KR20020019494A - Multiple Purpose Multicharger Interface Include USB Port - Google Patents

Abstract

PURPOSE: A multiple purpose multicharger interface including a USB(Universal Serial Bus) port is provided to improve the utilization of a charger by using a plug for connecting to the utility power and a code for connecting to a cigarette jack of a vehicle. CONSTITUTION: A power connection terminal receives the utility power and a power outputted from the cigarette jack. A rectifier and a stabilization charging unit receive a voltage signal outputted from the power connection terminal to convert it into a predetermined-level DC(Direct Current) voltage. The stabilization charging unit receives a voltage signal outputted from the cigarette jack to keep the voltage signal as the predetermined-level DC voltage. An overcharge preventing unit converts the inputted voltage according to the current state of a rechargeable cell(6) outputted from the stabilization charging unit into a charging voltage of a predetermined level to output the predetermined-level charging voltage. The overcharge preventing unit controls the charging operation according to the temperature of the rechargeable cell(6) and a passage of time. An LED(Light Emitting Diode) lamp(25) shows different colors, respectively, in charging or overcharging under the control of the overcharge preventing unit. The rechargeable cell(6) receives a power outputted under the control of the overcharge preventing unit to perform the charging operation. A three-terminal contact switch(26) receives a power outputted from the rechargeable cell(6) in order to supply it to a lamp(23). A flickering unit(22) turns-on/off the power passing through the three-terminal contact switch(26) at the lamp(23). A DC power jack(27) and a USB jack(28) supply the power outputted from the rechargeable cell(6) to an external.

Description

Multipurpose Multicharger Interface with USB port {Multiple Purpose Multicharger Interface Include USB Port}

The present invention relates to a multi-function multicharger device with a built-in USB port, and more specifically, a commercial power connection plug for charging a battery used in a portable electronic device that can be used while moving, such as a mobile phone, and a cigarette light for connecting an automobile battery. Install the cords on the charger body so that they can be folded in the charger body, and inside the inside of the vehicle where commercial power is supplied, such as a general home or office, Alternatively, if you insert the battery into the charger in a place such as a mountain where no power voltage can be supplied at all, the battery of a portable electronic device such as a mobile phone can be charged anytime, anywhere, and can be used. Invented to function as flashlight and emergency light Relates to a multi-function multi-charger device with a built-in yueseubi port.

In general, a handset of a mobile phone, a car phone and a wireless mobile phone is configured to make a phone call with an unspecified person using a power source of a rechargeable battery.

Therefore, many charging devices capable of charging such a rechargeable battery have already been developed and are widely used. Most charging devices are configured to charge a battery using only commercial power at home, or use a vehicle battery. It is configured to be charged.

In other words, the conventional battery charger for mobile phones is manufactured separately for the commercial power supply and the vehicle, so the general consumer can purchase these two and charge for commercial power supply only according to the type of power that can be supplied at the current location. Since the battery pack of the mobile phone must be charged using a device or a vehicle battery charger, there is a problem in that it is very inconvenient in use and economically burdensome.

In addition, even though the battery charger is provided with the two types of battery chargers described above, it is not possible to receive the commercial power supply voltage (for example, if the user is away from a building that can receive commercial power or is in a building but has a power outage). , Etc.) When climbing or fishing away from a vehicle, the above-mentioned battery charging device is completely useless, so it is not possible to charge the battery of a mobile phone. In general, emergency flashlights that are normally carried in a car usually use a regular battery, so over time, the battery inside the flashlight was self-discharged due to its discontinuity.

The present invention has been made to solve the above problems, either in a place where commercial power is supplied, such as a general home or office, in the interior of a vehicle or in a mountain or sea where commercial power or automobile power is not supplied at all. Its purpose is to provide a multi-function multicharger device with built-in USB port that allows you to charge the battery of a mobile phone at any time, regardless of the location of the charger.

The above object of the present invention includes a rectifier circuit for rectifying an AC voltage to a DC voltage, including a transformer for lowering a commercial voltage, and a DC / DC conversion for converting a supplied DC voltage into a DC voltage required for battery charging. In constructing a multi-function multicharger device with a built-in USB port in which a circuit or the like is built into one body, a commercial power connection plug and a cigarette light cord for automobile battery connection are provided on the body so as to be folded. On one side of the body is formed a battery accommodating portion that can accommodate several batteries, but on the opening of the battery accommodating portion is provided with a lid body that can be opened and closed.

