CN207426814U - A kind of home wiring control screen wireless charging circuit board - Google Patents
A kind of home wiring control screen wireless charging circuit board Download PDFInfo
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- CN207426814U CN207426814U CN201721560871.4U CN201721560871U CN207426814U CN 207426814 U CN207426814 U CN 207426814U CN 201721560871 U CN201721560871 U CN 201721560871U CN 207426814 U CN207426814 U CN 207426814U
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Abstract
The utility model is related to technical field of integrated circuits, disclose a kind of home wiring control screen wireless charging circuit board, including：Electric energy transtation mission circuit, electric energy receives and charging control circuit, and electric energy transtation mission circuit is connected on electric energy reception and charging control circuit；Electric energy transtation mission circuit includes pulse generator module, power amplification circuit, rectification circuit, current rectifying and wave filtering circuit, regulator circuit and wireless transmitter module, and is sequentially connected and connects；Electric energy is received includes wireless receiving module and driving circuit with charging control circuit；Wireless receiving module one end is connected with wireless transmitter module, and the other end is connected with driving circuit.The utility model realizes that wireless transmission method charges by inductance coil, avoids plug wire or pulls out the trouble of battery.When wireless charger charges to load, indicator light will be converted to seven-color LED by green light, give prompting；Driving circuit can automatic sensing whether there is load to charge, it is fully charged after 10 seconds, driving circuit automatically powers off, and realizes intelligent.
Description
Technical field
The utility model is related to technical field of integrated circuits, more particularly to a kind of home wiring control screen wireless charging circuit
Plate.
Background technology
The wireless charging generally seen, utilization be magnetic effect of electric current and electromagnetic induction principle.1819, Denmark's science
Family E Site observes on a section lead that if alived, surrounding will generate magnetic field, can allow compass to deflect.Descendant is then
It has furthermore been found that conducting wire is surrounded ring-type or even is coiled into coil, the magnetic field of generation will it is stronger, more concentrate, this is known as electric current magnetic
Effect.
Then it is to be found in 1831 by faraday as electromagnetic induction.One block of magnet or other magnetic field sources is allowed to lean on
Nearly one section of coil without electric current will generate sensing electric current on coil, be known as electromagnetic induction.It is worth noting that, electromagnetism sense
The establishment main points answered are that magnetic field will change, such as magnet is more and more close to (more and more away from fact can also).Externally-applied magnetic field
If be always maintained at it is constant, be will not have it is faradic.
To sum up, the flowing that magnetic effect of electric current is exactly electric current generates magnetic field in surrounding, electromagnetic induction is then constantly to change
Externally-applied magnetic field make coil generate sensing electric current.
Although equipment and technology content is high, the financial cost input of equipment is higher, and maintenance cost is high；It is remote big because realizing
Magnetoelectricity conversion that power is wireless, so the energy consumption of equipment is higher.The distance of wireless transmission is more remote, and the consume of idle work will also be got over
Greatly；《Wireless charging technology》Equipment is accomplished that secondary energy sources conversion in itself, that is, net electricity decompression (or direct) is become straight
The switch control exchange conversion output of a upper frequency is being carried out after galvanic electricity.Due to powerful friendship orthogonal electric current conversion be into
The Secondary wireless transmission reason of row electric energy, so the space magnetic loss rate of electromagnetism is too big；Because taking wireless transmission, the nothing of magnetic energy
Diligent consume can be with《Wireless charging device》Power increase and rise；The electromagnetic radiation of wireless charging device can make biology
Into many unfavorable factors.
Utility model content
The utility model is mainly solving the technical problems that the problem of wireless transmission distance is remote, energy consumption is big.
In order to solve the above technical problems, the technical solution that the utility model uses is：Provide a kind of home wiring control
Shield wireless charging circuit board, including：Electric energy transtation mission circuit, electric energy receives and charging control circuit, the electric energy transtation mission circuit
It is connected on the electric energy reception and charging control circuit；The electric energy transtation mission circuit includes pulse generator module, power is put
Big circuit, rectification circuit, current rectifying and wave filtering circuit, regulator circuit and wireless transmitter module, and be sequentially connected and connect；The electric energy connects
Receive includes wireless receiving module and driving circuit with charging control circuit；Described wireless receiving module one end and the wireless transmission
Module is connected, and the other end is connected with the driving circuit.
Preferably, in a kind of above-mentioned home wiring control screen wireless charging circuit board, the pulse generator module is
NE555D impulse generators.
