JP2003040533A - Charging equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide charging equipment capable of preventing marring of a human body, clothes, a bag, etc., by improving a protective function of an AC metal terminal and a connecting plug of an AC adapter body, preventing attachment of dust etc., on the AC metal terminal and the connecting plug, integrating the connecting plug and the adapter cord on the AC adapter body and improving portability and storability. SOLUTION: This charging equipment is furnished with a resin made protective cover 12 having elasticity free to cover the connecting plug 10 and the AC adapter body 6 in such a way as to integrally store them and free to wind the adapter cord 7 on an outer peripheral part.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a charging device.

[0002]

2. Description of the Related Art In recent years, charging AC adapters for portable information terminals such as mobile phones and PHSs have been reduced in size and are approaching the size of general AC outlet plugs. AC with a shape close to a plug
In the case of an adapter, when the AC metal terminal to be plugged into the power outlet is brought into contact with the human body, clothes, bag, or the like when carrying or storing, there is a risk of damage to the body.
A protective cover is often attached to AC metal terminals.

As a protective cover for this type of AC metal terminal, there is a conventional cover as described in, for example, Japanese Utility Model Laid-Open No. 5-94152, which is a plug body as shown in FIG. Protective portions 3a, 3b, 3c covering a plurality of AC metal terminals 2a, 2b, 2c protruding from
And a connecting portion 4 for connecting the protective portions 3a, 3b, 3c to each other, which are integrally formed of an elastic material such as polyethylene. One of the protective portions 3a, 3b, 3c is a protective portion 3a. A ridge (not shown) is formed on the inner wall surface of the AC metal terminal 2a so as to press the upper and lower side surfaces of the AC metal terminal 2a by elastic force, and when the protective portion 3a is covered with the AC metal terminal 2a, It is made difficult for the protective portion 3a to fall off from the AC metal terminal 2a of the plug body 1 by the frictional force generated between the ridge and the upper and lower side surfaces of the AC metal terminal 2a.
The entire protective cover is designed to be prevented from falling off, and the AC metal terminals 2a, 2b, 2 of the plug body 1 are also prevented.
When removing the protective cover from c, the protective parts 3a, 3
By pressing the left and right side portions of the protection portion 3a from a state in which the AC metal terminals 2a, 2b and 2c are covered with b and 3c,
The protective portion 3a is pulled out while separating the protrusions from the upper and lower side surfaces of the AC metal terminal 2a, and at the same time, the other protective portions 3b, 3
c is also pulled out from the AC metal terminals 2b and 2c.

In FIG. 10, numeral 5 is a cord connected to the plug body 1.

Further, in Japanese Patent Laid-Open No. 10-284135, as shown in FIGS. 11 and 12, an AC metal terminal 2 is provided in the AC adapter body 6 so as to be housed therein, and the AC adapter body is also housed. Charging in which a connection plug 10 which is connected to the battery 6 via an adapter cord 7 and can be connected to a charging terminal 9 of a device 8 to be charged such as a mobile phone can be stored in a recess 11 formed in the AC adapter body 6. A device is disclosed.

[0006]

However, the one described in Japanese Utility Model Laid-Open No. 5-94152 discloses a plurality of AC metal terminals 2a, 2b, 2 of the plug body 1 only.
Connection plug and cord 5 that is not only a protective cover for c but can be connected to a charging terminal of a device to be charged such as a mobile phone
No consideration is given to the processing at the time of carrying or storing.

Further, in the case of the charging device described in Japanese Patent Laid-Open No. 10-284135, the AC metal terminal 2 is housed in the AC adapter body 6 in a rotating manner, and the recess 11 formed in the AC adapter body 6 is accommodated. Although the connection plug 10 is housed inside, the one side of the AC metal terminal 2 is exposed to the outside, and the protection function is incomplete, so that dust or the like may adhere to the AC metal terminal 2. On the other hand, the recess 11 for accommodating the connection plug 10 is formed in the AC adapter main body 6, so that the AC adapter main body 6 becomes large, and the processing when the adapter cord 7 is carried or stored is as described above. As described in Japanese Utility Model Application Laid-Open No. 5-94152, no consideration is given at all, and there is room for improvement in usability when carrying or storing.

