JP6178815B2 - Charging apparatus and charging system for portable information terminal - Google Patents

Description

  The present invention relates to a charging device and a charging system for a portable information terminal.

  In recent years, in the field of mobile information terminals such as smartphones and mobile phones, for example, as a terminal specialized in only a part of functions such as telephone and e-mail, it is applied to a wristwatch type, a pendant type or a part of a human body. Wearable devices that are attached and used are emerging.

  Here, the terminal as described above needs to be removed from the human body at the time of charging and connected to a corresponding charging device. At that time, there is already known a charging stand that can be installed tilted on a table when the terminal is connected to the charging device.

  In relation to the above, for example, Patent Document 1 discloses a gradle that can be placed on a table in a stable state with a wristwatch-type electronic device.

JP 2008-9665 A

  By the way, the gradle disclosed in Patent Document 1 is attached to the back of the apparatus main body so that the wristwatch type electronic device can be stably placed on the table, and the apparatus main body is tilted in the longitudinal direction. It requires a stand member to stand up against. Such a stand member increases the overall size of the gradle, and increases the cost of separately providing the stand member.

  The present invention has been made in view of such circumstances, and an object of the present invention is to provide a charging device for a portable information terminal capable of handling and arranging the portable information terminal in a compact size and at a low cost. .

  In order to solve the above problems, a charging device for a portable information terminal according to the present invention includes a connection unit that connects the portable information terminal to the device itself, and a grounding unit that is disposed below the connection unit. The mobile device is supported by tilting the device with a part of the portable information terminal.

  According to the present invention, it is possible to arrange the portable information terminal with good handling at a low cost with a compact size.

It is the schematic of the charging device in embodiment of this invention. It is the schematic which shows the state which connected the wristwatch-type portable information terminal to the charging device in embodiment of this invention. FIG. 6 is a reference diagram illustrating a correspondence relationship when a wristwatch-type configuration information terminal is connected to the charging device according to the embodiment of the present invention. It is the schematic of the charging device which concerns on the modification of this invention. It is the schematic of the charging device which concerns on the modification of this invention. It is the schematic of the charging device which concerns on the modification of this invention.

  A portable information terminal charging device (hereinafter simply referred to as a “charging device”) according to an embodiment of the present invention will be described below with reference to the drawings. In addition, in each figure, the same code | symbol is attached | subjected to the part which is the same or it corresponds, The duplication description is simplified thru | or abbreviate | omitted suitably. In the following, a wristwatch type information terminal will be described as an example of a portable information terminal. However, the portable information terminal in the present invention is not limited to this. For example, a pendant type terminal is used by being attached to any part of a human body. A wearable terminal or the like may be used. Moreover, even if the terminal of the power cable as a power supply unit that supplies power to the charging device is a power plug that supplies commercial power such as AC 100 V, a USB connector that receives power from a USB terminal provided on a PC or the like It may be. Further, the power source that supplies power to the charging device may be a rechargeable battery or a dry battery instead of a power cable.

