KR102127705B1 - Portable multi-used battery charging plaform apparatus - Google Patents

Abstract

The present invention is a portable multi-purpose battery charging platform device (2), the platform body (4) having a source battery (10), and is connected to the platform body (4) to be rechargeable, the mobile terminal (14) is wearable and a mobile phone battery ( 38) is composed of a case module 16 is mounted; The platform body 4 is; A USB output unit that has ports that can be connected to the USB charging cable, the first and second USB inputs (18), (20), and the case module (16), and that can form two charging paths: 5V and 4.2V. 22), using the first and second USB inputs 18 and 20, respectively, forming two types of charging paths of 5V voltage and 4.2V voltage, and 5V voltage from the source battery 10 to the USB output unit 22 and It is configured to form two types of battery-powered charging paths of 4.2V voltage, and is connected to the platform body 4 of the case module 16 on the 4.2V voltage charging path applied to the USB output unit 22 as a 4.2V voltage. The charging and discharging control circuit 100 is formed with a double path activation switch 28 that is switched depending on whether the case module 16 is; It is plugged into the USB output section 22 of the platform body 4 and has a port capable of forming two charging paths of 5V voltage and 4.2V voltage. The USB input socket section 26 and an output pin port dock through which external devices can be plugged ( 32) and a module control circuit unit 110 having a 5V voltage charging path using a USB power terminal and a 4.2V voltage charging path using a USB data signal terminal from the USB input socket portion 26 to the output pin port dock 32. It is to be provided.

Description

PORTABLE MULTI-USED BATTERY CHARGING PLAFORM APPARATUS}

The present invention relates to a battery device, in particular, it is possible not only to charge the battery of a battery-integrated mobile phone or a battery-removable mobile phone, but also to store and immediately use a mobile phone case-type auxiliary battery, and to supply power to mobile devices such as various Bluetooth devices or various The present invention relates to a portable multi-purpose battery charging platform device capable of recycling a spare battery for a mobile phone and also serving as a large capacity auxiliary battery.

With the widespread use of smart phones these days, the frequency and use time of smart phones has increased considerably and increased throughout the day. As a result, naturally, the battery consumption of the smartphone is rapidly generated, and even if it is fully charged by charging overnight, it is often impossible to use the next day.

To overcome this shortage of battery capacity, smartphone manufacturers are making efforts to increase the battery capacity of smartphones and supply smartphones equipped with larger batteries. In addition, battery manufacturers have released a large-capacity auxiliary battery product that is separate from the smartphone to meet the needs of consumers who require the continuous use of the smartphone, and are on the market.

Therefore, it is becoming common for smartphone users to charge their smartphones frequently when they need to be charged while carrying a separate auxiliary battery.

On the other hand, in the battery-mounted method of smartphones these days, there are battery-integrated cell phones with built-in batteries, and there are also removable cell phones with removable batteries. In addition, there is also a commercially available case-type auxiliary battery that can be used when the battery is discharged in a battery-integrated cell phone.

Also, it is not a 3G or 4G communication mobile phone capable of SNS or wireless Internet, but a 2G mobile phone mainly used for voice communication still exists.

Due to such a relationship, there are many cases where genuine spare batteries or genuine main batteries for various types of mobile phones are left in the homes using mobile phones or smart phones for various types of phones, and chargers are also provided in various forms.

If the smartphone's battery-mounted method (integrated or detachable) can be charged without regard to it, it can be used in a battery-integrated cell phone to use a commonly used case-type auxiliary battery and can supply power to portable devices such as various Bluetooth devices. In addition, if a battery device that can perform all of the separate large-capacity auxiliary battery functions is implemented, and the existing genuine battery can be recycled, and a large-capacity external auxiliary battery sold on the market can be used, it can receive great response from many people involved. There will be.

Published Patent No. 10-2014-0126576 "Multi-adapter function and a multi-charging function utilizing various cell phone batteries and a connection device having a remote control type conversion function of a non-remote control device"

Therefore, the object of the present invention is not only possible to charge the battery of the battery-integrated portable terminal or the battery-removable portable terminal, but also enables the storage and immediate use of a mobile phone case-type auxiliary battery, power supply of various portable devices such as Bluetooth devices, and various models. The present invention is to provide a portable multi-purpose charging platform device capable of recycling a spare battery for a portable terminal and also acting as a large capacity auxiliary battery.

Another object of the present invention is to use a commercially available external power supply using a platform body or a battery provided on its own to allow simultaneous use or selective use of 5V voltage and 4.2V voltage through one USB output unit. The present invention provides a portable multi-purpose charging platform device that can be suitably used for charging a portable battery or driving an external device (such as a Bluetooth device) connected to a mobile terminal by wire or wireless.

Another object of the present invention is a portable multi-purpose charging capable of simultaneous use of a detachable portable terminal battery and a worn battery-integrated portable terminal in a case module that can be used in combination with an external auxiliary battery of an existing product and worn on a battery-integrated portable terminal. In providing a platform device.

Still another object of the present invention is to provide a portable multi-purpose charging platform device that enables easy coupling of an external auxiliary battery of an existing product and enables operation of a battery-free Bluetooth device that is relatively inexpensive than a battery type.

The present invention according to the above object, in the portable multi-purpose battery charging platform device, the platform body 4 having a source battery 10, and the platform body 4 is rechargeably connected to the portable terminal 14 can be worn And it consists of a case module 16 on which the portable terminal battery 38 is mounted;

The platform body (4);

A USB output unit that has ports that can be connected to the USB charging cable, the first and second USB inputs (18), (20), and the case module (16), and that can form two charging paths: 5V and 4.2V. 22), using the first and second USB inputs 18 and 20, respectively, forming two types of charging paths of 5V voltage and 4.2V voltage, and 5V voltage from the source battery 10 to the USB output unit 22 and It is configured to form two types of battery-powered charging paths of 4.2V voltage, and is connected to the platform body 4 of the case module 16 on the 4.2V voltage charging path applied to the USB output unit 22 as a 4.2V voltage. It is provided with a charge and discharge control circuit 100, the double path activation switch 28 is switched depending on whether it is formed,

The case module 16 is; It is inserted into the USB output section 22 of the platform body 4 and has a USB input socket section 26 having ports capable of forming two charging paths of 5V voltage and 4.2V voltage, and two charging paths of 5V voltage and 4.2V voltage. An output pin port dock 32 having a port that can be formed and an external device including a portable terminal 14 can be plugged in, a battery mounting part 40 formed by attaching and detaching a multi-cell phone battery 38, and the USB From the input socket section 26 to the output pin port dock 32, it has a 5V voltage charging path using a USB power stage and a 4.2V voltage charging path using a USB data signal stage, but on the 4.2V voltage charging path, the case module 16 A dual path activation switch 39 that is switched according to the connection with the platform body 4 of the is formed and forms a 5V voltage charging path from the mobile phone battery 38 in the case module 16 to the output pinport dock 32. It characterized in that it comprises a module control circuit 110.

