CN207283231U - Adsorbable side wireless charger and electronic equipment - Google Patents

Adsorbable side wireless charger and electronic equipment Download PDF

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Publication number
CN207283231U
CN207283231U CN201721375853.9U CN201721375853U CN207283231U CN 207283231 U CN207283231 U CN 207283231U CN 201721375853 U CN201721375853 U CN 201721375853U CN 207283231 U CN207283231 U CN 207283231U
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China
Prior art keywords
electromagnetic coil
sending
receiving
electronic equipment
adsorbable
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CN201721375853.9U
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Chinese (zh)
Inventor
张观林
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Shanghai Wingtech Electronic Technology Co Ltd
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Shanghai Wingtech Electronic Technology Co Ltd
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Priority to CN201721375853.9U priority Critical patent/CN207283231U/en
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Abstract

The utility model discloses a kind of adsorbable side wireless charger, including charging plug, sending end, control chip built in charging plug, sending end is adapted with the faying face shape of the receiving end of electronic equipment, first electromagnetic coil built in sending end and the second electromagnetic coil, first electromagnetic coil is wrapped on an iron core and for adsorbing sending end in the receiving end containing magnet, second electromagnetic coil is used for receiving end transfer electrical energy, first electromagnetic coil and the second electromagnetic coil are electrically connected with control chip respectively, the charged plug of alternating current provides alternating current to the second electromagnetic coil, control chip controls the break-make of the circuit of the second electromagnetic coil according to the change of the magnetic flux through the first electromagnetic coil.The invention also discloses a kind of electronic equipment of adsorbable side wireless charging, matched with above-mentioned wireless charger.The effect of the utility model is in avoiding electronic equipment from damaging electronic equipment and charger because of pulling consciously or unconsciously in charging process.

