JP2007181274A - Charge plug adapter - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a charge plug adaptor which is highly durable without breaking down even by prying force, etc. by enabling it to be mounted easily on a portable telephone and a charge plug to be connected without fail. <P>SOLUTION: It has a case body 18 which is made mountable to the end, provided with a charge connector 14, of a portable telephone 12. It is equipped with a storage 20 which can store an engaged charge plug 16 which is counterposed to the charge connector 14 and is coupled and fixed to the charge connector 14 by a locking claw 28 and can release the coupling by retreating the locking claw 28 by a detachable lever 24. It is equipped with a push part 30 which is provided in the storage 20 and retreats the locking claw 28 by pushing the detachable lever 24. It has an engaging claw 40, which is elastically energized to be engageable with the engaging part 44 made in the portable telephone 12, in the case body 18. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a charging plug adapter to which a charging plug is connected when charging a mobile phone.

  Conventionally, charging of a mobile phone is configured in a shape disclosed in, for example, Patent Document 1, and a charging plug provided on a power cable extending from a charger is inserted into a charging connector provided on the mobile phone, A mobile phone is placed on the charging stand and inserted into a charging connector provided on the charging stand. As disclosed in Patent Documents 1 and 2, the charging base for charging by placing the mobile phone is provided with a recess into which the charging plug is inserted.

  In the above conventional technique, as shown in FIG. 3, the charging plug 50 is generally connected to a power cable 52 extending from a charger (not shown) and is formed from a substantially rectangular thin plate-shaped exterior 54 made of resin. . The charging plug 50 is provided with hook-like claws 56 that are elastically biased by a thin metal plate or resin so as to protrude and retract on both side surfaces in the width direction. The claw 56 is formed so as to be able to be accommodated in the exterior 54 when the lever 58 is pressed in conjunction with the levers 58 provided on both side surfaces in the width direction.

When the charging plug 50 is inserted into the charging connector 62 of the mobile phone 60, the charging plug 50 is elastically biased to the groove 64 on the inner side surface of the charging connector 62 as shown in FIG. The claw 56 is fitted and fixed so that the charging plug 50 does not come out in the pulling direction. In order to pull out the charging plug 50, the charging plug 50 can be pulled out by pulling it away from the charging connector 62 while pressing the levers 58 on both sides of the charging plug 50.
JP 2004-32480 A JP 2000-261973 A

  In the case of the configuration of the technology since the above, the charging plug 50 inserted into the charging connector 62 of the mobile phone 60 is, for example, pulled or shaken by the power cable 62 to the arrow in FIG. When the force shown is applied, force in the vertical and horizontal directions is also applied to the claw 56 and the charging connector 62 of the charging plug 50. As a result, the charging plug 50 formed of resin cannot withstand the force in the twisting direction and is damaged, or the claw 56 fitted into the groove 64 of the charging connector 62 is bent. Further, the forcibly removed charging plug 50 sometimes deforms the claw 56 even if the exterior is not damaged. Furthermore, even if it is forcibly inserted into the charging connector 62 in a damaged state, the claw 56 cannot be fitted into the groove 64 of the charging connector 62 and comes out, so that charging cannot be performed normally.

  Moreover, in the charging stand disclosed in Patent Document 2, the charging plug is positioned in the recess of the charging stand. In this case, too, if a force that squeezes the charging plug downward is applied, twisting occurs, The possibility that the nails would bend remained.

  The present invention has been made in view of the above-mentioned problems of the prior art. A charging plug adapter that can be easily attached to a mobile phone, is securely connected to a charging plug, and is not damaged by a twisting force or the like. The purpose is to provide.

  The present invention is a charging adapter comprising a case main body formed so as to be attachable to an end portion provided with a charging connector of a mobile phone, wherein the case main body is positioned opposite to the charging connector, and A charging portion that is engaged and fixed to the charging connector by a locking claw and that can be retracted by releasing the locking claw by a detachable lever and fitted and stored therein is provided in the storage portion. A charging plug adapter that includes a pressing portion that is configured to press the detachable lever and retract the locking claw, and to fit the charging plug and the charging connector through a charging adapter.

