CN206547019U - Wireless charging main frame and wireless helmet charging system - Google Patents
Wireless charging main frame and wireless helmet charging system Download PDFInfo
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- CN206547019U CN206547019U CN201720270731.7U CN201720270731U CN206547019U CN 206547019 U CN206547019 U CN 206547019U CN 201720270731 U CN201720270731 U CN 201720270731U CN 206547019 U CN206547019 U CN 206547019U
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- wireless charging
- main frame
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- safety cap
- charging
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Abstract
The utility model provides a kind of wireless charging main frame, for carrying out wireless charging to an at least safety cap, the wireless charging main frame includes an inversion amplifying circuit and a resonant ring, the inversion amplifying circuit connection civil power is used to civil power being converted to high voltagehigh frequency square wave current, and the resonant ring, which connects the inversion amplifying circuit, to be used to be converted to after sine-wave current the high voltagehigh frequency square wave current and be converted to electromagnetic wave and then transmitting.The utility model wireless charging main frame wireless charging can be carried out to safety cap and can be in intelligent control safety cap battery pack wireless charging.The utility model additionally provides a kind of wireless helmet charging system.
Description
Technical field
The utility model is related to a kind of wireless charging main frame and the wireless helmet charging with the wireless charging main frame
System.
Background technology
The cap lamp of existing safety cap is all to carry out wired charging, and when the dead battery of cap lamp, user fills to it
Electricity is charged using the battery after complete i.e. to cap lamp every time, and user is usual it is easy to forget that the battery to cap lamp fills
Electricity, so as to cause to influence because of dead battery normally to use safety cap.Meanwhile, if having used safety cap lamp just to battery every time
Charging, now because the electricity of battery does not drop to the electricity for needing to charge also mostly, so as to cause to over-charging of battery, and then contracts
The short service life of cap lamp battery.
Further, current safety cap lamp be it is one-to-one charged, so each safety cap need one individually
Corresponding charger is charged.And, if the cap lamp of safety cap is in hazardous environment（Such as ring containing flammable explosive gas
Border, the environment containing dust）, now, even if cap lamp dead battery can not charge, so as to influence normally to use safety cap.
Utility model content
In view of this, it is necessary to provide a kind of wireless charging main frame and safety cap that can solve above-mentioned technical problem without
Line charging system.
A kind of wireless charging main frame, for carrying out wireless charging to an at least safety cap, the wireless charging main frame includes
One inversion amplifying circuit and a resonant ring, the inversion amplifying circuit connection civil power are used to civil power being converted to high voltagehigh frequency square wave
Electric current, the resonant ring, which connects the inversion amplifying circuit, to be used to the high voltagehigh frequency square wave current being converted to sine-wave current
Afterwards and be converted to electromagnetic wave and then transmitting.
It is preferred that the inversion amplifying circuit includes a current rectifying and wave filtering circuit, PWM controller and IGBT amplifying circuits,
The current rectifying and wave filtering circuit is connected between civil power and the IGBT amplifying circuits, and the current rectifying and wave filtering circuit is used for the city
Electricity is converted to direct current and exported to the IGBT amplifying circuits, and the IGBT amplifying circuits are also connected with the PWM controller, institute
Stating IGBT amplifying circuits is used for the high-frequency PWM square wave sent from the PWM controller according to reception, and then to from described
The direct current of current rectifying and wave filtering circuit output is amplified as high voltagehigh frequency square wave current and exported.
It is preferred that the resonant ring includes a resonant capacitance group and a power coil, the resonant capacitance group connects institute
Inversion amplifying circuit is stated to receive the high voltagehigh frequency square wave current from the inversion amplifying circuit, the resonant capacitance group is used for
The high voltagehigh frequency square wave current is converted into sine-wave current, the power coil connects the resonant capacitance group to receive
Sine-wave current is stated, the power coil is used to the sine-wave current received being converted into electromagnetic radiation to the safety
Cap.
It is preferred that the wireless charging main frame also includes a master controller, the master controller connects the inversion amplification
Circuit is to control the high voltagehigh frequency square wave current of inversion amplifying circuit output.
It is preferred that the wireless charging main frame also includes a human-computer interaction interface, the human-computer interaction interface passes through described
Master controller connect the inversion amplifying circuit cause user by the human-computer interaction interface safety cap is realized charging with
No operation.
It is preferred that the wireless charging main frame is arranged in the storage box of safety cap.