  A schematic configuration of the charging device 1 in the present embodiment will be described with reference to FIG. The charging device 1 includes a connection unit 13 that connects a wristwatch-type information terminal to the charging unit 11 and a connection unit 14 that is disposed to face the connection unit 13. The connection parts 13 and 14 function as a first holding part and a second holding part that hold the wristwatch-type information terminal so as to be sandwiched from both sides. The connecting portion 13 is formed to include an elastic material, and as shown in FIG. 1 (c), the release portion 130 communicating with the connecting portion 13 is pushed in the direction of the arrow B, that is, in the rear direction of the drawing in FIG. 1 (b). By the action of the elastic material contained in the connecting portion 13, it bends as shown by a two-dot chain line, to one end of the wristwatch type information terminal by the connecting portion 13 in which a claw-like portion (hereinafter referred to as “nail portion”) is formed. The holding state is released. The connecting portion 14 is formed with a claw portion having a shape different from that of the connecting portion 13 as shown in FIG. 1D, but may or may not be formed of an elastic material like the connecting portion 13. . When the connection part 14 is formed including an elastic material like the connection part 13, the connection part 14 may also have a release part. The connection part 14 holds the other end side of the wristwatch type information terminal by hooking the claw part into the recess provided at the other end of the wristwatch type information terminal. In the present embodiment, a single claw portion is formed in the connection portion 13, and two claw portions (a plurality of claw portions) are formed in the connection portion 14. As described above, the shape of the connecting portion 13 and the shape of the connecting portion 14 are different from each other, so that the wristwatch type information terminal can be prevented from being attached in the opposite direction. Note that a plurality of claw portions may be formed on the connection portion 13, and a single claw portion may be formed on the connection portion 14. Further, in the present embodiment, the connection portion 13 is provided on the left side in FIG. 1B and the connection portion 14 is provided on the right side, but both may be provided in reverse. Further, the connecting portion 13 and the connecting portion 14 may be provided on the upper side and the lower side of the charging unit 11. Further, in the present embodiment, the connecting portion 13 and the connecting portion 14 each have a claw portion provided on the corresponding portion of the wristwatch type information terminal and is hooked on a recess portion into which the claw portion is fitted. Although the information terminal is held, it is not limited to a claw shape, and any shape that can hold a wristwatch type information terminal may be used.

  Furthermore, the charging device 1 includes a grounding portion 16 below the connection portions 13 and 14. The grounding portion 16 is literally a portion that is grounded to a grounding surface such as a desktop.

  Further, in the charging device 1, a part (corresponding to a lower band described later) that supports the tilted charging unit 11 with a part of the wristwatch type information terminal and the grounding unit 16 is supported by the charging unit 11. A through portion 15 is formed at a predetermined position of the grounding portion 16 so as to pass from the connecting surface 11 a side to be connected to the back surface 11 b side of the charging portion 11. In this embodiment, as shown in FIG. 1B, the through portion 15 is formed in a substantially U shape by cutting out a part on the right side of the grounding portion 16 (here, near the lower right side of the connection surface 11a). Has been. A lower band, which will be described later, passes through the through portion 15 formed in the U-shape. In the present embodiment, the through portion 15 is cut out at a part on the right side of the grounding portion 16, but conversely, it may be formed in a substantially U shape by cutting out a part on the left side of the grounding portion 16. Good. Further, the height in the vertical direction of the notch when forming the U-shape may be appropriately changed according to the thickness of the lower band and the angle through which the lower band passes through the through portion 15.

  Moreover, in the charging device 1 in this embodiment, as shown to Fig.1 (a), although the power cable 12 which supplies electric power to the charging part 11 from the back surface 11b side of the charging part 11 is an example, What is necessary is just to be able to extend the power cable 12 from arbitrary places except the connection surface 11a.

  Furthermore, a power supply terminal 17 as a power supply unit that supplies power to the wristwatch type information terminal is provided on the upper left of the connection surface 11a of the charging device 1 in the present embodiment. In addition, arrangement | positioning of the power supply terminal 17 here is an example, and is not limited to this arrangement | positioning. Moreover, although the power supply terminal 17 is comprised from four terminals, it is not limited to this, Three or less or five or more may be sufficient. Moreover, although the shape of the power supply terminal 17 is formed in round shape in this figure, other shapes, such as rectangular shape, may be sufficient, for example. The power terminal 17 has an elastic member such as a spring. When the power terminal 17 is pushed in by the power terminal on the wristwatch-type information terminal side, the elastic member presses the power terminal 17 against the power terminal on the wristwatch-type information terminal side. It is desirable to configure so that

  In addition, a power switch 18 serving as a power supply control unit is provided on the lower right side of the connection surface 11a of the charging device 1. The power switch 18 supplies power from the power terminal 17 to the wristwatch-type information terminal when the wristwatch-type information terminal is connected to the charging unit 11 through the connection parts 13 and 14. 14, the power supply from the power terminal 17 to the wristwatch-type information terminal is cut off when not connected to the charging unit 11. Thereby, wasteful power supply is not performed and the energy saving effect can be enhanced.

