JP2012028842A - Portable terminal device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a portable terminal device having such excellent waterproofness as to surely prevent water from being immersed inside the portable terminal device.SOLUTION: A portable terminal device A, having an apparatus body 1 and a display unit (movable part) 2 attached to the apparatus body 1, has a waterproof construction 6 for preventing water from being immersed inside the apparatus body 1 and the display unit 2 through gaps that are formed between a body case 4 of the apparatus body 1 and a display case 5 of the display unit 2 and open on surfaces 4a, 5c. Furthermore, the waterproof construction 6 is configured to be provided with aqueducts 8 that are formed along the gaps on the surfaces 4a, 5c of the body case 4 and/or the display case 5 to be a taper gradually inclined to the inside of the gaps toward the gaps; through passages that are formed to make the gaps communicated with the outside through the surfaces 4a, 5c; and blocking members 9, 10 that are arranged inside the apparatus body 1 and the display unit 2 and shut off the communication between the gaps and the inside of the apparatus body 1 and/or the display unit 2.

Description

  The present invention relates to a mobile terminal device that can be freely used by a person such as a mobile phone, a PHS, a PDA (personal digital assistant), a notebook personal computer, and the like, and particularly relates to a mobile terminal device having excellent waterproof properties.

  2. Description of the Related Art Conventionally, mobile terminal devices such as mobile phones, PHSs, PDAs (personal digital assistants), and notebook personal computers have been compactly formed so that they can be easily carried and used freely. In addition, this type of mobile terminal device is generally provided with operation keys for inputting information in the device main body and various electronic components, and the device main body is provided with information via a hinge structure (hinge part). A display device connected to display is often used. That is, the display device is folded by a hinge structure so that the display device can be folded or opened at a predetermined angle (see, for example, Patent Document 1 and Patent Document 2).

JP 2003-308134 A JP 2006-246403 A

  However, such a portable terminal device is configured to electrically connect the device main body and the display device by providing a flexible substrate in the hinge portion, and the inside of the device main body and the inside of the display device are partially connected to the hinge portion. It has a structure that is opened by a manually formed opening. For this reason, it can be easily carried and used freely, but when rain water or water droplets are applied to it, the device body or display device can be used through the gap between the hinge tube of the hinge part and the body case of the device body or the display case of the display device. There is a possibility that water may enter the inside, and the intruded water may cause a short circuit in the internal circuit and make the portable terminal device unusable.

  An object of this invention is to provide the portable terminal device provided with the outstanding waterproof property which prevents reliably that water permeates into an inside in view of the said situation.

  In order to achieve the above object, the present invention provides the following means.

  A portable terminal device of the present invention is a portable terminal device including a device main body incorporating an electronic component and a movable part attached to the device main body, and is provided between the main body case of the device main body and the movable part. A waterproof structure for preventing water from entering the device main body and / or the movable part through a gap formed and opened on the surface, the waterproof structure comprising the main body case and / or the A water guide groove formed on the surface of the movable portion along the gap, and gradually tapered toward the inside of the gap, and the gap communicates from the surface to the outside. A through passage formed, and a blocking member that is disposed inside the device main body and the movable portion and blocks between the gap and the inside of the device main body and / or the movable portion. The And wherein the are.

  In this invention, water such as rain water and water droplets adhering to the surface of the device main body and the movable part (near the movable part) is guided from the water guide groove to the through passage formed by the gap, and this water is externally passed through the through passage. It can be discharged. At this time, since the through passage (the gap) and the inside of the device main body and / or the movable portion are blocked by the blocking member, the water flowing through the through passage enters the inside of the device main body and the movable portion. It can be surely prevented.

  In the mobile terminal device of the present invention, the movable part is electrically connected to the device main body to display information, and the display device and the device main body are connected to each other by a hinge structure so as to be foldable. The water guide groove is formed on the surface of the main body case of the device main body and / or the display case of the display device along the hinge cylinder of the hinge structure, and the through passage is formed of the main body case and the display It is desirable that the case is formed so as to penetrate from the front surface side to the back surface side.

  In the present invention, for example, a mobile phone, a PHS, a notebook personal computer, or the like in which the display device and the apparatus main body are formed to be foldable by a hinge structure. On the surface of the main body case and / or the display case, by forming a through passage from the front surface side to the back surface side of the main body case and the display case, rainwater adhering to the surface near the hinge structure of the device main body and the display device Water such as water droplets can be guided to the through passage by the water guide groove and discharged to the outside. And since the penetration path, the apparatus main body, and / or the inside of a display apparatus are interrupted | blocked by the interruption | blocking member, it can prevent reliably that the water which distribute | circulates a penetration path permeates the inside of an apparatus main body or a display apparatus.

