JP2004357231A - Mobile terminal device - Google Patents

Abstract

A side packing member can be disassembled in a reusable manner, and can be disassembled without damaging a front case and a rear case.
A side packing member is attached to an overlapping portion of a front case and a rear case. The side packing member 30 is formed in a thin and long strip shape by, for example, a synthetic resin, and provided with first engagement portions 31 and 32 and a second engagement portion 33. The first engagement portions 31 and 32 engage with engagement holes 19 and 20 provided in both the front case 13 and the rear case 14. The second engagement portion 33 forms an engagement piece 35 having an insertion hole 34 for inserting the male screw 15 at a central portion in the length direction of the side packing member 30.
[Selection diagram] FIG.

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a mobile terminal device, and more particularly to a mobile terminal device suitable for use in a foldable mobile phone or the like.
[0002]
[Prior art]
2. Description of the Related Art In recent years, various types of mobile terminal devices such as mobile phones have been proposed as configurations of device housings. In particular, a mobile terminal device in which two housings are configured to be foldable with each other has been widely used. Such a mobile terminal device generally has a configuration in which each housing is formed by superposing a front case and a rear case, and a configuration in which a side packing member is provided in an overlapping portion of each case.
By the way, in this type of portable terminal device, maintenance or repair of the device may be required. In such a case, the front case and the rear case are disassembled for maintenance, repair, etc., but when disassembling, the side packing member provided at the overlapping portion of the front case and the rear case is removed. There is a need. This side packing member is originally intended to perform a decorative function or a non-slip function so that a user does not slide down the portable terminal device. Double sided tape or welding is provided between the front case and the rear case. And so on.
Various devices have been proposed as devices related to this type (for example, see Patent Document 1).
[0003]
[Patent Document 1]
Japanese Utility Model Publication No. 5-39055 [0004]
[Problems to be solved by the invention]
However, in the above-mentioned conventional portable terminal device, since the side packing member is fixed to the overlapping portion of the front case and the rear case, it is necessary to remove the side packing member when disassembling, and this member is used as described above. It is fixed with double-sided tape or welding, so it takes time to remove it, and even if it is removed, the adhesive etc. remains in the front case, rear case, side packing member in a solidified state, making it difficult to reassemble There was a problem. In particular, if the side packing member is welded, it takes a lot of trouble to remove the side packing member, and it is difficult to separate the front case, the rear case, and the side packing member into a reusable state. There was a problem.
In addition, since a fitting structure is adopted between the front case and the rear case, there is a problem that the fitting claws are difficult to remove at the time of disassembly, and both cases are damaged.
[0005]
The present invention has been made in view of such circumstances, and its object is to disassemble the side packing member in a reusable manner, and also to disassemble the front case and the rear case without damaging them. Accordingly, it is an object of the present invention to provide a mobile terminal device that is well considered for maintenance and repair.
[0006]
[Means for Solving the Problems]
In order to achieve the above object, the present invention proposes the following means.
The invention according to claim 1 is configured such that one housing and the other housing are foldable via a hinge portion, and one or both of the housings are formed by overlapping a front case and a rear case. And the front case and the rear case are fixed by a fastening member, and a side packing member is provided at an overlapping portion of the front case and the rear case, wherein one of the front case and the rear case is provided. Or, both sides are provided with an engagement receiving portion, and the side packing member is provided with a first engagement portion engaging with the engagement receiving portion, and a second engagement portion engaging with the fastening member is provided. It is characterized by being provided.
[0007]
According to the portable terminal device of the present invention, the first engaging portion of the side packing member engages with the engaging hole or the notch, and the second packing of the side packing member is fixed to the fastening member fixing the front case and the rear case. Are engaged, the fastening member is removed from the front case and the rear case, and the engagement of the second engagement portion is released, and the engagement between the first engagement portion and the engagement hole is prevented. By releasing the engagement, the side packing member can be removed from the front case and the rear case in a reusable state, and the side packing member can be quickly and properly removed.
[0008]
According to a second aspect of the present invention, in the portable terminal device according to the first aspect, a fastening hole is formed in one of the front case and the rear case, and the second engaging portion has an insertion hole. A joining piece is formed, and the fastening member is inserted into the fastening hole and the insertion hole.
