JP2001292219A - Communication terminal equipment for moving object - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide communication terminal equipment for moving object, having an attaching position fixing structure for a battery pack, which can stand changes over aging without using another special component or a conventional elastic cushion by improving the position fixing structure for the battery pack. SOLUTION: Concerning the communication terminal equipment for providing, positioning and fixing a freely attachable and detachable battery pack 3 inside a battery pack storage 2 in a main body 1 of equipment, the battery pack 3 has battery pack side engaging parts 3a and 3b on both left and right end faces 31 and 32 in the form of almost flat parallelopiped in the lengthwise direction, side faces 33 and 34 close to both the left and right end faces or bottom surface 35, the battery pack storage part 2 in the main body 1 of equipment has main body side engaging parts 2a and 2b to be engaged with the battery pack side engaging parts, and the main body of equipment and the battery pack are positioned and fixed by engaging the main body side engaging parts and the battery pack side engaging parts (2a-3a and 2b-3b).

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mobile communication terminal device such as a portable telephone, a portable radio, a PHS, a transceiver, and a cordless telephone, and more particularly to a structure for fixing a mounting position of a battery pack provided in the device. It is.

[0002]

2. Description of the Related Art Of the conventional mobile communication terminals, a portable telephone is taken as a typical example. In order to fix the position of the battery (semi-hard pack) used in the conventional mobile phone, as shown in FIG. 3, the battery pack 3 is inserted into the device body 1 of the mobile phone. And so on. Further, the material of the apparatus main body used is often made of resin, and there are also cases where the spring property is used. In the longitudinal direction, the battery was directly pressed with a battery cover, or play was stopped with an elastic material, a cushion, or the like.

[0003]

However, in the case where the spring property of the resin is used to prevent the backlash of the battery pack, if the resin is left at a high temperature in the assembled state, stress relaxation occurs due to the characteristics of the resin and the spring property is reduced. The function of preventing backlash is not satisfied. In addition, the same applies to the case where a cushion material is used, and another part or member is newly generated, so that the cost, the number of man-hours, the number of management steps, and the like are increased. In addition, since the battery pack has a play in the battery storage part, the movement in the storage part is in a free state. If the device falls, the displacement amount due to the impact inside the device becomes large, May be damaged.

[0004] The present invention has been made in view of the above points,
Improves the position fixing structure of the battery pack of the conventional mobile communication terminal device, and can withstand long-term aging without using specially added parts or members such as a conventional springy cushioning material. It is an object of the present invention to provide a mobile communication terminal device having a structure for fixing a mounting position of a battery pack.

[0005]

According to the present invention, in order to solve the above-mentioned problems, a detachable battery pack 3 is provided in a battery pack storage section 2 of an apparatus main body 1 and fixed in position. In the mobile communication terminal device, the battery pack 3 has a substantially flat rectangular parallelepiped and has left and right end faces (31, 3) in the longitudinal direction.
2) or the battery pack side engaging portions (3a, 3) on the side surfaces (33, 34) or the bottom surface 35 near the left and right end surfaces, respectively.
b), the battery pack storage section 2 of the device main body 1 has main body side engaging portions (2a, 2b) that engage with the battery pack side engaging portions, and the main body side engaging portion and the battery pack side The mobile communication terminal device has a configuration in which the main body and the battery pack are fixed in position by the respective engagements (2a and 3a, 2b and 3b) with the engagement portions. Further, in the second aspect, the battery pack storage portion 2 of the mobile communication terminal device has the antenna-side inner wall surface 2.
c has a main body side first engaging portion 2a and a body side second engaging portion 2d which engages with the battery pack side engaging portion 3b on the bottom surface 2d of the battery pack storage portion 2. Terminal device. Further, in the third aspect, the mobile communication terminal device has a cover member 4 mounted on the battery pack storage portion 2, and the main body side second engagement portion 2 is provided on the inner wall surface of the cover member 4.
b, a mobile communication terminal device having a cover member projecting portion 4b is provided.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of a mobile communication terminal according to the present invention will be described below in detail with reference to the accompanying drawings. Each drawing is as follows. FIG. 1 is an explanatory diagram showing an embodiment of a mobile phone radio device in a mobile communication terminal device according to the present invention. FIG. 2 is an explanatory view of the mobile phone wireless device shown in FIG. FIG. 3 is an explanatory view showing a state of mounting a battery pack of a conventional mobile phone radio.

As shown in FIG. 1, a mobile communication terminal device according to the present invention has a basic configuration including a device main body 1, a battery pack 3, and a battery pack cover member 4. A battery pack storage section 2 is provided in the apparatus main body 1, and a detachable battery pack 3 is built therein and fixed therein. Cover member 4
Covers the battery pack housing 2 so as to cover it,
And fastened by the cover hook 2e. The battery pack 3 has a substantially flat rectangular parallelepiped shape, and has battery pack side engaging portions 3a and 3b on both left and right end surfaces (31, 32) in the longitudinal direction in FIG. Battery pack side engaging portions (3a,
3b) is not on the left and right end faces, but on the side face (3
3, 34) or on the bottom surface 35. Since the purpose is to store the battery pack 3 in the battery pack storage section 2 and fix the position, the battery pack 3 may be engaged at any point on the end face, side face, and bottom face. The main body side engaging portions (2a, 2b) and the battery pack side engaging portions (3a, 3b) each have two engaging portions in FIG. 1, but of course have three or more engaging portions. Can also be designed. However, an engaging portion must be formed at a position where the device body side and the battery pack side exactly engage.

