CN209948723U - Fast wireless portable power source that fills with two-way function of charging - Google Patents

Fast wireless portable power source that fills with two-way function of charging Download PDF

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Publication number
CN209948723U
CN209948723U CN201920777491.9U CN201920777491U CN209948723U CN 209948723 U CN209948723 U CN 209948723U CN 201920777491 U CN201920777491 U CN 201920777491U CN 209948723 U CN209948723 U CN 209948723U
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Prior art keywords
charging
wireless
circuit
shell
type
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CN201920777491.9U
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Chinese (zh)
Inventor
许晓滨
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Shanwei Xixin Industrial Co Ltd
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Shanwei Xixin Industrial Co Ltd
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Abstract

The utility model discloses a quick-charging wireless mobile power supply with bidirectional charging function, which comprises a shell, a wireless charging coil, a button, a polymer lithium battery, a Type C bidirectional wired charging interface and a control system, wherein the surface of the shell is provided with the wireless charging coil, the right side of the outer side is provided with the button, the button is fixed on the shell through a screw, the lower part of the button is provided with the Type C bidirectional wired charging interface, the Type C bidirectional wired charging interface is fixed on the shell through a screw, the inside of the shell is provided with the polymer lithium battery, the power output of the power management circuit is connected to the power input ends of the wireless charging transmitting control circuit and the bidirectional wireless charging receiving and transmitting control system, so that the wireless forward charging function is realized, the power output of the wireless charging receiving control circuit is connected to the input of the power management circuit, the wireless reverse charging function is realized for supplying power to a battery, and the quick-charging wireless mobile power using one set of system to perform the bidirectional charging function is realized.

