JP3884320B2 - Charger for portable electronic devices - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a charger for a portable electronic device used when charging a rechargeable portable electronic device such as a mobile phone.
[0002]
[Prior art]
A foldable mobile phone A which is an embodiment of the mobile electronic device shown in FIG. 12 is formed by connecting a main body B and a lid C so as to be freely opened and closed by a hinge D. The main body B has a key operation unit (not shown). ) And the like are provided, the lid C is provided with a display unit (not shown) and the like, and is driven by a rechargeable secondary battery housed in the main body B.
[0003]
In addition, a pair of one-side recesses Bf and Bf are formed in the front end (one end) Ba of the main body (device casing) B in the mobile phone A, and a pair of left and right charging terminal plates E and E are provided. In the main body (equipment housing) B, one other-side recess Br is formed at the rear end (other end) Bb.
[0004]
FIG. 13 and FIG. 14 show a conventional charger (charger for portable electronic device) used for charging the above-described mobile phone A. A casing H in the charger G includes a mobile phone. A front support J and a rear support K are formed across a cradle I on which A is placed and placed.
[0005]
The front support J is provided with fixed claws (one claw portions) L and L that are engaged with the concave portions Bf and Bf of the mobile phone A, while the rear support K is provided with the mobile phone A. A movable claw (the other claw portion) M that engages with the other concave portion Br is provided. The movable claw M is movably supported in a manner that it protrudes and appears in the cradle I, and protrudes from the rear support K by a spring S. It is urged in the direction (left direction in the figure).
[0006]
The front support J accommodates charging terminal springs R and R that come into contact with the charging terminal plates E and E of the mobile phone A. The charging terminal springs R and R are accommodated and installed in the housing H. A part of the circuit board T is attached to the circuit board T and protrudes from the front support J toward the cradle I.
[0007]
In order to attach the mobile phone A to the charger G described above in order to charge the mobile phone A described above, the mobile phone A is first guided as indicated by an arrow a in FIG. Then, the fixing claws L, L of the charger G are engaged with the one-side recesses Bf, Bf of the mobile phone A.
[0008]
Next, the rear portion (right side in the figure) of the cellular phone A is pressed as shown by an arrow b, and placed on the cradle I while pushing the movable claw M against the urging force of the spring S. The movable claw M is engaged with the other side recess Br.
[0009]
Thus, by engaging the fixed claw L and the movable claw M of the charger G with the one-side recess Bf and the other-side recess Br of the mobile phone A, the mobile phone A as shown in FIG. Is mounted and held at a predetermined position of the charger G, and the charging terminal springs R and R of the charger G are surely brought into contact with the charging terminal plates H and H of the mobile phone A. Charging is performed.
[0010]
[Problems to be solved by the invention]
By the way, in the above-described conventional charger G, the pair of charging terminal springs R and R are exposed in a state of protruding from the front support J when the mobile phone A is not attached.
[0011]
For this reason, when the mobile phone A is attached to the charger G, when the one-side recess Bf of the mobile phone A is engaged with the fixing claw L, a part other than the charging terminal plate E in the mobile phone A, for example, the main body (device) The charging terminal spring R sometimes comes into contact with the surface of the housing (B) or the like.
[0012]
At this time, when foreign matter such as dust adheres to the charging terminal spring R due to the contact of the main body B or the like, the charging terminal spring R and the charging end strong plate E in the state where the mobile phone A is attached to the charger G There is a problem in that a foreign object is interposed between the mobile phone A and the mobile phone A is poorly charged.
[0013]
Further, when the mobile phone A is attached to the charger G, the charging terminal spring R may be deformed by contact with the mobile phone A, and the charging terminal spring R is deformed in this way. There is a problem that the contact with the plate E becomes unstable and the mobile phone A is poorly charged.
[0014]
In view of the above circumstances, an object of the present invention is to provide a charger for a portable electronic device that can prevent the occurrence of charging failure due to contamination or deformation of a charging terminal spring.
[0015]
[Means for Solving the Problems]
A charger for a portable electronic device according to the present invention includes a one-side claw portion that engages with a recess on one side provided at one end of a device casing in the portable electronic device, and the other side provided at the other end of the device casing. The other side claw portion that engages with the concave portion and the charging terminal spring that abuts the charging terminal plate provided at one end of the device housing, and the one side claw portion engages with the one side concave portion. The portable electronic device is mounted and held in a state where the other side claw portion is engaged with the other side concave portion, and the charging terminal spring is in contact with the charging terminal plate, and the portable electronic device is charged. A portable electronic device charger,
A standby position that includes the one-side claw portion and accommodates the charging terminal spring without projecting outside in a situation where the portable electronic device is not attached, and in a situation where the portable electronic device is attached A slide block provided movably between a holding position for projecting the charging terminal spring to the outside;
And a biasing spring that constantly biases the slide block from the holding position toward the standby position.
