KR20060050084A - Charging equipment for both mobile phone and dry cell - Google Patents

Abstract

The present invention relates to a mobile phone and a combined battery charging device capable of recharging a mobile phone and a battery as a single device, and recharges the mobile phone quickly using a portable battery when the mobile phone battery is discharged outdoors. will be.

According to the present invention, a housing 14 having at least one battery 10 and having a contact terminal 12 contacting both electrodes of the battery therein, and a power input provided outside the housing 14. A power supply cable 18 connected to the jack 16 and receiving power from an external power source such as a commercial AC power or a cigar jack power for a vehicle, and a power output jack 20 provided outside the housing 14. At the end, a connector 26 connected to the I / O port 24 of the mobile phone 22 is provided, and the mobile phone charging cable 28 outputs charging power to the mobile phone 22 side, and is embedded in the housing 14. The mobile phone charging unit 30 converts the power input from the outside to match the charging voltage of the mobile phone 22, and the inside of the housing 14, and converts the power input from the outside into the charging voltage of the battery 10 to the housing (14) to the inner contact terminal (12) Is connected to the battery charging unit 32, the battery charging unit 32 or the contact terminal 12, the voltage charged in the battery 10 or the voltage input from the battery 10 matches the charging voltage of the mobile phone 22 And a switching means 36 for switching the mobile phone charging unit 30 and the boosting circuit unit 34 to be connected to the power output jack 20. The power supply cable It is possible to charge both the mobile phone 22 and the battery 10 with the power input through the 18, the external power mode and the battery to charge the mobile phone 22 with an external power source by operating the switching means 36 There is provided a charging device for both a mobile phone and a battery, characterized in that it is possible to select a battery mode for charging the mobile phone 22 with (10).

Description

Charging equipment for both mobile phone and dry cell}

1 is a perspective view showing an embodiment of the present invention

2 is a block diagram conceptually illustrating the present invention.

<Description of Symbols for Main Parts of Drawings>

10. Battery 12. Contact terminal

14. Housing 16. Power Input Jack

18. Power supply cable 20. Power output jack

22. Mobile phone 24. I / O port

26. Connector 28. Mobile phone charging cable

30. Mobile phone charger 32. Battery charger

34. Booster circuit section 36. Switching means

38. First indicator 40. Second indicator

The present invention relates to a mobile phone and a combined battery charging device, more specifically, a single device can charge both the mobile phone and the battery, and when the mobile phone battery is discharged in the open air using a portable battery quickly The present invention relates to a mobile phone and a rechargeable battery charger.

In general, a mobile phone is charged using a charging device provided with a mobile phone. Mobile phone chargers usually charge the phone using an AC 220V commercial AC power supply or a DC 12V car cigarette lighter. Conventional mobile phone charging device is provided with an electrode terminal that the electrode of the mobile phone battery in contact with the cradle to mount the mobile phone, and charged by supplying the charging power to the mobile phone battery by a charging cable extending from the cradle.

Separately, portable devices such as portable cassette players, MP3 players, digital cameras, etc., are usually operated using at least one DC 1.5V battery. Conventional batteries have not been reused when the charged power supply is used up, but in recent years, it is common to recharge these batteries. A battery charger for charging a battery usually stores the battery in a housing, receives a commercial AC power source or a vehicle cigar power through a charging cable extending from one side of the housing, and converts it to match the charging voltage of the battery. .

The above-mentioned mobile phone charging device and battery charging device have different charging voltages, and different standards of the holder for accommodating the mobile phone and the battery are provided, respectively. In particular, in recent years, as the use of mobile phones and personal mobile devices is rapidly increasing, each individual purchases and uses a mobile phone charger and a battery charger separately. However, it is a significant economic burden to separately purchase each charging device having a similar charging method, and in particular, there is a problem that the risk of loss for each device increases as each charging device having a high frequency of use is individually managed.

On the other hand, the mobile phone consumes more power during talk time than standby time. Therefore, in many cases, it is difficult for the businessmen with high call volume to predict the discharge time of the battery in advance. For example, business people often experience sudden cell phone battery discharges while operating outdoors, which can lead to huge operating losses, such as missing important work calls if the phone is not recharged immediately.

When the mobile phone battery is discharged outdoors, a method of immediately recharging the battery may be charged using a cigar jack power of a vehicle, or a charge charging service may be obtained at a store that performs a quick charging service.

However, a person who does not own a vehicle may not use the vehicle charging device, and even a vehicle owner may not be able to quickly charge a mobile phone when the vehicle is parked at a far distance. In addition, even if there are no businesses that provide quick charging service nearby, the same is true that the mobile phone can not be charged quickly.

The present invention is to solve the above problems, an object of the present invention can charge both the mobile phone and the battery in a single device, so that the user can eliminate the burden of separately purchasing and managing each charging device, outdoor Provides a mobile phone and battery charger that enables you to recharge your phone instantly using a portable battery when your phone's battery suddenly runs out of power so you can avoid missing important phone calls, such as a business phone outdoors. It is.