Description

Fast wireless portable power source that fills with two-way function of charging
Technical Field
The utility model relates to a two-way charging technology field specifically is a fill wireless portable power source soon with two-way function of charging.
Background
With the progress of the society, a mobile power supply enters a rapid charging and wireless era, rapid charging is called rapid charging for short, and wireless charging refers to that wireless transmitting electric energy supplies power to a powered device (such as a mobile phone with a wireless charging function) through a coil, the voltages of the powered devices (such as smart phones and millet smart phones) of various manufacturers are different at present, and partial mobile phones support 5V, so that when two systems of wired rapid charging and wireless rapid charging exist at the same time, high voltage is easily triggered by mistake, and the powered device is damaged. The mobile power supply circuit system comprises a wireless charging and wireless charging management circuit and system, and avoids the damage of the powered device caused by the independent wireless or wired triggering of the quick charging voltage. Wired and wireless two-wire input and output has saved the interface that charges and discharge, and then has saved the kind of data line, and wireless two-way charging has promoted the experience sense that the powered device charges, can realize along with putting along with charging, and two way system temperature detection management of conventional wired charging and wireless charging also are two way independent circuits usually.
In the prior art, a scheme for realizing a shared coil, for example, a utility model patent with application number 201420499302.3, discloses a wireless charging and discharging mobile phone accessory, and its technical scheme is as follows: the mobile phone accessory is arranged in the mobile phone and is electrically connected with a mobile phone battery, and the mobile phone accessory comprises a shared charging/discharging coil, a transmitting circuit, a receiving circuit and a switching circuit; one end of the transmitting circuit and one end of the receiving circuit are connected in parallel to the mobile phone battery, the other end of the transmitting circuit and the other end of the receiving circuit are connected in parallel to the switching circuit, the switching circuit is connected with the charging/discharging coil and controls the charging/discharging coil, and two sets of transmitting circuits and two sets of receiving circuits are still adopted.
This wireless portable power source that fills soon with two-way function of charging is providing and uses a set of system, carries out temperature management, overvoltage protection and overcurrent protection to portable power source.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fill wireless portable power source soon with two-way function of charging has wired wireless two-way function of filling soon, and uses one set of system, carries out temperature management, overvoltage protection and overcurrent protection's advantage, has solved the problem among the prior art to portable power source.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fill wireless portable power source soon with two-way function of charging, includes shell, wireless charging coil, button, polymer lithium cell, the two-way wired interface and the control system that charges of Type C, shell surface mounting has wireless charging coil, the outside right side is equipped with the button, the button passes through the fix with screw on the shell, the button below is equipped with the two-way wired interface that charges of Type C, the two-way wired interface that charges of Type C passes through the fix with screw on the shell, the inside polymer lithium cell that is equipped with of shell, the polymer lithium cell passes through the adhesive and fixes in the shell, be equipped with control system in the shell.
Preferably, the power management circuit: the intelligent SW6106 is used for realizing wired output of one Type-C port, one Type-A port is used for wireless charging emission output, and one Micro-B port is used for wireless charging reception; and the intelligent SW6106 realizes the overvoltage and overcurrent protection of the lithium battery.
Preferably, the wireless charging emission control circuit is composed of an LC resonance circuit, a full-bridge driving circuit and a wireless signal demodulation circuit.
Preferably, the wireless charging receiving control circuit is composed of an LC resonance circuit, a rectification circuit and a wireless signal modulation and demodulation circuit.
Preferably, the quick-charging mobile power supply control system comprises an MCU (microprogrammed control Unit), an MOS (metal oxide semiconductor) tube and the like, wherein the MCU comprises 3 temperature detection inputs, 3 output controls can close the output of the wireless charging transmitting circuit, the wireless charging receiving circuit and the Type-C port, and 3 voltage detection circuits; and 2 paths of output are used for setting the fast charging state of wireless charging receiving.
Preferably, the temperature detection circuit: the detection is carried out by a thermistor NTC-10 kJ.
Compared with the prior art, the beneficial effects of the utility model are as follows: this wireless portable power source that fills soon with two-way function of charging wholly, the power output through power management circuit connects the wireless transmission control circuit that charges and the power input end of two-way wireless receiving and dispatching control system that charges, realizes wireless forward function of charging. The power output of the wireless charging receiving control circuit is connected with the input of the power management circuit to supply power to the battery, so that the wireless reverse charging function is realized, and the quick-charging wireless mobile electricity with the bidirectional charging function by using one set of system is realized.
Drawings
Fig. 1 shows the utility model: the overall structure schematic diagram of the quick-charging wireless mobile power supply with the bidirectional charging function;
fig. 2 shows the utility model: a schematic diagram of a quick-charging wireless mobile power supply internal battery with a bidirectional charging function;
fig. 3 shows the utility model: a schematic diagram of a quick-charging wireless mobile power supply system with a bidirectional charging function is provided.
The figures are labeled as follows: 1 shell, 2 wireless charging coil, 3 buttons, 4 polymer lithium batteries, the two-way wired interface that charges of 5Type C.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Please refer to fig. 1-3, a fill wireless portable power source soon with two-way function of charging, which comprises a housing 1, wireless charging coil 2, button 3, polymer lithium cell 4, the two-way wired interface 5 that charges of Type C and control system, 1 surface mounting on shell has wireless charging coil 2, the outside right side is equipped with button 3, button 3 passes through the fix with screw on shell 1, 3 below of button is equipped with the two-way wired interface 5 that charges of Type C, the two-way wired interface 5 that charges of Type C passes through the fix with screw on shell 1, the inside polymer lithium cell 4 that is equipped with of shell 1, polymer lithium cell 4 passes through the adhesive to be fixed in shell 1, be equipped with control system power management circuit in shell 1: the intelligent SW6106 is used for realizing wired output of one Type-C port, one Type-A port is used for wireless charging emission output, and one Micro-B port is used for wireless charging reception; the intelligent SW6106 realizes the overvoltage and overcurrent protection of the lithium battery, the wireless charging emission control circuit is composed of an LC resonance circuit, a full bridge drive circuit and a wireless signal demodulation circuit, the wireless charging receiving control circuit is composed of an LC resonance circuit, a rectification circuit and a wireless signal modulation demodulation circuit, the quick charging mobile power supply control system is composed of an MCU and an MOS tube, the MCU comprises 3 temperature detection inputs, the 3 output control can close the wireless charging emission circuit, the wireless charging receiving circuit and the Type-C port output, 3 voltage detection; 2 way outputs are used for the wireless state setting of charging soon of receiving, and temperature-detecting circuit: the detection is carried out by a thermistor NTC-10 kJ.