It is preferred that the wireless charging main frame is arranged at the bottom of a charging desktop.
A kind of wireless helmet charging system, including：
One wireless charging main frame；
At least one safety cap, including housing, cap lamp, battery pack and wireless charging receiver, the wireless charging
Reception device includes charging receiving unit and reception control unit, and the charging receiving unit is used to receive the wireless charging
Electromagnetic wave that main frame is sent simultaneously is converted into electric energy and thinks the battery pack charging, and the reception control unit is connected to the charging
Between receiving unit and the battery pack, the reception control unit is used for according to the control of the electricity of the battery pack to the peace
Whether full cap charges.
Preferably, the wireless charging receiver also includes reception control unit, the reception control unit is connected to
Between the charging receiving unit and the battery pack, the reception control unit is used to be controlled according to the electricity of the battery pack
Whether the safety cap is charged.
Preferably, when the wireless helmet charging system is in original state, the wireless charging main frame is in and treated
Machine state, the inversion amplifying circuit exports less high voltagehigh frequency square wave current and then resonant ring circulation transmitting low-power
Electromagnetic wave；When the charging receiving unit of the safety cap receives electromagnetic wave, the charging receives cell translation electromagnetic wave
For electric energy and export to the reception control unit, the reception control unit is started working and according to the electricity of the battery pack
One is sent to feed back signal to the wireless charging main frame to control the safety cap whether to charge
The utility model wireless helmet charging system carries out wireless charging by the wireless charging main frame to safety cap
And the wireless charging of battery pack that can be in intelligent control safety cap, it is possible to prevente effectively from because forgetting the influence safety cap that charges the battery
The normal use of lamp and charge the battery in advance and on over-charging of battery influence battery normal service life.
Brief description of the drawings
Fig. 1 is the schematic diagram of the better embodiment of the utility model wireless helmet charging system；
Fig. 2 is multiple wireless charging receivers and the block diagram of battery pack in Fig. 1；
Fig. 3 is the block diagram of wireless charging main frame in Fig. 1.
Embodiment
Fig. 1 is refer to, the better embodiment of the utility model wireless helmet charging system 100 includes wireless charging master
Machine 10 and at least a safety cap 50（One is only shown in Fig. 1）, the wireless charging main frame 10 is at least one peace
Full cap 50 carries out wireless charging.
The safety cap 50 includes housing 51, the cap lamp 53 being arranged on the housing 51, is arranged on the housing 51
Battery pack 55 and wireless charging receiver 57.The wireless charging receiver 57 include charging receiving unit 572 with
And reception control unit 574, preferably, the charging receiving unit 572 can surround and be arranged in the housing 51.This implementation
In mode, the battery pack 55 is located on the housing 51 and the neighbouring cap lamp 53 is set, and the reception control unit 574 is faced
The nearly battery pack 55 is set.
Please also refer to Fig. 2, the charging receiving unit 572 is used to receive the electromagnetism that the wireless charging main frame 10 is sent
Ripple is simultaneously converted into electric energy and thinks that the battery pack 55 charges.The reception control unit 574 is connected to the charging receiving unit
Between 572 and the battery pack 55, the reception control unit 574 is used for according to the control of the electricity of the battery pack 55 to described
Whether safety cap 50 charges.In present embodiment, the charging receiving unit 572 can be a coil, when the charging is received
When unit 572 receives electromagnetic wave signal, the reception control unit 574 is turned on.
Please also refer to Fig. 3, the wireless charging main frame 10 includes an inversion amplifying circuit 12 and a resonant ring 14, described
The connection civil power 200 of inversion amplifying circuit 12 is used to civil power 200 being converted to high voltagehigh frequency square wave current, and the resonant ring 14 is connected
The inversion amplifying circuit 12 is used to be converted to after sine-wave current the high voltagehigh frequency square wave current and be converted to electromagnetic wave
And then launch.
Specifically, the inversion amplifying circuit 12 includes a current rectifying and wave filtering circuit 121, PWM (Pulse Width
Modulation, pulse width modulation) and controller 123 and IGBT (Insulated Gate Bipolar Transistor, absolutely
Edge grid bipolar transistor) amplifying circuit 125.Wherein, the current rectifying and wave filtering circuit 121 is connected to civil power 200 and the IGBT
Between amplifying circuit 125, the current rectifying and wave filtering circuit 121 is used to the civil power 200 is converted into direct current and exported to described
IGBT amplifying circuits 125, the IGBT amplifying circuits 125 are also connected with the PWM controller 123, the IGBT amplifying circuits 125
According to the high-frequency PWM square wave sent from the PWM controller 123 of reception, and then to from the current rectifying and wave filtering circuit 121
The direct current of output is amplified as high voltagehigh frequency square wave current and exported.
