JPH11134065A - Portable electronic devices - Google Patents

Abstract

(57) Abstract: The present invention relates to a portable electronic device in which a display unit is rotatably supported on a main body. An object of the present invention is to provide a portable electronic device in which both sides of a hinge portion are effectively used for mounting a battery pack and can be easily downsized. A substantially L-shaped member (2) is provided between hinge portions (3, 3) of a device main body (1) rotatably supporting a display unit housing (2) on the device main body (1).
As a configuration for mounting the battery pack 5 in which cells are arranged in three parallel rows, the battery pack 5 can be mounted by effectively utilizing the back surface between the hinge portions of the device main body 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable electronic device in which a display unit is rotatably supported on a main body, and in particular, a battery pack containing a secondary battery cell is detachably provided. For example, the present invention relates to a portable electronic device such as a portable computer.

[0002]

2. Description of the Related Art Conventionally, in a small personal computer which is easy to carry and can be driven by a battery for a long time, a battery pack having a cell arrangement structure as shown in FIG. Had been. In the figure, 61 is the main body of the battery pack 60, 62 is the lid,
63 is a cylindrical secondary battery cell. Here, six secondary battery cells 63, 63,... Are arranged in three series and two in parallel.

If a battery pack having such a structure is to be applied to a clamshell-type small personal computer capable of being driven by a battery for a long time, six secondary battery cells 63, 63,... A large mounting space that can accommodate the battery pack arranged in a plane must be secured in the housing. Therefore, the storage position of the battery pack in the housing is specified in a limited space portion in the housing, and a large space is required for miniaturization. Was an obstacle.

[0004]

As described above, conventionally, in a small personal computer which is easy to carry and can be driven by a battery for a long time, the storage position of the battery pack containing the secondary battery cells in the housing is conventionally known. It was specified in a limited space in the housing, which was a major obstacle to downsizing.

[0005] The present invention has been made in view of the above circumstances,
In a portable electronic device in which a display unit is rotatably supported on a main body, between the hinge portions on the back surface of the main body, on both sides of the hinge portion, or on one side of the hinge portion, the display unit is rotatably supported. An object of the present invention is to provide a portable electronic device that can be easily miniaturized by effectively utilizing it for mounting.

[0006]

SUMMARY OF THE INVENTION The present invention provides a structure in which a battery pack is mounted between hinge portions on the back surface of a main body for rotatably supporting a display portion or on both sides of a hinge portion. It is characterized by being effectively used for mounting a battery pack.

That is, according to the present invention, in a portable electronic device having a display unit rotatably supported on a main body, a plurality of hinges of the main body rotatably supporting the display unit are provided. A battery pack having a built-in secondary battery cell is detachably mounted.

The present invention is also directed to a portable electronic device having a display unit rotatably supported by a main body, wherein both sides of the main body are sandwiched by hinge portions for rotatably supporting the display unit. ,
Alternatively, a battery pack including a plurality of secondary battery cells is detachably mounted on one side of the hinge.

According to another aspect of the present invention, in a portable electronic device having a display unit rotatably supported by a main body, the display unit is provided between hinge portions of the main body rotatably supporting the display unit. A battery pack mounting portion; and a battery pack removably provided in the battery pack mounting portion, wherein a plurality of tubular secondary battery cells are bent and arranged in a substantially L-shape in parallel. Features.

The present invention also relates to a portable electronic device having the above-mentioned battery pack, wherein a plurality of tubular secondary battery cells bent and arranged in a substantially L-shape in parallel are arranged in series. It is characterized by using a stored battery pack.

Further, the present invention relates to a portable electronic device having the above-mentioned battery pack, wherein the bent arrangement angle of the plurality of cylindrical secondary battery cells is made obtuse so that the shape of the pack is changed to the case of the main body. It is characterized by using a battery pack set in consideration of the body shape.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. Here, a clamshell type portable electronic device in which a display unit is rotatably supported by a main body is taken as an example. 1 to 5 are views for explaining one embodiment of the present invention. FIG. 1 is a plan view showing an external configuration of a portable electronic device according to one embodiment of the present invention, and FIG. 2 is a left side view thereof. 3 is a rear view of the same, and FIG. 4 is a right side view of the same (showing a rotating state of the display unit). 5A and 5B are views showing the structure of the battery pack, FIG. 5A is a plan view, and FIG.
Is a side view, and FIG. 3C is a front view. It should be noted that a battery pack attachment / detachment guide mechanism, a lock mechanism, and a connector mechanism of a battery pack mounting portion provided on a back portion between hinge portions of the device main body are omitted here.

In FIG. 1, reference numeral 1 denotes a device main body which incorporates various functional elements such as a CPU and an I / O and has an operation input device such as a keyboard mounted and designated on the surface. The display unit housing is rotatably supported by the device main body 1 via a hinge.

Reference numeral 3 denotes a hinge for rotatably supporting the display housing 2 on the device main body 1. A state in which the display housing 2 is closed on the device main body 1 by left and right hinges and a predetermined amount of rotation. To support at any position between the released state.

