JP5572051B2 - Mobile phone charger - Google Patents

Description

  The present invention relates to a mobile phone charger used for charging a secondary battery built in a mobile phone such as a mobile phone.

  In general, a mobile phone such as a mobile phone with a built-in secondary battery has an external connection terminal, and a charger is connected to the external connection terminal to receive power from the charger. Thus, the secondary battery can be charged without removing the secondary battery from the main body.

  This type of mobile phone charger has an adapter portion connected to an outlet and a connector (connector connector) connected to the mobile phone, and the adapter portion and the connector are connected by a cable. Such a charger is widely known (see, for example, Patent Document 1).

  The adapter part of the charger (charger adapter) described in Patent Document 1 has an insertion plug inserted into the outlet of the outlet and an AC power supplied from the outlet into a DC power suitable for charging the secondary battery. A power conversion unit (AC / DC conversion means) for conversion. This charger supplies the output of the power conversion unit to the mobile phone via a cable and a connector, and charges the secondary battery of the mobile phone.

JP 2003-283610 A

  However, in the charger in which the adapter unit connected to the outlet and the connector connected to the mobile phone are connected via a cable as described above, for example, when the outlet is at a high place on the wall, the mobile phone Is suspended from the end of the cable. In this state, an excessive load is applied to the cable due to the weight of the mobile phone, and the use of the charger in such a state causes a failure of the charger, such as disconnection of the cable.

  Further, in the above charger, for example, when connected to an outlet installed on the wall, the cable hangs down on the wall, so that there is a problem that the area around the outlet becomes complicated and the appearance at the time of use is not good.

  The present invention has been made in view of the above-described reasons, and an object of the present invention is to provide a mobile phone charger that does not apply an excessive load to a cable and has a good appearance during use.

The mobile phone charger of the present invention includes an adapter body that converts power from a power supply path into charging power suitable for charging a secondary battery of the mobile phone and outputs the power to the mobile phone. The container has a connector electrically connected to the mobile telephone, and the container is provided with a connecting part connected to the power supply path and fixed at a fixed position of the building; and the mobile telephone supporting the support base, so that the support base serving as the rotation fixing portion between an open position exposing the closed position and the one surface for covering the one surface of the fixed portion and the support base and is foldable, solid tough And a connecting part for integrally connecting the support base , the support base is provided with a connector on the mounting surface which is the upper surface in the open position, and the connector is connected to the mobile phone mounted on the mounting surface. is connected, the connector includes a first connector which is fixed to the support And a second connector that is detachably attached to the first connector and that is directly connected to the mobile telephone. The second connector attached to the first connector includes a plurality of types of second connectors. The support base is selected from the connectors in accordance with the mobile telephone, and the support base is a thin box-like case with one opening, and a lid that can be opened and closed between a position covering the opening surface of the case and a position opening. And a storage space for storing the second connector removed from the first connector is formed between the case and the lid .

  In this mobile phone charger, it is desirable that the connecting portion is composed of an insertion plug inserted into an outlet of an outlet connected to the power supply path.

  In this mobile phone charger, the connecting portion is preferably composed of a terminal portion to which a power line as a power supply path is connected, and the fixing portion is more preferably fixed at a fixed position of the structure.

  In this mobile phone charger, it is more preferable that the mounting surface has a recess into which a part of the mobile phone is inserted, and the connector is provided on the bottom surface of the recess.

  In the present invention, since the connector is provided on the mounting surface of the support base that supports the mobile phone, the mobile phone can be connected to the connector while being mounted on the mounting surface of the support base. There is an advantage that an excessive load is not applied and the appearance during use is good.

The charger for mobile telephones of Embodiment 1 is shown, (a) is a schematic perspective view which shows the state which opened the body, (b) the state in which the mobile telephone was mounted. The charger for mobile telephones same as the above is shown, (a) is a schematic perspective view showing a state where it is disconnected from an outlet and (b) a state where it is connected to an outlet. It is a schematic block diagram which shows a structure same as the above. 6 is a schematic perspective view showing a mobile phone charger according to Embodiment 2. FIG.

  In the following embodiments, a mobile phone charger (hereinafter referred to as “charger”) used for charging a mobile phone such as a mobile phone with a secondary battery built in the main body will be described. This mobile phone has an external connection terminal. By connecting a charger to the external connection terminal and receiving power from the charger, the secondary battery can be charged without removing the secondary battery from the main body. can do.