According to the present invention, a housing 14 having at least one battery 10 and having a contact terminal 12 contacting both electrodes of the battery therein, and a power input provided outside the housing 14. A power supply cable 18 connected to the jack 16 and receiving power from an external power source such as a commercial AC power or a cigar jack power for a vehicle, and a power output jack 20 provided outside the housing 14. At the end, a connector 26 connected to the I / O port 24 of the mobile phone 22 is provided, and the mobile phone charging cable 28 outputs charging power to the mobile phone 22 side, and is embedded in the housing 14. The mobile phone charging unit 30 converts the power input from the outside to match the charging voltage of the mobile phone 22, and the inside of the housing 14, and converts the power input from the outside into the charging voltage of the battery 10 to the housing (14) to the inner contact terminal (12) Is connected to the battery charging unit 32, the battery charging unit 32 or the contact terminal 12, the voltage charged in the battery 10 or the voltage input from the battery 10 matches the charging voltage of the mobile phone 22 And a switching means 36 for switching the mobile phone charging unit 30 and the boosting circuit unit 34 to be connected to the power output jack 20. The power supply cable It is possible to charge both the mobile phone 22 and the battery 10 with the power input through the 18, the external power mode and the battery to charge the mobile phone 22 with an external power source by operating the switching means 36 There is provided a charging device for both a mobile phone and a battery, characterized in that it is possible to select a battery mode for charging the mobile phone 22 with (10).

According to another feature of the invention, the rear end of the switching means 36, the first indicator (38) to indicate when the external power mode is selected by the switching means 36 and the battery by the switching means 36 When the mode is selected, the second indicator 40 for displaying the mobile phone and the combined battery charging device are provided.

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings. 1 is a perspective view showing an embodiment of the present invention, Figure 2 is a block diagram conceptually showing the present invention.

Referring to this, the mobile phone and battery combined charging device of the present invention can charge both the mobile phone and the battery with a single charging device, it is possible to select the mode for charging the mobile phone by the external power source and the mobile phone by the battery charging mode. It is a charging device. The battery mentioned in the present invention is a rechargeable dry cell.

In the embodiment of FIG. 1, the housing 14 of the present invention accommodates two 1.5V batteries 10 therein, and the contact terminal 12 in which both electrodes of the battery 10 are in contact with the inside of the housing 14. ) Is provided. Of course, the number of batteries 10 accommodated in the housing 14 may be determined as one or more than two. A power input jack 16 and a power output jack 20 are provided in front of the housing 14. The power input jack 14 is connected to a power supply cable 18 that receives power from the outside and transfers the power to the charging circuit in the housing 14. The power supply cable 18 is an adapter cable that is connected to a commercial AC power source and converts AC power into a DC power source having an appropriate voltage and current, or a cigar power cable that is connected to a vehicle cigar jack to receive battery power of the vehicle. Can be. Mobile phone charging cable 28 for supplying power to the mobile phone 22 is connected to the power output jack 20. The end of the mobile phone charging cable 28 is provided with a connector 26 connected to the I / O port 24 of the mobile phone 22. Since the I / O port 24 of the cellular phone 22 has recently been integrated into a single form, the connector 26 also has an integrated form, but the conventional cellular phone 22 has a different form of the I / O port 24. May be provided in different types of connectors 26 in correspondence with the &quot; On the other hand, the external side of the housing 14 is exposed to the switching means 36 for selecting the external power mode for charging the mobile phone 22 with an external power source and the battery mode for charging the mobile phone with the battery 10. In addition, the upper part of the housing 14 is mounted so that the first indicator 38 and the second indicator 40 indicating whether the mode currently selected by the switching means 36 are the external power mode or the battery mode are exposed. . In the illustrated embodiment, the housing 14 further includes a cover 42 for preventing the battery 10 from being separated, and the cover 42 has a guide groove formed on the side of the housing 14. Slide along 44).

Referring to the block diagram of FIG. 2, a charging circuit for charging the mobile phone 22 and the battery 10 by receiving an external power source in the housing 14, and charging the mobile phone 22 using the battery 10. A booster circuit for boosting the voltage of the battery 10 so as to be able to do so, and a switching circuit unit for switching the external power source and the power source of the battery 10 to be delivered to the mobile phone 22. First, when a DC 12V power is input from a power supply cable such as an adapter cable or a vehicle cigar power cable, the power distribution unit 46 distributes the power to the mobile phone charging unit 30 and the battery charging unit 32. The mobile phone charging unit 30 converts the power of DC 12V into DC 3.6V or 4.2V, which is the charging voltage of the mobile phone 22, and outputs the converted power. The battery charger 32 converts a DC 12V power source into a DC 1.5V and supplies it to the contact terminal 12 inside the housing 14. If the battery 10 is stored in the housing 14, the external battery 10 immediately starts charging while the external power is supplied. In addition, if the mobile phone charging cable 28 is connected to the mobile phone 22, the mobile phone 22 also starts charging. In this case, an ON / OFF button for selecting charging of the mobile phone 22 may be provided at the connector 26 of the mobile phone charging cable 28. In the state in which the external power is input, the charging device of the present invention starts charging the mobile phone 22 and the battery 10 at the same time.

