JP3122392U - Charger for mobile phone - Google Patents

Abstract

Provided is a mobile phone charger that can be applied to mobile phones having various shapes of power receiving terminals, is compact and has excellent portability, and does not require a cover.
A power supply unit that accommodates a battery and is connected as a power supply source, an output control unit that outputs power from the power supply unit to a main body external output terminal, and a main body that outputs power to the outside of the connection destination An input / output terminal exchange connector having an external output terminal, an input terminal connected to the external output terminal of the main body, and an output terminal connected to the power receiving terminal of the mobile phone is provided. A locking member is provided at the position facing the connector, and when the input / output terminal exchange connector is joined to the main body external output terminal, the input / output terminal exchange connector is inserted and engaged against the lock member. When releasing the I / O terminal replacement connector having an output terminal that can be connected to the different power receiving terminal according to the shape of the different power receiving terminal. And replaceable depending on the type of the machine.
[Selection] Figure 2

Description

  The present invention relates to a charger for a mobile phone that uses a stored battery as a power supply source.

Battery chargers for mobile phones that contain batteries and are used as a power supply source are known and various types of chargers are in circulation.
Currently, in Japan, for example, the shape of a power receiving terminal of a mobile phone is different for each of DIGITAL, FOMA, and Cdma, and there are three types. If there are such a plurality of types of power receiving terminals, a plurality of types of chargers that are joined to the respective power receiving terminals are required.

Therefore, it is conceivable to attach a connector for exchanging the shape of the output terminal of the charger to the charger for convenience.
For example, Patent Document 1 “Charging Method for Mobile Phone Built-in Battery and Charging Device for Mobile Phone” is attached with an input / output terminal exchange connector that is detachable to the output terminal of the main body of the charger and changes its terminal shape. A configuration is disclosed.
With such a configuration, there is an advantage that a plurality of types of mobile phones can be charged with a single charger.
However, since the output terminal of the charger main body has a shape protruding from the charger main body, there is a difficulty in portability. Moreover, a cover is required to protect the protruding portion, and it is difficult to improve the design. Furthermore, if the input / output terminal exchange connector is connected to the output terminal of the charger body, it is bulky and cannot be covered.
JP2003-273976

  Therefore, the present invention can be applied to mobile phones with various shapes of power receiving terminals by improving the form of the output terminal of the charger body and the input / output terminal exchange connector that changes the terminal shape, and is compact. It is an object of the present invention to provide a mobile phone charger that is excellent in portability and does not require a cover, or is provided in a form that allows the cover to be used for portability and the like, and that is rich in design.

In order to achieve the above object, a mobile phone charger of the present invention has the following configuration.
That is, in a battery built-in type charger that is detachably connected to a mobile phone and supplies power to the mobile phone, a power supply unit that houses the battery and is connected as a power supply source, and a power supply unit A main body having an output control unit that outputs power to the main body external output terminal, a main body external output terminal that outputs power to the outside of the connection destination, an input terminal connected to the main body external output terminal, and a mobile phone An input / output terminal exchange connector having an output terminal connected to the power receiving terminal of the telephone, a lock member is provided at a position facing the input / output terminal exchange connector of the main body external output terminal, and the input / output terminal exchange connector is When joining to the external output terminal, it is inserted and engaged against the lock member, and when releasing the input / output terminal replacement connector from the main body external output terminal, I / O terminal replacement connector having an output terminal that can be connected to a different power receiving terminal according to the shape of the power receiving terminal that differs depending on the type of mobile phone. It is possible to replace it accordingly.

  Here, the main body external output terminal is constituted by a convex body composed of an end portion of a plate-like printed board positioned inwardly from the outer shape of the main body, and the input terminal of the input / output terminal replacement connector is printed on the printed terminal. The form constituted by the concave body to which the end portion of the substrate is fitted is effective because it can make the cover unnecessary.

  Alternatively, the external output terminal of the main body is constituted by a plug that can be fitted into the concave and convex located inside the outer shape of the main body, and the input terminal of the input / output terminal replacement connector is the other plug into which the plug is fitted. Even if it is configured, the cover can be used effectively so as to be rich in portability and design.

  Similarly, the external output terminal of the main body is configured with metal contacts that are recessed inward from the outer shape of the main body, and the input terminal of the input / output terminal replacement connector is configured with metal contacts that engage with the metal contacts. However, the cover can also be used effectively for portability and design.

  In addition, a plurality of input / output terminal replacement connectors attached depending on the type of mobile phone can be detachably attached to a strap attached to the battery's main body to attach / detach the input / output terminal replacement connector. You may contribute to convenience.

  According to the present invention, a single charger can be used with a simple operation for mobile phones with various shapes of power receiving terminals. Further, it is compact and excellent in portability, and a cover can be made unnecessary. Alternatively, the cover can be used for improving portability and the design can be improved.

Embodiments of the present invention will be described below with reference to the drawings.
Here, a battery having a substantially rectangular parallelepiped shape that accommodates two AA batteries and has a flat general shape is illustrated. However, the type of the built-in battery is arbitrary as long as it is a commercially available battery, and the number of batteries can be appropriately selected from 1 to 4, and the shape of the charger main body and the like can be appropriately changed in design.