The resonant ring 14 includes a resonant capacitance group 141 and a power coil 143.The resonant capacitance group 141 connects
The IGBT amplifying circuits 125 are connect to receive the high voltagehigh frequency square wave current from the IGBT amplifying circuits 125, the resonance
Capacitance group 141 is used to the high voltagehigh frequency square wave current being converted to sine-wave current, and the power coil 143 connects described humorous
Capacitance group of shaking 141 is to receive the sine-wave current, and the power coil 143 is used to the sine-wave current received being converted into
Electromagnetic radiation gives the safety cap 50.
In present embodiment, the wireless charging main frame 10 can also include a human-computer interaction interface 16 and a main control
Device 18, the human-computer interaction interface 16 connects the PWM controller 123 by the master controller 18.User can pass through
The human-computer interaction interface 16 is controlled to master controller 18, and then controls the IGBT to put by the PWM controller 123
Big circuit 125, so as to realize the operation whether charged to safety cap.
In present embodiment, as shown in figure 1, the wireless charging main frame 10 can be arranged at the bottom of a desktop 300.Other
In embodiment, the wireless charging main frame 10 can also be arranged at safety cap storage box etc. and store in the device of safety cap, with
Wireless charging is carried out for safety cap.During original state, the wireless charging main frame 10 is in holding state, and now the IGBT is put
Big circuit 125 exports the electromagnetic wave of less high voltagehigh frequency square wave current and then the circulation transmitting low-power of the power coil 143.
When the safety cap 50 is placed on desktop 300 in the chargeable range of the wireless charging main frame 10, the safety
The charging receiving unit 572 of cap 50 receives electromagnetic wave and is converted into electric energy and exports to the reception control unit 574, described
Reception control unit 574, which is started working and sends one according to the electricity of the battery pack 55, feeds back signal to the wireless charging master
Machine 10.When the electricity not yet as little as chargeable range of the battery pack 55, i.e., described safety cap 50 is without charging, the wireless charging
Main frame 10 is received after corresponding feedback signal still in holding state.When the electricity as little as chargeable range of the battery pack 55, i.e.,
The safety cap 50 needs charging, and the wireless charging main frame 10 receives the IGBT amplifying circuits after corresponding feedback signal
125 output high voltagehigh frequency square wave currents, and then the power coil 143 starts transmitting great-power electromagnetic ripple to the safety cap
50, the lamp of safety cap 50 enters charged state.
When the quantity of charging safety cap 50 is one, after 50 charging complete of safety cap, the wireless charging main frame
10 revert to holding state.When charging safety cap 50 quantity to be multiple, it is described after one of safety cap charging complete
Wireless charging main frame 10 is that next safety cap is charged.It is understood that in other embodiment, the plurality of safety cap
50 can also charge simultaneously, after one of safety cap charging complete, and it stops receiving electromagnetic wave, when the charging of all safety caps
After completion, the wireless charging main frame 10 reverts to holding state.Meanwhile, user can also pass through man-machine interaction circle
Face 16 and master controller 18 control the safety cap charging whether.
In said process, the wireless charging main frame 10 receives automatic change IGBT amplifying circuits after corresponding feedback signal
125 output current thinks that safety cap charges.In present embodiment, user can pass through described 16 couples of masters of human-computer interaction interface
Controller 18 is controlled and then controls the IGBT amplifying circuits 125 by the PWM controller 123, so as to start or stop
Only safety cap is charged.
The utility model wireless helmet charging system 100 can carry out wireless charging to safety cap 50 and can intelligent control
The wireless charging of battery pack 55 in safety cap 50, it is possible to prevente effectively from because forgetting the normal of influence safety cap lamp that charge the battery
Using and charge the battery in advance and on over-charging of battery influence battery normal service life.
Claims (10)
1. a kind of wireless charging main frame, for carrying out wireless charging to an at least safety cap, the wireless charging main frame includes one
Inversion amplifying circuit and a resonant ring, the inversion amplifying circuit connection civil power are used to civil power being converted to high voltagehigh frequency square wave electricity
Stream, the resonant ring, which connects the inversion amplifying circuit, to be used to be converted to the high voltagehigh frequency square wave current after sine-wave current
And be converted to electromagnetic wave and then transmitting.
