CN209881464U - Mobile power supply device - Google Patents
Mobile power supply device Download PDFInfo
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- CN209881464U CN209881464U CN201921041481.5U CN201921041481U CN209881464U CN 209881464 U CN209881464 U CN 209881464U CN 201921041481 U CN201921041481 U CN 201921041481U CN 209881464 U CN209881464 U CN 209881464U
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- circuit
- power supply
- charging
- mobile power
- supply device
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model relates to a power technical field. The utility model discloses a portable power source device, including rechargeable power supply, charge and discharge management circuit, host system, wireless transmission/receiving circuit, a coil, rectification voltage stabilizing circuit and decoding circuit, rechargeable power supply is connected with charge and discharge management circuit's input/output end, charge and discharge management circuit's input and rectification voltage stabilizing circuit's output are connected, rectification voltage stabilizing circuit, charge and discharge management circuit and wireless transmission/receiving circuit are connected with host system respectively, rectification voltage stabilizing circuit's input termination wireless transmission/receiving circuit's output, wireless transmission/receiving circuit's input termination charge and discharge management circuit's output, wireless transmission/receiving circuit is connected with the coil electricity, decoding circuit's input wiring circle, decoding circuit's output termination host system's input. The utility model discloses a same coil of wireless transmission and receiving sharing and circuit, the structure is simpler, and the volume is littleer, and is with low costs lower.
Description
Technical Field
The utility model belongs to the technical field of the power, specifically relate to a portable power source device.
Background
The portable power source is a portable charger which can be carried about, can store electric energy and mainly charges various electronic devices, and is also called a charger.
With the development of science and technology, various electronic devices (such as mobile phones, tablet computers and notebook computers) have higher and higher performance and stronger functions, and people have higher and higher dependence on various electronic devices. And as the functions of the electronic devices are more and more powerful, the power consumption is more and more large, so that the endurance time is short, and the use requirements of people cannot be met. The portable mobile power source that can conveniently charge these electronic products can solve the problem well, and therefore, the mobile power source has become more and more popular.
In order to improve the diversity and convenience of external charging and self-charging of the mobile power supply, the existing part of the mobile power supply is provided with a wireless charging and discharging function, but the transmitting and receiving of the wireless charging and discharging of the existing mobile power supply use respective independent coils and circuits, so that the structure is complex, the size is large, the portability of the mobile power supply is not facilitated, and the cost is high.
Disclosure of Invention
An object of the utility model is to provide a portable power source device is used for solving the technical problem that the above-mentioned exists.
In order to achieve the above object, the utility model adopts the following technical scheme: a mobile power supply device comprises a rechargeable power supply, a charging and discharging management circuit, a main control module, a wireless transmitting/receiving circuit, a coil, a rectifying and voltage-stabilizing circuit and a decoding circuit, the rechargeable power supply is connected with the input end and the output end of the charge-discharge management circuit, the input end of the charge-discharge management circuit is connected with the output end of the rectification voltage-stabilizing circuit, the rectification voltage-stabilizing circuit, the charging and discharging management circuit and the wireless transmitting/receiving circuit are respectively connected with the main control module, the input end of the rectification voltage stabilizing circuit is connected with the output end of the wireless transmitting/receiving circuit, the input end of the wireless transmitting/receiving circuit is connected with the output end of the charging and discharging management circuit, the wireless transmitting/receiving circuit is electrically connected with the coil, the input end of the decoding circuit is connected with the coil, and the output end of the decoding circuit is connected with the input end of the main control module.
Furthermore, the charging and discharging state display circuit is further included and connected with the main control module.
Furthermore, the charge and discharge state display circuit is realized by adopting an indicator lamp.
Furthermore, the intelligent control system also comprises a switch circuit, and the switch circuit is connected with the main control module.
Furthermore, the switch circuit is formed by a tact switch.
Furthermore, the charging and discharging management circuit further comprises an input and output interface circuit, and the input and output interface circuit is electrically connected with the charging and discharging management circuit.
Further, the rechargeable power supply is a lithium battery.
Furthermore, the lithium battery protection circuit is electrically connected with the lithium battery.
Further, the charging and discharging management circuit is implemented by using a power management chip with the model number of IP 5306.
Further, the wireless transmitting/receiving circuit comprises two chips with the model number of JX 3423B.