[0009]
ADVANTAGE OF THE INVENTION According to the portable terminal device which concerns on this invention, since a fastening member is penetrated by a fastening hole and an insertion hole, and a front case and a rear case are overlapped and fixed, a front case and a rear case are disassembled easily and favorably. Not only can it be performed, but also both can be assembled well.
Further, by inserting the fastening member and the second engagement portion of the side packing member by inserting the insertion member into the insertion hole of the side packing member, the front case, the rear case, the side packing member, Can be assembled and disassembled.
[0010]
According to a third aspect of the present invention, in the portable terminal device according to the second aspect, the front case and the rear case are provided with a holding wall portion for holding the engaging piece.
According to the portable terminal device of the present invention, when the front case and the rear case are fixed by the fastening member, the engaging piece of the side packing member is sandwiched between the holding wall of the front case and the holding wall of the rear case. By releasing the fixing of the members, the front case, the rear case, and the side packing member can be reliably removed, and not only can good disassembly be performed accurately, but also assembly can be easily performed. it can.
[0011]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1 to 7 are views showing a mobile phone to which a mobile terminal device according to an embodiment of the present invention is applied. FIG. 1 is an overall perspective view showing a state in which the mobile phone is opened, and FIG. FIG. 3 is a side view showing a state where a front case and a rear case of a first housing of a mobile phone are overlapped with each other, and FIG. 4 is a side packing member provided in the first housing. FIG. 5 is an exploded perspective view of a front case, a rear case, and a side packing member of the first housing, and FIG. 6 is an explanatory view of assembling the side packing member to an overlapped portion of the front case and the rear case. FIG. 4 is an explanatory view showing a state where a side packing member is inserted into an overlapping portion of a first case and a front case and a rear case.
1 and 2, reference numeral 1 denotes a portable terminal device, 2 denotes a first housing, and 3 denotes a second housing.
As shown in FIG. 1, the first housing 2 is provided with a display unit 4 made of liquid crystal, a speaker unit 5 for securing a receiving function, and the second housing 3 is provided with a plurality of speakers. An operation button including a numeric keypad 6, a mode switching button 7, a power button, and the like are provided, and a microphone unit 8 for securing a transmission function is provided.
[0012]
The first housing 2 and the second housing 3 are configured to be freely foldable by rotating around a hinge 9 as shown by an arrow in FIG. As shown in FIG. 1, a plurality of (three in this example) cylindrical portions 10 having different axial lengths are provided at one end of the first housing 2, as shown in FIG. At one end of the body 3, a plurality (two in this example) of cylindrical parts 11 having the same diameter as the cylindrical parts 10 and capable of fitting between the cylindrical parts 10 are provided. 11 are fitted on the same axis, and a connecting pin (not shown) is inserted into these, and the first housing 2 and the second housing 3 are relatively rotated about the connecting pin. By doing so, it is configured to be freely foldable.
[0013]
As shown in FIGS. 1 to 3, the first housing 2 includes a front case 13 and a rear case 14 overlapped with the front case 13, and the front case 13 and the rear case 14 are configured as shown in FIGS. When they are overlapped as shown in FIG. 7, they are fixed by being tightened by a male screw 15 as a fastening member, as shown in FIG.
[0014]
Therefore, as shown in FIG. 5, fastening holes 16 through which male screws 15 are inserted are formed on both sides of one end of the front case 13 near the cylindrical portion 11, and positions corresponding to the fastening holes 16 are formed in the rear case 14. A female screw hole 18 is formed in a holding wall portion 17 provided in the female screw hole. The distal end of the male screw 15 is inserted into the female screw hole 18 of the holding wall portion 17 from the fastening hole 16 and tightened.
[0015]
Fastening holes 16a for inserting the male screws 15 are also formed on both sides of the front case 13 opposite to the cylindrical portion 11 at the distal end side, and are provided at positions corresponding to the fastening holes 16a also at the distal end side of the rear case 14. A holding wall portion 17a is formed, and a distal end of the male screw 15 is inserted into the female screw hole 18 of the holding wall portion 17a from the fastening hole 16a and tightened.
