JP5217166B2 - Electronic equipment system - Google Patents

Description

  The present invention relates to an electronic device system having a portable electronic device that operates with the power of a secondary battery, and a charging stand that includes a secondary battery charging circuit.

  A portable electronic device that operates on a secondary battery is generally configured so that a charging stand called a cradle is added, and the secondary battery in the electronic device can be charged by placing the electronic device on the charging stand. There are many. There is also a type in which a secondary battery is taken out from an electronic device and charged only with the battery.

In addition, the following techniques have been disclosed as conventional techniques related to the invention of the present application. For example, Patent Document 1 discloses an adapter that can be charged by placing a secondary battery of a mobile phone on a cradle with only the secondary battery. Japanese Patent Application Laid-Open No. H10-260260 discloses a technique that allows a secondary battery of a mobile phone to be charged while being placed in a spare battery case.
JP 2004-140579 A Noto 3105622 gazette

  The type of charging with the electronic device placed on the cradle has the advantage that the charging operation is easy, but has the disadvantage that the electronic device cannot be carried and used during charging.

  Also, in the type that takes out the secondary battery from the electronic device and charges it, prepare two sets of secondary batteries, charge one secondary battery while using the electronic device, Replacing the secondary battery with a secondary battery when the secondary battery is exhausted has the advantage that the electronic device can be used continuously, but the secondary battery can be removed from the electronic device, set, opened and closed. There is a drawback that it requires a complicated operation.

  The object of the present invention is to combine the convenience that the rechargeable secondary battery can be charged simply by placing the electronic device on the cradle and the convenience that the electronic device can be used as usual even while the secondary battery is being charged. It is to provide an electronic device system.

  In order to achieve the above object, the present invention is an electronic device system comprising: a portable electronic device that operates with the power of a secondary battery; and a charging base that charges the secondary battery. The charging stand is provided with a battery replacement mechanism capable of automatically replacing a secondary battery in the electronic device and a secondary battery set on the charging stand, and the electronic device is used as the charging stand. By setting and operating the battery replacement mechanism, the charged secondary battery is mounted on the electronic device, while the secondary battery in the electronic device is set on the charging stand and charging is started. The configuration is as follows.

  According to such means, by placing the electronic device on the charging stand, the secondary battery of the electronic device can be automatically replaced with a charged secondary battery. Therefore, in order to charge the secondary battery of the electronic device, a complicated operation such as opening the lid and taking out or attaching the secondary battery is not required, and the charging process can be easily performed. Furthermore, since the charging is performed on the secondary battery that is exchanged and removed from the electronic device, the electronic device can be used as usual even while the secondary battery is being charged.

Specifically, the electronic device includes a rotating drum that rotates about a rotating shaft and has a plurality of battery housing portions at symmetrical positions about the rotating shaft, and a rotating unit that rotates the rotating drum. And a power input terminal for inputting a voltage to an internal circuit in contact with an electrode of a secondary battery housed in the rotating drum when the rotating drum is at a predetermined rotation angle. A battery base for holding the secondary battery in a state of being placed on the base and a charging circuit for charging the secondary battery held on the battery base are provided, and the electronic device is set on the charging base. Sometimes, the secondary battery on the battery base is inserted into one battery housing part of the rotating drum, and then the rotating drum is rotated to change the arrangement of the two battery housing parts, whereby the battery The secondary battery on the table and the secondary battery Battery and is may be configured to be alternated.
According to such a configuration, the secondary battery can be reliably replaced.

  More specifically, the rotating means is a driving gear connected to the rotating drum, and the charging base includes a stick-shaped linear gear that can be engaged with the driving gear, and the battery base is connected to the straight line. A displacement mechanism that is displaceable in a direction along the gear, and by setting and pushing the electronic device into the charging stand, the linear gear meshes with the drive gear and rotates the rotating drum, The battery mechanism may be configured to slide and follow the pushing of the electronic device by the displacement mechanism.

  According to such a configuration, the secondary battery can be replaced with a manual force. The user can also select whether or not to replace the secondary battery depending on whether or not the electronic device is pushed.

  More specifically, the drive gear and the linear gear are engaged with each other only when the electronic device is pushed in to rotate the rotating drum, and when the electronic device is pulled out, the gear is disengaged or driven. It may be configured such that the gear does not idle and the rotating drum is not rotated.

  With such a configuration, after the electronic device is pushed in and the secondary battery is replaced, the pushed portion can be pulled back to the original position as it is. Even if the rotating drum is pulled back to the original position, the rotating drum does not reversely rotate, so that the replaced secondary battery is not converted again and returned to its original position.