2. wireless charging main frame as claimed in claim 1, it is characterised in that the inversion amplifying circuit includes a rectifying and wave-filtering
Circuit, PWM controller and IGBT amplifying circuits, the current rectifying and wave filtering circuit be connected to civil power and the IGBT amplifying circuits it
Between, the current rectifying and wave filtering circuit is used to the civil power is converted into direct current and exported to the IGBT amplifying circuits, described
IGBT amplifying circuits are also connected with the PWM controller, and the IGBT amplifying circuits are used for according to reception from PWM controls
The high-frequency PWM square wave that device is sent, and then the direct current exported from the current rectifying and wave filtering circuit is amplified as high voltagehigh frequency
Square wave current is simultaneously exported.
3. wireless charging main frame as claimed in claim 1, it is characterised in that the resonant ring include a resonant capacitance group and
One power coil, the resonant capacitance group connects the inversion amplifying circuit to receive the high pressure from the inversion amplifying circuit
High frequency square wave electric current, the resonant capacitance group is used to the high voltagehigh frequency square wave current being converted to sine-wave current, the work(
Rate coil connects the resonant capacitance group to receive the sine-wave current, and the power coil is used for the sine wave that will be received
Electric current is converted into electromagnetic radiation to the safety cap.
4. wireless charging main frame as claimed in claim 1, it is characterised in that the wireless charging main frame also includes a main control
Device, the master controller connects the inversion amplifying circuit to control the high voltagehigh frequency square wave electricity of the inversion amplifying circuit output
Stream.
5. wireless charging main frame as claimed in claim 4, it is characterised in that the wireless charging main frame also includes a man-machine friendship
Mutual interface, the human-computer interaction interface connects the inversion amplifying circuit by the master controller and causes user passes through described
Human-computer interaction interface realizes the operation whether charged to safety cap.
6. wireless charging main frame as claimed in claim 1, it is characterised in that the wireless charging main frame is arranged at safety cap
In storage box.
7. wireless charging main frame as claimed in claim 1, it is characterised in that the wireless charging main frame is arranged at a charging desk
The bottom in face.
8. a kind of wireless helmet charging system, including：Wireless charging main frame as described in any one in claim 1-7；
At least one safety cap, including housing, cap lamp, battery pack and wireless charging receiver, the wireless charging receiver
Including charging receiving unit, the charging receiving unit is used to receiving the electromagnetic wave that the wireless charging main frame sends and is converted into
Electric energy thinks the battery pack charging.
9. wireless helmet charging system as claimed in claim 8, it is characterised in that the wireless charging receiver is also wrapped
Reception control unit is included, the reception control unit is connected between the charging receiving unit and the battery pack, described to connect
Receiving control unit is used to whether charge to the safety cap according to the control of the electricity of the battery pack.
10. wireless helmet charging system as claimed in claim 9, it is characterised in that when the wireless helmet Charging
When system is in original state, the wireless charging main frame is in holding state, and the inversion amplifying circuit exports less high pressure
The electromagnetic wave of high frequency square wave electric current and then resonant ring circulation transmitting low-power；When the charging receiving unit of the safety cap connects
When receiving electromagnetic wave, the charging receives cell translation electromagnetic wave and is electric energy and exports to the reception control unit, described to connect
Receive control unit and start working and send one according to the electricity of the battery pack and feed back signal to the wireless charging main frame to control
The safety cap is made whether to charge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720270731.7U CN206547019U (en) | 2017-03-20 | 2017-03-20 | Wireless charging main frame and wireless helmet charging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720270731.7U CN206547019U (en) | 2017-03-20 | 2017-03-20 | Wireless charging main frame and wireless helmet charging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206547019U true CN206547019U (en) | 2017-10-10 |
Family
ID=59996442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720270731.7U Active CN206547019U (en) | 2017-03-20 | 2017-03-20 | Wireless charging main frame and wireless helmet charging system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206547019U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106655428A (en) * | 2017-03-20 | 2017-05-10 | 中惠创智（深圳）无线供电技术有限公司 | Wireless charging host and wire charging system of safety cap |
-
2017
- 2017-03-20 CN CN201720270731.7U patent/CN206547019U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106655428A (en) * | 2017-03-20 | 2017-05-10 | 中惠创智（深圳）无线供电技术有限公司 | Wireless charging host and wire charging system of safety cap |
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