In addition, in the present invention, the source battery 10 is mounted on both sides of the casing of the platform body 4, and the source battery 10 is mounted on the source battery mounting portion 6a by receiving the source battery mounting portion 6a and the case module receiving portion 8a. The unit (8a) is characterized in that the cell phone battery 38 is mounted to accommodate the case module 16 is accommodated.

In another embodiment of the present invention, in the M portable multi-purpose battery charging platform device, the platform main body 4 and the platform main body 4 that are supplied with 5V voltage battery power from the external auxiliary battery 80 having its own charging circuit It is connected to the charging and is composed of a case module 16 that the portable terminal 14 can wear;

The platform body (4);

The USB charging connector 84 that can be plugged into the 5V voltage USB socket 82 of the external auxiliary battery 80 and the case module 16 can be connected, and two charging paths of 5V and 4.2V voltage can be formed. Two types of battery power charging paths, 5V voltage and 4.2V voltage, are formed by using the battery power of the USB output unit 22 having a port and the external auxiliary battery 80 connected to the USB charging connector 84. The charging and discharging dual path activation switch 28 is formed on the 4.2V voltage battery power charging path applied to the USB output unit 22 and switched depending on whether the case module 16 is connected to the platform body 4 or not. Discharge control circuit 200 is provided,

The case module 16 is;

It is inserted into the USB output section 22 of the platform body 4 and has a USB input socket section 26 having ports capable of forming two charging paths of 5V voltage and 4.2V voltage, and two charging paths of 5V voltage and 4.2V voltage. An output pin port dock 32 having a port that can be formed and an external device including a portable terminal 14 can be plugged in, a battery mounting part 40 formed by attaching and detaching a multi-cell phone battery 38, and the USB From the input socket section 26 to the output pin port dock 32, there is a 5V voltage charging path using a USB power terminal and a 4.2V voltage charging path using a USB data signal stage, but on the 4.2V charging path, the case module 16 A dual path activation switch 39 that is switched according to the connection with the platform body 4 is formed and forms a 5V voltage charging path from the mobile phone battery 38 in the case module 16 to the output pinport dock 32. It characterized in that it comprises a module control circuit 110.

In another embodiment of the present invention, the platform body (4) is provided with a fitting portion characterized in that it is configured to be fitted to the external auxiliary battery (80).

In addition, the dual path activation switch 28 provided in the charge/discharge control circuit unit 100, 200 of the platform body 4 of the present invention is the platform body 4 when the case module 16 is mounted on the platform body 4 Characterized in that configured to be switched on by the module mounting detection piece 24 of the case module 16 is inserted into,

In addition, the dual path activation switch 39 provided in the module control circuit 110 of the case module 16 is a platform body 4 inserted into the case module 16 when the case module 16 is mounted on the platform body 4. It is characterized in that it is configured to be switched on by the module mounting detection piece 37 of.

In addition, the present invention, the source battery 10 of the platform body 4 and the mobile phone battery 38 mounted on the case module 16 are configured to be detachable, respectively.

The battery mounting portion 40 of the case module 16 is moved and turned on the battery seating bottom plate 42, which becomes a battery mounting portion so that various types of mobile phone batteries 38 can be fixed and used, and the mobile phone battery 38 It is provided with a removable battery clamp 44 that can be fixed, and includes a cover 58 for covering the mounted mobile phone battery 38.

Moreover, in the present invention, the USB output unit 22 is configured to be hinged or ball jointed as a plug shape,

The USB output unit 22 is formed of a power supply terminal port capable of forming a 5V voltage charging path and a 4.2V voltage charging path according to the mounting of the case module 16, so that data of 4.2V charging power is applied instead of a data signal. It is characterized in that it consists of a micro 5-pin USB type output with a signal port.

In addition, the present invention, the DC to boost the voltage of 4.2V to 5V on the charging path of the 4.2V voltage battery power from the source battery 10 to the USB output unit 22 in the charge/discharge circuit unit 100 of the platform main body 4 The step-up section 66 is connected, and the 5V voltage from the source battery 10 to the USB output section 22 on the battery power charging path, the 5V voltage output from the DC step-up section 66 regardless of the output load fluctuation is 4.2V Characterized in that the constant voltage portion 60b to be maintained at a constant voltage of the voltage is configured to be connected.

In addition, the present invention, the charging and discharging circuit portion 200 of the platform main body (4) connected to the external auxiliary battery (80) from the USB charging connector 84 to the USB output section 22 charging the battery power of the battery voltage of 4.2V A DC booster 66 for boosting a 4.2V voltage to a 5V voltage is connected on the path, and a battery of 5V voltage from the USB charging connector 84 connected to the external auxiliary battery 80 to the USB output unit 22 is connected. The power charging path is configured to be electrically connected directly.

In addition, in the present invention, the 5V voltage charging path from the module control circuit unit 110 of the case module 16 to the output pin port dock 32 from the USB input socket unit 26 is directly electrically connected to the USB input socket unit ( On the 5V voltage charging path from 26) to the output pinport dock 32, the dual path activation switch 39 is configured to be connected, and the output pinport dock 32 from the cell phone battery 38 mounted in the case module 16 Characterized in that the DC booster 66 for boosting the 4.2V voltage of the battery power from the mobile phone battery 38 to the 5V voltage is connected to the 5V voltage charging path up to ).

In addition, as another aspect of the present invention, in the portable multi-purpose battery charging platform device, the platform main body 4 and the platform main body 4 that receives 5V voltage battery power from the external auxiliary battery 80 having its own charging circuit It is connected to be chargeable and consists of a portable external device 90 of a non-rechargeable circuit type and a battery-free type;

The platform body (4);

The USB charging connector 84 that can be plugged into the 5V voltage USB socket 82 of the external auxiliary battery 80 and the case module 16 can be connected, and two charging paths of 5V and 4.2V voltage can be formed. Two types of battery power charging paths, 5V voltage and 4.2V voltage, are formed by using the battery power of the USB output unit 22 having a port and the external auxiliary battery 80 connected to the USB charging connector 84. The charging and discharging dual path activation switch 28 is formed on the 4.2V voltage battery power charging path applied to the USB output unit 22 and switched depending on whether the case module 16 is connected to the platform body 4 or not. Discharge control circuit 200 is provided,

The fitting portion of the platform body (4) is configured to fit into the external auxiliary battery (80), and the USB output portion (22) is characterized in that it is configured to be hinged or ball jointed as a plug.