Therefore, in general homes or offices, the jack for charging voltage output is connected to the battery of the mobile phone, and normally, it is possible to unplug the commercial power supply plug which is built in the body's storage groove and plug it into a wall outlet and charge it. Unplug the cigarette light cord and plug it into the cigarette light outlet of the car.If you are unable to receive any external voltage, such as a mountain or fishing ground, open the lid of the rechargeable battery compartment and settle the required number of batteries. After that, since the mobile phone is charged using the output power of the battery, the usability of the charging device is very convenient, and only one charging device needs to be purchased, thereby reducing the economic burden of the consumer.

1 is a perspective view of the present invention.

Figure 2 is a front sectional view of the main part of the present invention.

3 is a perspective view showing a state of charging a rechargeable battery using a commercial power supply.

Figure 4 is a perspective view showing a state of charging a rechargeable battery using a cigar jack port of the car.

Figure 5 is a perspective view showing a multi-function multi-charger and a rechargeable battery insertion state built-in USB port.

Figure 6 is a perspective view showing a variety of uses of the multifunctional multi-charger with a built-in USB port.

7 is a circuit diagram of a USB connector.

8 is a stabilization charging circuit diagram and overcharge prevention circuit diagram

* Explanation of symbols for main parts of the drawings

1 body 2 integrated circuit board

4: Plug for commercial power connection

5: car cigar light cord 6: rechargeable battery

11, 12: plug and cord storage groove 13: rechargeable battery compartment

14: lid 21: trans

22 lens 23 lamp

24: lamp reflector 25: LED lamp

26: 3-stage switch 27: DC power jack

28: US Bijack 311: mobile phone

313: USB cable 314: PDA, GPS, notebook

315: cell phone hands free 316: DC power cable

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

Figure 1 shows a perspective view of the device of the present invention, Figure 2 is a main cross-sectional view of the main part of the device of the present invention and Figure 8 is an example of the stabilization charging circuit and the overcharge protection circuit, according to this, the transformer 21 for lowering the commercial voltage A rectifier circuit for converting an AC voltage into a DC voltage, a DC / DC conversion circuit and a charging circuit for converting the supplied DC voltage into a DC voltage necessary for charging the rechargeable battery 6. It is installed on the circuit board (2), it is installed in the body (1) having a rectangular box shape, the charge voltage output jacks 27, 28 which can be detachably connected to the battery pack of the mobile phone to the output of the circuit board. In constructing the charging device by installing),

Plugs and cord receiving grooves 11 and 12 are formed in the longitudinal direction at the upper and lower portions of the body 1, respectively, and the commercial power connection plug 4 and the cigarette lighter cord 5 for the vehicle battery are formed at the front thereof. To each folded so that

On one side of the body (1) is formed a rechargeable battery compartment (13) for accommodating several batteries (6) can be used for charging the mobile phone battery, but the lid body on the opening of the rechargeable battery compartment (13) (14) is characterized in that it is provided so that opening and closing is possible.

At this time, the commercial power connection plug 4 and the vehicle battery cigar light cord 5 are electrically connected to the integrated circuit board 2 inside the body 1 through the wires 8. In the commercial power connection plug (4) and the battery compartment for connecting the cigarette light cord (5) for the bottom portion of the body and the hole (1) as shown in FIG. Further, the shafts 41 and 51 protruding to both sides of the commercial power supply plug 4 and the vehicle battery connecting cigar light cord 5 are formed in a hollow rod shape so that the wire 8 is connected to the shaft. It may be to be introduced into the body (1) through a through hole drilled on (41) (51).

In addition, the both sides of the battery receiving portion 13 is formed with a locking groove 131 and the locking jaw 132, and the locking projection 141 and the elastic locking ring 142 on both sides of the lid 14. The protrusion protrusion 141 and the elastic locking ring 142 of the lid 14 are normally caught by the locking groove 131 and the locking step 132 of the battery accommodating part 13 so as to protrude. It prevents the opening and, if necessary, pull the elastic locking ring 142 to open.