  Further, the case main body has a fitting claw elastically biased so as to be fitted into a fitting portion formed in the mobile phone.

  In the vicinity of the upper and lower corners inside the U-shaped arm portions of the U-shape of the case body, guide ribs that can slide on the end of the mobile phone are provided.

  Further, the end portion of the fitting claw is formed in a mountain shape with inclined surfaces before and after the case body is attached to the end portion of the mobile phone, and with respect to the fitting portion of the mobile phone, It is detachably provided with a substantially constant force.

  According to the charging plug adapter of the present invention, since it is mounted so as to be put on the end of the mobile phone, the mounting operability is good, and the charging plug is securely connected without being damaged by a force applied from the outside. The In addition, the charging plug can be safely removed with a certain level of force to prevent damage. Furthermore, it can be easily detachably fitted to both side surfaces of the mobile phone end and can be attached.

  Hereinafter, an embodiment of the charging plug adapter of the present invention will be described with reference to FIGS. The charging plug adapter 10 of this embodiment is an adapter that holds a charging plug 16 that is inserted into a charging connector 14 provided in the mobile phone 12 when charging a secondary battery built in the mobile phone 12.

In this embodiment, the charging plug 16 used in the mobile phone 12 is formed in a thin, substantially rectangular plate shape made of resin, as shown in FIG. A power cable 22 is connected to one end surface of the charging plug 16 , and a pair of detachable levers 24 are provided on both side surfaces in the width direction on both sides thereof. Further, locking claws 28 that protrude from both side surfaces in the width direction of the fitting insertion portions 26 that are fitted and inserted into the charging connector 14 are provided on both side surfaces in conjunction with the respective detachable levers 24. The locking claw 28 is locked to the charging connector 14 to fix the charging plug 16 to the charging connector 14, and is retracted to the inside by pressing of the detachable lever 24 so that the locking can be released.

  In the charging plug adapter 10 of this embodiment, as shown in FIG. 1, a pair of U-shaped upper case 18a and lower case 18b are integrally combined to form a case body 18. As shown in FIG. 1A, a housing portion 20 is formed in the center of the case main body 18 so that the charging plug 16 used for the mobile phone 12 can be fitted and housed. On both inner side surfaces of the storage portion 20, there are provided pressing portions 30 formed so as to be able to press the detachable lever 24 of the charging plug 16 in a state where the charging plug 16 is inserted. The storage portion 20 has a shape in which the fitting insertion portion 26 of the charging plug 16 partially protrudes inside the U-shape of the case body 18 in a state where the charging plug 16 is stored inside.

  As shown in FIG. 1 (b), the upper and lower edges inside the case body 18 formed in a U-shape are provided with receiving portions 32 formed in a tapered shape so as to contact the edge of the mobile phone 12. It is made possible. In addition, rectangular through holes 36 are provided on the inner side surfaces of both end arm portions 34 of the U-shaped case main body 18, and project from the tip of a swing member 38 supported by a bearing (not shown). The fitting claw 40 protrudes from the through hole 36. The fitting claw 40 is formed in a mountain shape having inclined surfaces before and after the extending direction of the both end arm portions 34. A spring 42 is attached to the swing member 38 and is elastically biased so as to protrude inward of the case body 18. Thereby, as shown to Fig.2 (a), the fitting nail | claw 40 is formed so that fitting to the fitting part 44 of the cellular phone 12 edge part both sides | surfaces is possible.

  In addition, as shown in FIG. 1 (b), guide ribs are formed at the upper and lower corners inside the arm portions 34 of the case body 18 so as to be slidable with the curved corners of the end of the mobile phone 12, and guide the mounting. 46 is provided.

