JP4118408B2 - Charging system, charger, electronic device and battery pack - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a charging system and a charger for charging a rechargeable battery, and an electronic device and a battery pack incorporating the rechargeable battery.
[0002]
[Prior art]
FIG. 11 is a perspective view showing an example of a conventional charger. This charger has an opening 60 in which an electronic device 53 such as a mobile phone housed in an outer case 52 with the battery contact 51 exposed can be set.
[0003]
The opening 60 has a charging terminal 54 that contacts the battery contact 51 of the electronic device 53 that is set. The charger is provided with a notch 55 on the opening side surface of the opening 60 into which the electronic device 53 not accommodated in the outer case 52 can be fitted. The electronic device 53 is elastically cut 55 on the opposite surface of the notch 55. A pressing member 56 for pressing to the side is arranged.
[0004]
[Problems to be solved by the invention]
In the above-described conventional charger, a notch 55 into which the electronic device 53 not accommodated in the outer case 52 can be fitted is provided on the side surface of the opening 60 that accommodates the electronic device 53, and the electronic device 53 is opposed to the notch 55. A pressing member 56 that elastically presses the screw toward the notch 55 is disposed.
[0005]
By the way, since this pressing member 56 has a configuration in which the movable roller 58 is provided at the tip of the elastic plate, there are inconveniences that the number of parts is large, the assembling time is increased, and the cost is also increased.
[0006]
The present invention has been made to solve such a conventional problem, a charging system and a charger capable of charging a rechargeable battery with a simple configuration, and an electronic device incorporating a battery to be charged, and An object is to provide a battery pack.
[0007]
[Means for Solving the Problems]
The charging system of the present invention includes a charger having a charging voltage supply unit connected to a charging circuit on a bottom surface or a side surface of an opening into which an electronic device is inserted, and grooves on both side surfaces of the opening, and an opening. an electronic device having a projection to be fitted guide groove on both sides has a charging voltage receiving unit in contact with the charging voltage supply unit inserted into the bottom or sides, Tona is, the opening of the charger A structure in which ribs of different heights standing from the bottom surface are provided on both side surfaces facing each other, and grooves having different lengths to be fitted to the ribs are provided on both side surfaces of the electronic device or the battery pack inserted in the opening. that it has to.
[0008]
According to the present invention, an electronic device having a built-in rechargeable battery can be charged with a simple configuration . Moreover, positioning when inserting the electronic device or battery pack into the charger is performed by the grooves and ribs provided in the charger and the protrusions and grooves provided in the electronic device or battery pack. Also, when an electronic device or battery pack is to be inserted upside down, the ribs of different heights provided in the opening and the groove of the electronic device or battery pack do not match, so it stops halfway and prevents reverse insertion It has the action.
[0009]
DETAILED DESCRIPTION OF THE INVENTION
According to a first aspect of the present invention, there is provided a charging system including a charging voltage supply unit connected to a charging circuit on a bottom surface or a side surface of an opening into which an electronic device is inserted, and grooves on opposite side surfaces of the opening. and charger, and an electronic apparatus having a projection to be fitted guide groove on both sides has a charging voltage receiving unit in contact with the charging voltage supply unit inserted in the bottom or side in the opening, Ri Tona, Ribs with different heights standing from the bottom surface are provided on opposite side surfaces of the opening of the charger, and the lengths of the electronic devices or the battery pack inserted into the opening are fitted to the ribs. you are the structure in which a different groove.
[0010]
According to the present invention, grooves are provided on both side surfaces of the opening portion of the charger, and protrusions are provided on both side surfaces of the electronic device, thereby positioning the fitting when inserting the electronic device into the opening portion of the charger. It has the effect | action that it can carry out with a protrusion and can charge the battery inside an electronic device via a charging voltage supply part from a charging voltage supply part with a simple structure.
[0018]
Further , according to the present invention, positioning when inserting the electronic device or battery pack into the charger is performed by the grooves and ribs provided in the charger and the protrusions and grooves provided in the electronic device or battery pack. . Also, when an electronic device or battery pack is to be inserted upside down, the ribs of different heights provided in the opening and the groove of the electronic device or battery pack do not match, so it stops halfway and prevents reverse insertion It has the action.
