JP2002272004A - Charging structure of portable communication equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent malfunctions in charging function, and deformation and damage in a terminal for charging. SOLUTION: The charging structure of portable communications equipment charges the portable communications equipment by electrically bringing a charge terminal 22 of the portable communications equipment 2 into contact with a charger 1, and has a case 10 having a notch 12A for terminals, and the terminal 32 for charging. The terminal 32 for charging is accommodated in the cases 10 and 17, when the portable communication equipment is not fitted to the charger. When the portable communications equipment is fitted to the charger, the terminal 32 for charging projects from the notch for terminals, and electrically comes into contact with the receiving terminal of the portable communications equipment for charging.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a charging structure for a portable communication device. In particular, the present invention relates to a charging structure of a portable communication device for preventing erroneous operation and protecting a charging terminal portion.

[0002]

2. Description of the Related Art As a prior art, Japanese Utility Model Application Laid-Open No. Hei 3-12555.
As described in Japanese Patent Application Laid-Open Publication No. H10-115, there is an example in which a charging terminal is covered with a protective cover when a mobile station is offset in order to prevent deterioration of charging efficiency. FIG. 6 is a diagram showing the charging state of the charger and the portable communication device main body, which are the premise of the present invention. Note that the same components will be denoted by the same reference numerals and symbols throughout the drawings. As shown in the figure, the charger 1 charges the portable communication device main body 2 by mounting the portable communication device main body 2.
FIG. 7 is a perspective view showing a schematic structure of the charger 1 in FIG. As shown in the figure, the charger 1 is provided with a hook 11, and the hook 11 allows the portable communication device main body 2 to be attached and detached when the portable communication device main body 2 is charged by the charger 1. 1 and the portable communication device main body 2 are securely attached to prevent the portable communication device main body 2 from being detached from the charger 1 during charging.

Further, the charger 1 has two charging terminals 1.
2 is provided, and the charging terminal 12 is a coil spring type terminal, and protrudes outside the charger 1 and is exposed before the portable communication device main body 2 is mounted. FIG. 8 is a perspective view showing a schematic structure of the portable communication device main body 2 in FIG. The portable communication device main body 2 shown in this figure represents the back surface of the portable communication device main body 2 of FIG. 6, and has a hook receiving portion 21 provided on an end surface thereof. The hook receiving portion 21 has a concave shape and faces the hook 11, Charger 1
The hook 11 is received at the time of mounting.

Further, the mobile communication device main body 2 is provided with two charging terminals 22. The charging terminals 22 face the charging terminals 12 of the charger 1, respectively. Terminals 12 are electrically connected to the respective terminals 12.
FIG. 9 is an exploded perspective view of the charger 1 in FIG. As shown in this figure, the case 10 of the charger 1 is provided with one notch 11A for hooks and two notches 12A for terminals.

The hook notch 11A is a notch for projecting the hook 11, and the terminal notch 12A
Is a notch for projecting the charging terminal 12.
A board 13 is joined to the case 10 by screws 15 on the side opposite to the side where the portable communication device main body 2 is mounted.
Is provided with a hook 11 and two charging terminals 12 and a screw hole 16 for a screw 15.

When the case 10 and the substrate 13 are joined, the notch 11A for the hook and the notch 12A for the terminal
, The hook 11 and the charging terminal 12 protrude and are exposed.
The charging terminal 12 is of a coil spring type, and is pressed down by the portable communication device body 2 when the portable communication device body 2 is mounted on the charger 1. At the time of this pressing, the electrical contact between the charging terminal 12 and the charging terminal 22 of the portable communication device main body 2 is ensured by the repulsive force of the spring.

Further, the case 17 is joined to the case 10 with screws 18, has screw holes 19 for the screws 18, covers the substrate 13 attached to the case 10, and accommodates the charging terminal 12 except for the contact portion. I do. FIG. 10 shows a line B1-
It is sectional drawing about B1. As shown in FIG. 1A, before the portable communication device main body 2 is mounted on the charger 1, the contact portion of the coil spring type charging terminal 12 is removed from the case 10 of the charger 1. It is protruding and exposed.

Each of the coil spring type charging terminals 12
A fixed portion 121 having one end fixed to the substrate 13, a coil portion 122 formed at the other end of the fixed portion 121 and in contact with the substrate 13, and a straight line that generates bending with a contact point between the coil portion 122 and the substrate 13 as a fulcrum. It comprises a bent portion 123 and a contact portion 124 formed on the straight bent portion 123 on the opposite side of the coil portion 122 so that a right-angled corner is rounded.