The utility model has the advantages of:
the utility model discloses a same coil and circuit, both can regard as the transmitting terminal to charge for the wireless receiving function's of outside area equipment is wireless through the host system control, can regard as the receiving terminal again to receive the electric energy from outside wireless transmitting equipment and charge for self, and the structure is simpler, and the volume is littleer for the product is more frivolous, portable, and with low costs lower.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a circuit block diagram of an embodiment of the present invention;
fig. 2 is a schematic circuit diagram of an embodiment of the present invention.
Detailed Description
To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.
The present invention will now be further described with reference to the accompanying drawings and detailed description.
As shown in fig. 1, a mobile power supply device comprises a rechargeable power supply 6, a charging and discharging management circuit 5, a main control module 1, a wireless transmitting/receiving circuit 2, a coil 3, a rectifying and voltage-stabilizing circuit 7 and a decoding circuit 4, wherein the rechargeable power supply 6 is connected with the input and output ends of the charging and discharging management circuit 5, the input end of the charging and discharging management circuit 5 is connected with the output end of the rectifying and voltage-stabilizing circuit 7, the control input ends of the rectifying and voltage-stabilizing circuit 7, the charging and discharging management circuit 5 and the wireless transmitting/receiving circuit 2 are respectively connected with the control output end of the main control module 1, the input end of the rectifying and voltage-stabilizing circuit 7 is connected with the output end of the wireless transmitting/receiving circuit 2, the input end of the wireless transmitting/receiving circuit 2 is connected with the output end, the input end of the decoding circuit 4 is connected with the wire coil 3, and the output end of the decoding circuit 4 is connected with the input end of the main control module 1.
In this embodiment, the main control module 1 is preferably implemented by an MCU microprocessor U5, the model is BJEC058B, and the specific circuit is shown in fig. 2, which is not described in detail. Of course, in other embodiments, the main control module 1 may be implemented by using other processors.
In this embodiment, the rechargeable power source 6 is preferably a lithium battery, which has a small size, a light weight and a large capacity, but not limited thereto, and in other embodiments, other rechargeable batteries such as nickel-cadmium batteries and the like may be used.
In this embodiment, the lithium battery protection circuit 10 is further included, and the lithium battery protection circuit 10 is electrically connected to the lithium battery 6 to provide protection for overcharge, overdischarge, and short circuit of the lithium battery 6. In this embodiment, the lithium battery protection circuit 10 is implemented by using a lithium battery protection chip U8 with the model number XB8089D, and the specific circuit is shown in fig. 2, which is not described in detail.
In this embodiment, the charging and discharging management circuit 5 is implemented by a power management chip U2 with a model number of IP5306, and only requires few peripheral devices, so as to effectively reduce the size of the product and reduce the cost, and the specific circuit is shown in fig. 2, which is not described in detail. Of course, in other embodiments, the charging and discharging management circuit 5 may also be implemented by using other existing charging and discharging management circuits.
In this embodiment, the wireless transmitting/receiving circuit 2 includes two chips U1 and U3 of JX3423B, a MOS transistor Q1, a MOS transistor Q3, a MOS transistor Q4, a transistor Q2, a diode D8, a diode D9, a diode D12, and a diode D13, and the specific circuit is shown in fig. 2, which is not described in detail.
In this embodiment, the decoding circuit 4 is composed of a diode, a resistor and a capacitor, and has a simple structure and a low cost, and the specific circuit is shown in fig. 2, which is not described in detail, but is not limited thereto. The decoding circuit 4 is used for completing retrieval and decryption of information between a wireless transmitting terminal and a receiving terminal, acquiring external equipment ID information and energy demand information and transmitting the information to the MCU microprocessing U5.
In this embodiment, the rectifying and voltage-stabilizing circuit 7 is implemented by a chip U4 with a model number BJX3472, and the specific circuit is shown in fig. 2, which is not described in detail. Of course, in other embodiments, the rectifying and voltage stabilizing circuit 7 can be implemented by other existing rectifying and voltage stabilizing circuits.
Further, in this embodiment, the charging and discharging state display circuit 9 is further included, the charging and discharging state display circuit 9 is connected to the main control module 1, specifically, the charging and discharging state display circuit 9 includes a blue indicator light D16 and a green indicator light D17, and the specific circuits are shown in fig. 2, which will not be described in detail.
Further, in this embodiment, the electronic device further includes a switch circuit 11, where the switch circuit 11 is connected to the main control module 1, and is used to control the product to start and charge externally.
In this embodiment, the switch circuit 11 is preferably formed by a tact switch S1, and has a small structure and convenient use, and the specific circuit is shown in fig. 2, which is not described in detail.
