JPH06349527A - Charger - Google Patents

Abstract

PURPOSE:To properly attach a charger to either large-sized battery pack or small-sized without backlash in a charger charging either size of battery packs. CONSTITUTION:A charger is an apparatus to charge either a small-sized battery pack 1 with a first size or a large size battery's pack 5 having a taper part at the lower end part and thicker thickness W2 than that of the first size. A horizontal plane and a regulating part 18 having a curved face in succession with the horizontal plane are installed rotatably at the position parted from the standard plane of a storage part 16 by the degree of the thickness of the small size battery's pack 1.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a charging device for charging a battery used in a wireless device such as a mobile phone, and particularly to any one of two types of battery packs having different sizes and capacities. Also relates to a charging device that can be charged.

[0002]

2. Description of the Related Art Conventionally, as a charging device of this type, for example, Japanese Patent Application Laid-Open No. 4-179070 (H01M10 / 4).
There are some as described in 6). That is, according to this conventional technique, the device main body is provided between a storage part formed of a space having a size capable of storing a large battery pack mounted on the device main body and a bottom wall of the storage part, and one reference wall surface. And a low protrusion that can be partitioned into a space that can accommodate a small battery pack attached to this device body, and is provided on the wall surface side that faces the reference wall surface, and protrudes into the housing portion by elasticity, A charging device including an adjusting member that can be retracted from the storage portion against elasticity and a charging terminal that can come into contact with a charging terminal of a large battery pack or a small battery pack that is stored in the housing portion together with a device body. is there.

In this prior art, when the small battery pack is inserted into the housing while it is housed in the device body, the device body and the small battery pack are pressed against the reference wall surface side by the adjusting member protruding into the housing, It can be stored in a positioned state between the reference wall surface and the protrusion, and charging can be performed by bringing the charging terminals into contact with each other in this positioned state. When inserted, the adjusting member protruding in the storage part retracts against the elasticity and can be stored in a positioned state between the reference wall surface and the opposing wall surface on the adjusting member side. It can be recharged.

[0004]

However, in the above-mentioned prior art, it is necessary to provide an adjusting member projecting into the storage portion by elasticity on the wall surface facing the reference wall surface, which complicates the structure and has a large number of parts. There are drawbacks. Further, since the adjusting member is provided on the wall surface provided with the charging terminal, and the elastic force acts in the direction of separating the device body from the charging terminal, there is a disadvantage that the contact between the charging terminals becomes unstable. Furthermore, in the above-mentioned conventional technology, no measures are taken to prevent erroneous insertion of the device body,
There was also a problem that the user could not charge the battery by inserting it incorrectly.

[0005]

SUMMARY OF THE INVENTION The present invention is intended to improve the above-mentioned drawbacks of the prior art. A small battery pack having a thickness W1 of the first dimension and a taper portion at the lower end portion are provided. In a charging device for charging any of the large-sized battery packs having a thickness W2 larger than the thickness W1 of the first dimension, a storage unit having a size capable of storing the large-sized battery pack, and a horizontal plane. The present invention is characterized by having a curved surface connected to the horizontal plane and having a pair of restricting members rotatably provided at a position separated from the reference surface of the storage portion by the thickness W1 of the small battery pack. .

The present invention also relates to a small battery pack having a thickness W1 of a first dimension and a large battery having a thickness W2 larger than the thickness W1 of the first dimension by providing a taper portion at a lower end portion. In a charging device that charges any of the packs attached to the device body, a storage unit that is large enough to hold a large battery pack attached to the device body, a horizontal surface, and a curved surface connecting to this horizontal surface. And a pair of restricting members rotatably provided at a position separated from the reference surface of the accommodating portion by the thickness of the small battery pack mounted on the device body.

[0007]

According to the present invention, when charging a small battery pack, the small battery pack is guided and properly mounted by the pair of regulating members, and when charging a large battery pack, the pair of regulating members is The contact between the curved surface and the battery pack causes the regulation member to rotate, and as a result, the large battery pack is guided and mounted by the entire storage portion. Also, when any of the battery packs is attached to the device body, the same operation is performed.