Description

Adsorbable side wireless charger and electronic equipment
Technical field
It the utility model is related to charging equipment, more particularly to a kind of adsorbable side wireless charger and electronic equipment.
Background technology
Nowadays, commonly used necessity when mobile phone is for we, therefore it is also essential step that charging is carried out to mobile phone. During charging, we will also tend to operate mobile phone, due to neglectful pulling, it is likely that can to mobile phone and Charging plug brings fatal infringement.Although the problem of such is not present in wireless charging, need mobile phone leaning against wireless charging Charging could be completed on electric appliance, operation easily and effectively at this moment cannot be carried out to mobile phone.
As shown in Figure 1, the wireless charging technology including mobile phone uses electromagnetic induction charged mostly:Primary coil occurs The alternating current of certain frequency, certain electric current is produced in secondary coil by electromagnetic induction, so that energy is filled transmission end transfer To receiving terminal, so as to fulfill wireless charging.
Utility model content
The technical problems to be solved in the utility model is during charging using electronic equipment, since imprudence pulls Cause electronic equipment and charging plug to damage, therefore propose a kind of adsorbable side wireless charger and electronic equipment.
To achieve the above object, the technical solution adopted in the utility model is:
A kind of adsorbable side wireless charger, including charging plug, sending end, the built-in control core of the charging plug Piece, the sending end are adapted with the faying face shape of the receiving end of electronic equipment, the first electromagnetic coil built in the sending end With the second electromagnetic coil, first electromagnetic coil is wrapped on an iron core and for adsorbing the sending end containing magnet The receiving end on, second electromagnetic coil is used for the receiving end transfer electrical energy, first electromagnetic coil and institute State the second electromagnetic coil to be electrically connected with the control chip respectively, alternating current is carried through the charging plug to second electromagnetic coil For alternating current;When the magnetic flux through first electromagnetic coil becomes larger, the control chip controls second electromagnetic coil Line conduction;When the magnetic flux change through first electromagnetic coil is small, the control chip controls second electromagnetic wire The circuit of circle disconnects.
Preferably, the sending end is also built-in with transformer, alternating current is after the transformer transformation to second electromagnetism Coil provides alternating current.
Preferably, second electromagnetic coil is several, several described second electromagnetic coil series connection laid out in parallel exist On the sending end.
Preferably, first electromagnetic coil and second electromagnetic coil through same root add the conducting wire of shielded layer respectively with The control chip is electrically connected.
A kind of electronic equipment of adsorbable side wireless charging, suitable for using the adsorbable side described in foregoing any one Wireless charger carries out it wireless charging, and the side of electronic equipment is equipped with receiving end, and the receiving end and charger are sent The faying face shape at electric end is adapted, permanent magnet built in the receiving end and the 3rd electromagnetic coil, and the permanent magnet is used to contain The sending end of iron core is adsorbed on the receiving end, and the 3rd electromagnetic coil is used to the electric energy of transfer being stored into described On the battery of electronic equipment.
Preferably, the 3rd electromagnetic coil is several, several described 3rd electromagnetic coil series connection laid out in parallel exist On the receiving end.
Compared with prior art, the advantageous effects of the utility model are:
Electronic equipment still can be with normal use when being charged, and sending end due to charger and electronic equipment Receiving end is adsorptivity fitting, even if there is the situation for consciously or unconsciously pulling electronic equipment, electronic equipment can be also easily disengaged from Charger, and electronic equipment and charger will not be caused to damage;
The magnetic flux of control chip the first electromagnetic coil of sensing changes to control the line conduction of the second electromagnetic coil, when During charging, sending end is combined with receiving end, i.e. iron core absorption is on permanent magnet, the line conduction of the second electromagnetic coil;Work as stopping During charging, sending end departs from receiving end, i.e., iron core departs from permanent magnet, and the circuit of the second electromagnetic coil disconnects.Work as electronic equipment When being combined with charger, charger starts to charge up;When electronic equipment and charger depart from, charger stops charging, can Avoid waste of energy.
Certainly, any product for implementing the utility model it is not absolutely required to meet all advantages described above.
Brief description of the drawings
Fig. 1 is the electromagnetic induction principle figure of the wireless charging of the utility model;
Fig. 2 is the adsorbable side wireless charger schematic diagram of one embodiment of the utility model;
Fig. 3 is the receiving end schematic diagram of the electronic equipment of the adsorbable side wireless charging of one embodiment of the utility model.
In figure, 1- charging plugs;2- sending ends;The first electromagnetic coils of 3-;4- iron cores;The second electromagnetic coils of 5-;6- is by electricity End;7- permanent magnets;The 3rd electromagnetic coils of 8-.
Embodiment
It is new to this practicality below in conjunction with attached drawing to make the purpose of this utility model, technical solution and advantage clearer Each embodiment of type is explained in detail.
As shown in Fig. 2, a kind of adsorbable side wireless charger, including charging plug 1, sending end 2, in charging plug 1 Control chip is put, sending end 2 is adapted with the faying face shape of the receiving end of electronic equipment, the first electromagnetic wire built in sending end 2 3 and second electromagnetic coil 5 of circle, the first electromagnetic coil 3 are wrapped on an iron core 4 and for adsorbing sending end 2 containing magnet Receiving end on, the second electromagnetic coil 5 be used for distinguish to receiving end transfer electrical energy, the first electromagnetic coil 3 and the second electromagnetic coil 5 It is electrically connected with control chip, the charged plug 1 of alternating current provides alternating current to the second electromagnetic coil 5;When through the first electromagnetic coil 3 When magnetic flux becomes larger, control chip controls the line conduction of the second electromagnetic coil 5;When the magnetic flux quantitative change through the first electromagnetic coil 3 Hour, control chip controls the circuit of the second electromagnetic coil 5 to disconnect.
In the present embodiment, wireless charger is designed using the law of electromagnetic induction and Lenz's law.Electromagnetic induction phenomenon Referring to be placed on the conductor in change magnetic flux, electromotive force can be produced, this electromotive force becomes induced electromotive force or induced electromotive force, if This conductor is closed into primary Ioops, then the electromotive force can drive electronics to flow, and form sensing electric current.And Lenz's law is pointed out, Faradic magnetic field will hinder the change of former magnetic flux.It is simply that magnetic flux becomes larger, the electric current of generation allows it to diminish Trend;And magnetic flux diminishes, the electric current of generation has the trend for allowing it to become larger.Because the change of the magnetic flux of the first electromagnetic coil 3 Change, electromotive force that control chip is produced according to the first electromagnetic coil 3 or electric current change to control the circuit of the second electromagnetic coil 5 Conducting and disconnection.
In the present embodiment, sending end 2 is lateral thickness with the close block structure of electronic equipment thickness, and sending end 2 Realize the realization for depending on miniaturization electromagnetic coil technology so that electromagnetic coil can be installed on very thin sending end 2.
In one embodiment of the utility model, sending end 2 is also built-in with transformer, and alternating current is backward through transformer transformation Second electromagnetic coil 5 provides alternating current.In the design, required safety electricity can be provided to the second electromagnetic coil 5 as needed Pressure.
In one embodiment of the utility model, the second electromagnetic coil 5 is several, several second electromagnetic coils 5 Laid out in parallel connect on sending end 2.In the design, increased second electromagnetic coil 5 can accelerate the transfer of electric energy, and raising is filled Electrical efficiency, reduces the charging interval.
In one embodiment of the utility model, the circuit of the first electromagnetic coil 3 and the second electromagnetic coil 5 is equipped with screen Layer is covered, and the first electromagnetic coil 3 and the second electromagnetic coil 5 add the conducting wire of shielded layer to be electrically connected respectively with control chip through same root Connect.In the design, charger it is relatively simple for structure, and avoid electricity between the circuit of the first electromagnetic coil 3 and the second electromagnetic coil 5 The interference in magnetic field.
As shown in figure 3, a kind of electronic equipment of adsorbable side wireless charging, suitable for using foregoing wireless charger, The side of electronic equipment is equipped with receiving end 6, and receiving end 6 can be embedded on the side of electronic equipment, receiving end 6 and charger The faying face shape of sending end be adapted, 7 and the 3rd electromagnetic coil 8 of permanent magnet built in receiving end 6, permanent magnet 7 is used to contain The sending end of iron core is adsorbed on receiving end 6, and the 3rd electromagnetic coil 8 is used for the battery that the electric energy of transfer is stored into electronic equipment On.
In the present embodiment, the realization of sending end depends on the realization of miniaturization electromagnetic coil technology so that very thin Electronic equipment can place electromagnetic coil in side.
In one embodiment of the utility model, the 3rd electromagnetic coil 8 is several, several the 3rd electromagnetic coils 8 Laid out in parallel connect on receiving end 6.In the design, increased 3rd electromagnetic coil 8 can be accelerated to receive the electric energy of transfer, from And charge efficiency is improved, reduce the charging interval.
The above, is only the preferable embodiment of the utility model, but the scope of protection of the utility model is not This is confined to, any one skilled in the art can readily occur in the technical scope that the utility model discloses Change or replacement, should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should It is subject to scope of the claims.