  Preferably, the electronic device is provided with an opening that exposes the rotating drum to the outside and inserts and removes the secondary battery, a shutter that closes the opening, and an insertion groove into which the linear gear is inserted. When the electronic device is set on the charging stand and pushed in, the linear gear is inserted into the insertion groove and is caught by a part of the shutter so that the shutter is opened.

  With such a configuration, the opening for inserting and removing the battery is normally closed by the shutter, so that the opening does not get in the way when the electronic device is carried and used.

  As described above, according to the present invention, the secondary battery of the electronic device can be easily charged, and the inconvenience that the electronic device cannot be used normally during the charging of the secondary battery. There is also an effect that the electronic device can be used almost continuously.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 7 is an explanatory diagram showing an example of a usage pattern of the electronic device of this embodiment.
The electronic device system according to this embodiment includes a portable electronic device 10 and a charging stand 20 that replaces or charges a secondary battery by inserting the electronic device 10. The electronic device 10 is, for example, a portable audio player that can listen to music by inserting headphones 15 or the like, as shown in FIG. For example, the charging stand 20 is provided with an insertion hole 22 on the upper surface thereof, and the electronic device 10 can be inserted therein to replace or charge the secondary battery.

  1A and 1B show a replacement mechanism for a secondary battery on the electronic device side. FIG. 1A is a side view in which the case portion of the electronic device is broken to expose the inside, and FIG. The front view in which the inside was exposed, (c) is a bottom view of the electronic device. FIG. 2 is an exploded perspective view showing main components of the electronic device-side exchange mechanism.

  The electronic device 10 is provided with an electronic circuit that functions as an electronic device, an operation unit, and the like, and a secondary battery replacement mechanism in the lower portion of the case 10A. The exchange mechanism of the electronic device 10 includes a rotating shaft 102 rotatably supported by bearings 101, 101, a drive gear 103 fixed to the rotating shaft 102, a rotating drum 104 fixed to the rotating shaft 102, When the rotary drum 104 rotates and the secondary battery F1 comes to the upper end by rotating the shutter 105 supported rotatably on the rotary shaft 102, the voltage is input to the internal circuit by contacting the electrode of the secondary battery F1. Power input terminals 110, 110, etc. are provided.

  Moreover, as shown in FIG.1 (c), in the bottom part of case 10A of the electronic device 10, the opening part 120 for inserting / removing a secondary battery, and the insertion groove 121 in which the linear gear 205 mentioned later is inserted, Is provided.

  The rotating drum 104 is provided with two battery accommodating portions 131 and 131 capable of accommodating a secondary battery on one side and the other side across the rotation shaft. The battery accommodating portions 131 and 131 are configured such that one side of the cylindrical inner surface is opened so as to cover one side of the cylindrical secondary battery, and are formed at symmetrical positions around the rotation axis. The cylindrical secondary battery can be accommodated in the battery accommodating portions 131 and 131 from the side of the rotating drum 104 with its longitudinal direction oriented along the rotation axis of the rotating drum 104.

  Further, a frame body 106 is provided around the rotary drum 104 so as to surround the side surface of the rotary drum 104 so that the secondary battery does not jump out of the battery housing portions 131 and 131 during the rotation of the rotary drum 104. The frame body 106 is also open on the bottom side (opening 120 side) of the case 10A.

  The shutter 105 includes a lid surface portion 141 that covers the opening 120 of the case 10 </ b> A from the inside, and side walls 142 and 142 that are rotatably supported by the rotating shaft 102 and support the lid surface portion 141. Since the lid surface portion 141 rotates along the outer peripheral surface of the rotary drum 104, the lid surface portion 141 has a curved surface shape along the outer peripheral surface. The shutter 105 is urged by a coil spring (not shown) and is locked by a stopper, so that the cover surface portion 141 is normally stopped at the position of the opening 120 and is centered on the rotating shaft 102. By pushing in one direction (clockwise direction in FIG. 1A), it opens in only one direction.

  Further, as shown in FIG. 1B and FIG. 2, the shutter 105 is provided with a pin 143 with which a linear gear 205 described later contacts to open and close the shutter 105. The pin 143 is formed to extend outward from one side wall 142.

The power input terminals 110, 110 are connected to an internal electronic board (not shown) on the base side, the tip side is on the side of the rotating drum 104, and the battery housing part 131 is in the upper end position when the battery housing part 131 is in the upper end position. It is fixed at a position in contact with the electrode of the accommodated secondary battery F1.
The front end side of the power input terminals 110, 110 has a curved shape with a raised outer periphery or a shape having a gradient so that the electrode portion can be gripped by sliding the secondary battery F1 from the side without being caught. Has been.