The present invention implements a portable multi-purpose charging platform device to enable battery charging of a battery-integrated portable terminal or a battery-removable portable terminal, as well as storage and immediate use of a portable terminal case-type auxiliary battery, and the use of portable devices such as various Bluetooth devices. It is possible to recycle power supply or spare batteries for various types of portable terminals, and it also has the advantage of enabling a large capacity auxiliary battery. In addition, the present invention uses a platform body to use an external commercial power source or a battery provided on its own to allow simultaneous use or selection of 5V voltage and 4.2V voltage through one USB output unit. It can be implemented so that it can be appropriately used for charging a battery or driving an external device (for example, a Bluetooth device) connected to a mobile terminal by wire or wireless.

1 is an exploded perspective configuration diagram of a portable multi-purpose battery charging platform device according to an embodiment of the present invention,
Figure 2 is a perspective view of the combined configuration of the portable multi-purpose battery charging platform device of the present invention,
Figure 3 is a perspective configuration diagram of a case module separated from the platform body of the present invention,
Figure 4 is a perspective view of the rear separation of the case module of Figure 3,
Figure 5 is a perspective configuration diagram of a battery-integrated portable terminal in the case module of the present invention,
6 is a circuit block configuration diagram of a portable multi-purpose charging platform device according to an embodiment of the present invention,
7 is an exploded perspective configuration diagram of a portable multi-purpose battery charging platform device according to another embodiment of the present invention,
8 is a perspective configuration diagram for connecting the case module or the battery-free Bluetooth speaker after inserting the external auxiliary battery 80 in the platform body of FIG.
9 is a circuit block configuration diagram of a portable multi-purpose charging platform device according to another embodiment of the present invention shown in FIG.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is an exploded perspective configuration diagram of a portable multi-purpose battery charging platform device 2 according to an embodiment of the present invention, and FIG. 2 is a combined perspective configuration diagram of a portable multi-purpose battery charging platform device 2 of the present invention.

The portable multi-purpose battery charging platform device 2 according to an embodiment of the present invention is largely connected to the platform main body 4 having the source battery 10 and the platform main body 4, and is worn by the portable terminal 14 It is possible and consists of a case module 16 on which the mobile phone battery 38 is mounted.

Referring to FIG. 1 to FIG. 2 together to explain this in more detail, the portable multi-purpose battery charging platform device 2 of the present invention includes a platform body 4 in which one side casing 6 and the other side casing 8 are assembled. The one side casing (6) is provided with a source battery mounting portion (6a) for mounting a large-capacity source battery (10) and is provided with a cover (12) covering the source battery mounting portion (6a).

On the other side casing 8 of the platform main body 4, a mobile terminal such as a smartphone (14 in FIG. 5) is fitted so that the case module 16 of the configuration can be inserted so that the battery can be charged. Has been prepared.

In addition, the head portion of the platform body 4, as shown in Figure 2, the first USB input unit 18 and 20, and the source battery can be plugged into the connector of the USB charging cable used for charging and transmitting and receiving a mobile terminal, the source battery A source battery switch SW that regulates whether to use (10) and a remaining amount and a charging state display unit 42 for displaying the remaining amount and charging state of the source battery 10 are provided.

Further, according to the present invention, a plug-type USB output unit 22 having a hinge joint is provided on the inner wall of the casing module receiving unit 8a of the platform main body 4.

The USB output unit 22 according to the present invention can be implemented as a USB (Universal Serial Bus) micro B type (micro USB 5 pin type) male connector, and a USB type that can be inserted in any direction if necessary. C male connector is also available.

In the plug-type USB output unit 22, the case module 16 is mounted on the case module accommodating portion 8a and can be inserted into the charging socket portion of the case module 16, and is not mounted like the case module 16. The plug is composed of a hinge joint capable of pivoting up and down so that it can be plugged into the USB input socket of the portable terminal 14, such as a general smartphone, by placing it on the case module accommodating portion 8a.

As another example of implementation of the USB output unit 22, the plug-type USB output unit 22 having a hinge joint capable of pivoting up and down is not only capable of axial fluctuation, but also has a lead cable when detaching the hinge shaft as required. It is also possible to configure to be able to protrude slightly narrow.

In addition, as another implementation example of the USB output unit 22, the root shaft portion of the pluggable USB output unit 22 is configured in a ball joint form, and it is also possible to configure not only axial fluctuation up and down, left and right, but also some degree of front and rear rotation. Do.

The first and second USB inputs 18 and 20 provided on the platform main body 4 and the plugged USB output 22 having a hinge joint are preferably USB micro B type or micro USB 5 pin type according to the present invention. Do.

A module-mounted detection piece 24 embedded in the lower protrusion 24a of the case module 16 may be inserted into one side of the wall portion having the plug-type USB output unit 22 having the hinge joint of the platform body 4 The insertion hole 23 is formed, and on the other side of the wall portion with the pluggable USB output 22, the dual path activation switch 39 provided in the module control circuit (110 of FIG. 6) of the case module 16 is turned on. In order to turn on/off, a protrusion 37a in which a module-mounted detection piece 37 such as a magnet is planted is configured.

According to the present invention, the first and second USB input units 18 and 20 may be implemented such that external commercial power is an input unit through which a connector of a USB charging cable of a mobile phone charger is inserted, for example, a 5V, 2A USB input port. As a preferred example of the first and second USB inputs 18 and 20, a USB (Universal Serial Bus) B type (micro USB 5 pin type) female socket can be implemented.

In the normal charging mode, the input charging power of 5V and 2A input to the first USB input unit 18 is applied to the source battery 10 mounted on the source battery mounting unit 6a of the platform main body 4, The charging input power of 5V and 2A input to the second USB input unit 20 is applied to the case module 16 inserted into the case module accommodating unit 8a via the USB output unit 22.

Inside the casing of the platform body 4, a printed circuit board in which the component circuit components of the charge/discharge control circuit part 100 (100 in FIG. 6) according to the present invention are mounted is embedded.