[0016]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
FIG. 1 shows a mobile phone which is an embodiment of the mobile electronic device, and FIGS. 2 and 3 are chargers for the mobile electronic device for charging the mobile phone shown in FIG. The 1st Example of the charger for portable electronic devices applied is shown.
[0017]
A foldable mobile phone 1 which is an embodiment of the mobile electronic device shown in FIG. 1 is configured such that a main body 2 and a lid 3 are connected to each other by a hinge 4 so as to be freely opened and closed. ) And the like are provided, the lid 3 is provided with a display unit (not shown) and the like, and is driven by a rechargeable secondary battery housed in the main body 2.
[0018]
The front end (one end) 2a of the main body (device casing) 2 of the mobile phone 1 is formed with a pair of one-side recesses 2f, 2f on the left and right sides, and a pair of charging terminal plates 5, 5 On the other hand, the other end 2r is formed in the rear end (other end) 2b of the main body (device casing) 2.
[0019]
A portable electronic device charger 10 (hereinafter referred to as a charger 10) shown in FIG. 2 and FIG. 3 is a device used when charging the above-described mobile phone 1, and includes a casing in the charger 10. 11, a front support 11F and a rear support 11R are formed across a cradle 11A on which the mobile phone 1 is housed.
[0020]
In addition, a circuit board 12 is accommodated and installed inside the casing 11, and a pair of charging terminal springs 13 and 13 are attached to one end side (the left end side in FIG. 3) of the circuit board 12, A connector 14 for connecting an external power source or the like is attached to the end side (the right end side in FIG. 3).
[0021]
Further, a slide block 15 is movably accommodated and installed in the housing 11 so as to face the cradle 11A from the front support 11F and cover the charging terminal springs 13 and 13.
[0022]
The slide block 15 is integrally formed with movable claws (one-side claw portions) 15p and 15p that engage with the one-side recesses 2f and 2f of the mobile phone 1 so as to protrude toward the cradle 11A of the housing 11. ing.
[0023]
On the other hand, the rear support 11R in the housing 11 is integrally formed with a fixed claw (the other claw portion) 11p that engages with the other-side recess 2r of the mobile phone 1 so as to protrude toward the cradle 11A of the housing 11. Has been.
[0024]
3 to 6, the slide block 15 is guided by a guide portion 12g formed on the circuit board 12, and is in a standby position in a state where the mobile phone 1 is not attached to the charger 10 (FIG. a) and a holding position (see FIG. 6B) in a state where the mobile phone 1 is held at a predetermined position of the charger 10.
[0025]
Further, the slide block 15 is constantly biased from the holding position to the standby position by a biasing spring 16 interposed between the slide block 15 and the casing 11 or the circuit board 12. It stops at the standby position by abutting against a formed stopper (not shown).
[0026]
Here, when the slide block 15 is in the standby position, as shown in FIG. 4A, the charging terminal spring 13 is completely in a recess (not shown) provided in the slide block 15. It is accommodated and enclosed without protruding anywhere from the slide block 15.
[0027]
On the other hand, when the slide block 15 is occupied at the holding position, the charging terminal spring 13 is connected to the charge terminal spring 13 through the opening 13o provided in the front of the slide block 15 as shown in FIGS. Projecting to the outside of the slide block 15.
[0028]
Note that the slide block 15 is configured so that the flanges 15 f and 15 f formed on the left and right side portions are engaged with, for example, guide rails (not shown) formed on the housing 11, thereby causing the slide block 15 to move vertically in the housing 11. The position is regulated.
[0029]
To attach the mobile phone 1 to the charger 10 having the above-described configuration, first, as shown in FIG. 6 (a), the mobile phone 1 is guided by the operator's manual operation, and the slide block is occupied at the standby position. The one side recess 2f of the mobile phone 1 is engaged with the 15 movable claws 15p.
[0030]
Next, the cellular phone 1 is moved forward as indicated by an arrow a, and the slide block 15 is pushed toward the holding position against the urging force of the urging spring 16, and the rear portion of the cellular phone 1 (right side in the figure) And the other side recess 2r of the mobile phone 1 is engaged with the fixed claw 11p of the charger 10.