The working principle is as follows: the utility model relates to a fill wireless portable power source soon with two-way charging function, when needing to use, the internal control system function, power management circuit accomplishes the initialization, and the lithium cell passes through power management circuit output 5v voltage, supplies power to wireless transmission control circuit, wireless receiving circuit and fill wireless portable power source control system soon, fills wireless portable power source control system soon and accomplishes the initialization; turning off the wireless transmitting control circuit, turning off the wireless charging receiving control circuit, turning off the wired charging circuit and turning off Type-C bidirectional output; opening temperature detection, judging whether the current temperature is within a normal temperature threshold value, circularly detecting whether a wired powered device is accessed to a Type-C interface or not, accessing a wired powered device to the Type-C interface, closing a wireless charging receiving control circuit, closing a wireless transmitting control circuit, judging the voltage of the Type-C interface, and opening the wireless transmitting control circuit and closing the wireless receiving circuit if the voltage is less than 12V, is the normal working voltage of the wireless charging circuit and is 9V or 5V; when the Type-C interface is connected with the wired powered device, the mobile power supply supplies power to the outside, in the state, the wireless receiving is closed, the mobile power supply is forbidden to obtain electric energy from the outside, the Type-C interface is connected with the wired powered device, and the mobile power supply is in a wired discharging state. If the voltage is larger than 12V and exceeds the working threshold value of the wireless transmitting circuit, the wireless charging receiving control circuit is closed, the wireless transmitting control circuit is closed, the external wireless powered device is protected, the Type-C interface is connected with the external charging device, and the mobile power supply is in a wired charging state. If the voltage is higher than 12V, closing the wireless transmitting control circuit and closing the wireless receiving control circuit; if the voltage is lower than 12V, for wireless charging circuit normal operating voltage, 9V or 5V, open wireless transmission control circuit, wired and wireless charging all is in the mode of filling soon this moment, Type-C interface does not have the outside and charges or the powered device inserts, receive the answer signal when what receive is wireless charging, then open wireless receiving control circuit, close wireless transmission control circuit, close Type-C interface output, portable power source is in the wireless mode of charging this moment, accept the electric energy of external power supply equipment through wireless induction transmission, portable power source is under the wireless mode of charging state, default voltage is 5V. The fast charging setting resistance network is adjusted at a timing of 100ms, namely the output voltage of the wireless charging circuit is adjusted, and 200mV is adjusted each time. If the voltage is adjusted to 9V and the wireless charging receiving response returns normally, the wireless charging enters a quick charging mode; if when adjusting wireless charging voltage, wireless charging does not have the response then sets up wireless output voltage that charges and is 5V, and portable power source is in ordinary wireless mode of charging, detects whether wireless transmitting circuit, wireless receiving circuit and power management circuit temperature are normal, if the temperature is normal, portable power source is in normal operating condition, if the temperature is greater than the safe temperature threshold value of settlement, portable power source closes wireless transmitting circuit, closes Type-C mouth output and closes wireless receiving function, and portable power source is in standby mode.
Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned. Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides a fill wireless portable power source soon with two-way function of charging which characterized in that: including shell (1), wireless charging coil (2), button (3), polymer lithium cell (4), the two-way wired interface (5) and the control system that charges of Type C, shell (1) surface mounting has wireless charging coil (2), the outside right side is equipped with button (3), button (3) are passed through the fix with screw on shell (1), button (3) below is equipped with the two-way wired interface (5) that charges of Type C, the two-way wired interface (5) that charges of Type C passes through the fix with screw on shell (1), the inside polymer lithium cell (4) that is equipped with of shell (1), polymer lithium cell (4) are fixed in shell (1) through the adhesive, be equipped with control system in shell (1).
2. The fast-charging wireless mobile power supply with the bidirectional charging function as claimed in claim 1, wherein: the power management circuit: the intelligent SW6106 is used for realizing wired output of one Type-C port, one Type-A port is used for wireless charging emission output, and one Micro-B port is used for wireless charging reception; and the intelligent SW6106 realizes the overvoltage and overcurrent protection of the lithium battery.
3. The fast-charging wireless mobile power supply with the bidirectional charging function as claimed in claim 1, wherein: the wireless charging emission control circuit is composed of an LC resonance circuit, a full-bridge driving circuit and a wireless signal demodulation circuit.
4. The fast-charging wireless mobile power supply with the bidirectional charging function as claimed in claim 1, wherein: the wireless charging receiving control circuit consists of an LC resonance circuit, a rectifying circuit and a wireless signal modulation and demodulation circuit.
5. The fast-charging wireless mobile power supply with the bidirectional charging function as claimed in claim 1, wherein: the quick-charging mobile power supply control system comprises an MCU (microprogrammed control Unit), an MOS (metal oxide semiconductor) tube and the like, wherein the MCU comprises 3 temperature detection inputs, 3 output controls can close a wireless charging transmitting circuit, a wireless charging receiving circuit and a Type-C port output, and 3 voltage detection circuits; and 2 paths of output are used for setting the fast charging state of wireless charging receiving.
6. The fast-charging wireless mobile power supply with the bidirectional charging function as claimed in claim 1, wherein: the temperature detection circuit: the detection is carried out by a thermistor NTC-10 kJ.
CN201920777491.9U 2019-05-28 2019-05-28 Fast wireless portable power source that fills with two-way function of charging Active CN209948723U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920777491.9U CN209948723U (en) 2019-05-28 2019-05-28 Fast wireless portable power source that fills with two-way function of charging

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Application Number Priority Date Filing Date Title
CN201920777491.9U CN209948723U (en) 2019-05-28 2019-05-28 Fast wireless portable power source that fills with two-way function of charging

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113852760A (en) * 2021-09-26 2021-12-28 联想(北京)有限公司 Control method and control device
CN114977444A (en) * 2022-08-01 2022-08-30 深圳英集芯科技股份有限公司 Portable power source chip, detection circuitry and electronic equipment
CN114977444B (en) * 2022-08-01 2022-11-01 深圳英集芯科技股份有限公司 Portable power source chip, detection circuitry and electronic equipment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113852760A (en) * 2021-09-26 2021-12-28 联想(北京)有限公司 Control method and control device
CN114977444A (en) * 2022-08-01 2022-08-30 深圳英集芯科技股份有限公司 Portable power source chip, detection circuitry and electronic equipment
CN114977444B (en) * 2022-08-01 2022-11-01 深圳英集芯科技股份有限公司 Portable power source chip, detection circuitry and electronic equipment

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