The charge/discharge control circuit 100 of the platform body 4 is connected to the first and second USB inputs 18 and 20 that can be connected to the USB charging cable of the smartphone, and the case module 16, which is connectable to the 5V voltage. And 4.2V voltage, two types of charging paths using a USB output unit 22 and a first and second USB input unit 18 and 20, each having a port capable of forming two charging paths, and a charging voltage of 4.2V voltage Formation and formation of two types of battery power charging paths of 5V voltage and 4.2V voltage from the source battery 10 to the USB output unit 22 is formed, and 4.2 applied to the USB output unit 22 at a 4.2V voltage On the V voltage charging path, the dual path activation switch 28 is configured to be switched depending on whether the case module 16 is connected to the platform body 4 or not.

The present invention is compatible with both the battery-integrated portable terminal and the battery removable portable terminal using the USB output unit 22 of the platform body 4, and using the source battery mounting unit 6a, the existing portable terminal You can even charge your battery. The present invention uses a platform main body (4) using an external commercial power source or the platform main body (4) using a source battery (10) via a single USB output unit 22 via the 5V voltage and 4.2 V voltage can be used at the same time or selected to be used so that various types of portable batteries can be charged or used to drive external devices (Bluetooth devices, etc.) that are connected to the mobile terminal by wire or wireless.

Moreover, in the present invention, the case module 16 is used to serve as a portable terminal case-type auxiliary battery for a battery-integrated portable terminal, etc., and the case module 16 may be charged using a USB charging cable of a smartphone. Even when the external commercial power is not available, even if the case module 16 is stored only in the platform body 4, self-charging is automatically performed so that the user can use it immediately as needed.

3 to 5 is a view related to the case module 16 according to the present invention, Figure 3 is a perspective configuration diagram of a case module 16 separated from the platform main body 4 of the present invention, Figure 4 is Figure 3 Figure 3 is a perspective view of the rear separation of the case module 16, and Figure 5 is a perspective view of the battery module-type portable terminal 14 fitted to the case module 16 of the present invention. In the example of Figure 5, the battery-integrated portable terminal 14 is a battery-integrated smartphone.

The case module 16 is inserted into the case module accommodating portion 8a of the platform main body 4 to be guided by accommodating the guide portion 25 composed of a guide rail and a rail groove, and inside the case module accommodating portion 8a A module for detecting that the USB input socket portion 26 of the case module 16 is inserted into the USB output portion 22 located at the same time and that the case module 16 is completely mounted on the case module accommodating portion 8a. The mounting detection piece 24 is provided on the case module 16.

The module mounting detection piece 24 is a magnet planted at the front of the lower protrusion 24a of the case module 16 as a preferred example, and the insertion hole 23 in the inner wall of the case receiving portion 8a of the platform body 4 ) When the lower protrusion 24a is inserted, the case module 16 is recognized by the magnetic force of the magnet. That is, when the module mounting detection piece 24 is inserted into the insertion hole 23, it will be described later with reference to FIG. 6, but a dual path activation switch for activating the charging path for charging using external commercial power from the charge/discharge control circuit unit 100 ( 28) is switched on (ON) by the magnetic force of the module mounting detection piece (24).

The module-mounted detection piece 24 is an example of a magnet in the present invention, but can be implemented by other means, such as a push stone rod.

According to the present invention, the case module 16 serving as a portable terminal case-type auxiliary battery has a pin port dock 30 of the portable terminal 14 formed on the lower inner wall of the front portion and is carried on the front bottom portion. The terminal 14 is provided with a portable terminal seating portion 32 to be seated.

And the rear portion of the case module 16 of the present invention is provided with a multi-type battery mounting unit 40 that can be used by fixing various types of mobile phone batteries 38, as shown in FIG.

Referring to FIG. 4 in more detail, the multi-type battery mounting unit 40 provided at the rear of the case module 16 is a movable battery clamp that is moved and turned on the battery seating bottom plate 42 which is a battery mounting unit ( 44), and has a cover 58 for covering the mounted cell phone battery 38.

The movable battery clamp 44 is formed with a first guide hole 46, a battery seating bottom plate 42 having a friction surface, a second guide hole 48, and an L-shaped corner supporting the battery corner portion The first and second guide holes 46 and 48 are fitted together in the first guide hole 46 of the bracket 50 and the battery seating bottom plate 42 and the second guide hole 48 of the corner bracket 50. It consists of a clamp jig 54 including a locking member 52 that is connected to the moving shaft portion and is limited to move along the moving shaft portion and locks the L-shaped corner bracket 50 to a current position and a set direction.

In addition, the multi-type battery mounting unit 40 provided at the rear of the case module 16 also includes a movable charging terminal that is moved by the slide lever 56 so as to be in contact with the charging terminals of various mobile phone batteries 38.

Located at the rear of the case module 16, the multi-model battery mounting unit 40 can easily mount the mobile phone batteries 38 of various models.

On the other hand, external commercial power charging to the mobile phone battery 38 of the source battery 10 or the case module 16 mounted on the source battery mounting portion 6a of the platform main body 4, or one side of the source battery mounting portion 6a Self-charging function from the source battery 10 to the mobile phone battery 38 mounted in the case module 16 inserted in the platform body 4 or the case module 16 inserted in the platform body 4 from the source battery 10. ), one side casing (6) and the other side casing (8) of the charge/discharge control circuit 100 for performing simultaneous self-charging to the mobile phone 14 mounted on the mobile phone battery 38 and the case module 16 It is mounted on the printed circuit board inside.

6 is a circuit configuration diagram of a charge/discharge control circuit 100 provided in a platform body 4 having a charge/discharge function according to the present invention.

The charge/discharge control circuit unit 100 of the present invention includes two first USB input units 18 and 20 and one USB output unit 22.

According to the present invention, the USB output unit 22 of the platform body 4 is adopted as a USB micro B type (ie, a micro 5 pin USB type). In the USB micro B type (micro 5 pin USB type), pin 1 is the power supply terminal (Vcc), pins 2 and 3 are the data signal terminal (D-/D+), and pin 4 is the sensing wire (sense), 5 Pin #1 is the ground wire (GND).

The power supply terminal (Vcc) of the USB micro B type (micro 5 pin USB type) is used as the 5V output port ① of the USB output unit 22 in which the 5V voltage is output in the present invention, and the data signal terminal (D-) 2 Pin number 2 is selectively utilized as a 4.2V output port ② of the USB output unit 22. That is, except that pin 2 is used as a data signal terminal in the USB output unit 22, it is used as a port for supplying 4.2V power.

In the embodiment of the present invention, as well as the USB output 22, the USB input socket 26, the output pin port dock 30 also employs a USB micro B type (micro 5 pin USB type).

Therefore, it should be understood that if the smartphone or mobile device connected to the platform body 4 or the case module 16 is not a USB micro B type (micro 5 pin USB type), it can be connected using a USB gender.