  Next, the usage method of the charge plug adapter 10 of this embodiment is demonstrated. First, as shown in FIG. 1B, the charging plug 16 provided on the power cable 22 extending from the charger (not shown) is accommodated in the central accommodating portion 20 by a pair of upper case 18a and lower case 18b. Thus, a pair of case main bodies 18 are formed. At this time, the attaching / detaching lever 24 of the charging plug 16 is pressed by the pressing portion 30, and the locking claws 28 are retracted and housed inside from both side surfaces in the width direction of the fitting insertion portion 26. Subsequently, as shown in FIG. 2A, the guide rib 46 is slid along the corner of the mobile phone 12 so that the receiving portion 32 of the case body 18 is in contact with the curved surface of the corner of the mobile phone 12. Push in. Then, the fitting claw 40 is fitted into the fitting portion 44 on the side surface of the mobile phone 12, and the charging plug 16 is also connected to the charging connector 14 of the mobile phone 12 as shown in FIGS. It is inserted and the preparation for charging is completed.

  When charging is completed, when the case body 18 is pulled away from the mobile phone 12 and pulled in the direction, the fitting claw 40 elastically comes out of the fitting portion 44 on the side surface of the mobile phone 12, and the case is removed from the mobile phone 12. The main body 18 is removed.

  According to the charging plug adapter 10 of this embodiment, the fitting portion 44 on the side surface of the mobile phone 12 and the fitting claw 40 are fitted by being attached to the end portion of the mobile phone 12, and the receiving portion 32 of the case main body 18 is fitted. The charging plug 16 is held by the entire case body 18 in contact with the edge of the mobile phone 12. Therefore, an excessive stress is not applied to the charging plug 16, and the charging plug 16 has a high resistance to a twisting force and is reliably connected. Further, since the fitting claw 40 is formed in a mountain shape, when the charging plug adapter 10 is removed from the end portion of the mobile phone 12, the fitting claw 40 is detached from the fitting portion 44 when being pulled apart with a slight force. Because it comes off, it can be easily attached and detached without the need for lever operation. Further, when a strong force of a certain level or more is applied, the fitting claw 40 is detached from the fitting portion 44 and separated from the mobile phone 12, so that the charging plug 16 can be prevented from being damaged. Furthermore, since the fitting between the charging plug 16 and the charging connector 14 is completed by the attachment of the case body 18 to the mobile phone 12, the fitting operation between large members is performed, and the fitting of the small charging plug and the charging connector as in the prior art is performed. The operability is better than that.

  The charging plug adapter of the present invention is not limited to the above embodiment, and may be formed so as to be attached and fitted to the side surface of the mobile phone provided with the charging connector. Can be set as appropriate. Moreover, the shape of the storage part formed inside the case main body only needs to be formed so as to be able to press the detachable lever provided on the charging plug, and can be set as appropriate. Furthermore, the shape and material of each member can be appropriately changed.

They are the upper surface partial sectional view (a) which shows the fitting state of the charging plug adapter and charging plug of one Embodiment of this invention, and a side surface partial sectional view (b). FIG. 4 is a bottom partial cross-sectional view (a) and a side partial cross-sectional view (b) showing a state in which a charging plug is fitted and housed in the charging plug adapter of this embodiment and attached to a mobile phone. It is the bottom face partial sectional view (a) and the side surface partial sectional view (b) which show the state where the charge plug was inserted in the conventional cellular phone.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Charging plug adapter 12 Mobile phone 14 Charging connector 16 Charging plug 18 Case main body 18a Upper case 18b Lower case 20 Storage part 24 Detachment lever 28 Locking claw 30 Press part 32 Receiving part 34 Both-ends arm part 40 Fitting claw 44 Fitting part 46 Guide rib

Claims (3)

In a charging adapter consisting of a case body formed so as to be attachable to an end portion provided with a charging connector of a mobile phone,
A charging plug that is positioned on the case body so as to face the charging connector, and is engaged and fixed to the charging connector by a locking claw, and the locking claw can be retracted and released by a detachable lever. A storage portion formed so as to be fitted and stored;
A pressing portion provided in the storage portion and formed to press the detachable lever and retract the locking claw;
A charging plug adapter, wherein the charging plug and the charging connector are fitted with a charging adapter interposed.   The charging plug adapter according to claim 1, wherein the case main body has a fitting claw elastically biased so as to be fitted into a fitting portion formed in the mobile phone. The charging plug adapter according to claim 1, wherein the case main body is provided with a guide rib capable of sliding contact with an end of the mobile phone.

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