JP3090290U - Auxiliary charger for mobile phone - Google Patents

Abstract

(57) [Problem] To provide an auxiliary charger for a mobile phone which can be used as a standby power source which can be easily charged if there is a light source such as the sun or an incandescent lamp or a fluorescent lamp anytime and anywhere. An auxiliary charger for a mobile phone including a solar cell configured to be detachably connected to the mobile phone.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to an auxiliary charger for a mobile phone, and more particularly to an auxiliary charger for a mobile phone that can be used effectively in an emergency or when it is necessary to maintain a lifeline. is there.

[0002]

[Prior art]

 At present, the spread of mobile phones has become so ubiquitous that the number of young people alone is approaching the level of about 30 million units, and not only businessmen, but also elderly people, and even most junior and senior high school youths, have retained them. It is not uncommon for families to have a few vehicles.

[0003] However, the charging of the rechargeable battery built in the mobile phone is mostly performed at home or at work, and the charging cord and A / C adapter taken from a general power supply are used for a long time. Other than travel, each mobile phone user generally does not carry a normal living mode.

[0004]

[Problems to be solved by the invention]

 However, in the above-mentioned mobile phone user's life mode, if both batteries are lost during a call, transmission / reception of information, call operation, etc. The cell phone is useless unless it is charged using a charger with a charging cord located in an office.

Of course, it is necessary to go to a dedicated store such as NTT DoCoMo, J-Phone, or au, or go to a supermarket or a convenience store, and charge the battery in some cases.

As such an emergency charging tool, a battery charger in the form of a lighter containing about two manganese batteries is commercially available in large quantities.

However, a battery using any kind of emergency plug-in simple charger (which can be inserted into an external connection terminal or a socket at the bottom of a mobile phone) is a non-rechargeable primary battery. Yes, the mobile phone itself is a disposable type, and the power consumption of the mobile phone itself is increased due to the enlargement and colorization of the display screen 11, and even if the simple charger is used, the battery does not last long and runs out. It has to be replaced again with a new primary battery.

Further, even if the user has the above-mentioned simple charger, if the battery is not used for a long time, the battery will be discharged spontaneously, and in case of emergency charging, only a small amount of battery energy is required for each mobile phone. It is the voice of the user who feels anxious about bequesting such an emergency power source for the primary battery because it cannot be refilled.

[0009] Similarly, a mobile phone cannot be used for a long time in a place where electricity is not available and a normal charger cannot be used, or a long-term stay in a remote place where there is no place to purchase the simple charger described above. In the event that a power line in an urban area is destroyed by an earthquake, typhoon, or other disaster, a terrorist incident, or a distress incident in the mountains or on the sea, A mobile phone can function as an emergency lifeline, but if the rechargeable battery of the mobile phone runs out of electrical energy, it will no longer be able to function as an emergency lifeline.

An object of the present invention is to solve the above-mentioned problems in the prior art, and to provide a spare power supply that can be easily charged at any time and anywhere if there is a light source such as the sun or an incandescent lamp or a fluorescent lamp. An object of the present invention is to provide an inexpensive, lightweight, and portable mobile phone auxiliary charger that can be used and exert its power in the event of a battery exhaustion in an emergency.

[0011]

[Means for Solving the Problems]

 The present invention basically adopts the following technical configuration in order to achieve the above object.

That is, the auxiliary charger for a mobile phone according to the present invention is an auxiliary charger for a mobile phone that includes a solar cell detachably connected to the mobile phone.

[0013]

[Embodiment of the invention]

 The mobile phone auxiliary charger according to the present invention adopts the basic technical configuration as described above, and is flat and has the same size as a notebook, a business card, or the size of a telephone card or a credit card. Or, it is an auxiliary charger for a mobile phone made of a solar cell which is extremely convenient in form because it is formed in a shape or size similar to the above. It is possible to carry it in the outer pocket of the mobile phone, etc., and when the rechargeable battery of the mobile phone runs out of electricity, the auxiliary charger of the present invention can be connected to the external connection terminal of the mobile phone. By inserting and inserting the solar cell part of the auxiliary charger with light, it becomes possible to charge the rechargeable battery of the mobile phone. There is, it is possible to effectively use in order to maintain a lifeline in the event of a disaster.