  In FIG. 3, the figure of the replacement mechanism of the secondary battery by the side of a charging stand is shown. FIG. 4A is a side view in which the case portion of the charging stand is broken and the inside is exposed, FIG. 5B is a front view in which the case portion is broken and the inside is exposed, and FIG. FIG.

  The charging stand 20 is provided with a secondary battery replacement mechanism inside the insertion hole 22 into which the electronic device 10 is inserted, and a charging circuit (not shown) for charging the secondary battery inside the case 20A. Is provided. The replacement mechanism on the charging base 20 side includes a battery base 201 for mounting and holding the secondary battery F2, pedestal springs 202 and 202 as displacement mechanisms that support the battery base 201 so as to be displaceable in the vertical direction, A linear gear 205 for opening the shutter 105 of the device 10 and rotating the rotary drum is provided.

  The battery stand 201 is a block body in which a formwork is formed so that the secondary battery F2 can be placed so that the secondary battery F2 does not roll on the upper surface thereof, and the electrode parts of the secondary battery F2 are provided at both ends thereof. Charging terminals 211 and 211 that abut and grip the secondary battery F2 are provided. The charging terminals 211 and 211 are electrically connected to the charging circuit in the case 20A. In addition, the charging terminals 211 and 211 have a curved end surface or a gradient so that the electrode portion can be gripped by sliding the secondary battery F1 from the side without being caught. It is made into a shape.

  The linear gear 205 is a stick-shaped gear in which a gear that can mesh with the drive gear 103 of the electronic device 10 is linearly provided. The gear shape is such that the gradient of the gear surface that comes into contact with the drive gear 103 when the drive gear 103 descends is tight, and the gradient of the gear surface that comes into contact with the drive gear 103 when the drive gear 103 rises is gentle. When the drive gear 103 is lowered, the drive gear 103 is engaged with the drive gear 103 to rotate the drive gear 103, and when the drive gear 103 is raised, the drive gear 103 and the linear gear 205 are slid. So that the meshing is released.

  The linear gear 205 has a lower edge portion fixed to the overhanging portion 206 of the case 20A by a fixing pin 207, and is rotatable about the fixing pin 207. That is, the gear portion can be displaced back and forth by rotating around the fixing pin 207. Further, a spring 208 that urges the gear portion to push forward is abutted against the linear gear 205, and the urging force of the spring 208 does not cause the linear gear 205 to fall forward from a substantially vertical state. A stopper (not shown) is added.

  Further, a cam surface 221 for abutting the pin 143 of the shutter 105 of the electronic device 10 and guiding the pin 143 laterally is provided at the upper end portion of the linear gear 205.

Next, the operation of the exchange mechanism configured as described above will be described.
4 to 6 are explanatory views showing the flow of the operation of the replacement mechanism at the time of battery replacement. In these drawings, a process in which the exchange mechanism operates in the order of (a) to (g) is shown.

  For example, when the secondary battery F <b> 1 of the electronic device 10 is exhausted and replaced with a charged secondary battery F <b> 2, the user inserts the electronic device 10 into the insertion hole 22 of the charging stand 20. Then, as shown in FIGS. 4A and 4B, the linear gear 205 is inserted into the electronic device 10 from the bottom surface of the electronic device 10 through the insertion groove 121. The surface 221 contacts the pin 143 of the shutter 105. When the electronic device 10 is lowered as it is, the cam surface 221 of the linear gear 205 pushes the pin 143 to guide it sideways, whereby the shutter 105 is rotated and the opening 120 is opened.

  Further, at this time, as shown in FIG. 4C, the secondary battery F <b> 2 on the battery base 201 is inserted from the opening 120 and is accommodated in the battery accommodating part 131 below the rotating drum 104. The Further, the front end of the linear gear 205 is brought into contact with the drive gear 103.

  Here, the user further pushes the electronic device 10 into the charging stand 20. Then, as shown in FIG. 5D, the linear gear 205 and the drive gear 103 mesh with each other to rotate the drive gear 103. The rotating drum 104 also rotates with this rotation, and the secondary batteries F1 and F2 accommodated in the battery accommodating portions 131 and 131 of the rotating drum 104 are used for charging the power input terminals 110 and 110 and the battery base 201. It is removed from the terminals 211 and 211 and moves with the rotating drum 104.

