CN210693528U - Portable precious wireless charging and discharging circuit that charges - Google Patents
Portable precious wireless charging and discharging circuit that charges Download PDFInfo
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- CN210693528U CN210693528U CN201922197254.8U CN201922197254U CN210693528U CN 210693528 U CN210693528 U CN 210693528U CN 201922197254 U CN201922197254 U CN 201922197254U CN 210693528 U CN210693528 U CN 210693528U
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Abstract
The utility model discloses a portable precious wireless charging and discharging circuit that charges, it includes AC-DC power module, current input module, battery module, current output module and wireless charging module, one end of current input module is connected with AC-DC power module, the other end of current input module is connected with battery module; the battery module is used for storing electric energy; one end of the current output module is connected with the battery module, and the other end of the current output module is connected with a charging wire; the wireless charging module is connected with the battery module. Its beneficial effect is, the utility model discloses a charge-discharge circuit can be applied to portable treasured that charges, and this circuit has directly included AC-DC power module simultaneously to can the lug connection commercial power, need not prepare the head that charges in addition again, integrated wireless charging module in the middle of the circuit simultaneously, thereby can save the charging wire.
Description
Technical Field
The utility model relates to an electronic equipment technical field that charges, in particular to precious wireless charging and discharging circuit of portable charging.
Background
Wired charging can inconvenience people's lives in some ways, such as: an adapter and a data line are required to be taken during traveling; disorderly arranging a plug wire panel and a charger in a family; damage of the charging wire easily causes electric shock or fire; and so on.
The mobile phone is charged by the charging wire, the charging wire is damaged, the mobile phone is possibly damaged, the battery is damaged, and even the mobile phone is detonated, so that the mobile phone is very dangerous. At present the charging wire door type is many, and is not unified yet, and the charging wire that different electronic product used will be different, and a trip will probably take many charging wires, carries inconveniently. With the progress of science and technology and new requirements of people on charging modes, wireless charging oil has been produced, and the wireless charging oil transmits electric energy based on modes of electromagnetic induction, electromagnetic resonance and microwave radiation. When going out, friends who are used to wired charging inevitably need to take an adapter and a charging wire, so that inconvenience is brought to the trip.
Meanwhile, in order to solve the problem of supplying power to the mobile phone, various charging treasure products exist in the current market, and the mobile phone can be conveniently charged.
SUMMERY OF THE UTILITY MODEL
The utility model provides a portable precious wireless charging and discharging circuit that charges can solve one or several kinds among the above-mentioned prior art problem.
According to one aspect of the utility model, a wireless charging and discharging circuit of a portable charger is provided, which comprises an AC-DC power supply module, a current input module, a battery module, a current output module and a wireless charging module,
one end of the AC-DC power supply module can be communicated with a mains supply, and the other end of the AC-DC power supply module is connected with the current input module;
one end of the current input module is connected with the AC-DC power supply module, and the other end of the current input module is connected with the battery module;
the battery module is used for storing electric energy;
one end of the current output module is connected with the battery module, and the other end of the current output module is connected with a charging wire;
the wireless charging module is connected with the battery module.
The charging and discharging circuit has the advantages that the charging and discharging circuit can be applied to portable chargers, and meanwhile, the circuit directly comprises the AC-DC power supply module, so that the charging and discharging circuit can be directly connected with commercial power, a charging head does not need to be additionally prepared, and the charging and discharging circuit is more convenient and simpler. Meanwhile, the wireless charging module is integrated in the circuit, so that the mobile phone to be charged can be charged in a wireless charging mode, a charging wire can be omitted, and troubles of carrying the charging wire are reduced.
In some embodiments, an AC-DC power module includes a plug circuit, a rectifier bridge circuit, and a transformer circuit; the plug circuit is connected with a plug, one end of the rectifier bridge circuit is connected with the plug circuit, and the other end of the rectifier bridge circuit is connected with the transformation circuit.
The rectifier bridge circuit has the advantages that alternating current of commercial power can be converted into direct current through the rectifier bridge circuit, and meanwhile, the commercial power of 220V can be reduced to safe voltage through the transformer circuit.
In some embodiments, a strong current switching circuit is connected between the rectifier bridge circuit and the transformer circuit, and the strong current switching circuit controls the switching between the rectifier bridge circuit and the transformer circuit.
The beneficial effects are that, through setting up forceful electric power on-off circuit to can carry out forceful electric power outage control to whole circuit, thereby guarantee that whole circuit is safer.