[0021]
The charger according to claim 2 is installed on the bottom surface or side surface of the opening portion, and the opening portion into which the electronic device or the battery pack having the charging voltage receiving portion on the bottom surface or side surface and having the protrusions and grooves on both side surfaces is inserted. The charging voltage supply unit connected to the charging circuit that is in contact with the charging voltage receiving unit, the groove that is installed on both sides of the opening and engages with the protrusion of the electronic device, and the both sides of the opening stand up from the bottom Ribs having different heights that are installed and fit into the grooves of the electronic device.
[0022]
According to the present invention, positioning when inserting the electronic device or battery pack into the opening can be performed by the grooves and ribs provided in the opening and the protrusions and grooves provided in the electronic device or battery pack. When the device or the battery pack is inserted upside down, the ribs having different heights and the grooves having different lengths do not match, so that the device or the battery pack stops in the middle, and reverse insertion can be prevented.
[0025]
The electronic device according to claim 3 is provided with a charging voltage receiving unit on a bottom surface or a side surface that contacts a charging voltage supply unit installed on a bottom surface or a side surface of the opening when the charger is inserted into the opening. Protrusions that fit into grooves installed on both side surfaces are provided on both side surfaces, and grooves that fit with ribs of different heights installed upright from the bottom surface on both side surfaces of the opening are provided on both side surfaces.
[0026]
According to the present invention, the protrusions and grooves provided on both sides can be fitted with the grooves and ribs provided on both sides of the opening, so that the positioning when inserting into the opening can be performed. When inserted, the ribs having different heights and the grooves having different lengths do not match each other, so that they are stopped halfway and reverse insertion can be prevented.
[0031]
The battery pack according to claim 4 is provided with a charging voltage receiving unit on a bottom surface or a side surface that comes into contact with a charging voltage supply unit installed on a bottom surface or a side surface of the opening when the battery pack is inserted into the opening of the charger. Protrusions that fit into the grooves provided on both side surfaces of the opening are provided on both side surfaces, and grooves that fit with ribs of different heights installed upright from the bottom surface on both side surfaces of the opening are provided on both side surfaces.
[0032]
According to the present invention, the protrusions and grooves provided on both sides can be fitted with the grooves and ribs provided on both sides of the opening, so that the positioning when inserting into the opening can be performed. When inserted, the ribs having different heights and the grooves having different lengths do not match each other, so that they are stopped halfway and reverse insertion can be prevented.
[0033]
Hereinafter, embodiments of the present invention will be described with reference to FIGS.
[0034]
(Embodiment 1)
1 and 2 are an external view of a charger according to Embodiment 1 of the present invention and a cross-sectional view thereof taken along the line AA. The charger 1 has a hole-like opening 11 having an opening for housing an electronic device to be described later, and a pair of charging terminals 13a and 13b are adjacent to the bottom surface 12 of the opening 11 in the vertical direction in the figure. It is the composition arranged.
[0035]
Further, ribs 14a and 14b having different heights protruding toward the inside of the opening 11 are formed on both side surfaces of the opening 11 on the extension line (on the line AA) where the charging terminals 13a and 13b are arranged. In addition, grooves 15 a and 15 b are formed above the ribs 14 a and 14 b toward the outside of the opening 11.
[0036]
The charging terminals 13a and 13b are attached to a terminal holder 16 provided on the lower surface of the opening 11 via coil springs 17a and 17b, and are configured to slide in the vertical direction by the elasticity of the coil springs 17a and 17b. ing.
[0037]
Further, the charging terminals 13 a and 13 b are attached so as to protrude from the inside of the bottom surface 12 at positions where they contact the battery terminals of the electronic device inserted into the opening 11. The charging terminals 13a and 13b are connected to a charging circuit in the charger 1 through lead wires (not shown).
[0038]
FIG. 3 is an external view showing the first embodiment of the electronic device 2 such as a mobile phone that is inserted into the opening 11 of the charger 1 and charged. In the same figure, Fig. (A) is a front view, Fig. (B) is a left side view, Fig. (C) is a right side view, and Fig. (D) is a bottom view.