Meanwhile, as shown in the block diagram of FIG. 2, the booster circuit unit 34 is further connected to the output terminal of the battery charger 32. The booster circuit unit 34 is connected to the battery charging unit 32 or the contact terminal 12 inside the housing 14, so that the voltage charged in the battery 10 or the voltage input from the battery 10 may be changed. Step up to match the charging voltage of DC 3.6V or 4.2V. The output of the mobile phone charger 30 and the output of the booster circuit 34 are selectively switched by the switching means 36 and supplied to the power output jack 20. At this time, preferably, the first indicator 38 and the battery 10 which are turned on when the external power mode for charging the mobile phone 22 with the external power source by the switching means 36 at the rear end of the switching means 36 are selected. When the battery mode for charging the mobile phone 22 is selected, the second indicator 40 which is turned on is further connected, so that the user can easily check what the current charging source of the mobile phone 22 is.

As described above, the mobile phone and battery combined charging device of the present invention receives an external power source so that the mobile phone charging unit 30 and the battery charging unit 32 separately match the charging voltages of the mobile phone 22 and the battery 10. After converting the power, the cell phone 22 charges through the cell phone charging cable 28, and the battery 10 charges in the housing 14. Therefore, the mobile phone 22 and the battery 10 can be charged by a single charging device, thereby eliminating the burden of separately purchasing and managing each charging device from a user's point of view. In addition, the booster circuit unit 34 built in the housing 14 boosts the voltage charged in the battery 10 or the voltage input from the battery 10 to match the charging voltage of the mobile phone 22, and the switching means 36. According to the switching operation of), it is possible to charge the mobile phone 22 from the battery 10 instead of charging the mobile phone 22 only with an external power source. Therefore, while carrying the housing 14, which is provided in a compact size, which is relatively easy to carry, it is possible to charge the mobile phone 22 by using the battery 10. Those who have difficulty in predicting the discharge time of the mobile phone battery can immediately charge the mobile phone 22 outdoors.

The present invention described above is not limited to the above-described embodiments and the accompanying drawings, and various substitutions, modifications, and changes are possible in the art without departing from the technical spirit of the present invention. It will be clear to those of ordinary knowledge.

As described above, according to the present invention, by charging the mobile phone and the battery separately from the mobile phone charging unit and the battery charging unit by receiving an external power, it is possible to charge both the mobile phone and the battery as a single device, the user each charging device It is economically useful and easy to manage because it does not need to be purchased and managed separately, and it is relatively easy to carry by charging the cell phone by using an external power source and a battery by boosting the voltage of the battery through the booster circuit unit. It is possible to provide a mobile phone and a battery charger that can carry a housing in one size and can immediately charge the mobile phone at any time outdoors.

Claims (2)

A housing 14 having at least one battery 10 and having a contact terminal 12 contacting both electrodes of the battery therein, and a power input jack 16 provided outside the housing 14. Connected to a power supply cable 18 which receives power from an external power source such as a commercial AC power or a cigar jack power for a vehicle, and a power output jack 20 provided outside the housing 14, and at the end thereof, a mobile phone 22. A mobile phone charging cable 28 having a connector 26 connected to an I / O port 24 of a) and outputting charging power to a mobile phone 22 side, and a power source built in the housing 14 and input from the outside To the charging voltage of the mobile phone 22 and the mobile phone charging unit 30 and the inside of the housing 14 and the power input from the outside is converted into the charging voltage of the battery 10 to the inside of the housing 14 Battery charging unit 32 to transfer to the contact terminal 12 And a booster circuit unit connected to the battery charger 32 or the contact terminal 12 and boosting a voltage charged in the battery 10 or a voltage input from the battery 10 to match the charging voltage of the mobile phone 22. And a switching means 36 for switching the mobile phone charging unit 30 and the booster circuit unit 34 to the power output jack 20, and through the power supply cable 18. The mobile phone 22 and the battery 10 can be charged by the input power, and the mobile phone is connected to the external power mode and the battery 10 to charge the mobile phone 22 with an external power source by operating the switching means 36. (22) A cell phone and a battery charger, characterized in that it is possible to select a battery mode for charging. The method of claim 1, wherein the rear end of the switching means 36, the first indicator 38 to indicate when the external power mode is selected by the switching means 36 and the battery mode by the switching means 36 When selected, the second indicator 40 for displaying the mobile phone and battery combined charging device, characterized in that the configuration is further connected.

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