[0031]
Here, by moving the slide block 15 toward the holding position, the charging terminal spring 13 accommodated in the slide block 15 is exposed, and is pushed and pushed elastically by the mobile phone 1 moving forward. The charging terminal spring 13 comes into pressure contact with the charging terminal plate 5 of the mobile phone 1 by its own elastic restoring force.
[0032]
In this way, as shown in FIG. 6 (b), the movable claw 15p of the slide block 15 and the one-side recess 2f of the mobile phone 1 that are occupied in the holding position, the fixed claw 11p of the rear support 11R, and the mobile phone 1 By engaging the other side recess 2r, the mobile phone 1 is mounted and held at a predetermined position of the charger 10, and the charger 11 is in a state where the charging terminal spring 13 and the charging terminal plate 5 are in reliable contact. The mobile phone 1 is charged by the operation of 10.
[0033]
According to the charger 10 having the above-described configuration, when the mobile phone 1 is attached to the charger 10, the mobile phone 1 in which the one-side recess 2f is engaged with the movable claw 15p of the slide block 15 is moved from the standby position to the holding position. Since the slide block is moved to the predetermined mounting position, the charging terminal spring 13 does not come into contact with a portion other than the charging terminal plate 5, such as the surface of the main body (equipment housing) 2.
[0034]
Thus, the charging terminal spring 13 is prevented from being soiled due to adhesion of foreign matter and the like, and the foreign matter is interposed between the charging terminal spring 13 and the charging end strong plate 5 in the state where the mobile phone 1 is attached to the charger 10. Thus, the charging failure of the mobile phone 1 is prevented in advance.
[0035]
Further, since the cellular phone 1 having the one-side recess 2f engaged with the movable claw 15p of the slide block 15 is guided to a predetermined mounting position by the slide block 15 that moves from the standby position to the holding position, the charging terminal spring An unexpected large external force does not act on 13.
[0036]
Thus, inadvertent deformation of the charging terminal spring 13 is prevented, so that the contact between the charging terminal plate 5 and the charging terminal spring 13 becomes stable in the state where the mobile phone 1 is mounted on the charger 10. The charging failure to the cellular phone 1 is prevented beforehand.
[0037]
Further, since the charging terminal spring 13 is accommodated by the slide block 15 occupied at the standby position without projecting to the outside, the charging terminal due to the adhesion of foreign matter even when the mobile phone 1 is not attached. It is possible to prevent the spring 13 from being soiled and deformation of the charging terminal spring 13 due to an unexpected external force, and the user's fingertip or the like will not accidentally touch the charging terminal spring 13. Can avoid an unexpected situation caused by touching the charging terminal spring 13.
[0038]
7 and 8 show a second embodiment of the charger for portable electronic devices to which the present invention is applied. This charger 20 for portable electronic devices (hereinafter referred to as charger 20) is shown in FIG. It is used when charging the mobile phone (mobile electronic device) 1 shown.
[0039]
Inside the casing 21 of the charger 20, two slide blocks 25, 25 are movably accommodated and installed so as to cover the pair of charging terminal springs 23, 23. The mobile phone 1 is integrally formed with one movable claw (one claw portion) 25p that engages with the one-side recess 2f.
[0040]
Each slide block 25 is guided by the guide portion 22g of the circuit board 22 and can move between the standby position and the holding position, and is an urging spring interposed between the casing 21 and the slide block 25. 26 is always urged from the holding position to the standby position.
[0041]
Here, the configuration of the charger 20 described above basically differs from the charger 10 shown in FIGS. 1 to 6 except that two slide blocks 25 corresponding to the individual charging terminal springs 23 are provided. Therefore, in the constituent elements of the charger 20, the same numbers as those of the constituent elements of the charger 10 are used. In FIGS. 7 and 8, the same reference numerals as those in FIGS. Detailed description is omitted by adding.
[0042]
Also in the charger 20 having the above-described configuration, the cellular phone 1 is mounted in the same manner as the charger 10 described above, so that charging failure due to contamination or deformation of the charging terminal spring 23 is caused in advance. It is possible to achieve the same operational effects as the charger 10 described above, such as prevention.
[0043]
Further, in the charger 20 having the above-described configuration, even if one slide block 25 is accidentally pushed in and one charging terminal spring 23 is exposed, the other independent slide block 25 does not move, and the other Since the charging terminal spring 23 is not exposed, an unexpected situation due to the user's fingertip or the like simultaneously contacting the pair of charging terminal springs 23, 23 can be avoided.