(Embodiment 1)
The charger 1 of this embodiment is provided with the adapter main body 10 connected to the electrical outlet 2, as shown in FIG.

  As shown in FIG. 2A, the adapter body 10 includes an insertion plug 3 inserted into the insertion port 21 of the outlet 2, and an AC / DC conversion circuit that converts AC power supplied from the outlet 2 into DC power. A power conversion unit 4 (see FIG. 3) is provided in a container 5 made of synthetic resin.

  In this embodiment, the outlet 2 is an embedded wall outlet installed on the wall 6 of a built-up object such as a house, and is electrically connected to a power supply path (not shown) connected to an AC power source such as a commercial power source. It is connected. Here, the insertion plug 3 is gripped by a blade receiving member (not shown) provided in the back of the insertion port 21 of the outlet 2, whereby the mechanical connection between the outlet 2 and the adapter body 10 and Electrical connection is made.

  Therefore, the adapter body 10 is attached to the wall 6 as shown in FIG. 2 (b) when the plug 3 is inserted into the outlet 21 of the outlet 2, and is electrically connected to the power supply path. Is done. In the following description, the upper, lower, left, and right of the state in which the charger 1 is attached to the wall 6 will be referred to as up, down, left, and right (that is, left and right when the wall 6 is viewed from the front). It is not intended to limit the mounting direction of the charger 1.

  In the present embodiment, the outlet includes a pair of voltage electrodes in which the insertion port 21 is arranged in the left-right direction, and a grounding electrode that is located between the voltage electrodes and above the voltage electrodes. Although the outlet 2 with which it has was illustrated, it is not restricted to this form, For example, you may have only a pair of voltage pole. The plug 3 may be provided so as to correspond to the plug 21 of the outlet 2. Further, in order to increase the coupling strength between the outlet 2 and the adapter main body 10, a mechanism for preventing the plug 3 from coming off from the outlet 2 may be provided.

  Here, the power conversion unit 4 includes a switching power supply whose output is adjusted by a switching operation of a switching element (not shown), and a DC voltage having a magnitude suitable for charging a secondary battery is shown in FIG. As shown in FIG. In addition, the specific circuit configuration of the power conversion unit 4 is not limited to a specific configuration, and various circuits can be appropriately employed in the power conversion unit 4.

  The connector 8 is configured to be electrically connectable with the external connection terminal 91 of the mobile telephone 9. That is, the charger 1 supplies the charging power output from the power conversion unit 4 to the mobile telephone 9 via the connector 8 in a state where the connector 8 is connected to the external connection terminal 91. The secondary battery 92 is charged.

  As shown in FIG. 3, the mobile telephone 9 includes a charging circuit 93 connected to the external connection terminal 91, and the charging circuit 93 that receives the charging power from the charger 1 is connected to the secondary battery 92. The secondary battery 92 is charged by supplying a charging current. The charging circuit 93 monitors the remaining capacity of the secondary battery 92 and stops the charging current when the charging of the secondary battery 92 is completed.

  Here, as shown in FIG. 1, the container body 5 of the adapter main body 10 is configured by integrally connecting a fixing portion 51 and a support base 52 by a connecting portion 53. The plug 3 is provided in the fixing portion 51 so as to protrude rearward from the back surface (the surface facing the wall 6) of the fixing portion 51, and the power conversion portion 4 is built in the fixing portion 51. Accordingly, the fixing portion 51 is attached to a fixed position on the wall 6 of the construction in a state where the plug 3 is connected to the outlet 2. The connector 8 is provided on the support base 52.

  The connecting portion 53 constitutes a hinge mechanism that rotatably connects the support base 52 to the fixed portion 51, and as shown in FIG. 2, one end portion in the longitudinal direction of the fixed portion 51 and the support base 52 (FIG. 2). In the state of (b), the lower ends are connected to each other. As a result, the support base 52 rotates around the connecting portion 53 as a fulcrum to cover the front surface of the fixed portion 51 as shown in FIG. 2B (hereinafter referred to as “closed position”) and FIG. It becomes possible to rotate between a position where the front surface of the fixed portion 51 is exposed as shown in a) (hereinafter referred to as “open position”). That is, the container 5 is configured such that the fixing portion 51 and the support base 52 can be folded.