[0008]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 shows a small battery pack to be charged by the charging device of the present invention. Small battery pack 1
Is formed in a thin plate shape with a first thickness W1, rectangular cutouts 2 are formed on both side surfaces for regulating the insertion direction, a charging terminal 3 is formed on the lower end, and a charging terminal 3 is formed on the upper end. A locking piece 4 for mounting on the device body is integrally formed.

FIG. 2 shows a large battery pack to be charged by the charging device of the present invention. Large battery pack 5
Is formed in a box shape having a second thickness W2 that is larger than the first thickness W1, and, like the small battery pack 1, rectangular notches 6 for restricting the insertion direction are formed on both side surfaces. Further, a charging terminal 7 is integrally formed on the lower end portion, and a locking piece 8 for mounting on the device body is integrally formed on the upper end surface. A taper portion 9 is formed at the bottom of both side surfaces of the large battery pack 5.

FIG. 3 is a perspective view showing the large battery pack 5 mounted on the apparatus body. In the figure, 10 is a mobile phone device main body, 11 is a built-in microphone for transmission, and an opening / closing lid that covers operation buttons such as a numeric keypad, 12 is a display, 13 is a receiving speaker, and 14 is an antenna.
The large-sized battery pack is attached to the back surface of the device body 10 by an attachment / detachment mechanism (not shown) provided in the device body 10.
When the large battery pack 5 is attached to the device body, its thickness is T + W2. The corner of the front surface of the device body 10 is formed with a curved surface 11a to prevent erroneous insertion.

FIG. 4 is an external perspective view of the charging device of the present invention. On the upper surface of the charging device 15, a battery pack storage portion 16 for storing only a large or small battery pack.
And a main body storage portion 17 for storing the battery pack mounted in the main body 10 of the device. The width of the opening 16a is adjusted to the width W2 of the large battery pack so that the large battery pack 5 can be stored in the battery pack housing 16 without rattling, and the main body housing 17 stores the large battery pack 5 therein. The width of the opening 17a is formed according to the sum of the width W2 of the large battery pack 5 and the width T of the device body 10 (T + W2) so that the device body 10 can be stored without rattling. There is. Also, the battery pack storage unit 1
A protrusion 16b is formed in the opening 16a of the battery pack 6 in accordance with the notches 2 and 6 of the battery pack to prevent the battery pack from being mounted in the wrong direction. further,
Similarly, the opening portion of the main body storage portion 17 is also provided with a rounded portion 17b at the corner portion to prevent erroneous insertion.

A pair of regulating members 18 and 19 are provided on the inner side surfaces of the accommodating portions 16 and 17, respectively. Control member 1
As shown in FIG. 5, the reference numerals 8 and 19 are formed in a substantially right triangle having a horizontal surface 20 and a curved surface 21 connected to the horizontal surface 20, and the charging device 15 is rotatable about a rotation shaft 22.
Is pivotally supported. Further, the spring 23 allows the horizontal surface 2
0 and the curved surface 21 are urged in the protruding direction,
The charging device 15 is regulated to the position shown in the figure by contact with the end 24 of the cabinet.

FIG. 6 is a top view of the charging device 15. As shown in this figure, the restricting member 18 is provided at a position where the side surface 18a thereof is apart from the reference surface 16c of the battery pack housing 16 by W1. Therefore, the small battery pack 1 is the regulating member 1
8 is guided by the side surface 18a of the No. 8 and the reference surface 16c of the storage unit 16, and is stably attached to the charging device 15.

The side surface 19a of the regulating member 19 is provided at a position (T + W1) away from the reference surface 17c of the main body accommodating portion 17. Therefore, when charging is performed with the small battery pack 1 mounted on the device body 10, the charging is carried out stably by being guided by the side surface 19a of the regulating member 19 and the reference surface 17c of the storage portion 17, and being stably mounted on the charging device 15.