Preferably, in a kind of above-mentioned home wiring control screen wireless charging circuit board, the wireless transmitter module and nothing
Line receiving module is all induction coil.
Preferably, in a kind of above-mentioned home wiring control screen wireless charging circuit board, the rectification circuit is whole for full-bridge
Current circuit.
Preferably, in a kind of above-mentioned home wiring control screen wireless charging circuit board, further include：Indicator light, it is and described
Driving circuit is connected.
Preferably, in a kind of above-mentioned home wiring control screen wireless charging circuit board, power amplification circuit IRFP460
Circuit.
Preferably, in a kind of above-mentioned home wiring control screen wireless charging circuit board, the driving circuit is DRV8840
Circuit.
The beneficial effects of the utility model are：
The utility model realizes that distance element wireless transmission method charges by inductance coil, and energy consumption is few；It does not charge used
Physical interface, compared with general charger, avoid plug wire or pull out the trouble of battery.The utility model uses a charger
Intelligent charge is carried out to multiple inductive loads；When wireless charger charges to load, indicator light will be converted to seven-color LED by green light,
Mobile phone, home wiring control screen also correctly show charged state and intelligently complete to fill process.The utility model can be simultaneously to multiple negative
Carry and charge, driving circuit can automatic sensing whether there is load to charge, reach automatic charging, it is fully charged after 10 seconds, driving circuit
It automatically powers off, reaches intelligent, so as to greatly facilitate user.
Description of the drawings
Fig. 1 is the structure diagram of the utility model home wiring control screen wireless charging circuit board；
Fig. 2 is the circuit diagram of the pulse generator module of the utility model；
Fig. 3 is the circuit diagram of the regulator circuit of the utility model；
Fig. 4 is the circuit diagram of the driving circuit of the utility model；
The mark of each component is as follows in attached drawing：
Electric energy transtation mission circuit 1, pulse generator module 11, power amplification circuit 12, rectification circuit 13, current rectifying and wave filtering circuit
14, regulator circuit 15, wireless transmitter module 16, electric energy receives and charging control circuit 2, wireless receiving module 21, driving circuit
22。
Specific embodiment
In order to which measure, creation characteristic, reached purpose and effect for realizing the utility model technology are easy to understand, under
The attached drawing that face will be combined in the utility model embodiment, carries out the technical scheme in the embodiment of the utility model clear, complete
Ground describes, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Base
Embodiment in the utility model, the institute that those of ordinary skill in the art are obtained without creative efforts
There is other embodiment, shall fall within the protection scope of the present invention.
Embodiment 1：
Fig. 1 is the structure diagram of the utility model home wiring control screen wireless charging circuit board；
Fig. 3 is the circuit diagram of the regulator circuit of the utility model.
As shown in Figure 1,3, a kind of home wiring control screen wireless charging circuit board of the utility model, including：Electric energy is sent
Circuit 1, electric energy, which are received, to be connected to charging control circuit 2, electric energy transtation mission circuit 1 on electric energy reception and charging control circuit 2；Electricity
Energy transtation mission circuit 1 includes pulse generator module 11, power amplification circuit 12, rectification circuit 13, current rectifying and wave filtering circuit 14, voltage stabilizing
Circuit 15 and wireless transmitter module 16, and be sequentially connected and connect；Electric energy is received includes wireless receiving module with charging control circuit 2
21 and driving circuit 22；21 one end of wireless receiving module is connected with wireless transmitter module 16, the other end and 22 phase of driving circuit
Connection.
The utility model realizes that distance element wireless transmission method charges by inductance coil, and energy consumption is few；It does not charge used
Physical interface, compared with general charger, avoid plug wire or pull out the trouble of battery.The utility model uses a charger
Intelligent charge is carried out to multiple inductive loads；When wireless charger charges to load, indicator light will be converted to seven-color LED by green light,
Mobile phone, home wiring control screen also correctly show charged state and intelligently complete to fill process.The utility model can be simultaneously to multiple negative
Carry and charge, driving circuit 22 can automatic sensing whether there is load to charge, reach automatic charging, it is fully charged after 10 seconds, driving electricity
Road 22 automatically powers off, and reaches intelligent, so as to greatly facilitate user.
Fig. 2 is the circuit diagram of the pulse generator module of the utility model；As shown in Fig. 2, pulse generator module 11 is
NE555D impulse generators.
