CN210167841U - External USB output circuit of removable battery package - Google Patents
External USB output circuit of removable battery package Download PDFInfo
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- CN210167841U CN210167841U CN201921445839.0U CN201921445839U CN210167841U CN 210167841 U CN210167841 U CN 210167841U CN 201921445839 U CN201921445839 U CN 201921445839U CN 210167841 U CN210167841 U CN 210167841U
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Abstract
The utility model discloses a can dismantle external USB output circuit of battery package, the adapter comprises an adapter, the module of charging, the Li battery package, the MCU chip, single section battery package detects protection module, auxiliary power supply, wireless communication module, motor drive module, power display module and DC-DC voltage reduction module, this circuit can externally provide steady voltage source, not only can satisfy the electrical apparatus use that the user purchased, can give the digital product that uses in daily life simultaneously, office supplies, the product that daily life articles for use etc. acquireed the electric energy through the USB data line provides electric quantity and supply, in addition, add wireless communication module, the corresponding APP of user's accessible, not only can charge to the battery package, discharge state real time monitoring, can also realize through the APP end that the USB end charges, the outage, the operation of functions such as reservation charges.
Description
Technical Field
The utility model belongs to the technical field of domestic appliance electrical equipment, concretely relates to an external USB output circuit of removable battery package for domestic appliance.
Background
Along with the continuous development of domestic appliance technique, progressively develop into wireless charging electrical apparatus by traditional electrified line electrical apparatus, and for the convenience of user operation, use, storage, most domestic appliance all is furnished with removable battery package, avoids electrical apparatus battery package electric quantity to exhaust the back, removes whole electrical apparatus and charges inconveniently and occupation space etc..
At present, the detachable battery pack configured for household appliances in domestic and foreign markets is only used for corresponding appliances, the application is single, and the phenomenon of electric energy waste exists, for example: at present, after a user cleans a room, the battery power is remained, the user can be placed to continue to use the household dust collector when cleaning next time, and the household dust collector cannot be used for a period of time due to the fact that the user has self-power consumption phenomena to improper storage of the electric appliance and the electric appliance.
With the popularization of digital products such as mobile phones and tablet computers, and the increasing electrical appliances of office products and daily necessities, for example: electric pencil sharpeners, electric toothbrushes, shavers, electric screwdrivers, and the like; prompting a user to increase the number of configured charging devices and the number of mobile charging devices; resulting in increased consumption by the user and inconvenience in daily finishing and storage.
Disclosure of Invention
The utility model discloses the purpose: in order to effectively solve the problems in the background art, maximize the functions of products, save resource waste and economic expenditure, an external USB output circuit of a detachable battery pack of a household appliance based on wireless data acquisition and control is designed.
In order to solve the problems, the following technical scheme is adopted:
an external USB output circuit of a detachable battery pack comprises an adapter, a charging module, a Li battery pack, an MCU chip, a single battery pack detection protection module, an auxiliary power supply, a wireless communication module, a motor driving module, an electric quantity display module and a DC-DC voltage reduction module.
The adapter provides a charging power supply for the battery pack;
the charging module receives a charging signal sent by the MCU, detects that the adapter is connected to the system, the MCU controls the motor driving module or other equipment to stop, the DC-DC voltage reduction module stops outputting, gives out the charging signal, the charging module is opened, the charging display module is opened, the LI _ battery pack is charged at the moment, the MCU simultaneously detects an output signal of the single battery protection module, and the charging signal is closed after the battery is fully charged;
the Li battery pack adopts but is not limited to 18650Li battery pack components;
the single battery pack detection protection module performs over-voltage and under-voltage detection on the single battery pack and outputs corresponding protection signals;
the auxiliary power supply supplies power to the MCU;
the wireless communication module is in wireless connection with the outside, when a user clicks a WIFI or Bluetooth button of the battery pack, the wireless module enters a distribution network mode, the user can carry out distribution network operation on the battery pack by opening the APP, and the battery pack can be remotely or locally linked to carry out control and acquisition operation after the distribution network;
the MCU is a logic control module, performs operation processing on the received electric signals and sends corresponding control signals to each module to complete various functions set by the system, detects the voltage division values of R1 and R2, judges whether the adapter is connected or not, and detects whether the voltage of the adapter is within the requirements or not;
the motor driving module is a power control unit;
the electric quantity display module receives an electric quantity control signal sent by the MCU, and performs corresponding operation to display the current electric quantity;
the DC-DC voltage reduction module receives the MCU output control signal, performs voltage reduction processing on the output voltage of the battery pack, outputs stable voltage to the outside, and has the functions of fault signal feedback, overcurrent protection, load insertion identification and the like.
The utility model has the advantages that: this external USB output circuit of removable battery package can externally provide steady voltage source, not only can satisfy the electrical apparatus use that the user purchased, can provide electric quantity supplementary and power through the product that USB data line acquireed the electric energy for use in daily life simultaneously such as digital product, office supplies, daily life articles for use, in addition, add wireless communication module, the corresponding APP of user's accessible is mutual, not only can charge to the battery package, discharge state real time monitoring, can also realize through the APP end that the USB end charges, the outage, the operation of functions such as reservation charges.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.
FIG. 1 is a schematic diagram of an external USB output circuit of the removable battery pack of the present embodiment;
FIG. 2 is a schematic diagram of the pin connection of the MCU according to the present embodiment;
FIG. 3 is a schematic circuit diagram of the DC-DC voltage reduction module according to the present embodiment;
fig. 4 is a schematic circuit diagram of a detection protection module of the Li battery pack according to the present embodiment;
fig. 5 is a schematic circuit diagram of the wireless communication module according to the embodiment.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1, the present embodiment provides an external USB output circuit for a detachable battery pack, which includes an adapter, a charging module, a Li battery pack, an MCU chip, a single battery pack detection and protection module, an auxiliary power supply, a wireless communication module, a motor driving module, an electric quantity display module, and a DC-DC voltage reduction module.