  Then, by pushing the electronic device 10 to the end, as shown in FIG. 5E, the secondary battery F2 on the battery base 201 is at the upper end position, and the secondary battery F1 in the electronic device 10 is It is moved to the lower end position. At this time, the upper secondary battery F2 is slid from the side between the power input terminals 110 and 110 so that the electrode portion is held and connected to the power input terminals 110 and 110. Similarly, the lower secondary battery F1 is also slid from the side between the charging terminals 211 and 211 so that the electrode portion is held and connected to the charging terminals 211 and 211.

  Further, when the electronic device 10 is pushed in, the battery base 201 is displaced in the vertical direction by the base springs 202 and 202 so as not to hinder the movement of the electronic device 10.

  Next, the user pulls up the electronic device 10 from the charging stand 20. Then, as shown in FIG. 6 (f), the linear gear 205 is displaced back and forth around the fixed pin 207 so as to slide with the drive gear 103. Therefore, the rotating drum 104 does not rotate here, and the arrangement of the secondary batteries F1, F2 is not changed.

  Then, as shown in FIG. 6G, when the electronic device 10 is pulled out from the charging stand 20, the charged secondary battery F2 originally on the battery stand 201 and the original electronic device 10 are consumed. The recharged secondary batteries F1 are alternately replaced, and the shutter 105 is also closed by the action of a coil spring and a stopper (not shown).

  As described above, according to the electronic device system of this embodiment, by inserting the electronic device 10 into the insertion hole 22 of the charging stand 20 and pushing it in, the secondary battery F1 in the electronic device 10 and the charging stand 20 The secondary battery F2 can be automatically replaced. And the used secondary battery F1 will be set to the charging stand 20, and charge will be started.

  In other words, it is not necessary to open and close the lid to take out the battery to charge the secondary battery F1 of the electronic device 10, and the battery can be charged by a simple operation, and the secondary battery is being charged. Thus, the electronic device 10 can be used as usual even during charging of the secondary battery.

The present invention is not limited to the above-described embodiment, and various modifications can be made. For example, although the secondary battery has a cylindrical shape, for example, even if it is a rectangular battery, the battery can be replaced by the same processing by matching the shape of the battery housing portion of the rotating drum to that shape. .

  In the above embodiment, the driving gear 103 and the rotating drum 104 are fixed to the rotating shaft 102 and the driving force is transmitted by the rotating shaft 102. In addition, the driving gear and the rotating drum are fixed coaxially. Instead, the two may be connected by a timing belt or the like so that the driving force of the driving gear is transmitted to the rotating drum.

  In the above embodiment, when the electronic device 10 is pulled out, the linear gear 205 and the drive gear 103 are disengaged so that the drive gear 103 is not rotated. When the electronic device 10 is pulled out, the rotating drum 104 does not rotate by adding a one-way clutch that transmits only the driving force to the rotating shaft 102 and idles during reverse rotation and does not transmit the driving force to the rotating shaft 102. It can also be configured as follows.

  In the above-described embodiment, a configuration in which a portable audio player is applied as an electronic device is illustrated. However, these are merely examples, and the present invention can be applied to various portable electronic devices. Furthermore, the detailed structure and the like shown in the embodiment can be appropriately changed without departing from the spirit of the invention.

The secondary battery exchange mechanism by the side of an electronic device is shown, (a) is the side view, (b) is a front view, (c) is a bottom view of an electronic device. It is the disassembled perspective view which showed the main components of the exchange mechanism by the side of an electronic device. The secondary battery replacement mechanism on the charging stand side is shown, (a) is a side view thereof, (b) is a front view, and (c) is a plan view of the charging stand. It is explanatory drawing which showed the flow of operation | movement of the replacement | exchange mechanism at the time of battery replacement | exchange, and shows the 1st process-the 3rd process. It is explanatory drawing which shows the flow of operation | movement of the replacement | exchange mechanism at the time of battery replacement | exchange, and shows the 4th process and the 5th process. It is explanatory drawing which showed the flow of operation | movement of the replacement | exchange mechanism at the time of battery replacement | exchange, and shows the 6th process and the 7th process. It is explanatory drawing showing an example of the usage pattern of the electronic device which concerns on embodiment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Electronic device 10A Case 102 Rotating shaft 103 Drive gear 104 Rotating drum 105 Shutter 110 Power input terminal 120 Opening part 121 Inserting groove 131 Battery accommodating part 143 Shutter pin 20 Charging stand 22 Inserting hole 201 Battery stand 202 Base spring (displacement mechanism)
205 Linear gear 207 Pin 208 Spring 211 Charging terminal 221 Cam surface F1, F2 Secondary battery