That is, at the time of joining the case 10 and the substrate 13, before the portable communication device main body 2 is mounted on the charger 1, the contact portions 124 of the respective charging terminals 12 are cut out from the terminal notches 12 A of the case 10. Protrude and expose. As shown in FIG. 2B, when the portable communication device main body 2 is attached to the case 10 of the charger 1, the contact portion 124 of the charging terminal 12 is directly pressed by the charging terminal 22 of the portable communication device main body 2. You. At the time of this pressing, the linearly bent portion 123 of the charging terminal 12 bends, the coil 122 contracts, and a repulsive force of a spring is generated in the coil 122 and the linearly bent portion 123. Charging terminal 22 of portable communication device body 2
Electrical contact is ensured.

[0010]

However, in the charging structure of the portable communication device, the contact portion 1 of the charging terminal 12 is not provided.
Since the battery 24 is always exposed, malfunctions such as short-circuiting of the charging function occur, and further, when a lateral force is applied to the portion of the charging terminal 12, deformation, breakage, etc. occur, which hinders charging. was there.

SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a charging structure of a portable communication device which can prevent malfunction of a charging function, deformation and damage of a charging terminal, in view of the above problems.

[0012]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention provides a charging structure of a portable communication device for charging a portable communication device by electrically connecting a charging terminal of the portable communication device to a charger. A case having a notch for a terminal, and the portable communication device is housed in the case when not attached to the charger, and the terminal when the portable communication device is attached to the charger. A charging terminal that protrudes from the notch and electrically contacts a power receiving terminal of the mobile communication device to perform charging.

By this means, malfunctions such as short-circuiting of the charging function can be prevented, and deformation and breakage can be prevented when a lateral force is applied to the charging terminal 12. Preferably, the power receiving terminal is a coil spring type having two inverted V-shaped bent portions, and the inverted V-shaped bent portion having an opening angle allows the portable communication device to be mounted on the charger. Is housed in the case.

According to this means, the contact portion of the charging terminal can be easily accommodated in the case. Preferably, a button is provided on the case, and a plate is formed integrally with each of the inclined portions of the inverted V-shaped bent portion. When the portable communication device is not attached to the charger, the plate is provided with the button. When the portable communication device is attached to the charger, the portable communication device pushes down the button, and the plate is pushed down by the pushed-down button, and the opening angle of the inverted V-shaped flexure is increased. The contact portion of the power receiving terminal protrudes from the terminal cutout of the case and contacts the power receiving terminal of the portable communication device to perform charging.

According to this means, the contact portion of the charging terminal is accommodated in the case when the portable communication device is not mounted on the charger, and the terminal cutout is provided when the portable communication device is mounted on the charger. , The contact portion of the charging terminal can protrude. Preferably, the button is provided with a ring. By this means, it is possible to prevent the case from falling off from the guide rib of the case.

Preferably, a brush is attached to the terminal cutout of the case. By this means, when the portable communication device is attached to the charger, the charging terminal protrudes from the case,
At the time of exposure, cleaning is performed to prevent deterioration due to dirt and short-circuit due to adhesion of dust and the like. Preferably, each of the coil spring type charging terminals includes a fixed portion having one end fixed to the substrate, a coil portion formed at the other end of the fixed portion and in contact with the substrate, Inverse V that generates deflection using the contact point as a fulcrum
A bent portion and a contact portion formed at the opposite V-shaped bent portion on the opposite side to the coil portion so that a right-angled corner is rounded, and the substrate is fastened to the case.

By this means, it is possible to secure electrical contact between the charging terminal of the portable communication device and the charging terminal of the charger by the repulsive force of the contraction of the coil and the bending of the inverted V-shaped bent portion.

[0018]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view schematically showing a charging structure of a portable communication device according to the present invention. As shown in the figure, as compared to FIG.
Is not attached, the charging terminal of the charger 1 does not protrude from the terminal notch 12A and is not exposed.

Further, the charger 1 has two buttons 111
Are provided on both sides of the terminal cutout 12A, and are pressed by the portable communication device main body 2 when the portable communication device main body 2 is attached to the charger 1. FIG.
FIG. 2 is an exploded perspective view of the charger 1 in FIG. As shown in this figure, compared to FIG. 9, the case 10 is provided with two guide ribs 113, and the guide ribs 113 provide guidance for fitting the buttons 111 respectively.

The button 111 is provided with a ring 112, which functions to prevent the button 111 from falling off. When the portable communication device main body 2 is not mounted, the button 111 is moved from the guide rib 113 of the case 10. So that it does not come off. The substrate 13 is provided with two charging terminals 32.

When the case 10 and the substrate 13 are joined, the hook 11 projects and is exposed from the hook notch 11A of the case 10 as in the conventional case, but unlike the conventional case, the portable communication device main body 2 is mounted on the charger 1. Otherwise, the contact portion of the charging terminal 32 does not protrude from the terminal cutout 12A and is stored in the cases 10 and 17 so as not to be exposed.