The adapter provides a charging power supply for the battery pack.
The charging module receives a charging signal sent by the MCU, detects that the adapter is accessed into the system, the MCU controls the motor driving module or other equipment to stop, the DC-DC voltage reduction module stops outputting, gives out the charging signal, the charging module is opened, the charging display module is opened, the LI _ battery pack is charged at the moment, the MCU simultaneously detects the output signal of the single battery protection module, when the battery is fully charged, the charging signal is closed, the Li battery pack adopts a 18650Li battery pack assembly, the single battery pack detection protection module performs undervoltage detection on the single battery pack and outputs a corresponding protection signal, the auxiliary power supply supplies power to the MCU, the wireless communication module is wirelessly connected with the outside, when a user clicks a WIFI or Bluetooth key of the battery pack, the wireless module enters a distribution network mode, the user can operate a battery pack distribution network by opening the APP, and can remotely or locally link the battery pack to perform control and acquisition operation after the distribution network, the MCU is a logic control module, performs operation processing on the received electric signals and sends corresponding control signals to each module to complete various functions set by the system, detects the voltage division values of R1 and R2, judges whether the adapter is connected or not, and detects whether the voltage of the adapter is within the requirements or not; the motor driving module is a power control unit; the electric quantity display module receives an electric quantity control signal sent by the MCU, and performs corresponding operation to display the current electric quantity; the DC-DC voltage reduction module receives the MCU output control signal, performs voltage reduction processing on the output voltage of the battery pack, outputs (5V, maximum bearing current 3A) stable voltage to the outside, and has the functions of fault signal feedback, overcurrent protection, load insertion identification and the like.
The MCU program control logic is as follows:
1. when the MCU detects that the electric equipment is started, the electric energy is output to the electric equipment; and sends a signal to the DC-DC voltage reduction module to stop external output.
2. A user inserts a charger in the working state of the battery pack, the MCU sends a signal to stop supplying power to external electric equipment, various states (including charging voltage) of the battery are recorded at any time, and the user can check and customize personalized requirements (functions of controlling output and closing, reserving starting, disconnecting, monitoring abnormity and the like) at any time by using the APP;
3. when a user inserts a USB, the USB insertion is automatically recognized, the MCU sends a control signal to the voltage reduction module, and a stable power supply is output to supply power to external equipment;
4. health monitoring, the battery pack can record the working state of the battery and count the health condition of the battery through an intelligent algorithm, and can remind a user of vital signs (service life) of the battery;
when the battery got into low electric quantity state, the battery package can be with low electric quantity information transmission for high in the clouds server, opens APP or long-range propelling movement for the user when the user, lets the user in time charge to the battery package.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes, modifications, substitutions and alterations can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art, and the scope of the present invention is defined by the appended claims and their equivalents.
Claims (2)
1. The utility model provides an external USB output circuit of removable battery package which characterized in that: comprises an adapter, a charging module, a Li battery pack, an MCU chip, a single battery pack detection protection module, an auxiliary power supply, a wireless communication module, a motor driving module, an electric quantity display module and a DC-DC voltage reduction module,
the adapter provides a charging power supply for the battery pack;
the charging module receives a charging signal sent by the MCU, detects that the adapter is connected to the system, the MCU controls the motor driving module or other equipment to stop, the DC-DC voltage reduction module stops outputting, gives out the charging signal, the charging module is opened, the charging display module is opened, the LI battery pack is charged at the moment, the MCU simultaneously detects an output signal of the single battery protection module, and the charging signal is closed after the battery is fully charged;
the single battery pack detection protection module performs over-voltage and under-voltage detection on the single battery pack and outputs corresponding protection signals;
the auxiliary power supply supplies power to the MCU;
the wireless communication module is in wireless connection with the outside, when a user clicks a WIFI or Bluetooth button of the battery pack, the wireless module enters a distribution network mode, the user can carry out distribution network operation on the battery pack by opening the APP, and the battery pack can be remotely or locally linked to carry out control and acquisition operation after the distribution network;
the MCU is a logic control module, performs operation processing on the received electric signals and sends corresponding control signals to each module to complete various functions set by the system, detects the voltage division values of R1 and R2, judges whether the adapter is connected or not, and detects whether the voltage of the adapter is within the requirements or not;
the motor driving module is a power control unit;
the electric quantity display module receives an electric quantity control signal sent by the MCU, and performs corresponding operation to display the current electric quantity;
the DC-DC voltage reduction module receives the MCU output control signal, performs voltage reduction processing on the output voltage of the battery pack, outputs stable voltage to the outside, and has the functions of fault signal feedback, overcurrent protection, load insertion identification and the like.
2. The external USB output circuit of the detachable battery pack of claim 1, wherein: the Li battery pack employs, but is not limited to, a 18650Li battery pack assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921445839.0U CN210167841U (en) | 2019-09-02 | 2019-09-02 | External USB output circuit of removable battery package |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921445839.0U CN210167841U (en) | 2019-09-02 | 2019-09-02 | External USB output circuit of removable battery package |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210167841U true CN210167841U (en) | 2020-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921445839.0U Active CN210167841U (en) | 2019-09-02 | 2019-09-02 | External USB output circuit of removable battery package |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210167841U (en) |
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2019
- 2019-09-02 CN CN201921445839.0U patent/CN210167841U/en active Active
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