In this embodiment, the charging and discharging management circuit further includes an input/output interface circuit 8, the input/output interface circuit 8 is electrically connected to the charging and discharging management circuit 5, and the input/output interface circuit 8 is used for being electrically connected to an external power source or a device to be charged by wire, and the specific circuit is shown in fig. 2, which is not described in detail.
The specific working process is as follows:
when the input/output interface circuit 8 is accessed by an external power supply (external charger), the lithium battery 6 is charged through the charge/discharge management circuit 5.
When the tact switch S1 is pressed, the MCU microprocessor U5 controls the charge and discharge management circuit 5 to start, to enter a voltage boosting state, to stabilize the voltage to 5V and output the voltage to the input and output interface circuit 8 and the wireless transmitting/receiving circuit 2, the MCU microprocessor U5 controls the wireless transmitting/receiving circuit 2 to enter a wireless transmitting mode, and wirelessly transmits electric energy out through the coil 3 to wirelessly charge an external device with a wireless receiving function, and can also supply power to the external device in a wired mode through the input and output interface circuit 8.
Give when outside wireless transmitting equipment the utility model discloses during wireless charging, decoding circuit 4 acquires outside wireless transmitting equipment ID information and energy demand information and gives MCU micro-processing U5 for, MCU micro-processing U5 control wireless transmitting/receiving circuit 2 gets into corresponding wireless receiving mode, receive the wireless power of outside wireless transmitting equipment transmission through coil 3, and convert alternating voltage output for rectification voltage stabilizing circuit 7, MCU micro-processing U5 control rectification voltage stabilizing circuit 7 work is 5V output with alternating voltage rectification steady voltage for charge and discharge management circuit 5, charge for lithium cell 6 by charge and discharge management circuit 5.
The utility model discloses same coil and circuit are adopted in wireless transmission and wireless reception, control the switching through host system, and the structure is simpler, and the volume is littleer for the product is more frivolous, portable, and with low costs lower.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A portable power source device characterized in that: the wireless charging and discharging monitoring system comprises a rechargeable power supply, a charging and discharging management circuit, a main control module, a wireless transmitting/receiving circuit, a coil, a rectification voltage stabilizing circuit and a decoding circuit, wherein the rechargeable power supply is connected with the input end and the output end of the charging and discharging management circuit, the input end of the charging and discharging management circuit is connected with the output end of the rectification voltage stabilizing circuit, the charging and discharging management circuit and the wireless transmitting/receiving circuit are respectively connected with the main control module, the input end of the rectification voltage stabilizing circuit is connected with the output end of the wireless transmitting/receiving circuit, the input end of the wireless transmitting/receiving circuit is connected with the output end of the charging and discharging management circuit, the wireless transmitting/receiving circuit is electrically connected with the coil.
2. The mobile power supply device according to claim 1, wherein: the charging and discharging state display circuit is connected with the main control module.
3. The mobile power supply device according to claim 2, wherein: the charge and discharge state display circuit is realized by adopting an indicator lamp.
4. The mobile power supply device according to claim 1, wherein: the intelligent control system further comprises a switch circuit, and the switch circuit is connected with the main control module.
5. The mobile power supply apparatus according to claim 4, wherein: the switch circuit is formed by a touch switch.
6. The mobile power supply device according to claim 1, wherein: the charging and discharging management circuit further comprises an input and output interface circuit, and the input and output interface circuit is electrically connected with the charging and discharging management circuit.
7. The mobile power supply device according to claim 1, wherein: the rechargeable power supply is a lithium battery.
8. The mobile power supply device according to claim 7, wherein: the lithium battery protection circuit is electrically connected with the lithium battery.
9. The mobile power supply device according to claim 1, wherein: the charging and discharging management circuit is realized by adopting a power supply management chip with the model number of IP 5306.
10. The mobile power supply device according to claim 1, wherein: the wireless transmitting/receiving circuit comprises two chips with the model number of JX 3423B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921041481.5U CN209881464U (en) | 2019-07-05 | 2019-07-05 | Mobile power supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921041481.5U CN209881464U (en) | 2019-07-05 | 2019-07-05 | Mobile power supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209881464U true CN209881464U (en) | 2019-12-31 |
Family
ID=68948770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921041481.5U Expired - Fee Related CN209881464U (en) | 2019-07-05 | 2019-07-05 | Mobile power supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209881464U (en) |
-
2019
- 2019-07-05 CN CN201921041481.5U patent/CN209881464U/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: 20191231 Termination date: 20200705 |