  In the present embodiment, the container body 5 is folded up as shown in FIG. 2B, that is, in a state where the support base 52 is in the closed position, both the fixed portion 51 and the support base 52 are vertically viewed. It is formed to have a long rectangular shape in the direction. Moreover, the fixed portion 51 and the support base 52 have the same vertical dimension and horizontal dimension in the folded state. That is, when the container 5 is folded as shown in FIG. 2B, the fixing portion 51 and the support base 52 overlap in the front-rear direction, and the entire front surface of the fixing portion 51 is supported when viewed from the front. Covered by the platform 52.

  The fixed portion 51 and the support base 52 are also set to be approximately equal in thickness dimension (the dimension in the front-rear direction in the folded state), and the sum of both thickness dimensions is further smaller than the dimension in the left-right direction. It is set to be. In short, the size of the container body 5 in the folded state is smaller than the dimension in the left-right direction, and the amount of protrusion from the wall 6 when attached to the outlet 2 is minimized.

  The connecting portion 53 has a rotation shaft (not shown) extending in the left-right direction. The rotation shaft is inserted into the fixing portion 51 and the support base 52, thereby fixing the support base 52 to the fixing portion. It can be rotated around the rotation axis with respect to 51. Further, the connecting portion 53 has a function of limiting the rotation range of the support base 52 so that the opening angle between the support base 52 in the open position and the fixed portion 51 is 90 degrees. That is, in the state where the container body 5 is opened, the angle between the front surface of the fixed portion 51 and the upper surface of the support base 52 is 90 degrees.

  The connecting portion 53 is configured to maintain the state in each of the opened state and the closed (folded) state of the container body 5. Specifically, the connecting portion 53 has a mechanism for urging the support base 52 in the direction opposite to the rotation direction when the support base 52 is in the open position and in the closed position. Yes. By this mechanism, the support base 52 is urged in the open position and the closed position in a direction that prevents the support base 52 from rotating.

  In addition, since it should just be able to hold | maintain each state of the state which the container 5 opened and closed, it is not restricted to the said structure, For example, the support stand 52 is closed at the fixed part 51 or the support stand 52, A function of holding in the open position may be provided. For example, the support base 52 may have a claw portion (not shown), and the claw portion may be prevented from being freely opened from the closed position by hooking the claw portion to the fixed portion 51 in the closed position.

  In addition, the output of the power conversion unit 4 and the connector are provided inside the connection unit 53 so that the power conversion unit 4 in the fixed unit 51 and the connector 8 provided on the support base 52 are electrically connected. The flexible cable (not shown) which connects 8 is passed. However, the present invention is not limited to this, and a conductive member may be used as a component of the connecting portion 53 so that the power conversion unit 4 and the connector 8 are electrically connected through the conductive member.

  By the way, in the charger 1 of this embodiment, the support stand 52 functions as a stand for supporting the mobile telephone 9 in the open position as shown in FIG.

  That is, the support table 52 has a surface that is an upper surface in the open state as a mounting surface 54 on which the mobile telephone 9 is mounted. A concave portion 55 that is recessed downward is formed in a substantially central portion of the mounting surface 54 in the front-rear direction, and the opening surface of the concave portion 55 is long in the left-right direction.

  The connector 8 is exposed at a substantially central portion of the bottom surface of the recess 55. The connector 8 has at least two-pole contacts (not shown) that are electrically connected to the power conversion unit 4 and protrudes upward from the bottom surface of the recess 55 as shown in FIG. . By inserting the connector 8 into the external connection terminal 91 of the mobile telephone 9, the contact is electrically connected to the external connection terminal 91, and the charger 1 and the mobile telephone 9 are electrically connected. Here, the connector 8 does not protrude in the vertical direction from the bottom surface, but protrudes obliquely upward so as to approach the fixing portion 51 toward the upper end side.

  The connector 8 includes a first connector 81 (see FIG. 3) and a second connector 82 that is detachably attached to the first connector 81. The first connector 81 is fixed to the support base 52 and is directly connected to the output of the power conversion unit 4. Here, the second connector 82 is prevented from being detached from the first connector 81 by a lock mechanism, and can be detached from the first connector 81 by operating a release button (not shown) of the lock mechanism. ing. The second connector 82 is electrically connected to the first connector 81 and mechanically coupled to the power conversion unit 4 via the first connector 81 while being attached to the first connector 81. Electrically connected to the output of

  Here, as the external connection terminal 91 of the mobile telephone 9, there are a plurality of types of external connection terminals 91 having different shapes depending on the model of the mobile telephone 9. In the present embodiment, a plurality of types of second connectors 82 are prepared so as to correspond to the plurality of types of external connection terminals 91, and one of them is selected and attached to the first connector 81. That is, the second connector 82 is configured to be adapted to each type of external connection terminal 91 and is directly connected to the external connection terminal 91 of the mobile telephone 9.