[0014]

【Example】

 Hereinafter, the mobile phone auxiliary charger of the present invention will be described in detail.

That is, FIG. 1A is a front view showing a configuration of one specific example of the auxiliary charger 1 for a mobile phone according to the present invention, and FIG. 1B is a view according to the present invention. It is a side view which shows the structure of one specific example of the auxiliary charger 1 for mobile telephones.

FIG. 1 shows a mobile phone auxiliary charger 1 including a solar cell 2 configured to be detachably connectable to an appropriate mobile phone 10.

Further, in FIG. 1, the auxiliary charger 1 is preferably formed in a thin plate shape.

In the present invention, the configuration of the solar cell 2 is not particularly limited, and a well-known solar cell 2 can be used. Preferably, the silicon-based solar cell 2 is used. Is used.

On the other hand, in the mobile phone auxiliary charger 1 according to the present invention, the main body of the solar cell 2 used is constituted by a flat plate having a thickness as thin as possible. It is preferable that the size, that is, the size, is the same as or similar to the size of, for example, a notebook, a business card, a credit card, or a telephone card.

To manufacture the solar cell 2 used in the auxiliary charger 1 of the present invention, for example, a solar cell formed in a large flat or flat panel shape is preliminarily configured to cut the solar cell. The solar cell 2 is cut into pieces having the above-mentioned size and size using a cutting device, and then the separated individual solar cells 2 are covered with a plastic cover or case 8. Then, the light receiving surface of the solar cell 2 is configured to be exposed to the outside.

On the other hand, in the mobile phone auxiliary charger 1 according to the present invention, the auxiliary charger 1 is provided with a connection portion 3 with which the external connection terminal portion 13 of the mobile phone 10 is engaged. It is desirable that the current output from the solar cell 2, that is, the electric energy, that is, an appropriate current or voltage for charging the charging battery 12 of the mobile phone 10 is provided inside the connection portion 3. It is necessary that the control circuit 9 is arranged.

Further, the connecting portion 3 provided in the auxiliary charger 1 according to the present invention may be provided with a connector portion 4 that fits into the external connection terminal portion 13 of the mobile phone 10. is necessary.

There are various types of mobile phones 10 used in the present invention, and the shape of the external connection terminal section 13 in each mobile phone 10 is different.

Therefore, in the present invention, it is preferable to set the shape of the connector portion 4 provided in the connection portion 3 to a shape suitable for the external connection terminal portion 13 of each mobile phone 10. .

Therefore, in one specific example of the present invention, a plurality of types of auxiliary chargers 1 having the connector portions 4 that are adapted to the respective external connection terminal portions 13 of the mobile phone 10 formed in different formats are prepared. Things.

In another specific example, the connector section 4 of the connection section 3 is configured to be detachable, and a plurality of connector sections 4 respectively adapted to the external connection terminal sections 13 of a plurality of types of mobile phones 10 in advance. Alternatively, they may be prepared individually and supplied to the user as a set.

That is, in the present invention, the connector section 4 provided on the connection section 3 is provided with the external connection terminal section 13 provided separately on a plurality of types of mobile phones 10 having different structures. The connector may be configured so that a plurality of types of connector portions that can be individually fitted into the connector can be used interchangeably.

Further, in the connection section 3 in the present invention, the output section (not shown) of the solar cell 2 and the control circuit 9 and the connector section 4 are connected to each other by appropriate wiring or appropriate connection. Needless to say, they are electrically connected by a circuit.

On the other hand, the control circuit 9 according to the present invention may be provided with, for example, a voltage adjusting circuit 15 or a booster for increasing the voltage generated by the solar cell 2 to a predetermined voltage. The circuit 16 may be provided.