In view of the above situation, the present invention enhances the protection function of the AC metal terminal and the connection plug of the AC adapter body to prevent damage to human body, clothes, bags and the like.
A charging device capable of preventing dust and the like from adhering to a C metal terminal and a connection plug, and integrating a connection plug and an adapter cord with an AC adapter body to improve portability and storability. It is what

[0009]

The present invention relates to an AC adapter body having an AC metal terminal connected to a power outlet and converting an AC current into a DC current having a predetermined voltage value, and to the AC adapter body. A charging device comprising a connection plug connected via an adapter cord and connectable to a charging terminal of a device to be charged, wherein the connection plug and the AC adapter body can be covered so as to be integrally housed and an outer peripheral portion. According to another aspect of the present invention, there is provided a charging device including an elastic protective cover around which an adapter cord can be wound.

According to the above means, the following effects can be obtained.

When the connection plug and the AC adapter body are covered with an elastic protective cover so as to be integrally housed and the adapter cord is wound around the outer periphery of the protection cover, the AC metal terminal and the connection plug of the AC adapter body are protected. Since it is covered with a cover and is not exposed, the AC metal terminals do not come into contact with the human body, clothes, bags, etc. when carrying or storing, and there is no risk of scratching them, and the AC metal terminals and connection plugs While dust and the like will not adhere, it is not necessary to form a recess or the like for accommodating the connection plug in the AC adapter main body, so that the AC adapter main body can be prevented from becoming large, and moreover, the connection plug can be connected to the AC adapter main body. And the adapter cord are integrated, improving portability and storability. Further, since the adapter cord is wound around the outer peripheral portion of the protective cover, the winding radius of the adapter cord can be increased, so that the occurrence rate of disconnection of the inner core wire due to the winding can be reduced.

In the above charging device, the AC adapter body can be formed with the engaging hole, and the engaging claw that can be engaged with the engaging hole can be formed on the protective cover. By engaging the engaging claw portion of the protective cover with the engaging hole portion of the AC adapter body, the protective cover can be attached to the AC adapter body more reliably and stably. It is possible to avoid the protective cover from falling off.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings.

FIGS. 1 to 4 show an example of an embodiment for carrying out the present invention. In the drawings, the parts denoted by the same reference numerals as those in FIGS. 11 and 12 represent the same things, and the connection plug 10 and the AC
The charging device is configured by including an elastic resin-made protective cover 12 that can be covered so as to integrally house the adapter body 6 and that can wrap the adapter cord 7 around the outer peripheral portion.

In the illustrated example, the AC adapter body 6
Shows a shape close to a normal AC outlet plug, and the protective cover 12 is a connection plug 10.
A connection plug housing portion 14 in which a claw portion 13 for locking is formed, and an AC metal terminal housing portion 15 projectingly formed so as to cover the AC metal terminal 2 of the AC adapter body 6, and further. An adapter cord guide support portion 16 for guiding the adapter cord 7 to be wound and preventing the adapter cord 7 from falling off at both edges of the upper surface of the protective cover 12.
Are projected so as to extend parallel to the winding direction of the adapter cord 7.

In the figure, reference numeral 17 is a notch formed in the protective cover 12 for passing the adapter cord 7 when the connection plug 10 is stored in the connection plug storage portion.

Next, the operation of the illustrated example will be described.

When the protective cover 12 is attached to the AC adapter body 6, first, as shown in FIGS. 1 and 2, the connecting plug 10 is fitted into the connecting plug housing portion 14 of the protective cover 12 so that the elastic property is improved. Connection plug storage part 14
Of the connection plug 10 is accommodated in the connection plug housing 14 and is locked by the claw 13, and the adapter cord 7 extending from the connection plug 10 has the cutout 1
It is pulled out to the outside of the protective cover 12 through 7.

From this state, the AC of the AC adapter body 6
The metal terminal 2 is attached to the AC metal terminal storage portion 15 of the protective cover 12.
The AC adapter body 6 has a protective cover 12
When the adapter cord 7 is covered and wound around the outer peripheral portion of the protective cover 12 along the adapter cord guide support portion 16, the state becomes as shown in FIGS. 3 and 4.

Thus, the protective cover 12 having elasticity
By covering the connection plug 10 and the AC adapter body 6 together by means of, and wrapping the adapter cord 7 around the outer periphery of the protection cover 12, the AC metal terminal 2 of the AC adapter body 6 and the connection plug 10 are protected by the cover. 1
Since it is covered with 2 and is not exposed, the AC metal terminal 2 does not come into contact with a human body, clothes, a bag, or the like when being carried or stored, and there is no fear of being scratched, and the AC metal terminal 2 and the connection are made. While the dust and the like will not adhere to the plug 10, a recess 11 for accommodating the connection plug 10 (see FIGS. 11 and 1).
2) and the like need not be formed on the AC adapter body 6,
The AC adapter body 6 is prevented from becoming large, and the connection plug 10 and the adapter cord 7 are integrated with the AC adapter body 6 to improve portability and storability. Further, since the adapter cord 7 is wound around the outer peripheral portion of the protective cover 12, the winding radius of the adapter cord 7 can be increased, so that the occurrence rate of the disconnection of the inner core wire due to the winding can be reduced.