Each of the charging terminals 32 is of a coil spring type and is integrated with the plate 114. The plate 114 is an elongated plate, which is connected to the charging terminal 32 at two locations in the longitudinal direction, respectively, and interlocks with the button 111 when the portable communication device main body 2 is attached to the charger 1, so that the case 1
The contact portions of the charging terminals 32 housed in the terminals 0 and 17 are used to protrude from the terminal cutouts 12A to be exposed.

That is, when the portable communication device main body 2 is attached to the charger 1, the button 111 is pressed by the portable communication device main body 2, a force acts on the plate 114, and the charging terminal 3
2 protrudes from the hook notch 11A of the case 10,
It is exposed and makes electrical contact with the charging terminal 22 of the portable communication device main body 2. When the portable communication device main body 2 is detached from the charger 1, the button 111 is pressed in the opposite direction by the plate 114. That is, the force applied to the button 111 is eliminated, and the projecting and exposed charging terminals 32 are housed in the cases 10 and 17 by the repulsive force of the spring.

FIG. 3 shows the charging terminal 32 when the portable communication device main body 2 is not mounted.
It is sectional drawing about 2-A2. This figure (a) shows the line A
1B shows a cross section taken along line 1-A1, and FIG. 2B shows a cross section taken along line A2-A2. As shown in FIG. 2A, each of the coil spring type charging terminals 12 includes a fixed portion 321 having one end fixed to the substrate 13, and a coil formed at the other end of the fixed portion 321 and in contact with the substrate 13. Part 322 and coil part 3
An inverted V-shaped bent portion 323 that generates bending with the contact point between the substrate 22 and the substrate 13 as a fulcrum, and a contact formed so that a right-angled corner becomes round at the inverted V-shaped bent portion 323 on the opposite side to the coil portion 322. And part 324.

When the portable communication device body 2 is not mounted on the charger 1, the contact portion 324 of each charging terminal 32 is formed by the inverted V-shaped bent portion 323 having the pulling angle α.
Are accommodated in the case 10 and the case 17 so as not to protrude from the terminal notch 12A and not to be exposed. Thus, by providing the inverted V-shape, the charging terminal 32
Can be easily accommodated in the cases 10 and 17.

Further, the plate 114 is fixed to the inclined portion of the inverted V-shaped bent portion 323 of the charging terminal 32. As shown in FIG. 2B, before the portable communication device main body 2 is attached to the charger 1, the plate 111 contacts the lower part of the button 111, and the button 111 is moved to the case 10.
It is pushed up to the outside, protrudes, and is exposed.

FIG. 4 shows the charging terminal 32 when the main body 2 of the portable communication device is mounted. The lines A1-A1 and A2-A in FIG.
2 is a cross-sectional view of FIG. As shown in FIG.
When the portable communication device main body 2 is attached to the charger 1, the portable communication device main body 2 presses the button 111 which is projected and exposed to the outside of the case 10.

As shown in FIG. 3A, the plate 114 is depressed when the button 111 is depressed, and the charging terminal 3 is depressed.
The inverted V-shaped angle of the second inverted V-shaped bent portion 323 opens, and with this opening, the contact portion 324 of the charging terminal 32 projects from the terminal notch 12A and is exposed.

The protruding and exposed contact portion 324 of the charging terminal 32 hits the charging terminal 22 of the portable communication device main body 2, and the reverse V-shaped bending portion 323 bends and the coil portion 322 contracts to generate a spring repulsive force. Due to the repulsive force of the spring, the charging terminal 22 and the charging terminal 32 of the portable communication device main body 2 are arranged.
Of the contact portion 324 is secured. further,
When the portable communication device main body 2 is removed from the mounting of the charger 1, the load on the button 111 is removed, and the contact portion 324 of the charging terminal 32 is brought into contact with the case 10, 1 by the spring recovery force.
7 is stored.

Therefore, according to the present invention, when the portable communication device main body 2 is not mounted on the charger 1, the contact portion 324 of each charging terminal 32 does not protrude from the terminal cutout 12A of the case 10. When the portable communication device main body 2 is mounted on the charger 1 without being exposed, the contact portions 324 of the charging terminals 32 project from the terminal cutouts 12A of the case 10 and are exposed, as in the related art. In addition, erroneous operation of the charging function does not occur, and further, deformation and breakage of the charging terminal 32 due to external force from the lateral direction can be prevented.

FIG. 5 is a partial view showing a modification of the case 10 in FIG. As shown in this drawing, as compared to FIG.
A terminal cutout 12B with a brush is provided, and the terminal cutout 12B with a brush is provided when the charging terminal 32 protrudes from the case 10 and is exposed when the portable communication device main body 2 is attached to the charger 1. Cleaning, deterioration due to dirt,
Prevents short circuit due to adhesion of dust and the like.