[0044]
A foldable mobile phone 1 ', which is an embodiment of the portable electronic device shown in FIG. 9, is formed by opening and closing a main body 2' and a lid 3 'by a hinge 4'. Part (not shown) and the like, while the lid 3 'is provided with a display part (not shown) and is driven by a rechargeable secondary battery housed in the main body 2'. Is done.
[0045]
In addition, a pair of one-side concave portions 2f 'and 2f' are formed on the front end portion (one end) 2a 'of the main body (device casing) 2' of the mobile phone 1 'on the left and right sides and face the bottom surface. On the other hand, a pair of charging terminal plates 5 'and 5' are formed, while one other-side recess 2r 'is formed in the rear end (other end) 2b' of the main body (device casing) 2 '. .
[0046]
10 and 11 show a third embodiment of a charger for portable electronic devices to which the present invention is applied. This charger 30 for portable electronic devices (hereinafter referred to as charger 30) is shown in FIG. It is used when charging the mobile phone (mobile electronic device) 1 '.
[0047]
Here, the configuration of the charger 30 described above is basically the same as the charger 10 shown in FIGS. 1 to 6 except that the charging terminal spring 33 has a shape corresponding to the mobile phone 1 ′ described above. In FIG. 10 and FIG. 11, the same reference numerals as those in FIGS. 1 to 6 are added to the same reference numerals as those in FIG. 1 to FIG. Detailed description will be omitted.
[0048]
Also in the charger 30 having the above-described configuration, as shown in FIG. 11, the cellular phone 1 ′ is mounted in the same manner as the charger 10 described above, and thus charging due to contamination and deformation of the charging terminal spring 33 is performed. It is possible to achieve the same operational effects as the charger 10 described above, such as preventing the occurrence of defects.
[0049]
In each of the above-described embodiments, a charger for a foldable mobile phone, which is an aspect of the mobile electronic device, is illustrated. However, charging for a mobile phone of a very general form is possible. Needless to say, the present invention can be effectively applied to a container.
[0050]
Further, in each of the above-described embodiments, an example in which the present invention is applied to a charger intended for a mobile phone that is a rechargeable portable electronic device has been described. However, for example, a portable device such as a PDA (Personal Data Assistance) Of course, the present invention can be effectively applied to chargers for various portable electronic devices other than telephones.
[0051]
【The invention's effect】
As described above in detail, the charger for a portable electronic device according to the present invention includes a one-side claw portion that engages with a one-side recess provided at one end of the device casing in the portable electronic device, and the device casing. And a charging terminal spring that contacts a charging terminal plate provided at one end of the device casing, and the one side claw is defined as the one side. The portable electronic device is mounted and held in a state in which the portable electronic device is engaged with the concave portion on the side, the claw portion on the other side is engaged with the concave portion on the other side, and the charging terminal spring is in contact with the charging terminal plate. A portable electronic device charger that charges an electronic device,
A standby position that includes the one-side claw portion and accommodates the charging terminal spring without projecting outside in a situation where the portable electronic device is not attached, and in a situation where the portable electronic device is attached A slide block provided movably between a holding position for projecting the charging terminal spring to the outside;
And a biasing spring that constantly biases the slide block from the holding position toward the standby position.
[0052]
According to the portable electronic device charger having the above-described configuration, when the portable electronic device is mounted, the portable electronic device in which the one-side concave portion is engaged with the one-side claw portion of the slide block moves from the standby position to the holding position. Since the slide block guides to a predetermined mounting position, the charging terminal spring does not come into contact with any place other than the charging terminal plate.
[0053]
Thus, the charging terminal spring is prevented from being soiled due to foreign matter adhering, etc., and the foreign object is interposed between the charging terminal spring and the charging end strong plate in a state where the portable electronic device is mounted on the portable electronic device charger. Thus, poor charging of the portable electronic device is prevented in advance.
[0054]
In addition, since the portable electronic device in which the concave portion on one side is engaged with the claw portion on one side of the slide block is guided to the predetermined mounting position by the slide block that moves from the standby position to the holding position, Unexpected large external force does not act.
[0055]
Thus, inadvertent deformation of the charging terminal spring is prevented, so that the contact between the charging terminal plate and the charging terminal spring is stable when the portable electronic device is mounted on the portable electronic device charger. A charging failure to the electronic device is prevented in advance.
[0056]
In addition, the charging block spring is accommodated without protruding outside by the slide block occupied at the standby position, so that charging due to adhesion of foreign matters such as dust is possible even when the portable electronic device is not attached. It is possible to prevent the terminal spring from being damaged and the charging terminal spring from being deformed by an unexpected external force.