[0016]
The female screw hole 18 is formed in the holding wall portions 17 and 17a vertically from above. The holding wall portions 17 and 17a are provided upright in the rear case 14 and have a columnar shape. When the rear case 14 and the front case 13 are overlapped, the front case 13 is supported in a stable state with respect to the rear case 14. At the same time, the internal space between the two cases 13 and 14 can be kept good.
[0017]
Although not shown, in the internal space between the front case 13 and the rear case 14, components as the display unit 4, a speaker unit 5 necessary for a communication function of the telephone, and a camera as shown in FIG. Components such as 37 and a mirror 38 are also attached.
[0018]
As shown in FIGS. 1 and 2, a side packing member 30 is attached to an overlapping portion of the front case 13 and the rear case 14.
The side packing member 30 performs a decoration function and also has a non-slip function so that the user can easily hold the first housing 2 when the user carries the mobile phone 1. It is formed in an elongated strip shape.
[0019]
As shown in FIGS. 4A and 4B, the side packing member 30 is provided with first engagement portions 31 and 32 and a second engagement portion 33. The first engagement portions 31 and 32 are engaged with engagement holes 19 and 20 (see FIG. 3) forming engagement receiving portions provided on both the front case 13 and the rear case 14. That is, the engaging portion 31 is formed to protrude forward in an L-shape with a width smaller than the width of the side packing member 30 at a longitudinal end portion of the side packing member 30. Reference numeral 32 denotes an L-shaped projecting portion formed at the center in the length direction of the side packing member 30 at the middle portion in the width direction, similarly to the engaging portion 31.
[0020]
Of the engagement holes 19 and 20, the engagement hole 19 is a hole formed over the front end of the side surface of the front case 13 and the rear case 14, as shown in FIGS. No. The engagement hole 20 has a square shape formed over a front wall 21 provided on the side surface of the front case 13 and a rear wall 22 provided on the side surface of the rear case 14 so as to face the front wall 21. ing. The front wall 21 and the rear wall 22 are slightly recessed inward at positions where the front case 13 and the rear case 14 overlap with each other. This forms a space in which the side packing member 30 can be stored at a slightly depressed position defined by the front wall 21 and the rear wall 22.
[0021]
Returning to FIG. 4 again, the second engaging portion 33 is provided in a thin-walled shape at one end of the side packing member 30 in the length direction, and the male screw 15 is inserted through the central portion thereof. An engagement piece 35 having an insertion hole 34 is formed. When the front case 13 and the rear case 14 are overlapped with each other as shown in FIGS. 3 and 6, the second engagement portion 33 is provided in the insertion hole 23 formed in the front wall 21 of the front case 13. When inserted into the inside, as shown in FIG. 7, the holding wall portion 24 provided on the front case 13 and the holding wall portion 17 provided on the rear case 14 are sandwiched.
Although not shown in FIGS. 5 and 7, the holding wall portion provided on the front end side of the front case 13 opposite to the cylindrical portion 11 is provided when the front case 13 and the rear case 14 are overlapped. The holding wall 17a (see FIG. 5) provided on the base 14 contacts the holding wall 17a.
[0022]
On the other hand, as shown in FIGS. 1 and 2, the second housing 3 is also provided with a side packing member 36 at a portion where the front case 25 and the rear case 26 overlap. Since the front case 25, the rear case 26, and the side packing member 36 have basically the same configuration as the first housing 2, detailed description thereof is omitted here.
In FIG. 2, reference numeral 39 denotes a communication antenna.
[0023]
Since the mobile phone 1 of this embodiment is configured as described above, when assembling, first, when the first housing 2 and the second housing 3 are respectively assembled, the first housing 2 The mobile phone 1 can be assembled by folding the second housing 3 with the second housing 3 via the hinge 9.
[0024]
At this time, for example, when assembling the first housing 2, when predetermined components are mounted in the front case 13 and the rear case 14 in advance, the front case 13 and the rear case 14 are overlapped.
As a result, in the overlapping portion of the front case 13 and the rear case 14, the engagement holes 19 are formed in the front wall 21 of the front case 13 as shown in FIGS. And the rear wall 22 form the engagement hole 20.