[0039]
The electronic device 2 is housed in an outer case 3, and a battery pack 4 containing a rechargeable battery is mounted inside. The outer case 3 is formed by sewing a flexible sheet material such as natural, synthetic leather, cloth, or a soft synthetic resin sheet material, or molding a synthetic resin, and can detachably store the electronic device 2. It has a configuration.
[0040]
A pair of battery terminals 21a and 21b are provided on the bottom surface of the electronic device 2, and terminal holes 32a and 32b for exposing the battery terminals 21a and 21b are provided on the bottom surface 31 of the outer case 3. .
[0041]
Further, on the lower side of the side surface of the electronic device 2, when the electronic device 2 is accommodated in the opening 11 of the charger 1, the protrusions 22a and 22b that are inserted and guided into the grooves 15a and 15b, and the ribs 14a and 14b. Are provided with grooves 23a and 23b having different heights.
[0042]
In addition, notches 33 a and 33 b are provided in the lower part of the side surface of the outer case 3. Thereby, the lower part of the side surface of the electronic device 2 is exposed, and the protrusions 22a and 22b and the grooves 23a and 23b installed on the lower side surface of the electronic device 2 are exposed to the outside.
[0043]
Next, the operation when the electronic device 2 is inserted into the charger 1 will be described with reference to the cross-sectional views shown in FIGS.
[0044]
First, when the electronic device 2 housed in the outer case 3 is inserted into the opening 11 of the charger 1 from the bottom side, the protrusions 22a and 22b of the electronic device 2 are inserted into the grooves 15a and 15b of the opening 11. Further, the ribs 14a and 14b are inserted into the grooves 23a and 23b to be guided. The electronic device 2 that is not stored in the outer case 3 is inserted in the same manner.
[0045]
As a result, the charging terminals 13 a and 13 b of the charger 1 come into contact with the battery terminals 21 a and 21 b of the electronic device 2, and the rechargeable battery built in the battery pack 4 is charged by the charging circuit built in the charger 1. Will be.
[0046]
Further, when the electronic device 2 is stored in the outer case 3 with the battery terminals 21a, 21b and the terminal holes 32a, 32b being shifted, and the electronic device 2 is inserted into the opening 11 of the charger 1 in that state. As shown in FIG. 5, the ribs 14a and 14b contact the bottom surface 31 of the outer case 3, and the bottom surface 31 is pushed inward to correct the positions of the terminal holes 32a and 32b. The terminal holes 32a and 32b are battery terminals. It moves so that 21a, 21b may be exposed. As a result, the charging terminals 13a and 13b and the battery terminals 21a and 21b can come into contact with each other.
[0047]
As described above, the grooves 15 a and 15 b are provided on both side surfaces of the opening 11 of the charger 1, the protrusions 22 a and 22 b are provided on both side surfaces of the electronic device 2, and the protrusion 22 a and 22 b are exposed on the outer case 3. By providing 33a and 33b, the positioning of the fitting when the electronic device 2 is inserted into the opening 11 of the charger 1 regardless of the presence or absence of the outer case 3 is the grooves 15a and 15b and the protrusions 22a and 22b. Can do.
[0048]
A charging voltage supply unit having a contactless charging function using electromagnetic induction may be provided instead of the charging terminals 13a and 13b, and a similar charging voltage receiving unit may be provided instead of the battery terminals 21a and 21b. . The charging terminals 13a and 13b are also charging voltage supply units in a broad sense, and the battery terminals 21a and 21b are also charging voltage receiving portions in a broad sense. The same applies to the following embodiments.
[0049]
(Embodiment 2)
6A and 6B are external views showing the electronic device 2 according to the second embodiment of the present invention. FIG. 6A is a front view, FIG. 6B is a left side view, FIG. 6C is a right side view, and FIG. ) Shows a bottom view. This electronic device 2 is provided with battery terminals 41a and 41b on the bottom surface of a battery pack 4 that is detachably mounted, and with protrusions 42a and 42b and grooves 43a and 43b on both side surfaces of the battery pack 4.
[0050]
That is, the electronic device 2 according to the present embodiment has the battery terminals 21a and 21b provided on the bottom surface of the main body of the electronic device 2 and the protrusions 22a and 22b and the grooves 23a and 23b provided on the side surfaces in the above-described embodiment. On the other hand, battery terminals 41a and 41b, protrusions 42a and 42b, and grooves 43a and 43b are provided on the battery pack 4 that is detachably attached to the main body.