As another specific example of the present invention, it is preferable that the connection portion 3 is provided with a cap portion 5 for protecting the connector portion 4 in a detachable manner.

The cap 5 is desirably held on a part of the auxiliary charger 1 via an appropriate cord, chain, tape, strap, or the like 7.

Similarly, the auxiliary charger 1 according to the present invention may be provided with an appropriate cord, chain, tape, strap, or the like 15 so as to be easily held by a user.

As described above, the auxiliary charger 1 for a mobile phone according to the present invention is, for example, a solar cell 2 formed in a flat plate having a thickness of about several mm to 10 mm. It is composed of a main body 20 mainly composed of a solar cell 2 cut to the size of a business card, and uses the solar cell 2 as a backup power source to form a secondary battery of the mobile phone 10. It is configured to charge the battery 12 configured as follows.

Therefore, when the battery runs out in an emergency as described above, it is possible to exert its power.

In a conventional emergency charging device including a disposable primary battery, since the battery is disposable, it is a complete waste of resources from an ecological point of view and causes pollution.

On the other hand, in the auxiliary charger 1 for a mobile phone according to the present invention, the solar cell 2 can be used semi-permanently, and since the energy source is the sun or a light source, the generation of pollution is avoided. It is an auxiliary charger for mobile phones that is suitable for ecology.

In particular, in the event of an earthquake or other disaster, when electricity at home or office cannot be used, or when a disaster occurs at a winter mountain, a summer mountain, or the like, an emergency evacuation lifeline for rescue is provided by a mobile phone 10 Is limited to

In particular, a victim who has been buried alive with rubble in an earthquake or the like wants to know his whereabouts, and continues to make calls or use ringtones to inform his whereabouts. The utility of mobile phones is great.

However, when the capacity of the rechargeable battery or the primary battery for emergency built in the mobile phone 10 is exhausted, only the solar cell 2 having good conversion efficiency can be used.

Therefore, as in the present invention, if there is a solar cell 2 that is small and lightweight, and yet large enough to fit in a shirt pocket or the like, it can be used semi-permanently as a lifeline without replacing the battery. It is possible and does not discharge spontaneously unlike primary batteries. Needless to say, if sunlight is available, it can be used to continue making calls using the mobile phone for a long period of time, or to ring a ringtone to notify the user of his / her location, thereby increasing reliability.

The specification of the rechargeable battery built into the mobile phone 10 which is the target of the mobile phone auxiliary charger 1 used in the present invention is generally about 3.6 V and about 550 mAh. It is used.

Accordingly, assuming that the size of the solar battery 2 used in the auxiliary charger 1 for a mobile phone in the present invention is, for example, a business card size, a charge of 50 mAh at 6.72 V is performed. Because of its ability, 11 hours is enough to fully charge the mobile phone 10 to 100%.

It is to be noted that at least 30% of the charged state is sufficient for talking in an emergency and receiving or transmitting information.

That is, in general, even if the battery is not fully charged, only 50% or 30% of the charging capacity can be obtained in a single charging process. It is possible to secure enough talk time.

In addition to the sun, it is possible to receive power sufficiently with incandescent lamps during nighttime when there is no disaster.

In the present invention, the charging operation of the battery 12 of the mobile phone 10 by the solar cell 2 generally employs a trickle charging method, so that there is almost no adverse effect on the battery 12.

On the other hand, as described above, since the mobile phone 10 has a different voltage depending on the type, for example, a very small regulator is mounted in the connection section 3 to make the mobile phone 10 It is also desirable that the operation is performed smoothly without any mistake.

At present, the types and structures of the mobile phones 10 are different from each other depending on, for example, NTT DoCoMo, J-phone, au (CDMAone), and the like. Since the shape and structure of the external connection terminal section 13 are different, the structure of the connector section 4 to be connected to the external connection terminal section 13 must be designed to be different for each mobile phone.