In addition, the charge/discharge control circuit 100 of the present invention, as shown in Figure 6, when the external commercial power is applied through the first USB input unit 18, the platform main body 4 from the first USB input unit 18 The first charging path P1 formed up to the demountable source battery 10 mounted on the source battery mounting section 6a and the second USB input section (when external commercial power is applied through the second USB input section 20) ( A second charging path (P2) formed from 20) to the mobile phone battery (38) mounted on the case module (16) of the platform body (4), and the 5V port of the USB output unit (22) from the source battery (10)① It has a third charging path (P3) formed up to and a fourth charging path (P4) formed from the source battery 10 to 4.2V port ② of the USB output unit 22.

The corresponding constant voltage units 60a and 60b are provided on the first and second charging paths P1 and P2, respectively, and the output of the constant voltage unit 60a on the charging path P1 and the source battery mounting unit 6a The source battery switch SW is connected between them. The source battery switch SW is used to activate the source battery 10, and a dip switch type is preferable.

And between the output of the constant voltage section (60b) on the charging path (P2) and the USB output section 22 (4.2V voltage charging path), the case module 16 is inserted into the platform body 4 only 4.2V voltage A dual path activation switch 28 for connecting to the mobile phone battery 38 of the case module 16 via the 4.2V port ② of the USB output unit 22 is connected. The dual path activation switch 28 of the lower protrusion 24a of the case module 16 as the USB input socket portion 26 of the case module 16 is inserted into the USB output portion 22 of the platform body 4. It is switched on in response to the module mounting detecting piece 24 which is a magnet planted at the head.

In addition, the charge/discharge control circuit 100 of the present invention is a case module 16 mounted to the case module accommodating portion 8a through the second USB input unit 20 even when the source battery switch SW is turned OFF. Charging using the external commercial power source of the furnace is possible.

On the first and second charging paths P1 and P2, the corresponding constant voltage units 60a and 60b respectively output charging input voltages, which are external commercial power applied to the first USB input units 18 and 20, as output loads. It is a charging integrated circuit (IC) that maintains a constant voltage despite fluctuations. That is, the constant voltage units 60a and 60b maintain the charging input power applied to the first and second USB input units 18 and 20 at a constant constant voltage (for example, 4.2V) even during output load fluctuation, and the source battery ( 10) and to apply the constant voltage to the cell phone battery 38 in the case module 16.

Each of the constant voltage units 60a and 60b is connected to a charging state display unit 62 for emitting light in a charging state or a fully charged state of a battery currently being charged. The constant voltage units 60a and 60b also include a protection circuit 64 for protection circuit module for rechargeable battery (PCM) for preventing overcharging and discharging of the source battery 10 and the case module 16 to the mobile phone battery 38. do.

The third charging path P3 of the charge/discharge control circuit unit 100 of the present invention is branched at a node located between the output of the constant voltage unit 60a and the switch SW for the source battery, as shown in FIG. 6. It is a path connected to the USB output unit 22, and has a DC booster 66 on the third charging path P3.

The DC booster 66 transfers battery power from the source battery 10 in the platform body 4 to the mobile phone battery 38 of the case module 16 through the USB output unit 22 in the environment where commercial power is not available. It is a means of boosting to enable self-charging during internal self-charging.

The DC booster 66 is activated under the control of the control unit 70 when external commercial power is not applied through the first USB input unit 18 (ie, in the self-charging mode), and discharges the source battery 10 The output power (e.g., 3V to 4.2V) is boosted (e.g., 5V) to enable charging of other batteries, and discharged to a USB output unit 22 that connects an external device such as a mobile phone or case module 16. Function. The DC booster 66 may also be provided with a PCM protection circuit 64 included in the constant voltage units 60a and 60b, if necessary.

A fourth charging path P4 is formed between the 5V port① of the USB output unit 22 and the input terminal of the constant voltage unit 60b, and the fourth charging path P4 is external even when the DC booster 66 is inactive. Also serves as a bridge that allows the commercial power supply to be applied with a 5V voltage to the USB output unit 22 via the USB input unit 20. In addition, when the DC booster 66 is activated, the fourth charging path P4 is the cell phone battery of the case module 16 after the battery discharge power of the source battery 10 is boosted to 5V by the DC booster 66. It also plays the role of a bridge that allows it to be charged with 38).

In addition, the charge/discharge control circuit 100 of the present invention has an internal self-charging function from the source battery 10 in the platform main body 4 to the portable terminal 14 inserted in the case module 16 in the state where external commercial power is not applied ( To provide a 5V charging voltage), the DC booster 66 is activated under the control of the controller 70, and the output voltage is checked through the self-charging function or the output checker 74, and the remaining battery power is maintained using the remaining amount indicator 76 And a control unit 70 for controlling the confirmation display.

The input check unit 68 connected to the output of the first USB input unit 18 checks whether external commercial power is applied through the first USB input unit 18, provides it to the control unit 70, and provides a third charging path P3. ), the output check unit 74 connected to the USB output unit 22 checks whether an external device is connected and checks the output state of the demountable source battery 10 and provides it to the control unit 70.

The control unit 70 may recognize whether external commercial power is applied through the input check unit 68, and also output the output state of the USB output unit 22 or the battery power state of the source battery 10. It can be recognized through 74. If the source battery switch SW is connected based on the check state of the input check unit 68 and the output check unit 74 and there is no external commercial power input, the control unit 70 activates the DC boosting unit 66 The self-charging mode signal 72 is applied to the DC booster 66 in an'active high' state. In addition, the control unit 70 is also connected to the remaining amount display unit 76 for displaying the remaining amount of the source battery 10.

In addition, when the control unit 70 checks that external commercial power is supplied through the input check unit 68, the self-charging mode signal 72 is output to the DC booster 66 in a'low' state to generate a DC booster ( 66) is disabled, and when external commercial power is not supplied, it recognizes the internal self-charging mode and outputs the self-charging mode signal 72 in an'active high (H)' state, thereby DC booster 66 Enable it.

In addition, even after activating the DC booster 66, the control unit 70 checks the output state through the output checker 74, so that the external device is not connected to the USB output unit 22 or the source battery 10 When the discharge output power of) is equal to or less than the preset reference charge value, the DC booster 66 is deactivated again.

Meanwhile, in the present invention, a module control circuit 110 as shown in FIG. 6 is built into the case module 16 into which the battery-integrated portable terminal 14 can be fitted.