  The second connector 82 to be attached to the first connector 81 is selected according to the external connection terminal 91 of the mobile telephone 9 in which the charger 1 is used. When the charger 1 is shared by a plurality of mobile telephones 9 having different types of external connection terminals 91, the second connector 82 attached to the first connector 81 is appropriately set according to the mobile telephone 9. Replaced. However, when the charger 1 is used for the mobile telephone 9 to which the first connector 81 is suitable, the first connector 81 is connected to the external connection terminal 91 of the mobile telephone 9 without using the second connector 82. It may be directly connected.

  An escape recess 56 for allowing the connector 8 to escape is formed on the front surface of the fixing portion 51 at a position corresponding to the recess 55. Thereby, even if the container 5 is folded in a state where the second connector 82 is attached to the first connector 81, the connector 8 is accommodated in the escape recess 56, and the connector 8 and the fixing portion 51 interfere with each other. There is nothing.

  Next, a method of using the charger 1 having the above configuration will be described with reference to FIG.

  As shown in FIG. 1A, the user moves the support base 52 to the open position by opening the container 5 of the charger 1 connected to the outlet 2. As a result, the connector 8 is exposed on the mounting surface 54 of the support base 52. In this state, the user places the mobile phone 9 on the placement surface 54 so that the lower end portion of the mobile phone 9 fits in the recess 55 of the placement surface 54 as shown in FIG. To do.

  At this time, the user is provided on the bottom surface of the mobile telephone 9 with the external connection terminal 91 (in the example of FIG. 1B) so that the connector 8 (second connector 82) is inserted into the external connection terminal 91. The mobile phone 9 is placed while the positions of the connector 8 and the connector 8 are aligned. Here, since the connector 8 protrudes obliquely upward so as to approach the fixed portion 51 toward the upper end side, the mobile telephone 9 with the connector 8 connected is placed on the mounting surface 54 so as to lean against the fixed portion 51. Will be placed on top.

  When the mobile telephone 9 is connected to the connector 8, the charger 1 starts supplying the charging power output from the power conversion unit 4 to the mobile telephone 9 and starts charging the secondary battery 92.

  It is desirable that the user normally folds the body 5 of the charger 1 and opens the body 5 of the charger 1 only when the mobile phone 9 is used for charging. When not in use, the amount of protrusion of the charger 1 from the wall 6 can be kept relatively small. Moreover, the charger 1 may be always connected to the outlet 2, and may be removed from the outlet 2 when not in use. The plug 3 may be configured to be stored in the fixing portion 51.

  According to the charger 1 described above, the adapter main body 10 itself connected to the outlet 2 has the connector 8, and the connector 8 is provided on the support base 52 that supports the mobile telephone 9. 9 can be connected to the connector 8 while being placed on the support base 52. Therefore, even when the outlet 2 is located at a high place on the wall 6, the mobile telephone 9 is not suspended, and a load is not applied to the flexible cable connecting the power conversion unit 4 and the connector 8. Further, in the charger 1, the cable does not come out from the adapter main body 10, so that the area around the outlet is not complicated even when the charger 1 is used, and the appearance during use is good.

  Moreover, since the charger 5 is configured to be foldable between the fixing portion 51 and the support base 52, the charger 1 can suppress the protruding amount of the fixture 5 from the wall 6 when not in use. There is an advantage that can be prevented from getting in the way. Moreover, even when the charger 1 remains connected to the outlet 2, the connector 8 can be accommodated between the fixed portion 51 and the support base 52 by folding the container body 5. Therefore, accumulation of dust or the like on the connector 8 and adhesion of dirt can be prevented.

  Furthermore, in the charger 1 of the above embodiment, since the recess 55 in which the lower end portion of the mobile phone 9 is received is formed on the mounting surface 54, the mobile phone 9 is not displaced from the fixed position of the mounting surface 54. It becomes possible to mount stably.