In this way, the protection function of the AC metal terminal 2 and the connection plug 10 of the AC adapter body 6 is enhanced to prevent the human body, clothes, bag, or the like from being damaged, and the AC metal terminal 2 and the connection plug 10 are protected from dust and the like. The attachment can be prevented, and the connection plug 10 and the adapter cord 7 can be integrated with the AC adapter body 6 to improve portability and storability.

5 to 9 are other examples of the embodiment of the present invention. In the drawings, the parts denoted by the same reference numerals as those in FIGS. 1 to 4 represent the same things, and The structure is shown in FIGS.
5 is similar to the one shown in FIG. 5, but the feature of this illustrated example is that, as shown in FIGS. The engaging hole 18 is formed, and the engaging claw 19 that can be engaged with the engaging hole 18 is formed on the protective cover 12.

Since the AC metal terminal 2 of the AC adapter body 6 is rotatable, it is not necessary to form the AC metal terminal accommodating portion 15 shown in FIG. 1 on the protective cover 12. , The engaging hole portion 1 of the AC adapter body 6
In order to engage the engaging claw portion 19 with respect to 8, the side wall portions of the protective cover 12 cover both side surfaces of the AC adapter body 6 over substantially the entire surface.

In the example shown in FIGS. 5 to 9, when the protective cover 12 is attached to the AC adapter body 6, first,
As shown in FIG. 5, the connection plug housing 1 of the protective cover 12
When the connection plug 10 is fitted into the connection plug 4, the elasticity causes the claw portion 13 of the connection plug storage portion 14 to be spread out, so that the connection plug 10 fits in the connection plug storage portion 14 and the claw portion 1
The adapter cord 7 which is locked by 3 and extends from the connection plug 10 is pulled out to the outside of the protective cover 12 through the notch 17.

In this state, the AC metal terminal 2 is rotated so as to be tilted and the AC adapter body 6 housed therein is covered with the protective cover 12, and the engaging claw portion 19 of the protective cover 12 is engaged with the engaging hole of the AC adapter body 6. When the adapter cord 7 is wound around the outer peripheral portion of the protective cover 12 along the adapter cord guide support portion 16 while being engaged with the portion 18,
The state becomes as shown in FIGS. 8 and 9.

As a result, as in the case of the example shown in FIGS. 1 to 4, the AC metal terminal 2 and the connection plug 10 of the AC adapter body 6 are covered with the protective cover 12 and are not exposed, so that the AC adapter terminal 6 can be carried or stored. AC metal terminal 2 on the human body, clothes, etc.
Alternatively, the bag does not come into contact with the bag or the like, there is no fear of scratching the bag, and dust or the like does not adhere to the AC metal terminal 2 and the connection plug 10, while the recess 11 for accommodating the connection plug 10 (FIG. 11 and FIG. (See FIG. 12) does not need to be formed in the AC adapter body 6, and the AC adapter body 6 is prevented from becoming large, and the connection plug 10 and the adapter cord 7 are integrated with the AC adapter body 6. Since the adapter cord 7 has a shape, portability and storability are improved, and the adapter cord 7 is wound around the outer periphery of the protective cover 12, the winding radius of the adapter cord 7 can be increased. It is also possible to reduce the occurrence rate of.

Further, in the case of the example shown in FIGS. 5 to 9, by engaging the engaging claw portion 19 of the protective cover 12 with the engaging hole portion 18 of the AC adapter body 6, It becomes possible to mount the protective cover 12 more reliably and stably, and it is possible to prevent the protective cover 12 from falling off from the AC adapter body 6.

Thus, even in the case of the examples shown in FIGS.
As in the case of the example shown in FIGS. 1 to 4, the AC adapter body 6
The protection function of the AC metal terminal 2 and the connection plug 10 is enhanced to prevent damage to a human body, clothes, a bag, or the like.
It is possible to prevent dust and the like from adhering to the C metal terminal 2 and the connection plug 10, and at the same time, the AC adapter body 6
On the other hand, the connection plug 10 and the adapter cord 7 can be integrated, and portability and storability can be improved.