The case module 16 is inserted into the USB output section 22 of the platform body 4 and has a USB input socket section 26 having a port capable of forming two charging paths of 5V voltage and 4.2V voltage, and 5V voltage and A battery mounting unit that has a port capable of forming two charging paths of 4.2V voltage and an external pin port dock (32) to which external devices including a portable terminal (14) can be plugged in and a mobile phone battery (38) of various models are detachable. (40).

In addition, a module control circuit 110 as shown in FIG. 6 is built in the case module 16. The module control circuit 110 of the case module 16 is charged from the USB input socket 26 to the output pin port dock 32 using a 5V voltage charging path using a USB power terminal and a 4.2V voltage charging using a USB data signal terminal. A dual path activation switch 39 having a path but switched according to whether the case module 16 is connected to the platform main body 4 is formed on the 4.2V voltage charging path, and from the cell phone battery 38 in the case module 16. It is a configuration that forms a 5V voltage charging path to the output pinport dock 32.

6, the module control circuit 110 of the case module 16 is a USB micro B type (micro 5 pin USB) USB input socket 26 and output pin port dock adopted as (pin port dock) 30 is provided.

When the USB input socket 26 and output pin port dock 30 are employed as a micro 5 pin USB, pin 1 is the power supply terminal (Vcc) and pins 2 and 3 are the data signal terminal (D-/D+). , Pin 4 is a sense wire, and Pin 5 is a ground wire (GND).

The power supply terminal (Vcc) of the USB micro B type (micro 5 pin USB type) is a 5V input/output port ① of the USB input socket 26 and output pin port dock 30 to which the 5V voltage is input/output. Port 2, which is used and is a data signal terminal (D-), is selectively utilized as a 4.2V input port ② of the USB input socket 26 and the output pin port dock 30. That is, when the 4.2V input port ② of the USB input socket unit 26 and the output pin port dock 30 is used as the data signal terminal D- of the USB input socket unit 26 and the output pin port dock 30, Except it is used as a port that supplies 4.2V power.

The 5V input port① of the USB input socket 26 is electrically connected to the 5V output port① of the output pin port dock 30 for supplying power to the battery-integrated portable terminal 14 and a circuit line (5V voltage) Charging path).

In addition, the 4.2V input port ② of the USB input socket 26 is electrically connected to the multi-cell phone battery 38 mounted therein, and at the same time, the output pin port dock 30 through the dual path activation switch 39. ) Is also connected to the 4.2V output port ② (4.2V voltage charging path).

In addition, a DC booster 33 for charging the battery power of the mobile phone battery 38 mounted in the module control circuit 110 of the case module 16 to an external device is further provided.

The DC booster 33 is connected to the discharge terminal of the mobile phone battery 38, boosts the battery voltage (4.2 V) of the mobile phone battery 38 to a 5 V voltage, and the output terminal of the DC booster 33 is a pin port dock ( 30) is electrically connected to the 5V output port ① (5V voltage charging path).

So, when the case module 16 is connected to the platform body 4 via the USB output unit 22, the dual path activation switch 39 is a magnet fixed to the platform body 4, and the module mounting detection piece 37 is a magnet. When inserted, it is switched on, and the 4.2V voltage charging path using the USB data signal stage is activated and formed. At the same time, the 5V voltage charging path using the USB power terminal is also provided from the USB input socket 26 to the output pin port dock 32. Is formed.

Therefore, if the module control circuit 110 of the case module 16 is used, the 4.2V voltage and the 5V voltage can be used at the same time.

The output pinport dock 30 of the case module 16 can also be configured to be hinged or ball-joined to change direction, and it is also possible to wear a smartphone as well as charge connection to external devices such as other Bluetooth devices.

As described above with reference to FIGS. 1 to 6, in the present invention, when the platform body 4 and the case module 16 are used together, an external auxiliary battery function can be used while recycling genuine batteries of various types of mobile phones or smartphones as they are. And battery-integrated case-type auxiliary battery functions for portable terminals, and it is possible to charge various types of spare batteries.

In addition, when the battery charging platform device 2 applied to the present invention is used, in an environment in which commercial power can be supplied through a portable terminal charging USB cable, various models of two batteries, a source battery 10 and a case module 16 The advantage of being able to simultaneously charge the mobile phone battery 38 placed in an acceptable mounting portion, and also to simultaneously charge the mobile terminal 14, such as a smart phone worn on the case module 16 (interleaved). have.

7 is an exploded perspective configuration diagram of the portable multi-purpose battery charging platform device 2 according to another embodiment of the present invention, and FIG. 8 is a case after the external auxiliary battery 80 is inserted into the platform body 4 of FIG. 7 FIG. 9 is a perspective configuration diagram for connecting a battery-free portable external device 90 such as a module 16 or a battery-free Bluetooth speaker, and FIG. 9 is a portable multi-purpose charging platform device 2 according to another embodiment of the present invention. This is a circuit block configuration diagram of the control circuit unit 200.

The portable multi-purpose battery charging platform device 2 according to another embodiment of the present invention is configured to use the existing large-capacity external auxiliary battery 80 in circulation as shown in FIGS. 7 and 8.

The platform main body 4 of the portable multi-purpose battery charging platform device 2 according to another embodiment of the present invention, unlike the platform main body 4 shown in FIG. 1, does not have a source battery 10 instead of an existing external battery that is a conventional product. Use (80).

Since the existing large-capacity external auxiliary battery 80 has both its own charging circuit and a boosting circuit, a 5V battery voltage is provided in the external auxiliary battery 80, and in the platform body 4 according to another embodiment of the present invention It is provided from the external auxiliary battery 80 by using the USB output section 22 of the USB micro B type (USG micro 5 pin) but using the 5V charging terminal as a standard and the data signal terminal selectively using for the 4.2V voltage. The 5V battery voltage is divided into a 5V voltage and a 4.2V voltage so that it can be supplied simultaneously.

The 5V voltage provided in this way can be charged to a portable terminal such as a smart phone, and the 4.2V voltage can be provided to drive an external device 90 such as a Bluetooth speaker that can be manufactured inexpensively without a battery and without a charging circuit. have.

That is, the portable multi-purpose battery charging platform device 2 according to another embodiment of the present invention includes a platform main body 4 and a platform main body 4 that receives 5V voltage battery power from an external auxiliary battery 80 having its own charging circuit. It is connected to the chargeable and consists of a case module 16 that the portable terminal 14 is wearable.