  When the wristwatch type information terminal is connected to the charging unit 11 via the connection parts 13 and 14, the power source switch 18 is pushed by the back side of the wristwatch type information terminal to electrically connect the power source part and the power supply terminal 17. And power is supplied from the power supply terminal 17 to the wristwatch type information terminal. On the other hand, when the wristwatch-type information terminal is not connected to the charging unit 11 through the connection units 13 and 14, the power source switch 18 protrudes from the connection surface 11 a to electrically disconnect the power source unit and the power source terminal 17. And an elastic member that pushes back the power switch 18 in order to cut off the power supply from the power terminal 17 to the wristwatch-type information terminal. For example, when a coil spring is used as the elastic member, a case where the coil spring is attached to the bottom of the power source switch 18 will be described. When the power source switch 18 is pushed into the charging unit 11 by the back side of the wristwatch type information terminal, When the coil spring contracts and the pressing of the power switch 18 on the back side of the wristwatch-type information terminal is released, the contracted coil spring is released from the contracted state by the biasing force and pushes back the power switch 18. . The power switch 18 is not limited to the lower right of the connection surface 11a, and may be provided at the lower left, for example. Note that it is preferable to dispose the power supply selector switch 18 at a predetermined distance from the viewpoint of preventing malfunction of the power supply switch 18.

  Next, a state where the wristwatch type information terminal 20 is connected to the charging device 1 according to the present embodiment will be described with reference to FIG. 2A is a perspective view of a state in which the wristwatch type information terminal 20 is connected to the charging device 1, FIG. 2B is a right side view thereof, and FIG. 2C is a wristwatch type information terminal 20. FIG.

  When the wristwatch type information terminal 20 is connected to the charging device 1, the lower band 21, which is a part of the wristwatch type information terminal 20, is grounded to the ground plane G through the through portion 15, and this and the ground plane of the ground portion 16. The charging device 1 is erected while maintaining a predetermined inclination with respect to the ground plane G by supporting the ground to G at two locations. The predetermined inclination may be, for example, 56.5 degrees with respect to the ground plane G, and may be an angle that makes the display surface of the wristwatch type information terminal 20 connected to the charging device 1 easy to see for the user. preferable.

  As shown in FIG. 2C, the wristwatch type information terminal 20 includes a band unit. In the band part, an upper band is formed so as to go around from the upper side of the wristwatch type information terminal 20 to the back side of the back surface, and a lower band 21 is formed so as to go around from the lower side of the wristwatch type information terminal 20 to the back side of the back side. . However, the band portion may be configured without the upper band by increasing the length of the lower band 21 in the longitudinal direction. The band part (at least the lower band 21) is made of a resin material or the like having elasticity enough to support the charging device 1 and also having predetermined flexibility that can be easily fitted to the user's arm. Preferably it is formed. As a suitable resin material for the lower band 21 of the wristwatch-type information terminal 20 in the present embodiment, for example, an elastomer may be used.

  As shown in FIG. 2C, the wristwatch type information terminal 20 includes a power switch 22 for turning on the power, a speaker 23 and a microphone 24 used when using the telephone function. In addition, a display 25 for displaying various display screens is provided on the front side of the wristwatch-type information terminal 20, and a touch panel for detecting a user's touch operation on the display 25 is provided below the display 25. The above configuration of the wristwatch type information terminal 20 is an example, and the configuration of the wristwatch type information terminal 20 connected to the charging device 1 in the present embodiment is not limited to the above configuration. For example, the wristwatch type information terminal 20 20 may include a photographing unit such as a camera.

  Next, when connecting the wristwatch-type information terminal 20 to the charging device 1 according to the present embodiment, the connection portion 13, the connection portion 14, the power supply terminal 17, the connected portion 28, the connected portion 29, and the power supply terminal 27. The connection correspondence will be described with reference to FIG. In this figure, each part is connected with the dashed-dotted line in order to show a correspondence.