The charging device of the present invention is not limited to the above-described illustrated example, and a magic tape (registered trademark) or the like is attached to the outer periphery of the protective cover 12 around which the adapter cord 7 is wound. The bundling body may be wound in a direction orthogonal to the winding direction of the adapter cord 7 so as to fix the adapter cord 7 more reliably, and the adapter cord guide support portion 16 may be configured as shown in FIG.
It is also possible to arrange the adapter cord 7 in a direction perpendicular to the direction shown in FIG. 9 and wind the adapter cord 7 along it, or to form a winding concave portion of the adapter cord 7 on the surface of the protective cover 12, By winding the adapter cord 7 along the winding concave portion, the protrusion of the adapter cord 7 may be reduced to enhance the aesthetics and further improve portability and storability. The present invention may be configured such that a loss-preventing engagement piece is integrally formed at a location and the engagement piece is attached to the adapter cord 7 to prevent the protection cover 12 from being lost. Needless to say, various changes can be made without departing from the scope of the invention.

[0030]

As described above, according to the charging apparatus of the present invention, the protection function of the AC metal terminal and the connection plug of the AC adapter body is enhanced to prevent the human body, clothes, bag or the like from being damaged. It is possible to prevent adhesion of dust and the like to the AC metal terminal and the connection plug, and
The connection plug and the adapter cord can be integrated with the adapter body, and the excellent effect of improving portability and storability can be achieved.

[Brief description of drawings]

FIG. 1 is a diagram illustrating an ordinary A as an example of an embodiment for carrying out the present invention.
It is a figure which shows the procedure which attaches a protective cover to the AC adapter main body of a shape near a C outlet plug.

FIG. 2 is a perspective view of the connection plug housing of the protective cover as seen from the back side in the example of the embodiment of the present invention.

FIG. 3 is a side cross-sectional view showing a state in which a protective cover is attached to the AC adapter body and the adapter cord is wound around in the example of the embodiment of the present invention.

FIG. 4 is a perspective view showing a state in which a protective cover is attached to an AC adapter body and an adapter cord is wrapped around the AC adapter body according to an example of an embodiment of the present invention.

FIG. 5 is a diagram showing a procedure of attaching a protective cover to an AC adapter main body in which an AC metal terminal is rotatable, as another example of the embodiment of the present invention.

FIG. 6 is a perspective view of an AC adapter main body in which an AC metal terminal according to another example of the embodiment of the present invention is rotatable.

FIG. 7 is an engagement hole portion formed in the AC adapter body in another example of the embodiment of the present invention, and an engagement claw portion formed in the protective cover so as to be engageable with the engagement hole portion. It is sectional drawing which shows and.

FIG. 8 is a side sectional view showing a state in which a protective cover is attached to the AC adapter body and the adapter cord is wrapped around the AC adapter body in another example of the embodiment of the present invention.

FIG. 9 is a perspective view showing a state in which a protective cover is attached to an AC adapter body and an adapter cord is wrapped around the AC adapter body in another example of the embodiment of the present invention.

FIG. 10 is a perspective view showing an example of a conventional protective cover for an AC metal terminal.

FIG. 11 is a perspective view showing an example of a conventional charging device.

FIG. 12 is a front view showing a housed state of the conventional charging device shown in FIG. 11.

[Explanation of symbols]

2 AC metal terminals 6 AC adapter body 7 Adapter code 8 Charged equipment 9 charging terminals 10 connection plugs 12 Protective cover 13 Claw 14 Connection plug storage 15 AC metal terminal compartment 16 Adapter code guide support section 18 Engagement hole 19 Engaging claw

   ─────────────────────────────────────────────────── ─── Continued front page    F term (reference) 3F068 AA12 BA17 DA03 EA01                 4E360 AA02 AB42 BA03 CA02 EC11                       ED03 ED12 FA08 FA12 FA14                       GA11 GB26 GB46                 5G003 AA01 FA03                 5H030 AS14 AS18 DD04 DD21

Claims (2)

[Claims] 1. An AC adapter main body having an AC metal terminal connected to a power outlet and converting an alternating current into a direct current of a predetermined voltage value; and an AC adapter main body connected to the AC adapter main body through an adapter cord, A charging device comprising a connection plug connectable to a charging terminal of a device to be charged, the elasticity being capable of covering the connection plug and the AC adapter body together and winding an adapter cord around an outer peripheral portion. A charging device comprising a protective cover having: 2. The charging device according to claim 1, wherein the AC adapter body is formed with an engaging hole portion, and an engaging claw portion engageable with the engaging hole portion is formed on the protective cover.