The platform main body 4, as in the circuit diagram of Figure 9, the USB charging connector 84 that can be plugged into the 5V voltage USB socket portion 82 of the external auxiliary battery 80, and the case module 16 and 5V using the battery power of the external output battery 80 connected to the USB output connector 22 and the USB charging connector 22 having a port capable of forming two charging paths of 5V voltage and 4.2V voltage. Two main types of battery power charging paths are formed: voltage and 4.2V voltage, and the platform main body of the case module 16 is mounted on the 4.2V voltage battery power charging path applied to the USB output unit 22 on the platform main body 4. (4) is provided with a charge and discharge control circuit 200 is formed a double path activation switch 28 is switched according to the connection with or not.

The case module 16 of Figure 9; It is inserted into the USB output section 22 of the platform body 4 and has a USB input socket section 26 having ports capable of forming two charging paths of 5V voltage and 4.2V voltage, and two charging paths of 5V voltage and 4.2V voltage. An output pin port dock 32 having a port that can be formed and an external device including a portable terminal 14 can be plugged in, a battery mounting part 40 formed by attaching and detaching a multi-cell phone battery 38, and the USB From the input socket section 26 to the output pin port dock 32, there is a 5V voltage charging path using a USB power terminal and a 4.2V voltage charging path using a USB data signal stage, but on the 4.2V charging path, the case module 16 A dual path activation switch 39 that is switched according to the connection with the platform body 4 is formed and forms a 5V voltage charging path from the mobile phone battery 38 in the case module 16 to the output pinport dock 32. A module control circuit 110 is provided.

7 and 8 together, the portable multi-purpose battery charging platform device 2 according to another embodiment of the present invention will be described in more detail, in order to use the existing external auxiliary battery 80, the platform body 4 Is provided with a USB charging connector (84).

The USB charging connector 84 of the platform main body 4 is inserted into the 5V voltage USB socket portion 82 of the external auxiliary battery 80, which is a conventional product, and is supplied with 5V battery power of the external auxiliary battery 80, and receives 5V voltage. Is applied to the 5V port① of the USB output section 22.

The 5V voltage of the battery power of the external auxiliary battery 80 is branched from the output line of the USB charging connector 84 and applied to the constant voltage section 60, and the constant voltage section 60 applies a 5V voltage regardless of load fluctuation 4.2 V is maintained at a constant voltage. The constant voltage of 4.2V in the constant voltage section 60 is applied to the 4.2V port ② of the USB output section 22 via the dual path activation switch 28.

The platform body 4 according to another embodiment of the present invention shown in FIG. 7 does not have a source battery mounting portion 6a unlike FIG. 1, and also removes the case module accommodating portion 8a to remove the platform of FIG. 1 It is composed of a compact hexahedral shape with a reduced size compared to the main body 4. Moreover, the platform body 4 shown in FIG. 7 has a fitting portion 88 that can be fitted to the external auxiliary battery 80, and the fitting portion 88 has a USB 4 as an example shown in FIGS. 7 to 9 A pin male connector or a USB micro connector type (not shown in FIG. 7) with a USB micro B type (a USB charging connector 84 made of a 5-pin micro USB male connector) is provided.

And the upper surface of the platform main body 4 equipped with a USB charging connector 84 is provided with a plug-type USB output unit 22 having a hinge joint so that it can be pivoted, and next to the USB output unit 22 An insertion hole 23 into which the module mounting detection piece 24 fixed to the lower protrusion 24a of the case module 16 can be inserted is formed.

In addition to the hinge-joint type, the USB output section 22 can be configured as a ball joint form of the root shaft portion of the plug-in USB output section 22, and the position of the USB output section 22 is also the upper surface of the platform body 4 Instead, it may be formed on the side wall portion of the platform body 4.

At the same time that the USB input socket 26 of the case module 16 is plugged into the USB output 22 of the platform body 4, the lower protrusion 24a of the case module 16 is the upper surface of the platform body 4 When inserted into the insertion hole 23 formed in the supply from the existing external auxiliary battery 80 in the charge-discharge control circuit 200 of FIG. 9 by the magnetic force of the module-mounted detection piece 37 planted in the lower protrusion 37a The dual path activation switch 39 that activates the dual charging path using the battery power is switched on.

In the above description of the present invention, specific embodiments have been described, but various modifications can be made without departing from the scope of the present invention. Therefore, the scope of the present invention should not be determined by the described embodiments, but should be defined by the claims and the equivalents of the claims.

(2)-- Portable multi-purpose battery charging platform device
(4)-- Platform body
(6)-- One-sided casing (6a)-- Source battery mounting unit
(8)-- Other casing (8a)-- Case module housing
(10)-- Source battery (12)-- Cover
(14)-- Mobile terminal (16)-- Case module
(18)(20)-- First and second USB inputs (22)-- USB outputs
(SW)-- Switch for source battery (23)-- Insertion hole
(24)(37)-- Module mounting detection piece (24a)-- Lower projection
(26)-- USB input socket (28)-- Dual path activation switch
(30)-- Output pin port dock (32)-- Mobile terminal seat
(38)-- Mobile phone battery (40)-- Battery compartment
(44)-Removable battery clamp (60) (60a) (60b)-Constant voltage section
(62)-- Charging status indicator (80)-- External auxiliary battery
(84)-- USB charging connector (90)-- Portable external device
(100)(200)-- Charge/discharge control circuit
(110)-- Module control circuit

Claims (16)