  On the back side of the wristwatch-type information terminal 20, a power terminal 27 as a power receiving unit that receives power from the charging device 1, a concave connected portion 28, and a concave connected portion disposed to face the connected portion 28. 29. When the wristwatch type information terminal 20 is connected to the charging device 1, the concave connected portion 29 is hooked on the claw portion of the connecting portion 14, and the concave connected portion 28 is hooked on the claw portion of the connecting portion 13. Specifically, after the concave connected portion 29 is hooked on the claw portion of the connecting portion 14, when the timepiece information terminal 20 is pushed in the direction of the connection surface 11 a, the connecting portion is connected to the edge of the concave connected portion 28. When the wristwatch-type information terminal 20 is pushed in the direction of the connecting surface 11a, the hooking portion of the connecting portion 13 extends along the edge of the concave connected portion 28 by the elasticity of the connecting portion 13. Is pushed (rotated) in the back direction in the figure and opens, and when the claw part of the connection part 13 passes the edge of the concave connection part 28, the connection part 13 made of an elastic material in the front direction in the figure. The claw portion of the connecting portion 13 with respect to the connected portion 28 is closed by the urging force to return (rotate in the closing direction), and the claw portion of the connecting portion 13 and the concave connected portion 28 are reliably caught, thereby providing a wristwatch type The information terminal 20 is fixed to the charging unit 11. By this fixing, the power supply terminal 17 comes into contact with the position of the power supply terminal 27, and the electrical connection between the charging device 1 and the wristwatch type information terminal 20 is completed. Further, when the wristwatch type information terminal 20 is fixed to the charging device 1, the power source switch 18 is pushed into the charging unit 11 by the back of the wristwatch type information terminal 20, so that the power to the power source terminal 17 is as described above. Supply is made.

[Modification 1]
Next, a schematic configuration of the charging device 1 ′ according to the first modification of the present invention will be described with reference to FIG. In addition, description about the structure similar to the charging device 1 in this embodiment mentioned above is abbreviate | omitted. In the first modification, the charging device 1 ′ is configured such that the power cable 12 ′ extending from the back surface (substantially the center here) side of the back surface 11 b ′ of the charging unit 11 toward the ground plane G includes an elastic material. Is different from the charging device 1. The elastic material is not particularly limited as long as the power cable 12 ′ has a tension sufficient to support the charging device 1 ′. Further, such an elastic material may be knitted in the clothing portion of the power cable 12 ′, or may be juxtaposed together with other signal lines.

  With the configuration according to the first modification, the charging unit 11 ′ is tilted by supporting the grounding unit 16 to the grounding surface G and supporting the power cable 12 ′ to at least a part of the grounding surface G at two locations. Can be supported. Further, since the power cable is used to support the charging unit 11 ′, the apparatus cost can be reduced. Further, in the first modification, even if the terminal is a pendant type, key chain type, strap type or the like other than the wristwatch type information terminal 20, the power cable 12 'supports the terminal and the charging device 1'. If it has only a tension, it can be inclined and connected so that the display surface of the terminal is easy to see.

[Modification 2]
Next, a schematic configuration of the charging apparatus 100 according to the second modification of the present invention will be described with reference to FIG. FIG. 5A is a schematic front view of the charging device 100, and FIG. 5B is a schematic perspective view showing a state where the wristwatch type information terminal 20 is connected to the charging device 100. In addition, description about the structure similar to the charging device 1 in this embodiment mentioned above is abbreviate | omitted.

  Modification 2 is different from the U-shaped through part 15 in the charging device 1 in that the through part 150 of the charging device 100 has a square shape. Note that the vertical height or horizontal width of the square-shaped portion of the threading portion 150 is the size and shape of the lower band of the wristwatch-type information terminal 20 or the lower band is passed through the threading portion 150. It is good also as changing suitably according to the angle at the time. Also in the second modification, the charging device 100 can be supported by the lower band 21 and the grounding portion 160 through the lower band 21 through the square-shaped through portion 150.

[Modification 3]
Next, a schematic configuration of the charging device 200 according to Modification 3 of the present invention will be described with reference to FIG. FIG. 6A is a schematic front view of the charging device 200, and FIG. 6B is a schematic perspective view showing a state in which the wristwatch type information terminal 20 is connected to the charging device 200. In addition, description about the structure similar to the charging device 1 in this embodiment mentioned above is abbreviate | omitted.

