim 2, which is characterized in that the control circuit box further includes bluetooth unit, institute
The input terminal and the electronic equipment for stating bluetooth unit pass through bluetooth connection, the output end of the bluetooth unit and the master control list
The input terminal connection of member.
4. wireless charging electrical pad according to claim 2, which is characterized in that the control circuit box further includes sensor unit,
The input terminal of the sensor unit is connect with the output end of the output end of the power amplification unit and the coil pad respectively,
The output end of the sensor unit is connect with the input terminal of the main control unit.
5. wireless charging electrical pad according to claim 1, which is characterized in that the coil pad includes mat applying leather goods, intensity reinforcement
Plate, coil circuit plate, the fixed control circuit box in mat applying leather goods one end, the mat applying leather goods other end are fixed described strong
Spend stiffening plate, the fixed coil circuit plate above the intensity stiffening plate.
6. wireless charging electrical pad according to claim 5, which is characterized in that the mat applying leather goods, intensity stiffening plate, coil circuit
Plate is high fatigue durability bendable material.
7. wireless charging electrical pad according to claim 1, which is characterized in that be uniformly arranged multiple charging cables on the coil pad
The input terminal on astragal road, the multiple charge coil route is connect with the output end of power amplification unit.
8. wireless charging electrical pad according to claim 7, which is characterized in that the charge coil route is to meet A4WP charging association
The charge coil route of view.
9. wireless charging electrical pad according to claim 4, it is characterised in that the sensor unit includes temperature sensor, electric current
Sensor, voltage sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820699296.4U CN208386181U (en) | 2018-05-10 | 2018-05-10 | A kind of wireless charging electrical pad |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820699296.4U CN208386181U (en) | 2018-05-10 | 2018-05-10 | A kind of wireless charging electrical pad |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208386181U true CN208386181U (en) | 2019-01-15 |
Family
ID=64970475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820699296.4U Expired - Fee Related CN208386181U (en) | 2018-05-10 | 2018-05-10 | A kind of wireless charging electrical pad |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208386181U (en) |
-
2018
- 2018-05-10 CN CN201820699296.4U patent/CN208386181U/en not_active Expired - Fee Related
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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: 20190115 Termination date: 20210510 |