[0025]
Next, a side packing member 30 is prepared, and the first engaging portion 31 of the side packing member 30 is inserted into the engaging hole 19 as shown by an arrow a in FIG. Is inserted into the engagement hole 20 and the entire side packing member is shifted toward the distal end side of the first housing 2 as shown by the arrow A, so that the first engagement portions 31 and 32 are inserted into the engagement holes 19 and 20. Are respectively engaged. In this case, since the side packing member 30 is a thin and band-shaped synthetic resin and can be easily bent, the engagement of the first engagement portions 31 and 32 with the engagement holes 19 and 20 can be easily performed. It can be carried out.
[0026]
After the first engaging portions 31 and 32 of the side packing member 30 are respectively engaged in this manner, the engaging piece 35 of the second engaging portion 33 is moved forward as shown by the arrow c in FIG. When inserted into the inside through the insertion hole 23 provided in the wall 21, as shown in FIG. 7, the engagement piece 35 is inserted into the front case 13 between the front case 13 and the rear case 14 near the cylindrical portion 11. Is inserted between the holding wall portion 24 of the rear case 14 and the holding wall portion 17 of the rear case 14, and is sandwiched between the two.
[0027]
Thereafter, the distal end of the male screw 15 is inserted into the fastening hole 16 near the cylindrical portion 11 of the front case 13 as shown by the arrow in FIG. The male screw 15 is also inserted into the female screw hole 18 of the holding wall portion 17 in the inner case and tightened, and the male screw 15 is similarly inserted into the fastening hole 16 a on the tip side opposite to the cylindrical portion 11 of the front case 13. The front case 13 and the rear case 14 are fixed in an overlapped state by being tightened in the female screw hole 18 (see FIG. 5) of the wall portion 17a, whereby the first housing 2 is configured. Become.
[0028]
When the first housing 2 is assembled in this manner, and when the second housing 3 is assembled in substantially the same manner, the first housing 2 and the second housing 3 are connected to each other by the hinge portion 9. , The mobile phone 1 is completed.
[0029]
Therefore, when the mobile phone 1 is disassembled for maintenance or repair, for example, when the first housing 2 is to be disassembled, the first housing 2 is first separated from the second housing 3 (not shown). Then, the male screw 15 fixing the front case 13 and the rear case 14 in the first housing 2 in an overlapping state is loosened and removed in the direction opposite to the arrow in FIG. 7, and then the side packing member 30 is removed from the front case. 13 and the rear case 14.
[0030]
In this case, when removing the side packing member 30, the procedure reverse to the above-described procedure is performed, that is, after the male screw 15 is removed, the second engagement portion 33 of the side packing member 30 Is removed from between the holding wall portion 24 and the holding wall portion 17 of the rear case 14, and then the first engaging portions 31 and 32 of the side packing member 30 are displaced in the direction of releasing the engagement with the engaging holes 19 and 20. The side packing member 30 can be removed from the first housing 2 by releasing the engagement. At this time, since the side packing member 30 is a thin and belt-shaped synthetic resin and can be bent, the side packing member 30 can be easily removed. Thereby, the front case 13 and the rear case 14 can be disassembled.
[0031]
As a result, the side packing member 30 is attached to the overlapped portion of the front case 13 and the rear case 14 by employing the tightening and engaging structure of the male screw 15, so that welding or double-sided tape is used as in the conventional case. Unlike the case where the side packing member is provided, the side packing member 30 can be reliably removed in a reusable state. In addition, the side packing member 30 can be removed without causing any damage on the front case 13, the rear case 14, and the like. Thereby, maintenance and repair can be performed promptly.
[0032]
Further, since the front case 13 and the rear case 14 are overlapped and fixed by tightening the male screw 15 from the fastening hole 16 to the female screw hole 18, the front case 13 and the rear case 14 can be easily and satisfactorily disassembled. Not only can be performed, but also the two can be assembled well. Then, by inserting the male screw 15 into the insertion hole 34 of the side packing member 30, the male screw 15 and the second engaging portion 33 of the side packing member 30 can be securely engaged, and furthermore, the front case The three members 13, the rear case 14, and the side packing member 30 can be assembled and disassembled.
[0033]
Furthermore, when the male screw 15 tightens the front case 13 and the rear case 14, the engaging piece 35 of the side packing member 30 is sandwiched between the holding wall 24 of the front case 13 and the holding wall 17 of the rear case 14. By releasing the tightening of 15, the side packing member 30 can be removed from the front case 13 and the rear case 14, so that the three members of the front case 13, the rear case 14, and the side packing member 30 can be reliably removed. Therefore, not only good disassembly can be performed accurately, but also assembly can be easily performed.