  Modification 3 is different from the U-shaped through portion 15 in the charging device 1 in that the through portion 250 of the charging device 200 has an inverted U shape. Note that the vertical height or the horizontal width of the inverted U-shaped portion of the threading portion 250 is such that the size and shape of the lower band of the wristwatch-type information terminal 20 or the lower band is passed through the threading portion 250. It is good also as changing suitably according to the angle at the time. Also according to the third modification, the charging device 200 can be supported by the lower band 21 and the grounding portion 260 through the lower band 21 through the inverted U-shaped through portion 250.

  Each of the above-described embodiments is a preferred embodiment of the present invention, and various modifications can be made without departing from the scope of the present invention. For example, instead of the wristwatch-type information terminal 20 in the present embodiment described above, the present invention can be applied to a charging device that can be easily arranged such as a glasses-type device or a wearable camera as a wearable device.

DESCRIPTION OF SYMBOLS 1, 1 ', 100, 200 Charging apparatus 11 Charging part 11a Connection surface 11b Back surface 12 Power cable 13,14 Connection part 15,150,250 Through part 16,160,260 Grounding part 17,27 Power supply terminal 18 Power supply switch 18 Watch type information terminal 21 Lower band 22 Power switch 23 Speaker 24 Microphone 25 Display 28, 29 Connected part

Claims (9)

A connection unit for connecting the portable information terminal to the own device;
A grounding portion disposed below the connection portion,
In the grounding portion, a through portion for passing a part of the portable information terminal from the connection surface side connected to the own device toward the back side of the own device is formed at a predetermined position. A portable information terminal charging device, characterized in that the device is tilted and supported. The threading unit, the charging device of a portable information terminal according to claim 1, characterized in that it is formed in shape of substantially U by cutting a part of either side of the ground portion. A connection unit for connecting the portable information terminal to the own device;
A grounding portion disposed below the connection portion,
The grounding unit tilts and supports the device with a part of the portable information terminal,
The connection unit includes a first holding unit that holds the portable information terminal so as to sandwich the second portable information terminal, and a second holding unit that is disposed to face the first holding unit,
The first holding unit or the at least one of the second holding portion charging device portable information terminal you characterized by being formed comprise an elastic material. At least one of the first holding unit and the second holding unit includes a release unit that releases the holding state of the portable information terminal by the first holding unit or the second holding unit. The charging device for a portable information terminal according to claim 3 . The charging device for a portable information terminal according to claim 3 or 4 , wherein a shape of the first holding portion and a shape of the second holding portion are different from each other. A connection unit for connecting the portable information terminal to the own device;
A grounding portion disposed below the connecting portion;
A power cable for receiving power for charging the portable information terminal,
The power cable is configured to include an elastic material that extends from the back side of the device toward the ground surface of the ground unit and supports the device by tilting the ground device and the power cable. A portable information terminal charging device. A connection unit for connecting the portable information terminal to the own device;
A grounding portion disposed below the connection portion,
The grounding unit tilts and supports the device with a part of the portable information terminal,
On the connection surface where the portable information terminal is connected to its own device by the connection unit,
A power supply unit for supplying power to the portable information terminal;
When the mobile information terminal is connected to the mobile device by the connection unit, power is supplied from the power supply unit to the mobile information terminal, and the mobile information terminal is not connected to the mobile device by the connection unit charging device for mobile information terminals you; and a power supply control unit to cut off the power supply to the portable information terminal from the power supply unit. The power supply control unit is a switch for supplying power from the power supply unit to the portable information terminal by being pushed in by the portable information terminal when the portable information terminal is connected to the own device through the connection unit. Have
The switch includes an elastic member that pushes back the switch to cut off the power supply from the power supply unit to the portable information terminal when the portable information terminal is not connected to the device by the connection unit. The portable information terminal charging device according to claim 7, wherein: A charging system comprising a wristwatch-type portable information terminal and a charging device for supplying power for charging the portable information terminal,
The charging device is:
A connection unit for connecting the portable information terminal to the charging device;
A grounding portion disposed below the connection portion,
The charging system, wherein the portable information terminal connected to the charging device is tilted and supported by the grounding unit and a band unit included in the portable information terminal.

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