FIG. 1 is a perspective view of a charger according to the present invention, and FIG. 2 is a perspective view of a state in which the cover is removed.
The charger includes at least a main body (10) and an input / output terminal exchange connector (20).
In this embodiment, the cover (40) is provided and the outer surface is smooth.
The general shape of the main body (10) is a substantially rectangular parallelepiped shape in which the connection terminal does not protrude and the periphery is substantially flat, and is slightly larger than the battery to be accommodated, and is compact and adapted for convenience of carrying.
The main body (10) includes a battery accommodating part that is opened and closed by a battery cover (12), a power supply part composed of contacts and wiring with the accommodated battery, and an external body that outputs power to the outside of the connection destination. An output terminal (13) and an output control unit (14) for outputting power from the power supply unit to the main body external output terminal (13) are provided.

  The main body external output terminal (13) is recessed inside the outer shape of the main body (10), and the main body external output terminal (13) and the input terminal (22) of the input / output terminal exchange connector (20) are also uneven. Consists of plugs that can be fitted. Conventionally known plugs can be used as appropriate.

In the upper part of the main body (10), an elastic body (16) such as a spring is disposed as a lock member facing the input / output terminal exchange connector (20). The locking member fixes the input / output terminal exchange connector (20) to the main body (10) and stably joins the input terminal (22) of the input / output terminal exchange connector (20) to the main body external output terminal (13). In addition, the elastic body is not necessarily provided.
In addition, a groove-like locking portion (24) that engages with a locking piece (18) protruding in series with the release button (17) is provided on the side of the input / output terminal replacement connector (20).
When the input / output terminal replacement connector (20) is joined to the main body external output terminal (13), it is inserted against the elastic body (16), and the locking piece (18) is engaged with the locking portion (24). By combining, the joint holding of both is stabilized.
Here, the locking piece (18) and the locking portion (24) need only be engaged with each other, so that the locking piece (18) is convex and the locking portion (24) as in the illustrated example. However, the engaging piece (18) may be concave and the engaging portion (24) may be convex.

  On the other hand, in order to open the input / output terminal exchange connector (20) from the main body (10), the release button (17) is pushed, the locking piece (18) is released from the locking part (24), and the input / output terminal is released. Free the exchange connector (20).

  An elastic body may be provided below the main body external output terminal (13). Then, when the release button (17) is pressed to release the input / output terminal exchange connector (20), the input / output terminal exchange connector (20) is pushed up by the restoring force of the elastic body, so that it can be removed smoothly. become.

  Also, a rod-like body that moves up and down in conjunction with the operation of the release button (17) is provided below or in the vicinity of the main body external output terminal (13), and when the release button (17) is pressed, the rod-like body The input / output terminal replacement connector (20) may be designed to be pushed up.

FIG. 3 is a front view of a charger according to another embodiment, FIG. 4 is a plan view of the main body, and FIGS. 5 and 6 are a front view and a bottom view of the input / output terminal replacement connector.
The connection configuration of the main body external output terminal (13) and the input / output terminal replacement connector (20) corresponding to the power receiving terminal type of the mobile phone to be charged is different from the above embodiment.

In the illustrated example, two input / output terminal exchange connectors (20) and (20) of different types are connected to the strap (30) inserted through the hole (11) provided in the main body (10). 21). The number of the input / output terminal exchange connectors (20) inserted into the strap (30) is arbitrary, and for example, three may be attached for DIGITAL, FOMA, and Cdma. Moreover, you may connect the input / output terminal exchange connector (20) used normally to a main-body part (10).
Furthermore, without providing the hole (21), the input / output terminal replacement connector (20) may be accommodated in a capsule-shaped package provided with the same hole, and then inserted into the strap for attachment. .

A lamp (15) whose brightness changes according to the voltage of the battery is provided on the surface of the main body (10), and indicates the time for battery replacement.
This lamp (15) can be used for checking the capacity of a battery used for other purposes by accommodating an arbitrary battery and checking the brightness at that time.

  The main body external output terminal (13) is located inside the upper portion of the main body (10), and is disposed in a form recessed from the outer shape of the main body (10). That is, a groove (13a) having a substantially rectangular parallelepiped shape or the like is provided in the upper part of the main body (10), and a plate-like projecting piece (13b) is erected at a substantially central part thereof, and the projecting piece (13b) Electrical contacts are attached to the outer periphery. The projecting piece (13b) is composed of a convex body formed of an end portion of a plate-like printed board.

The main body external output terminal (13) is connected to an input / output terminal exchange connector (20) corresponding to the power receiving terminal type of the mobile phone to be charged.
The input / output terminal exchange connector (20) includes an input terminal (22) connected to the main body external output terminal (13) and an output terminal (23) connected to the power receiving terminal of the mobile phone.