Referring to the operation and effect of the device of the present invention configured as described above are as follows.

First, in the device of the present invention, a commercial power supply plug 4 and a car battery connecting cigarette light cord 5 are arranged to be folded with respect to the body 1, respectively, and one side of the body 1 Since the rechargeable battery accommodating part 13 capable of accommodating the two rechargeable batteries 6 is formed, it is possible to charge the rechargeable battery of the mobile phone using not only a commercial power source but also a vehicle battery and a general battery.

However, the plug and cord receiving grooves 11 and 12 having the commercial power connection plug 4 and the battery battery connecting cigarette light cord 5 are formed in the longitudinal direction at the upper and lower portions of the body 1. And the opening of the rechargeable battery compartment 13 is blocked by the lid 14 so that the appearance is beautiful and the volume can be minimized. Maintain state.

Mobile phone carrying a charging device of the present invention as described above. If you need to charge his battery due to frequent use of PDA and MP3, you can find out what kind of power is around and charge it using commercial power, car battery and battery.

If you want to charge the battery of the mobile phone in a normal home or office, connect the DC power jack 27 or the USB jack 28 to the battery of the mobile phone, the plug receiving groove 11 of the body (1) Unfold the plug (4) for the commercial power supply in the stored state and plug it into the outlet (6) installed on the wall, as shown in FIG.

When the commercial power supply plug 4 is unfolded and plugged into the outlet 6, the commercial power of 110V or 220V is lowered to a predetermined voltage by the transformer 21 and then rectified on the integrated circuit board 2. After rectifying to DC voltage by the circuit, it is applied to the battery of the mobile phone via the charging circuit, so that the battery for charging the mobile phone is automatically charged by the commercial power source.

Of course, at this time, since the vehicle cigar light cord 5 maintains the state accommodated on the cord receiving groove 12 of the body 1, the device of the present invention is plugged into the outlet 6 or kept in the plugged state. It doesn't get stuck or hurt its appearance.

In addition, when it is necessary to charge the battery of the mobile phone in the interior of the car, as described above, the DC power jack 27 or the USB jack 28 is connected to the battery of the mobile phone, and the commercial power connection plug 4 is described above. On the contrary, the car is driven from the cord accommodating groove 12 formed on the lower (or upper) surface of the body 1 in a state of being folded into the plug receiving groove 11 formed on the upper (or lower) surface of the body 1. Unfold the cigar light cord 5 and plug it into the cigar light outlet 7 installed in one side of the driver's seat of the vehicle as shown in FIG. 4, and the voltage output from the battery of the vehicle is installed on the integrated circuit board 2. After converting into a predetermined DC voltage through the DC conversion circuit is applied to the battery of the mobile phone through the charging circuit it is possible to automatically charge the battery for charging the mobile phone to the battery voltage of the car.

Of course, in this case, the commercial voltage connection plug 4 maintains a state accommodated on the plug receiving groove 11 of the body 1, so that the commercial voltage connection plug itself is not jammed or damaged. do.

On the other hand, when the battery voltage of the mobile phone is exhausted in a mountain or a fishing field, such as an area where commercial voltage or a battery voltage of a vehicle cannot be supplied, the commercial power connection plug 4 and a cigarette light cord for connecting a battery for a vehicle 5 and the number of ordinary or rechargeable batteries 6 required for the rechargeable battery compartment 13 in the state where the plug and cord receiving grooves 11 and 12 on the body 1 are respectively accommodated. Insert it together and connect the charging voltage output jacks 27 and 28 to the battery of the mobile phone. Then, the output voltage of the battery 6 passes through a DC / DC conversion circuit built on the integrated circuit board 2 to a predetermined DC voltage. After the conversion to the battery through the charging circuit is applied to the battery of the mobile phone battery pack can be automatically recharged with a common battery or rechargeable battery (6) voltage.

In addition, in general, a car stores a flashlight that can be used in an emergency, but a general-purpose battery used for a flashlight cannot be used in an emergency because a flashlight cannot be used after a certain period of time due to self discharge. The device of the invention is able to achieve a useful effect since it can always function as a flashlight in a fully charged state.