In some embodiments, a voltage dependent resistor VR1 is disposed between the plug circuits, the rectifier bridge circuit is an ABS210 type low-voltage drop low-power patch rectifier bridge stack, and the transformer circuit is an EFD20 type high-frequency transformer.
In some embodiments, the high-voltage power switching circuit is an isolated secondary side regulating controller of an LD5523EGL type, and a PC817 type photoelectric coupler is arranged on the high-voltage power switching circuit.
In some embodiments, the current input module employs an integrated synchronous switched buck converter chip of the IP6525T type.
In some embodiments, the current output module adopts a fast-charging mobile power supply integrated chip of an IP5328 type.
In some embodiments, the quick charging mobile power integrated chip of the IP5328 Type is provided with a Micro-USB interface, a Lightning interface and a Type-C interface.
In some embodiments, the wireless charging module adopts an IP6808 type wireless charging SOC single chip, a wireless charging coil a1 is arranged between a PWMA _ HG pin and a PWMA _ LG pin of the IP6808 type wireless charging SOC single chip, and light emitting diodes are connected to an LED1 pin and an LED2 pin of the IP6808 type wireless charging SOC single chip.
In some embodiments, a general purpose operational amplifier for a type LM321-TR type polyhydridic is placed between pin HVCC and pin CODE _ DET _ I of a type IP6808 wireless charging SOC single chip.
Drawings
Fig. 1 is a schematic diagram of a wireless charging and discharging circuit of a portable power bank according to an embodiment of the present invention;
fig. 2 is a schematic diagram of an AC-DC power module of a wireless charging and discharging circuit of a portable power bank according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a current input module of a wireless charging and discharging circuit of a portable power bank according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a current output module of a wireless charging and discharging circuit of a portable power bank according to an embodiment of the present invention;
fig. 5 is a schematic diagram of a wireless charging module of a wireless charging and discharging circuit of a portable power bank according to an embodiment of the present invention;
FIG. 6A schematic diagram of a general purpose operational amplifier for high voltage query of LM321-TR type for wireless charging and discharging circuit of portable charger in accordance with one embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 to 6 schematically show a wireless charging and discharging circuit of a portable power bank according to an embodiment of the present invention. As shown in the figure, the wireless charging and discharging circuit of the portable charger comprises an AC-DC power supply module 1, a current input module 2, a battery module 3, a current output module 4 and a wireless charging module 5,
one end of the AC-DC power supply module 1 can be communicated with commercial power, and the other end of the AC-DC power supply module 1 is connected with the current input module 2;
one end of the current input module 2 is connected with the AC-DC power supply module 1, and the other end of the current input module 2 is connected with the battery module 3;
the battery module 3 is used for storing electric energy;
one end of the current output module 4 is connected with the battery module 3, and the other end of the current output module 4 is connected with a charging wire;
the wireless charging module 5 is connected with the battery module 3.
The charging and discharging circuit can be applied to a portable charger, and meanwhile, the circuit directly comprises the AC-DC power supply module 1, so that the charging and discharging circuit can be directly connected with commercial power without additionally preparing a charging head, and is more convenient and simpler. Meanwhile, the wireless charging module 5 is integrated in the circuit, so that the mobile phone to be charged can be charged in a wireless charging mode, a charging wire can be omitted, and troubles of carrying the charging wire are reduced.
The AC-DC power supply module 1 comprises a plug circuit, a rectifier bridge circuit and a transformation circuit; the plug circuit is connected with a plug, one end of the rectifier bridge circuit is connected with the plug circuit, and the other end of the rectifier bridge circuit is connected with the transformation circuit.
Alternating current of commercial power can be converted into direct current through the rectifier bridge circuit, and 220V commercial power can be reduced to safe voltage through the transformer circuit simultaneously.
Meanwhile, a strong current on-off circuit is connected between the rectifier bridge circuit and the voltage transformation circuit and controls the on-off of the rectifier bridge circuit and the voltage transformation circuit.
Through setting up forceful electric power on-off circuit to can carry out forceful electric power outage control to whole circuit, thereby guarantee that whole circuit is safer.
Wherein, be equipped with piezo-resistor VR1 between the plug circuit, the rectifier bridge circuit is ABS210 type low-voltage drop miniwatt paster rectifier bridge heap, and the high frequency transformer of vary voltage circuit for EFD20 type.
The strong current on-off circuit is an LD5523EGL type isolated secondary end adjusting controller, and a PC817 type photoelectric coupler is arranged on the strong current on-off circuit.
The current input module adopts an IP6525T type buck converter chip integrated with a synchronous switch.
The current output module adopts an IP5328 type quick-charging mobile power supply integrated chip.