  Furthermore, in the charger 1 of the above-described embodiment, a plurality of types of second connectors 82 that are directly connected to the mobile telephone 9 are prepared and detachably attached to the first connector 81. Therefore, the user can appropriately replace the second connector 82 in accordance with the external connection terminal 91 of the mobile telephone 9, and a plurality of types of mobile objects having different external connection terminals 91 even with a single charger 1. The telephone 9 can be handled.

  Further, as a modification of the present embodiment, the charger 1 may have a storage battery (not shown) connected to the input of the power conversion unit 4. Thereby, the charger 1 can continue the stable output from the power conversion part 4 even if the input of the power conversion part 4 fluctuates or a temporary power failure occurs. Further, in the charger 1, the secondary battery 92 of the mobile telephone 9 can be charged even when it is disconnected from the outlet 2.

(Embodiment 2)
The battery charger 1 of the present embodiment is characterized in that the support base 52 includes a rectangular plate-like lid body 57 including a placement surface 54 as shown in FIG. 4 and a thin box-like case 58 having one opening. 1 is different from the charger 1.

  The lid 57 is connected to the case 58 by a connecting portion 53 so as to be freely opened and closed between a position covering the opening surface of the case 58 and an opening position. A first connector 81 (see FIG. 3) constituting the connector 8 is provided on the lid 57.

  The internal space of the case 58 forms a storage space 59 for storing the second connector 82. That is, since only one type of the plurality of types of second connectors 82 is attached to the first connector 81 of the lid 57, the user stores the remaining second connector 82 in the storage space 59. Can be kept. It is desirable that a holding portion (not shown) for holding each second connector 82 is provided in the storage space 59, whereby the second space in the storage space 59 is opened when the support base 52 is opened or closed. It is possible to prevent the connector 82 from moving.

  According to the charger 1 of the present embodiment described above, the second connector 82 that is not being used can be stored in the storage space 59 formed in the support base 52 of the device body 5. The loss of the second connector 82 can be prevented.

  Other configurations and functions are the same as those of the first embodiment.

  By the way, in each said embodiment, the plug 1 was provided in the adapter main body 10, and the charger 1 which can be attached or detached with respect to the electrical outlet 2 was illustrated, However, Not only this example but the charger 1 is a fixed position. It may be fixed to. That is, the charger 1 has a terminal portion (not shown) that is directly connected to a power line (power supply path) wired on the back of the wall as a connecting portion on the back surface of the fixing portion 51 instead of the plug 3. A direct-attached charger that is provided and the fixing portion 51 itself is fixed to the wall 6 with screws or the like may be used. In the direct attachment type charger 1, the fixing portion 51 may be embedded in the wall 6. Thereby, the charger 1 can suppress the protrusion amount of the container 5 from the wall 6 in a state where the container 5 is folded.

1 charger 2 outlet 3 plug (connection)
5 Body 6 Wall 8 Connector 9 Mobile Phone 10 Adapter Main Body 21 Adapter 51 Fixed Portion 52 Supporting Base 53 Connecting Portion 54 Placement Surface 55 Recess 57 Lid 58 Case 59 Storage Space 81 First Connector 82 Second Connector 92 Secondary battery

Claims (1)

Comprising an adapter body to be output to the mobile phone into a charging power suitable for charging the secondary battery of the mobile phone the power from the power supply path, before Symbol adapter body is electrically to the mobile telephone It has a connector connected to the device body, before Symbol device body supporting a fixed portion connecting portion connected to the power supply path are mounted in place of the provided erecting thereof, the pre-Symbol mobile phone support base and, as before Symbol supporting base is rotated to the fixed portion and the support base and is foldable between an open position exposing the closed position and the one surface for covering a surface of the fixing portion for, and a connecting portion for connecting together the said support table and said solid tough, the support base, the connector is provided on the mounting surface becomes the upper surface in the open position, before Symbol connector before described connected to the mobile telephone to be placed on surface, the co The Kuta includes a first connector fixed to the support base, and a second connector that is detachably attached to the first connector and is directly connected to the mobile telephone. The second connector to be attached to the connector is selected from a plurality of types of the second connectors according to the mobile phone, and the support base includes a thin box-like case with one surface opening, and the case A lid that can be opened and closed between a position covering the opening surface and a position where the opening is opened, and a storage space for housing the second connector removed from the first connector is the case and the lid A mobile phone charger , characterized by being formed between the body and the body .

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