FIG. 7 is a cross-sectional view showing a case where the large battery pack 5 is mounted in the battery pack storage portion 16 or a case where the device main body 10 having the large battery pack 5 mounted therein is mounted in the main body storage portion 17. Tapered portions 9 are formed on the lower portions of both side surfaces of the large-sized battery pack 5, and these tapered portions 9 are used when the large-sized battery pack 5 is properly mounted in the battery pack storage 16 or in the main body storage 17. When the device body 10 on which the is attached is properly attached, the regulating member 1
It is formed at a position where 8 and 19 abut.

As shown in FIG. 7, when the large-sized battery pack 5 is correctly inserted into the accommodating portions 16 and 17, the regulating member 18 and
19 receives the force of arrow F due to the tapered portion 9, and as a result,
It rotates in the direction of arrow M about the shaft 22 against the spring 23. Then, the restricting members 18 and 19 are retracted from the storages 16 and 17, as indicated by the chain double-dashed line, and the large battery pack 5 or the device main body 10 with the large battery pack 5 mounted therein has a predetermined storage space of the storages 16 and 17. It will be stored in the position.

When the parts other than the tapered portion 9 come into contact with the restricting members 18, 19, that is, when they are not properly mounted, a force is applied to the horizontal surface 20 of the restricting members 18, 19, which causes the direction opposite to the arrow M. However, since the rotation is restricted by the contact with the end portion 24 of the cabinet, erroneous mounting is prevented.

[0019]

As described above, according to the present invention, when a small battery pack is charged, the small battery pack is guided and properly mounted by the pair of regulating members, and the large battery pack is charged. With the contact between the curved surfaces of the pair of regulating members and the battery pack, the regulating member rotates, and as a result, the large-sized battery pack is guided and mounted by the entire storage portion. Further, even when any of the battery packs is attached to the device body, the same operation is performed, and in any case, the battery pack can be surely charged. Further, when charging is performed only with the small battery pack or with the small battery pack attached to the device body, and when the battery is not properly attached to the charging device, the regulation member prevents the insertion, and the incorrect attachment can be prevented in advance. .

[Brief description of drawings]

FIG. 1 is a perspective view showing a small battery pack charged by a charging device of the present invention.

FIG. 2 is a perspective view showing a large battery pack charged by the charging device of the present invention.

FIG. 3 is a perspective view showing a large battery pack attached to a device body.

FIG. 4 is a perspective view showing a charging device of the present invention.

FIG. 5 is a cross-sectional view showing a restriction member of the charging device of the present invention.

FIG. 6 is a top view showing a charging device of the present invention.

FIG. 7 is a cross-sectional view showing a case where a large-sized battery pack or a device body in which the large-sized battery pack is mounted is mounted on the charging device of the present invention.

[Explanation of symbols]

 1 Small Battery Pack 5 Large Battery Pack 9 Tapered Part 15 Charging Device 16 Battery Pack Storage 17 Device Main Unit Storage 18, 19 Restricting Member 20 Horizontal Surface 21 Curved Surface

Claims (2)

[Claims] 1. A small-sized battery pack having a thickness W1 having a first dimension, and a thickness W having a taper portion at a lower end portion and having a thickness W1 having a first dimension.
In a charging device for charging any one of large battery packs having a thickness W2 larger than 1, a storage unit having a size capable of storing the large battery pack, a horizontal plane, and a curved surface connected to the horizontal plane are provided. A charging device comprising: a pair of restricting members rotatably provided at a position separated by a thickness W1 of the small battery pack from a reference surface of the accommodating portion. 2. A small-sized battery pack having a thickness W1 having a first dimension, and a taper portion provided at a lower end portion thereof having a thickness W1 having a first dimension.
In a charging device for charging any one of large battery packs having a thickness W2 greater than 1 in a state where the device body is mounted, a charging device having a size that can be stored with the large body battery pack mounted in the device body A pair of restricting members having a storage portion, a horizontal surface, and a curved surface connected to the horizontal surface, and rotatably provided at a position separated from the reference surface of the storage portion by the thickness of the state in which the small battery pack is mounted on the device body. And a charging device.