Further, wireless transmitter module 16 and wireless receiving module 21 are all induction coil.
Further, rectification circuit 14 is full bridge rectifier.Full bridge rectifier has function admirable, rectification efficiency
The advantages of height, stability is good.
Further, further include：Indicator light 3 is connected with driving circuit 22.When wireless charger charges to load, refer to
Show that lamp will be converted to seven-color LED by green light, give reminding effect, it is clearer.
Further, current rectifying and wave filtering circuit 14 is 1N4148 current rectifying and wave filtering circuits.Current rectifying and wave filtering circuit reduces pulsation
Alternating component in DC voltage retains its flip-flop, makes the reduction of output voltage ripple coefficient, and waveform becomes smoother.
Fig. 4 is the circuit diagram of the driving circuit of the utility model；As shown in figure 4, driving circuit 22 is DRV8840 circuits.
The specific work process of the utility model is as follows：
First, the home wiring control screen wireless charging circuit of the utility model is assembled successively according to above-mentioned connection relation
Plate；Then by electromagnetic induction principle, the pulse frequency of one 36.7K of NE555D impulse generators generation, IRFP460 work(are passed through
The power amplification of rate amplifying circuit pulse signals makes wireless transmission induction coil generate magnetic field, when wireless receiving coil is close
When, sensing electric current is generated, rectification is carried out by rectification circuit, then direct current is filtered by current rectifying and wave filtering circuit, it filters out
After clutter, voltage stabilizing is carried out to direct current by regulator circuit, is loaded (home wiring control screen) required charging voltage and electricity
Stream.The electric current of transmitting coil can increase with the increase of inductive load, and the load voltage 23 in 0.33 Europe is put again by amplifier
Greatly, voltage U1 is obtained using 1N4148 current rectifying and wave filtering circuits, by U1 compared with a reference source Uo；During charging, it is color that U1 is more than Uo seven
Lamp is glittering, and expression is being charged；Idling carry or it is fully charged when, U1 be less than Uo, green light, if there is no inductive load after 10 seconds,
DRV8840 is automatically powered off；Clicking reset key, then charger restarts.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is directly or indirectly used in
Other related technical areas are equally included in the patent within the scope of the utility model.
Claims (7)
1. a kind of home wiring control screen wireless charging circuit board, which is characterized in that including：Electric energy transtation mission circuit, electric energy receive with
Charging control circuit, the electric energy transtation mission circuit are connected on the electric energy reception and charging control circuit；
The electric energy transtation mission circuit includes pulse generator module, power amplification circuit, rectification circuit, current rectifying and wave filtering circuit, steady
Volt circuit and wireless transmitter module, and be sequentially connected and connect；
The electric energy is received includes wireless receiving module and driving circuit with charging control circuit；Described wireless receiving module one end
It is connected with the wireless transmitter module, the other end is connected with the driving circuit.
A kind of 2. home wiring control screen wireless charging circuit board according to claim 1, which is characterized in that the pulse hair
Raw device module is NE555D impulse generators.
A kind of 3. home wiring control screen wireless charging circuit board according to claim 1, which is characterized in that the wireless hair
It is all induction coil to penetrate module and wireless receiving module.
A kind of 4. home wiring control screen wireless charging circuit board according to claim 1, which is characterized in that the rectified current
Road is full bridge rectifier.
5. a kind of home wiring control screen wireless charging circuit board according to claim 1, which is characterized in that further include：Refer to
Show lamp, be connected with the driving circuit.
A kind of 6. home wiring control screen wireless charging circuit board according to claim 1, which is characterized in that the rectification filter
Wave circuit is 1N4148 current rectifying and wave filtering circuits.
A kind of 7. home wiring control screen wireless charging circuit board according to claim 1, which is characterized in that the driving electricity
Road is DRV8840 circuits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721560871.4U CN207426814U (en) | 2017-11-21 | 2017-11-21 | A kind of home wiring control screen wireless charging circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721560871.4U CN207426814U (en) | 2017-11-21 | 2017-11-21 | A kind of home wiring control screen wireless charging circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207426814U true CN207426814U (en) | 2018-05-29 |
Family
ID=62303672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721560871.4U Active CN207426814U (en) | 2017-11-21 | 2017-11-21 | A kind of home wiring control screen wireless charging circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207426814U (en) |
-
2017
- 2017-11-21 CN CN201721560871.4U patent/CN207426814U/en active Active
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