Reference numeral 4 denotes a battery pack mounting portion provided on a back portion between the hinge portions 3 and 3 of the device main body 1 for rotatably supporting the display unit housing 2 on the device main body 1. The battery pack mounting portion is provided at a predetermined position. It has a connection connector.

Reference numeral 5 denotes a battery pack which is detachably mounted on a battery pack mounting portion 4 provided on the back of the hinge portion 3 of the device main body 1. This realizes a substantially L-shaped compact battery pack mounting structure that makes effective use of the parts.

As shown in FIG. 5B, the structure of the battery pack 5 has a substantially L-shaped pack shape and includes three cylindrical secondary battery cells (Ca, Cb,
Cc) A total of six cylindrical secondary battery cells 51, 51,... In which two sets of 51, 51, 51 bent in parallel in a substantially L-shape are arranged in series and arranged in series, three in parallel, and three in parallel. Is done. still,
In FIG. 3B, the arrow indicates the mounting direction of the battery pack 5.

The three parallel cylindrical secondary battery cells (Ca, C)
b, Cc) 51, 51, 51 are bent at an obtuse bending angle in consideration of the height of the back surface of the device body 1. That is,
The height of the battery pack 5 is adjusted to the height of the back of the device body 1 and the thickness of the pack is reduced as much as possible, thereby realizing a compact battery pack. At this time, three parallel cylindrical secondary battery cells (Ca, Cb,
Cc) The most compact battery pack can be realized by arranging the bends 51, 51, 51 at an obtuse bend angle (bend angle larger than 90 degrees) and determining the bend angle by adjusting the height.

In FIG. 5, reference numeral 52 denotes a connector for connecting the battery pack 5 to a power supply circuit in the main body 1 of the apparatus. The connector 52 is provided on the battery pack mounting section 4 on the back of the main body 1. It is connected to a battery connector (not shown).

As described above, the battery in which the cells are arranged in a substantially L-shaped two-parallel three-parallel manner between the hinge parts 3, 3 of the device main body 1 that rotatably supports the display unit housing 2 on the device main body 1. With the configuration in which the pack 5 is mounted, the device body 1
The battery pack 5 can be mounted by effectively utilizing the back surface between the hinge portions, and the size can be easily reduced.

In the above-described embodiment, the device configuration in which the display unit housing is rotatably supported on the device body by the left and right hinges is taken as an example. Accordingly, the present invention can be applied to a device configuration in which the display unit housing is rotatably supported by the device body. In this case, on both sides of the hinge part on the back side of the device body,
Alternatively, by mounting a battery pack in which three substantially parallel L-shaped cells are arranged on one side of the hinge portion, the battery pack can be mounted by effectively utilizing both sides of the hinge portion of the device body, and can be easily reduced in size. Can be achieved. It should be noted that specific arrangements and the like in each of these embodiments can be easily understood from the above-described embodiment, and a detailed description thereof will be omitted here.

[0022]

As described above in detail, according to the present invention, in a portable electronic device in which a display unit is rotatably supported by a main body, a back surface of the main body which rotatably supports a display unit is provided. It is possible to provide a portable electronic device that can be easily miniaturized by effectively utilizing the space between the hinge portions, both sides of the hinge portion, or one side of the hinge portion for mounting the battery pack.

[Brief description of the drawings]

FIG. 1 is an exemplary plan view showing an external configuration of a portable electronic device according to an embodiment of the present invention.

FIG. 2 is a left side view showing an external configuration of the portable electronic device according to the embodiment of the present invention.

FIG. 3 is an exemplary rear view showing the external configuration of the portable electronic device according to the embodiment of the present invention;

FIG. 4 is a right side view showing an external configuration of the portable electronic device according to the embodiment of the present invention.

FIG. 5 is a view showing the structure of a battery pack according to an embodiment of the present invention.

FIG. 6 is a view showing the structure of a conventional battery pack.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Device main body, 2 ... Display case, 3 ... Hinge part, 4 ... Battery pack mounting part, 5 ... Battery pack, 51 ... Cylindrical secondary battery cell, 52 ... Connector.

Claims (6)

[Claims] 1. A portable electronic device comprising a battery pack mounting portion including a plurality of rechargeable battery cells provided between hinge portions of a main body rotatably supporting a display portion. 2. A portable type wherein a mounting portion for a battery pack including a plurality of rechargeable battery cells is provided on both sides of a main body with a hinge portion rotatably supporting a display portion provided therebetween. Electronics. 3. A portable electronic device wherein a mounting portion for a battery pack including a plurality of secondary battery cells is provided on one side of a hinge portion of a main body for rotatably supporting a display portion. . 4. A battery pack mounting portion provided between hinge portions of a main body rotatably supporting a display portion, and a plurality of cylindrical secondary battery cells detachably provided on the battery pack mounting portion. And a battery pack in which the battery packs are bent in parallel in a substantially L-shape. 5. The portable electronic device according to claim 4, wherein a plurality of cylindrical secondary battery cells bent and arranged in a substantially L-shape in parallel are arranged and stored in series. 6. The portable electronic device according to claim 4, wherein a battery pack is used in which the shape of the pack is set by making the bending arrangement angle of the plurality of cylindrical secondary battery cells obtuse.