[0034]
In the illustrated embodiment, two engaging portions 31 and 32 are provided as first engaging portions provided on the side packing member 30, while a first engaging portion 31 and 32 are provided on the overlapping portion of the front case 13 and the rear case 14. Although an example in which two engagement holes 19 and 20 are provided correspondingly is shown, the same operation and effect can be obtained by using only one of them. Further, the example in which the engagement holes 19 and 20 are defined by the front case 13 and the rear case 14 has been described, but they may be provided in only one of them.
[0035]
Furthermore, not only the first housing 2 but also the second housing 3 are constructed by overlapping a front case and a rear case and provided with a side packing member. This can be achieved even more and the reliability for maintenance and repair can be increased.
[0036]
【The invention's effect】
As described above, according to the first aspect of the present invention, the first packing portion of the side packing member is engaged with the engagement hole, and the side packing member is fixed to the fastening member for fixing the front case and the rear case. Since the second engaging portion is configured to be engaged, the side packing member can be removed from the front case and the rear case in a reusable state, and the side packing member can be quickly and properly removed. As a result, an effect that maintenance and repair can be performed accurately can be obtained.
[0037]
According to the second aspect of the present invention, the front case and the rear case are easily and satisfactorily disassembled by inserting the fastening member into the fastening hole and the insertion hole and fixing the front case and the rear case in an overlapping manner. Not only is it possible to assemble them well, but also it is possible to reliably engage the fastening member with the second engaging portion of the side packing member. The effect of being able to assemble and disassemble the three members with the packing member is obtained.
[0038]
According to the third aspect of the present invention, when the front case and the rear case are fixed by the fastening member, the engagement piece of the side packing member is sandwiched between the holding wall of the front case and the holding wall of the rear case. By releasing the fixing of the members, the three members of the front case, the rear case, and the side packing member can be reliably removed, so that not only good disassembly can be performed accurately, but also assembly can be easily performed. The effect is obtained.
[Brief description of the drawings]
FIG. 1 is a view showing a mobile phone to which a mobile terminal device according to an embodiment of the present invention is applied, and is an overall perspective view showing a state where the mobile phone is opened.
FIG. 2 is a perspective view as seen from the back of FIG.
FIG. 3 is a side view showing a state in which a front case and a rear case of a first housing of the mobile phone are overlaid.
FIGS. 4A and 4B are diagrams showing a side packing member provided in the first housing, wherein FIG. 4A is a side view and FIG. 4B is a front view.
FIG. 5 is an exploded perspective view of a front case, a rear case, and a side packing member of the first housing.
FIG. 6 is an explanatory view when assembling a side packing member to an overlapping portion of a front case and a rear case.
FIG. 7 is an explanatory view showing a state in which a side packing member is inserted into an overlapping portion of a first case and a front case and a rear case.
[Explanation of symbols]
1 mobile phones (mobile terminal devices)
2 First case 3 Second case 9 Hinge part 13, 25 Front case 14, 26 Rear case 15 Male screw (fastening member)
16, 16a Fastening hole 17 Holding wall (rear case side)
18 Female thread holes 19, 20 Engagement hole (engagement receiving part)
24 Holding wall (front case side)
30, 36 Side packing members 31, 32 First engagement portion 33 Second engagement portion 34 Insertion hole 35 Engagement piece

Claims (3)

In a portable terminal device in which a front case and a rear case are configured to overlap with each other, the front case and the rear case are fixed by a fastening member, and a side packing member is provided at an overlapping portion of the front case and the rear case.
An engagement receiving portion is provided on one or both of the front case and the rear case, and a first engagement portion that engages with the engagement receiving portion is provided on the side packing member. A portable terminal device, comprising: a second engaging portion for engaging. The mobile terminal device according to claim 1,
A fastening hole is formed in one of the front case and the rear case, an engagement piece having an insertion hole is formed in the second engagement portion, and the fastening member is formed in the fastening hole and the insertion hole. A portable terminal device, characterized in that is inserted. The mobile terminal device according to claim 2,
A portable terminal device, wherein a holding wall portion for holding the engagement piece is provided on the front case and the rear case.

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