The quick charging mobile power supply integrated chip of the IP5328 Type is provided with a Micro-USB interface, a Lightning interface and a Type-C interface.
The wireless charging module adopts an IP6808 type wireless charging SOC single chip, a wireless charging coil A1 is arranged between a PWMA _ HG pin and a PWMA _ LG pin of the IP6808 type wireless charging SOC single chip, and a light emitting diode is connected to an LED1 pin and an LED2 pin of the IP6808 type wireless charging SOC single chip.
Wherein, LM321-TR type general operational amplifier for high voltage polyethylene is arranged between HVCC pin and CODE _ DET _ I pin of IP6808 type wireless charging SOC single chip.
The above are only some embodiments of the present invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (10)
1. The wireless charging and discharging circuit of the portable charger is characterized by comprising an AC-DC power supply module, a current input module, a battery module, a current output module and a wireless charging module,
one end of the AC-DC power supply module can be communicated with a mains supply, and the other end of the AC-DC power supply module is connected with the current input module;
one end of the current input module is connected with the AC-DC power supply module, and the other end of the current input module is connected with the battery module;
the battery module is used for storing electric energy;
one end of the current output module is connected with the battery module, and the other end of the current output module is connected with a charging wire;
the wireless charging module is connected with the battery module.
2. The wireless charging and discharging circuit of the portable power bank as claimed in claim 1, wherein the AC-DC power module comprises a plug circuit, a rectifier bridge circuit and a transformer circuit; the plug circuit is connected with a plug, one end of the rectifier bridge circuit is connected with the plug circuit, and the other end of the rectifier bridge circuit is connected with the transformation circuit.
3. The wireless charging and discharging circuit of the portable power bank as claimed in claim 2, wherein a strong current on-off circuit is connected between the rectifier bridge circuit and the transformer circuit, and the strong current on-off circuit controls on-off between the rectifier bridge circuit and the transformer circuit.
4. The wireless charging and discharging circuit of the portable charger baby as claimed in claim 2, wherein a voltage dependent resistor VR1 is disposed between the plug circuits, the rectifier bridge circuit is an ABS210 type low-voltage drop low-power patch rectifier bridge stack, and the transformer circuit is an EFD20 type high-frequency transformer.
5. The wireless charging and discharging circuit of claim 3, wherein the strong power on/off circuit is an LD5523EGL isolated secondary side adjusting controller, and a PC817 optoelectronic coupler is disposed on the strong power on/off circuit.
6. The wireless charging and discharging circuit of the portable power bank as claimed in claim 1, wherein the current input module employs a buck converter chip of an integrated synchronous switch of IP6525T type.
7. The wireless charging and discharging circuit of the portable power bank as claimed in claim 1, wherein the current output module is an IP5328 type fast charging portable power integrated chip.
8. The wireless charging and discharging circuit of the portable power bank as claimed in claim 7, wherein a Micro-USB interface, a Lightning interface and a Type-C interface are disposed on the IP5328 Type fast charging mobile power supply integrated chip.
9. The wireless charging and discharging circuit of the portable power bank as claimed in claim 1, wherein the wireless charging module adopts an IP6808 type wireless charging SOC single chip, a wireless charging coil a1 is arranged between PWMA _ HG pin and PWMA _ LG pin of the IP6808 type wireless charging SOC single chip, and light emitting diodes are connected to LED1 pin and LED2 pin of the IP6808 type wireless charging SOC single chip.
10. The wireless charging and discharging circuit of portable power bank as claimed in claim 9, wherein a high voltage generic operational amplifier of type LM321-TR is provided between HVCC pin and CODE _ DET _ I pin of the IP6808 wireless charging SOC single chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922197254.8U CN210693528U (en) | 2019-12-10 | 2019-12-10 | Portable precious wireless charging and discharging circuit that charges |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922197254.8U CN210693528U (en) | 2019-12-10 | 2019-12-10 | Portable precious wireless charging and discharging circuit that charges |
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| CN210693528U true CN210693528U (en) | 2020-06-05 |
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| CN201922197254.8U Active CN210693528U (en) | 2019-12-10 | 2019-12-10 | Portable precious wireless charging and discharging circuit that charges |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110829562A (en) * | 2019-12-10 | 2020-02-21 | 苏州市九工智能科技有限公司 | Portable precious wireless charging and discharging circuit that charges |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110829562A (en) * | 2019-12-10 | 2020-02-21 | 苏州市九工智能科技有限公司 | Portable precious wireless charging and discharging circuit that charges |
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