The input terminal (22) of the input / output terminal replacement connector (20) has a projecting piece (22a) having a substantially rectangular parallelepiped shape or the like that engages with a groove (13a) provided in the upper portion of the main body (10). A groove (22b) into which the protrusion (13b) of the main body external output terminal (13) is fitted is provided on the inner side of the protrusion (22a), and the inner periphery of the protrusion (13b), that is, the groove (22b) is provided. Electrical contacts are provided on the facing side.
Thus, when the protrusion (22a) of the input terminal (22) of the input / output terminal replacement connector (20) is fitted into the groove (13a) of the main body external output terminal (13), at the same time, the input / output terminal replacement connector input is performed. The main body external output terminal protrusion (13b) is also fitted in the groove (22b) located inside the terminal protrusion (22a), and both electrical contacts are joined.

Here, the outer peripheral shape of the protruding piece (22a) of the input terminal (22) of the input / output terminal replacement connector (20) and the inner peripheral shape of the groove (13a) of the main body external output terminal (13) are the protruding piece ( 22a) should just be a relationship which can be fitted in a groove | channel (13a), and both do not necessarily need to correspond.
For example, the outer peripheral shape of the input / output terminal replacement connector input terminal protruding piece (22a) may be several mm smaller than the inner peripheral shape of the main body external output terminal groove (13a). In that case, the protruding piece (22a) Between the groove and the groove (13a), an unevenness and an elastic body are provided as appropriate so that both can be engaged.

  Alternatively, a plurality of main body external output terminals (13) as described above may be provided on the side surface of the main body (10) so that a plurality of mobile phones can be charged simultaneously by a single charger.

FIG. 7 is a perspective view of an input / output terminal replacement connector of still another embodiment.
The main body external output terminal (13) is composed of a metal contact located inwardly of the outer shape of the main body, as in the above embodiment. A metal contact (22c) that engages with the metal contact is provided on the input terminal (22) of the input / output terminal replacement connector (20).
If there are two metal contacts (22c), there is a risk that a conductor will be mixed between them to cause a short circuit or the battery will be consumed by dark current, so three points are provided in this embodiment.

  According to the present invention, by using the input / output terminal exchange connector attached to the main body with a strap or the like according to the type of the mobile phone, it is possible to charge various mobile phones having different shapes of power receiving terminals. . The input / output terminal replacement connector can be replaced with a simple operation via an elastic body. The main body external output terminal to which the input / output terminal exchange connector is connected is arranged at a position recessed from the outer shape of the main body, so that the shape of the main body can be made compact with a substantially flat periphery. Excellent design and high utility value.

A perspective view of a charger according to the present invention. Same perspective view with cover removed Front view of a charger according to another embodiment Same as above, top view of main unit Front view of I / O terminal replacement connector Same bottom view The perspective view of the input / output terminal exchange connector of another example

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Main part 11 Hole 12 Battery cover 13 Main body external output terminal 13a Groove 13b Projection piece 14 Output control part 15 Lamp 16 Elastic body 17 Release button 18 Locking piece 20 Input / output terminal exchange connector 21 Hole 22 Input terminal 22a Projection piece 22b Groove 22c Metal contact 23 Output terminal 24 Locking portion 30 Strap 40 Cover

Claims (5)

In a battery built-in charger that is detachably connected to a mobile phone and supplies power to the mobile phone,
A power supply unit for accommodating the battery and connecting as a power supply source;
An output control unit that outputs power from the power supply unit to the main body external output terminal;
A main body external output terminal that outputs power to the outside of the connection destination,
And
An input / output terminal exchange connector having an input terminal connected to the main body external output terminal and an output terminal connected to the power receiving terminal of the mobile phone;
With
A lock member is provided at the position of the main unit external output terminal facing the input / output terminal replacement connector.When the input / output terminal replacement connector is joined to the main unit external output terminal, it is inserted and engaged against the lock member. When releasing the output terminal replacement connector from the main body external output terminal, the engagement is released and used.
Depending on the type of mobile phone, the input / output terminal replacement connector having an output terminal that can be connected to the different power receiving terminal can be replaced according to the type of the mobile phone depending on the shape of the power receiving terminal. A mobile phone charger characterized by that. The main body external output terminal is composed of a convex body composed of an end portion of a plate-like printed circuit board that is recessed inward from the outer shape of the main body portion, and
The mobile phone charger according to claim 1, wherein an input terminal of the input / output terminal replacement connector is configured by a concave body into which an end portion of the printed circuit board is fitted. The main body external output terminal is composed of a plug that can be recessed and recessed and located inward from the outer shape of the main body,
The charger for a mobile phone according to claim 1, wherein the input terminal of the input / output terminal replacement connector is constituted by the other plug into which the plug is fitted. The main body external output terminal is composed of metal contacts that are recessed inward from the outer shape of the main body, and
The mobile phone charger according to claim 1, wherein an input terminal of the input / output terminal exchange connector is configured by a metal contact that engages with the metal contact. 5. The mobile phone according to claim 1, wherein a plurality of input / output terminal exchange connectors attached according to differences in the type of the mobile phone are detachably attached to a strap attached to a main body in which the battery is accommodated. Phone charger.

Images