[0051]
Accordingly, the electronic device 2 with the battery pack 4 attached can be inserted into the charger 1 as in the above-described embodiment, and the battery pack 4 can be removed from the electronic device 2 and the battery pack 4 alone. Can be inserted into.
[0052]
Next, the operation when the battery pack 4 alone is inserted into the charger 1 will be described with reference to the cross-sectional views shown in FIGS.
[0053]
FIG. 7 is a cross-sectional view showing a state where the battery pack 4 is inserted into the opening 11 of the charger 1 in the normal direction. Since the protrusions 42a and 42b are provided on the battery pack 4 as in this embodiment, the protrusions 42a and 42b are inserted and guided into the grooves 15a and 15b of the opening 11, and the ribs 14a and 42b are further guided into the grooves 43a and 43b. 14b is inserted and guided.
[0054]
As a result, the charging terminals 13 a and 13 b of the charger 1 come into contact with the battery terminals 41 a and 41 b of the battery pack 4, and the rechargeable battery built in the battery pack 4 is charged by the charging circuit built in the charger 1. Will be.
[0055]
As shown in FIG. 8, when the battery pack 4 is inserted upside down, the rib 14b having a high height provided in the opening 11 is inserted into the short groove 43b provided in the battery pack 4. Therefore, this plays the role of a stopper, and the battery pack 4 stops halfway and is not inserted.
[0056]
Thus, by providing the battery pack 4 with the protrusions 42 a and 42 b, the battery pack 4 alone can be set in the opening 11. When the battery pack 4 is to be inserted in reverse, the ribs 14a and 14b having different heights provided in the opening 11 stop the battery pack 4 halfway and cannot be inserted. Can do.
[0057]
(Embodiment 3)
FIG. 9 is an external view showing the charger 1 according to Embodiment 3 of the present invention, showing an embodiment in which the charging terminals 13a and 13b are installed on the lower side of the opening 11, and the other configurations are as described above. The configuration is the same as that of the first embodiment.
[0058]
FIG. 10 is an external view showing the electronic device 2 according to Embodiment 3 of the present invention. The battery terminals 21a and 21b are installed at the bottom end of the electronic device 2, and the terminal holes of the outer case 3 are located at the same position. An embodiment in which 32a and 32b are installed is shown, and other configurations are the same as those in the first embodiment.
[0059]
Also in the present embodiment, when the electronic device 2 is inserted into the opening 11 of the charger 1 from the bottom side, the protrusions 22a and 22b of the electronic device 2 are inserted into the grooves 15a and 15b of the opening 11 and guided. Further, the ribs 14a and 14b are inserted into the grooves 23a and 23b to be guided.
[0060]
As a result, the charging terminals 13 a and 13 b of the charger 1 come into contact with the battery terminals 21 a and 21 b of the electronic device 2, and the rechargeable battery built in the battery pack 4 is charged by the charging circuit built in the charger 1. Will be.
[0061]
【The invention's effect】
According to the charging system of the present invention, a groove is provided on both sides of the opening of the charger, and protrusions are provided on both sides of the electronic device, thereby positioning the fitting when the electronic device is inserted into the opening of the charger. Thus, an advantageous effect is obtained that the battery inside the electronic device can be charged from the charging voltage supply unit through the charging voltage receiving unit with a simple configuration.
[0065]
According to the charging system of the present invention, positioning when inserting the electronic device or battery pack into the charger can be performed by the grooves and ribs provided in the charger and the protrusions and grooves provided in the electronic device or battery pack. If you try to insert the electronic device or battery pack upside down, the ribs with different heights on the opening and the groove of the electronic device or battery pack do not match, so it stops halfway and prevents reverse insertion The advantageous effect of being able to be obtained is obtained.
[0067]
Further , according to the charger of the present invention, positioning is performed when the electronic device or the battery pack is inserted into the opening by the grooves and ribs provided in the opening and the protrusions and grooves provided in the electronic device or the battery pack. When an electronic device or a battery pack is inserted upside down, the ribs having different heights and the grooves having different lengths do not match each other, so that an advantageous effect is obtained that the insertion is stopped in the middle and reverse insertion can be prevented.