In a portable multi-purpose battery charging platform device,
It consists of a platform body (4) having a source battery (10) and a case module (16) connected to the platform body (4) to be rechargeable and a portable terminal (14) wearable and a mobile phone battery (38) mounted;
The platform body (4);
First and second USB inputs 18 and 20 that can be connected to a USB charging cable,
A USB output unit 22 that can be connected to the case module 16 and has a port capable of forming two charging paths of 5V voltage and 4.2V voltage,
Formation of two kinds of charging paths of 5V voltage and 4.2V voltage using the first and second USB input units 18 and 20, respectively, and of the 5V voltage and the 4.2V voltage from the source battery 10 to the USB output unit 22. Two types of battery power charging paths are configured to be formed, and switching is performed according to whether the case module 16 is connected to the platform body 4 on the 4.2V voltage charging path applied to the USB output unit 22 at a 4.2V voltage. The dual-path activation switch 28 is provided with a charge and discharge control circuit 100 is formed,
The case module 16 is;
It is inserted into the USB output section 22 of the platform body 4 and has a USB input socket section 26 having a port capable of forming two charging paths of 5V voltage and 4.2V voltage,
An output pin port dock (32) that has a port capable of forming two charging paths of 5V voltage and 4.2V voltage and allows external devices including the portable terminal (14) to be plugged in.
Battery mounting unit 40 is formed to be detachable mobile phone battery 38 of various models,
From the USB input socket section 26 to the output pin port dock 32, there is a 5V voltage charging path using a USB power stage and a 4.2V voltage charging path using a USB data signal stage, but a case module on the 4.2V voltage charging path ( A dual path activation switch 39 that is switched depending on whether or not the connection with the platform body 4 of 16) is formed, and a 5V voltage charging path from the mobile phone battery 38 in the case module 16 to the output pinport dock 32 Portable multi-purpose battery charging platform device characterized in that it comprises a module control circuit 110 to form a.
The method according to claim 1, wherein the source body (10) is mounted on both sides of the casing of the platform body (4) and has a source battery mounting portion (6a) and a case module accommodating portion (8a). A portable multi-purpose battery charging platform device characterized in that the module module (8a) is configured to accommodate a case module (16) mounted with a mobile phone battery (38).
In a portable multi-purpose battery charging platform device,
To the platform main body (4) receiving 5V voltage battery power from the external auxiliary battery (80) having its own charging circuit, and to the platform main body (4), which can be recharged and the portable terminal (14) to the wearable case module (16) Constitutes;
The platform body (4);
USB charging connector 84 that can be plugged into the 5V voltage USB socket 82 of the external auxiliary battery 80,
A USB output unit 22 that can be connected to the case module 16 and has a port capable of forming two charging paths of 5V voltage and 4.2V voltage,
Using the battery power of the external auxiliary battery 80 connected to the USB charging connector 84, two types of battery power charging paths of 5V voltage and 4.2V voltage are configured to be formed, and the USB output unit 22 is used. On the charging path of the applied 4.2V voltage battery power, a charging/discharging control circuit unit 200 is provided on which a dual path activation switch 28 that is switched according to whether the case module 16 is connected to the platform body 4 is formed,
The case module 16 is;
It is inserted into the USB output section 22 of the platform body 4 and has a USB input socket section 26 having a port capable of forming two charging paths of 5V voltage and 4.2V voltage,
An output pin port dock (32) that has a port capable of forming two charging paths of 5V voltage and 4.2V voltage and allows external devices including the portable terminal (14) to be plugged in.
Battery mounting unit 40 is formed to be detachable mobile phone battery 38 of various models,
From the USB input socket section 26 to the output pin port dock 32, there is a 5V voltage charging path using a USB power terminal and a 4.2V voltage charging path using a USB data signal stage, but a case module 16 on the 4.2V charging path. ), a dual path activation switch 39 that is switched according to the connection with the platform body 4 is formed, and a 5V voltage charging path from the mobile phone battery 38 in the case module 16 to the output pinport dock 32 is formed. Portable multi-purpose battery charging platform device characterized in that it comprises a module control circuit 110 to form.
4. The portable multi-purpose battery charging platform device according to claim 3, wherein the platform body (4) is provided with a fitting portion to be fitted to the external auxiliary battery (80).
According to claim 1 or claim 3, The dual path activation switch (28) provided in the charge/discharge control circuit (100) (200) of the platform body (4) is equipped with a case module (16) on the platform body (4). A portable multi-purpose battery charging platform device characterized in that it is configured to be switched on by the module mounting detection piece 24 of the case module 16 inserted into the city platform body 4.
According to claim 1 or claim 3, The dual path activation switch 39 provided in the module control circuit 110 of the case module 16 is a case module (16) when the case module (16) is mounted on the platform body (4). 16) A portable multi-purpose battery charging platform device, characterized in that it is configured to be switched on by the module mounting detection piece 37 of the platform body 4 inserted into.
The portable multi-purpose battery charging platform device according to claim 1, wherein the source battery (10) of the platform body (4) and the mobile phone battery (38) mounted on the case module (16) are configured to be detachable.
The method of claim 7, wherein the battery module 40 of the case module (16) is a mobile phone battery (38) of various types to be fixed and used to move the position on the battery seating base plate (42) to be used as a battery mounting portion A portable multi-purpose battery charging platform device comprising a mobile battery clamp (44) capable of fixing the mobile phone battery (38) and a cover (58) for covering the mounted mobile phone battery (38). .
The portable multi-purpose battery charging platform device according to claim 1, wherein the portable terminal (14) worn on the case module (16) is a battery-integrated mobile phone.
The portable multi-purpose battery charging platform device according to claim 1 or 3, wherein the USB output unit (22) is configured to be hinged or ball-jointed as a plug.
The data signal according to claim 1 or 3, wherein the USB output unit (22) is formed with a power supply terminal port capable of forming a 5V voltage charging path and a 4.2V voltage charging path according to the mounting of the case module (16). Instead, it is a portable multi-purpose battery charging platform device characterized by comprising a micro 5-pin USB type output unit with a data signal terminal port to which 4.2V charging power is applied.
The method of claim 1, wherein the 4.2V voltage from the charging/discharging circuit unit (100) of the platform body (4) from the source battery (10) to the USB output unit (22) boosts the 4.2V voltage to a 5V voltage on the battery power charging path. DC booster 66 is connected, 5V voltage from the source battery 10 to the USB output 22 22 On the battery power charging path, the 5V voltage output from the DC booster 66 regardless of the output load fluctuation 4.2 Portable multi-purpose battery charging platform device, characterized in that configured to be connected to a constant voltage portion (60b) to maintain the constant voltage of the V voltage.
The battery power of 4.2V according to claim 3, wherein the charging/discharging circuit (200) of the platform body (4) is connected to the external auxiliary battery (80) from the USB charging connector (84) to the USB output (22). The DC booster 66 for boosting the 4.2V voltage to the 5V voltage is connected on the charging path, and the 5V voltage from the USB charging connector 84 connected to the external auxiliary battery 80 to the USB output unit 22 is connected. A portable multi-purpose battery charging platform device characterized in that the battery-powered charging path is configured to be electrically connected directly.
The method of claim 1 or 3, wherein the 5V voltage charging path from the module control circuit 110 of the case module 16 to the output pin port dock 32 of the USB input socket 26 is electrically connected directly. On the 5V voltage charging path from the USB input socket 26 to the output pinport dock 32, a dual path activation switch 39 is configured to be connected, and output from the mobile phone battery 38 mounted in the case module 16. Portable multi-purpose battery charging characterized in that the DC booster 66 for boosting the 4.2V voltage of the battery power from the mobile phone battery 38 to the 5V voltage is connected to the 5V voltage charging path up to the pinport dock 32 Platform device.
6. The portable multi-purpose battery charging platform device according to claim 5, wherein the module-mounted sensing piece (24) is a magnet.
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