[0032]

As described above, according to the present invention,
A notch for the terminal is provided in the case, and the charging terminal is accommodated in the case when the portable communication device is not attached to the charger, and the notch for the terminal when the portable communication device is attached to the charger. The battery contacts the power receiving terminal of the mobile communication device by protruding from the battery and performs charging.Therefore, malfunctions such as short-circuiting of the charging function are eliminated, and lateral force is applied to the charging terminal. Disappears, useless deformation,
Damage can now be prevented.

Further, since the brush is attached to the notch for the terminal of the case, when the charging terminal protrudes from the case and is exposed when the mobile communication device is mounted on the charger,
By performing cleaning, it becomes possible to prevent deterioration due to dirt and short circuit due to adhesion of dust and the like.

[Brief description of the drawings]

FIG. 1 is a perspective view schematically showing a charging structure of a portable communication device according to the present invention.

FIG. 2 is an exploded perspective view of the charger 1 in FIG.

FIG. 3 is a cross-sectional view taken along line A1-A1 and line A2-A2 of FIG. 1 showing the charging terminal 32 when the portable communication device main body 2 is not mounted.

4 is a cross-sectional view taken along line A1-A1 and line A2-A2 of FIG. 1 showing the charging terminal 32 when the portable communication device main body 2 is mounted.

FIG. 5 is a partial view showing a modification of the case 10 in FIG.

FIG. 6 is a diagram showing the charging state of the charger and the portable communication device main body on which the present invention is based.

FIG. 7 is a perspective view showing a schematic structure of the charger 1 in FIG.

8 is a perspective view showing a schematic structure of the portable communication device main body 2 in FIG.

9 is an exploded perspective view of the charger 1 in FIG.

FIG. 10 is a sectional view taken along line B1-B1 in FIG. 7;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Charger 2 ... Portable communication device main body 10, 17 ... Case 11 ... Hook 11A ... Notch for a hook 12A ... Notch for a terminal 12B ... Notch for a terminal with a brush 13 ... Board | substrate 15, 18 ... Screw 16, 19 ... Screw hole 21 ... Hook receiving part 111 ... Button 112 ... Ring 113 ... Guide rib 114 ... Plate 321 ... Fixed part 322 ... Coil part 323 ... Inverted V-shaped bending part 324 ... Contact part

Continued on the front page F term (reference) 5G003 AA01 BA01 FA03 5H030 AA03 AA08 AS14 AS18 BB01 DD04 DD15 DD21 5K023 AA07 BB20 BB25 KK04 LL03 NN07 RR08 5K067 BB04 EE02 KK06 KK17

Claims (6)

[Claims] 1. A charging structure for a portable communication device for charging a portable communication device by electrically contacting a charging terminal of the portable communication device with a charger, comprising: a case having a notch for a terminal; When the portable communication device is not attached to the charger, it is accommodated in the case, and when the portable communication device is attached to the charger, the portable communication device protrudes from the terminal notch and electrically connects to the power receiving terminal of the portable communication device. A charging structure for a portable communication device, comprising: a charging terminal for charging by contacting the mobile communication device. 2. The power receiving terminal is a coil spring type having two inverted V-shaped bent portions, and the portable communication device is not mounted on the charger due to the inverted V-shaped bent portion having an opening angle. The charging structure for a portable communication device according to claim 1, wherein the case is accommodated in the case. 3. A button is provided on the case, and a plate is formed integrally with each of the inclined portions of the inverted V-shaped bent portion. When the portable communication device is not attached to the charger, the plate is attached to the plate. A button is pushed up, and when the portable communication device is attached to the charger, the portable communication device pushes down the button, and the plate is pushed down by the pushed down button, and the opening angle of the inverted V-shaped bent portion is pushed. 3. The mobile phone according to claim 2, wherein a contact portion of the power receiving terminal protrudes from the terminal cutout of the case to contact a power receiving terminal of the portable communication device to perform charging. Communication device charging structure. 4. The charging structure of claim 3, wherein the button is provided with a ring. 5. The charging structure for a portable communication device according to claim 1, wherein a brush is attached to the terminal cutout of the case. 6. Each of the coil spring type charging terminals includes a fixed portion having one end fixed to the substrate, a coil portion formed at the other end of the fixed portion and in contact with the substrate, An inverted V-shaped bent portion that generates bending with the contact point of the substrate as a fulcrum;
2. The portable communication device according to claim 1, further comprising: a bent portion having a right-angled shape and a contact portion formed so that a right-angled corner is rounded, and wherein the substrate is fastened to the case. 3. Charging structure.