Claims (5)

An electronic device system comprising a portable electronic device that operates with the power of a secondary battery, and a charging stand that charges the secondary battery,
The electronic device includes
A rotating drum that rotates about a rotation axis and has two battery housing portions at symmetrical positions about the rotation axis;
A drive gear for rotating the rotary drum;
A power input terminal for contacting the electrode of a secondary battery housed in the rotating drum when the rotating drum has a predetermined rotation angle and inputting a voltage to an internal circuit;
An opening for exposing the rotating drum to the outside and inserting and removing a secondary battery;
A shutter that closes the opening;
An insertion groove into which a flat plate-like member can be inserted;
Is provided,
In the charging stand,
A battery stand for holding the secondary battery on the stand; and
A charging circuit for charging the secondary battery on the battery stand;
A stick-shaped linear gear meshable with the drive gear;
A displacement mechanism capable of displacing the battery base in a direction along the linear gear;
Is provided,
When the electronic device is set on the charging stand, the linear gear enters the insertion groove to open the shutter, and the secondary battery on the battery stand is connected to one battery of the rotating drum from the opening. The linear gear meshes with the drive gear to rotate the rotating drum by being inserted into the accommodating portion and further pushing in the electronic device. By this rotation, the arrangement of the battery accommodating portion is changed, and the battery unit is placed on the battery stand. An electronic device system configured to replace a secondary battery and a secondary battery in the electronic device. An electronic device system comprising a portable electronic device that operates with the power of a secondary battery, and a charging stand that charges the secondary battery,
The electronic device and the charging stand are provided with a battery replacement mechanism capable of replacing a secondary battery in the electronic device and a secondary battery set on the charging stand,
The battery exchange mechanism on the electronic device side has two battery accommodating portions that can change positions with respect to each other about the rotation axis,
The battery exchange mechanism, a linear operation electronic device Ru is set to the charging stand, then converted to motive power that rotates so as to alternate the position of the two battery accommodating portion around the rotational axis , To replace the two secondary batteries,
By setting the electronic device on the charging base and operating the battery replacement mechanism, the charged secondary battery is mounted on the electronic device, while the secondary battery in the electronic device is connected to the charging base. An electronic device system characterized in that charging is started after being set to. A portable electronic device that operates with the power of the secondary battery, and a charging base for charging the secondary battery,
The electronic device and the charging stand are provided with a battery replacement mechanism capable of automatically replacing a secondary battery in the electronic device and a secondary battery set on the charging stand,
By setting the electronic device on the charging base and operating the battery replacement mechanism, the charged secondary battery is mounted on the electronic device, while the secondary battery in the electronic device is connected to the charging base. The electronic device system is characterized in that charging is started after being set to
In the battery exchange mechanism on the electronic device side,
A rotating drum that rotates about a rotation axis and has two battery housing portions at symmetrical positions about the rotation axis;
Rotating means for rotating the rotating drum;
A power input terminal that inputs a voltage to an internal circuit of the electronic device in contact with an electrode of a secondary battery housed in the rotating drum when the rotating drum has a predetermined rotation angle;
Is provided,
In the battery exchange mechanism on the charging stand side,
A battery stand for holding the secondary battery on the stand; and
A charging circuit for charging the secondary battery held in the battery stand;
Is provided,
Said rotation means, said linear operating the electronic device Ru is set to the charging stand, then converted to motive power that rotates so as to alternate the position of the two battery accommodating portion around the rotary shaft, When the electronic device is set on the charging stand, a secondary battery on the battery stand is inserted into one battery accommodating portion of the rotating drum, and then the rotating drum rotates to accommodate two batteries. The electronic device system is configured such that the secondary battery on the battery stand and the secondary battery in the electronic device are interchanged by changing the arrangement of the parts. The rotating means is a drive gear connected to the rotating drum;
In the charging stand,
A stick-shaped linear gear capable of meshing with the drive gear;
A displacement mechanism capable of displacing the battery base in a direction along the linear gear;
Is provided,
When the electronic device is set and pushed into the charging stand, the linear gear meshes with the drive gear to rotate the rotating drum, and the battery mechanism follows the pushing of the electronic device by the displacement mechanism. electronic equipment system according to claim 2, wherein that it is adapted to slide with feature. The drive gear and the linear gear are engaged with each other only when the electronic device is pushed in to rotate the rotating drum, and when the electronic device is pulled out, the gear is disengaged or the drive gear is idled to 4. The electronic device system according to claim 3 , wherein the electronic device system is configured not to rotate the rotating drum.

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