Therefore, in the present invention, the connector part 4 of the connection part 3 in each of the mobile phone auxiliary chargers 1 is designed in a shape suitable for the type of each mobile phone 10 and the solar cell 2 is an example. Therefore, in this specific example, the auxiliary charger 1 for a mobile phone for a NTT DoCoMo mobile phone and the auxiliary charger 1 for a mobile phone for a J-phone mobile phone are provided. Alternatively, an auxiliary charger 1 for a mobile phone for an au (CDMAone) mobile phone is separately manufactured and sold. Further, as another specific example of the present invention, a plurality of types of connector portions 4 adapted to the respective external connection terminal portions 13 of a plurality of types of mobile phones 10 are prepared for one mobile phone auxiliary charger 1. Thus, it is also possible to sell the portable charger 1 as a set in the mobile phone auxiliary charger 1. In this case, the connector 4 is detachably attached to the connection 3. As a special mechanism, a user is configured to attach and use an appropriate connector portion 4 as necessary.

Therefore, in any of the above specific examples, the mobile phone auxiliary charger 1 equipped with a plurality of different connector sections 4 or a combination of a plurality of different connector sections 4 is set. The mobile phone auxiliary charger 1 is manufactured, and its label is displayed on its packaging box, which is left to the consumer's choice.

[0051]

[Effect of the invention]

 Since the auxiliary charger for a mobile phone according to the present invention has the above-mentioned technical configuration, it solves the above-mentioned problems in the prior art, and can use the solar or incandescent lamp or fluorescent light anytime and anywhere. If there is a light source such as a lamp, it can be used as a backup power supply that can be easily charged, and it can be used in the event of battery exhaustion in an emergency. It has the effect of providing

[Brief description of the drawings]

FIG. 1A is a front view showing a configuration of a specific example of an auxiliary charger for a mobile phone according to the present invention; FIG.
(B) is a side view thereof.

FIG. 2 is a front view showing an example in which the mobile phone auxiliary charger according to the present invention is connected to a mobile phone.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Auxiliary charger for mobile phones 2 Solar cell 3 Connection part 4 Connector part 5 Cap part 6, 7 String, chain, tape, strap 8 Covering part 9 Control circuit 10 Mobile phone 11 Display part 12 Battery 13 External connection terminal part 15 Voltage Adjustment circuit 16 Boost circuit 20 Main unit

Claims (10)

[Utility model registration claims] An auxiliary charger for a mobile phone including a solar cell configured to be detachably connected to the mobile phone. 2. The auxiliary charger for a mobile phone according to claim 1, wherein the auxiliary charger is formed in a thin plate shape. 3. The auxiliary charger for a mobile phone according to claim 1, wherein the solar cell is a silicon-based solar cell. 4. The battery charger according to claim 1, wherein the auxiliary charger is formed to have a size similar to or close to the size of a notebook, a business card, a credit card, a telephone card, or the like. Auxiliary charger for mobile phones as described. 5. The mobile phone according to claim 1, wherein the auxiliary charger is provided with a connection portion with which an external connection terminal portion of the mobile phone is engaged. Auxiliary charger. 6. The auxiliary charger for a mobile phone according to claim 5, wherein the connection portion is provided with a connector portion that fits into an external connection terminal portion of the mobile phone. 7. The auxiliary charger for a mobile phone according to claim 1, wherein a voltage adjusting circuit is provided at the connection portion. 8. The mobile phone according to claim 1, wherein the connection unit includes a booster circuit that boosts a voltage generated by the solar cell to a predetermined voltage. For auxiliary charger. 9. A plurality of types of connector portions provided on the connection portion, the plurality of types of connector portions which can be individually fitted to the external connection terminal portions individually provided for a plurality of types of mobile phones having different structures. The auxiliary charger for a mobile phone according to any one of claims 1 to 8, wherein the auxiliary charger is configured to be used interchangeably. 10. The auxiliary charger for a mobile phone according to claim 1, wherein the connection portion is provided with a cap portion for protecting the connector portion.