[0069]
According to the electronic device of the present invention, the protrusions and grooves provided on both side surfaces can be fitted with the grooves and ribs provided on both side surfaces of the opening, whereby positioning when inserted into the opening can be performed. When inserted reversely, the ribs having different heights and the grooves having different lengths do not match, so that an advantageous effect can be obtained in that it stops halfway and prevents reverse insertion.
[0072]
According to the battery pack of the present invention, the protrusions and grooves provided on both side surfaces are fitted with the grooves and ribs provided on both side surfaces of the opening, whereby positioning when inserted into the opening can be performed. When inserted reversely, the ribs having different heights and the grooves having different lengths do not match, so that it is stopped halfway and the advantageous effect that reverse insertion can be prevented is obtained.
[Brief description of the drawings]
FIG. 1 is an external view of a charger according to a first embodiment of the present invention. FIG. 2 is a cross-sectional view taken along line AA in FIG. 1. FIG. 3 is an external view of an electronic device according to a first embodiment of the present invention. 4 is a cross-sectional view for explaining the operation when the electronic device is inserted into the charger. FIG. 5 is a cross-sectional view of the main part for explaining the operation when the electronic device is inserted into the charger. FIG. 7 is a cross-sectional view illustrating the operation when the electronic device is properly inserted into the charger. FIG. 8 is a cross-section illustrating the operation when the electronic device is inserted into the charger in the opposite direction. FIG. 9 is an external view of a charger according to a third embodiment of the present invention. FIG. 10 is an external view of an electronic device according to a third embodiment of the present invention. Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Charger 2 Electronic device 3 Outer case 4 Battery pack 11 Opening part 12 (Opening part) Bottom face 13a, 13b Charging terminal (charging voltage supply part)
14a, 14b Ribs 15a, 15b Groove 16 Terminal holders 17a, 17b Coil springs 21a, 21b Battery terminals (charging voltage receiving unit)
22a, 22b Protrusion 23a, 23b Groove 31 (Outer case) Bottom surface 32a, 32b Terminal hole 33a, 33b Notch 41a, 41b Battery terminal 42a, 42b Protrusion 43a, 43b Groove

Claims (4)

A charger having a charging voltage supply unit connected to a charging circuit on a bottom surface or a side surface of an opening into which an electronic device is inserted, and having grooves on opposite side surfaces of the opening; and
An electronic device having a projection guided engaged with the grooves on both sides have a charging voltage receiving unit in contact with said charging voltage supply unit inserted in the bottom or side to said opening, Ri Tona,
Ribs with different heights standing from the bottom surface are provided on opposite side surfaces of the opening of the charger, and the ribs are fitted to both sides of the electronic device or the battery pack inserted in the opening. A charging system characterized by providing grooves of different lengths . An opening into which an electronic device or battery pack having a charging voltage receiving portion on the bottom surface or side surface and having protrusions and grooves on both side surfaces is inserted;
A charging voltage supply unit connected to a charging circuit installed on a bottom surface or a side surface of the opening and in contact with the charging voltage receiving unit;
A groove that is installed on both side surfaces of the opening and engages with the protrusion of the electronic device;
Ribs with different heights that are installed upright on both sides of the opening from the bottom and fit into the grooves of the electronic device,
A charger comprising:   A charging voltage receiving unit that contacts a charging voltage supply unit installed on the bottom or side of the opening when inserted into the opening of the charger is provided on the bottom or side, and a groove installed on both sides of the opening; A rechargeable battery comprising: protrusions to be fitted on both sides; and grooves on both sides to be fitted with ribs of different heights installed on both sides of the opening from the bottom. Built-in electronic equipment.   A charging voltage receiving unit that contacts a charging voltage supply unit installed on the bottom or side of the opening when inserted into the opening of the charger is provided on the bottom or side, and a groove installed on both sides of the opening; A rechargeable battery comprising: protrusions to be fitted on both sides; and grooves on both sides to be fitted with ribs of different heights installed on both sides of the opening from the bottom. Built-in battery pack.

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