Claims (6)

1. a kind of adsorbable side wireless charger, it is characterised in that including charging plug, sending end, in the charging plug Control chip is put, the sending end is adapted with the faying face shape of the receiving end of electronic equipment, first built in the sending end Electromagnetic coil and the second electromagnetic coil, first electromagnetic coil are wrapped on an iron core and for the sending end to be adsorbed On the receiving end containing magnet, second electromagnetic coil is used for the receiving end transfer electrical energy, first electromagnetism Coil and second electromagnetic coil are electrically connected with the control chip respectively, and alternating current is electric to described second through the charging plug Magnetic coil provides alternating current;When the magnetic flux through first electromagnetic coil becomes larger, the control chip control described second The line conduction of electromagnetic coil;When the magnetic flux through first electromagnetic coil becomes it is small when, control chip control described the The circuit of two electromagnetic coils disconnects.
2. adsorbable side wireless charger according to claim 1, it is characterised in that the sending end is also built-in with change Depressor, alternating current provide alternating current after the transformer transformation to second electromagnetic coil.
3. adsorbable side wireless charger according to claim 1 or 2, it is characterised in that second electromagnetic coil For several, several described second electromagnetic coils connect laid out in parallel on the sending end.
4. adsorbable side wireless charger according to claim 1, it is characterised in that first electromagnetic coil and institute State the second electromagnetic coil adds the conducting wire of shielded layer to be electrically connected respectively with the control chip through same root.
5. a kind of electronic equipment of adsorbable side wireless charging, according to any one of claims 1 to 4 may be used suitable for using Absorption side wireless charger carries out wireless charging to it, it is characterised in that the side of electronic equipment is equipped with receiving end, described Receiving end is adapted with the faying face shape of the sending end of charger, permanent magnet built in the receiving end and the 3rd electromagnetic coil, The permanent magnet is used for the sending end absorption containing iron core in the receiving end, and the 3rd electromagnetic coil is used to turn The electric energy of shifting is stored on the battery of the electronic equipment.
6. the electronic equipment of adsorbable side wireless charging according to claim 5, it is characterised in that the 3rd electromagnetism Coil is several, several described 3rd electromagnetic coils connect laid out in parallel on the receiving end.
CN201721375853.9U 2017-10-24 2017-10-24 Adsorbable side wireless charger and electronic equipment Active CN207283231U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721375853.9U CN207283231U (en) 2017-10-24 2017-10-24 Adsorbable side wireless charger and electronic equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721375853.9U CN207283231U (en) 2017-10-24 2017-10-24 Adsorbable side wireless charger and electronic equipment

Publications (1)

Publication Number Publication Date
CN207283231U true CN207283231U (en) 2018-04-27

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721375853.9U Active CN207283231U (en) 2017-10-24 2017-10-24 Adsorbable side wireless charger and electronic equipment

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108519568A (en) * 2018-03-30 2018-09-11 广东小天才科技有限公司 A kind of automatic detection carries the device and detection method of magnet terminal

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108519568A (en) * 2018-03-30 2018-09-11 广东小天才科技有限公司 A kind of automatic detection carries the device and detection method of magnet terminal

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