Receiving input power from the rechargeable battery (6) is selectively used in the three-stage switch (26), the first stage has a power-off function, the second stage has a function to always turn on the lamp 23 built in Figure 2 The third stage is characterized in that it has a function to see the effect of the direction indicator in the emergency by allowing the lamp 23 to blink by connecting a flashing circuit.

In addition, by installing one or more LED lamps 25 is characterized in that the state of charging and full charge display in two colors.

Therefore, the present invention can be used to charge the battery for the charging of the mobile phone in any situation or place, as well as to improve the usability of the charging device itself, as well as to reduce the economic burden of the consumer.

As described above, according to the present invention, in a general home or office, a battery for charging a mobile phone can be charged using a commercial power source. In a car, a battery for a mobile phone can be charged using a battery voltage of a car. In places where a certain voltage cannot be supplied from the outside, such as mountains or fishing grounds, the battery can be charged using the output voltage of ordinary batteries or rechargeable batteries. In addition, the usability of the charging device itself can be greatly improved, and the user only needs to purchase a single charging device, thereby reducing the economic burden of the consumer. Since the light cord can be placed on the receiving groove formed in the body, It is possible to minimize the blood is extremely useful inventions, such as cellular and storability are in very good condition.

Claims (5)

It is composed of a power supply line such as a charging circuit for charging the rechargeable battery by lowering the commercial voltage or charging the rechargeable battery by receiving DC power from a cigar jack of a car, and a flashing function of the lamp 23. A DC power jack 27 and a USB jack 28 in the body 1 having a quadrangular enclosure shape on one integrated circuit board 2, and a flashlight through a three-stage switch 26; In constructing a multi-function multicharger device with a built-in USB port that can perform multipurpose functions such as flashing lights, A power connection terminal receiving the commercial power and the power output from the cigar jack of the vehicle; Rectifier and stabilizer charging device for receiving a voltage signal output from the commercial power supply connection terminal to a constant DC voltage; Stabilization charging device for receiving a voltage signal output to the cigar jack terminal to maintain a constant DC voltage; An overcharge preventing device that converts the input voltage according to the current state of the rechargeable battery output from the stabilizing charger into a charging voltage of a predetermined level and controls the charging according to the temperature of the rechargeable battery and a set time; An LED lamp 25 displaying different colors when the battery is being charged or the charging is completed under the control of the overcharge preventing device; Rechargeable battery (6) for receiving and charging the power output by the control of the overcharge protection device; A three-stage switch (26) for receiving power output from the rechargeable battery as a means for supplying the lamp (23); A flashing device (22) for flashing the power passing through the three-stage switch in the lamp (23); And Multi-function multi-charger device with a built-in USB port, characterized in that it comprises a DC power jack (27) and the USB jack (28) for supplying the power output from the rechargeable battery to the outside. The multicharger device of claim 1, In order to represent the first display device for expressing that the lamp 23 is always lit by using the flashing circuit and the three-stage switch 26, and the second display device blinking the lamp flashes, The first stage of the three stage switch is turned off, the three stage switch is selected to select the second stage to select the first display device, and the three stage switch is selected to select the second display apparatus. Multi-function multicharger device with a built-in USB port, characterized by selecting three stages. The multicharger device of claim 1, The power output from the rechargeable battery 21, the DC power jack 27, and the USB jack 28 input terminals each have a function of an independent power supply jack, and the DC power jack 27; In order to interconnect with the power input of an external electrical device, the connection plug coupling type required by the electrical device is a DC power jack that is compatible with each other in order to interconnect with a power supply line. Multifunctional multicharger device with built-in USB port. The jack of claim 3, And a plurality of second LED lamps connected to the multijack to display a connection state with an external electric device and a charge state with the electric device. The multicharger device of claim 1, The stabilization charging circuit, the overcharge preventing circuit, the flashing circuit, the electronic circuit, the LED lamp 25, the three-stage switch 26, the jacks 27, 28, the lamp 23, the lamp reflector 24 is a multi-function multicharger device with a built-in USB port, characterized in that selectively made on a single printed circuit board (PCB).