[0057]
Furthermore, the charging terminal spring is accommodated without protruding outside by the slide block occupied at the standby position, so that the user's fingertip is charged accidentally when the portable electronic device is not attached. The terminal spring is not touched, so that an unexpected situation caused by the user touching the charging terminal spring can be avoided.
[Brief description of the drawings]
FIGS. 1A, 1B, 1C, and 1D are a plan view, a side view, a front end view, and a rear end view showing a portable electronic device.
FIGS. 2A and 2B are a plan view and a side view showing a first embodiment of a charger for portable electronic equipment according to the present invention.
3 is a cross-sectional side view of the portable electronic device charger shown in FIG. 2;
4A and 4B are cross-sectional side views of main parts of the charger for the portable electronic device shown in FIG. 2;
5 is a perspective view of a main part of the portable electronic device charger shown in FIG. 2;
6A and 6B are conceptual diagrams showing a procedure for mounting the portable electronic device shown in FIG. 1 on the portable electronic device charger shown in FIG. 2;
7A and 7B are a plan view and a side view showing a second embodiment of the charger for portable electronic equipment according to the present invention.
8 is a perspective view of a main part of the portable electronic device charger shown in FIG. 7;
9A, 9B, 9C and 9D are a plan view, a side view, a front end view, and a rear end view showing a portable electronic device.
FIG. 10 is a sectional side view showing a third embodiment of the battery charger for portable electronic devices according to the present invention.
11A and 11B are conceptual diagrams showing a procedure for mounting the portable electronic device shown in FIG. 9 on the charger for the portable electronic device shown in FIG.
12A, 12B, 12C, and 12D are a plan view, a side view, a front end view, and a rear end view showing a portable electronic device.
FIGS. 13A and 13B are a plan view and a side view showing a conventional charger for a portable electronic device.
14 is a cross-sectional side view of the portable electronic device charger shown in FIG. 13;
FIGS. 15A and 15B are conceptual diagrams showing a procedure for mounting a portable electronic device on a conventional charger for a portable electronic device. FIGS.
[Explanation of symbols]
1, 1 '... mobile phone (mobile electronic device),
2, 2 '... body (equipment casing),
2a, 2a '... front end (one end),
2b, 2b '... rear end (the other end),
2f, 2f '... one side recess,
2r, 2r '... concave part on the other side,
5, 5 '... charging terminal board,
10, 20, 30 ... charger (charger for portable electronic device),
11, 21, 31 ... casing
11p, 21p, 31p ... fixed claw (the other claw part),
13, 23, 33 ... charging terminal spring,
15, 25, 35 ... slide block,
15p, 25p, 35p ... movable claws (one side claw part),
16, 26, 36 ... biasing springs.

Claims (4)

A one-side claw portion that engages with a one-side recess provided at one end of a device housing in a portable electronic device; a second-side claw portion that engages with the other-side recess provided at the other end of the device housing; A charging terminal spring that abuts a charging terminal plate provided at one end of the device casing, and engages the one side claw portion with the one side concave portion, and the other side claw portion to the other side concave portion. A portable electronic device charger that engages and holds the portable electronic device with the charging terminal spring in contact with the charging terminal plate, and charges the portable electronic device,
A standby position that includes the one-side claw portion and accommodates the charging terminal spring without protruding outside in a situation where the portable electronic device is not attached, and in a situation where the portable electronic device is attached A slide block provided movably between a holding position for projecting the charging terminal spring to the outside;
A biasing spring that constantly biases the slide block from the holding position toward the standby position;
A battery charger for portable electronic devices, comprising:   A portable electronic device having a charging terminal plate provided on the front surface at one end of the device housing is mounted and held, and a charging terminal spring that comes into contact with the charging terminal plate of the mounted portable electronic device from the front is provided. The charger for portable electronic devices according to claim 1.   A portable electronic device provided with a charging terminal plate on the bottom surface at one end of the device housing is mounted and held, and a charging terminal spring that comes into contact with the charging terminal plate of the mounted portable electronic device from the bottom surface is provided. The charger for portable electronic devices according to claim 1.   A plurality of charging terminal springs, a plurality of slide blocks provided so as to be movable between the standby position and the holding position with respect to the individual charging terminal springs, and the individual slide blocks from the holding position toward the standby position at all times 4. The portable electronic device charger according to claim 2, further comprising a plurality of biasing springs for biasing.

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