The main body side engaging portion (2a, 2b) is formed in the battery pack housing portion 2 of the apparatus main body 1, and is engaged with the battery pack side engaging portion (3a, 3b). That is, 2a and 3
The positions of the apparatus main body 1 and the battery pack 3 are determined by the two sets of engagements a, 2b and 3b. In FIG. 1, the battery pack side engaging portions (3a, 3b) have a claw shape or a convex hook shape, and the main body side engaging portions (2a, 2b) have an inverted concave or square shape. , And are engaged with each other by uneven engagement or hook hooking to fix the position. Practically, the antenna-side inner wall surface 2c of the battery pack storage section 2
And a main body side second engaging portion 2 which engages with the battery pack side engaging portion 3b on the bottom surface 2d.
d is provided and engaged at two end faces of the battery pack.
It is preferable because the position can be stably fixed. In some cases, two types of engagement can be selectively used at two locations, that is, the engagement portion (2a and 3a) on the antenna side and the engagement portion (2b and 3b) on the opposite side to the antenna. For example, the engaging portions (2a and 3a) on the antenna side are engaged by firm concave / convex joints that also serve to stop back and forth and left and right, and the engaging portions (2b and 3b) on the opposite side to the antenna are easy to attach and detach. In consideration of the size, it is also possible to design such that it is hooked by a claw-shaped projection utilizing the spring property of the resin.

There are various other possible ways of engagement. As an example, the main body side engaging portions (2a, 2b) are formed so as to protrude, but may be provided inside the inner wall surface or the bottom surface without protruding. In this case, the main body side engaging portions (2a, 2a,
The battery pack side engaging portions (3a, 3b) that engage with b)
It may be provided on the bottom surface 35 or the side surface (33, 34) near the end surface instead of on the left and right end surfaces. As still another example, it is conceivable to engage an engaging portion protruding from the device body with a concave engaging portion provided inside the battery pack.
Note that the term “engagement” used in the present invention refers to a relationship in which the positional relationship between the constituent members is determined. Means such as a conventionally known method of attaching and fitting the constituent members include:
In the present invention, all of them can be applied as engagement. That is, the design may be made by selecting and applying appropriate technical means such as engaging, fitting, engaging, engaging, engaging, joining, and joining.

Further, the battery pack cover member 4 of the mobile communication terminal device is provided with a cover member projecting portion 4b projecting from the inner wall surface of the cover so as to face the second engaging portion 2b on the main body side. The cover member protruding portion 4b presses, stops, or reinforces the main body side engaging portion 2b, and plays an effective role in fixing the position of the present invention. The main body side engaging portion 2b is made of resin, soft metal, or the like, and may be deformed or damaged by a considerable stress depending on the transfer or weight of the battery pack. In such a case, the cover member projecting portion 4b provides a strong backup of the main body side second engaging portion 2b and also serves as a positioning support and guide.

[0011]

As described above, according to the present invention, it is possible to prevent deterioration and fatigue of the battery pack attaching / detaching engagement portion of the mobile communication terminal device. Also, even when a large impact is applied due to dropping of the device, the built-in battery pack does not rattle in the device, has a small amount of displacement, and is securely mounted and secured. Further, it is not necessary to newly prepare a special part, and it is possible to prevent rattling and displacement, which is efficient. Moreover, a highly reliable product that can withstand long-term aging can be provided.

[Brief description of the drawings]

FIG. 1 is an explanatory diagram showing an embodiment of a mobile phone wireless device in a mobile communication terminal device according to the present invention.

FIG. 2 is an explanatory view of the mobile phone wireless device shown in FIG. 1 in a longitudinal central section.

FIG. 3 is an explanatory diagram showing a state of mounting a battery pack of a conventional mobile phone radio.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Device main body 2 Battery pack storage part 2a Main body side first engaging part 2b Main body side second engaging part 2c Inner wall surface 2d Bottom surface 2e Cover hooking part 3 Battery pack 3a Battery pack side first engaging part 3b Battery pack side Second engaging portion 4 Cover member 4a Projecting portion 5 Antenna portion 6 Cushion member 31 Antenna-side end surface 32 Anti-antenna-side end surface 33 Side surface 34 Side surface 35 Bottom surface

Claims (3)

[Claims] 1. A mobile communication terminal device in which a detachable battery pack is installed and fixed in a battery pack storage portion of a device main body, wherein the battery pack has a substantially flat rectangular parallelepiped shape having left and right ends or left and right ends in a longitudinal direction. A battery pack side engaging portion is provided on each side or bottom surface near the surface, and the battery pack housing portion of the device main body has a main body side engaging portion which engages with the battery pack side engaging portion. A mobile communication terminal device having a configuration in which the device main body and the battery pack are fixed in position by engagement of an engagement portion and the battery pack side engagement portion. 2. The mobile communication terminal device according to claim 1, wherein the battery pack storage portion has a main body side first engagement portion on an antenna-side inner wall surface, and further includes a battery on a bottom surface of the battery pack storage portion. A mobile communication terminal device comprising a main body side second engaging portion that engages with a pack side engaging portion. 3. The mobile communication terminal device according to claim 2, wherein the mobile communication terminal device has a cover member to be mounted on the battery pack storage part, and the inner wall surface of the cover member has a main body side first side. 2. A mobile communication terminal device having a cover member projecting portion facing the two engaging portions.