  According to the portable terminal device of the present invention, even if rain or water drops, water enters the inside of the device main body or the movable portion through the gap formed between the main body case of the device main body and the movable portion. It is possible to prevent the mobile terminal device from becoming unusable due to a short circuit in the internal circuit.

It is a top view which shows the portable terminal device which concerns on one Embodiment of this invention. It is a top view which shows the waterproof structure and hinge structure of the portable terminal device which concern on one Embodiment of this invention. It is a figure which shows the waterproof structure and hinge structure of the portable terminal device which concern on one Embodiment of this invention. It is sectional drawing which shows the waterproof structure (water guide groove, penetration path) of the portable terminal device which concerns on one Embodiment of this invention.

  Hereinafter, a mobile terminal device according to an embodiment of the present invention will be described with reference to FIGS. 1 to 4. Here, the mobile terminal device of the present invention is a mobile terminal device that can be freely used by a person such as a mobile phone, a PHS, a PDA (personal digital assistant), and a notebook personal computer. Now, description will be made assuming that the portable terminal device is a notebook personal computer.

  As shown in FIG. 1, the mobile terminal device A of the present embodiment is configured by connecting a device main body 1 and a display device (movable part) 2 so as to be foldable (rotatable) by a hinge structure (hinge part) 3. Has been.

  The device main body 1 is provided with operation keys and lamps for inputting information on the surface (upper surface) 4 a of the main body case 4, and various electronic components such as a hard disk drive are built in the main body case 4. .

  The display device 2 is formed by providing a flat display element 5b such as a liquid crystal display element or an EL element inside the display case 5, and a display opening 5a for exposing the display element 5b to the outside. 5 is formed.

  Further, the hinge structure 3 for connecting the device main body 1 and the display device 2 so as to be foldable includes, as shown in FIGS. 1 to 3, a hinge cylinder 3a integrally formed on one of the main body case 4 and the display case 5, A hinge shaft 3b provided in the other of the main body case 4 and the display case 5 and disposed in the hinge cylinder 3a, and a support connected to the hinge shaft 3b and extending inside the main body case 4 and the display case 5, respectively. And a member 3c. The display device 2 is configured to rotate, for example, 180 degrees with respect to the device body 1 by rotating the hinge shaft 3b of the hinge structure 3 around the axis within the hinge cylinder 3a. That is, the device main body 1 and the display device 2 are foldably connected by the hinge structure 3, and the display device 2 is configured to be held at a desired angle with respect to the device main body 1 by the support member 3 c. Further, a flexible substrate or the like is accommodated in a hollow portion inside the hinge structure 3, and the display device 2 and the device main body 1 are electrically connected via the flexible substrate (not shown).

  Furthermore, in this embodiment, as shown in FIGS. 2 to 4, the portable terminal device A includes a hinge cylinder 3 a and a main body case 4 (or display case 5) integrally formed on one of the main body case 4 and the display case 5. ) And a waterproof structure 6 for preventing water from entering the inside of the main body case 4 and the display case 5 from the gap H that opens to the surfaces 4a and 5c of the mobile terminal device A. Yes.

  In this embodiment, the waterproof structure 6 has a through passage formed so that the gap H between the hinge cylinder 3a and the main body case 4 (or the display case 5) communicates with the outside from the surfaces 4a and 5c. 7, a water guide groove 8, and packings (blocking members) 9 and 10. Further, in the present embodiment, the through passage 7 is formed so as to penetrate from the front surface 4a, 5c side of the device main body 1 or the display device 2 to the back surface 4b, 5d side.

  The water guide groove 8 is formed along the hinge cylinder 3a on the end side of the main body case 4 that forms a gap H between the hinge cylinder 3a and the main body case 4 (or the display case 5). Further, as shown in FIG. 4, the water guide groove 8 gradually lowers from the inner part of the body case 4 that forms the gap H toward the end of the body case 4 (the gap H). It is formed in a tapered shape so as to be inclined (inside the gap H).

  On the other hand, as shown in FIGS. 2 and 3, the packings 9 and 10 are disposed inside the side walls of the main body case 4 and the display case 5 that form the through passage 7. More specifically, in order to electrically connect the display device 2 and the device main body 1 via a flexible substrate housed in a hollow portion inside the hinge structure 3, the main body case 4 and the display case 5 are each provided with a hinge. An opening for inserting the flexible substrate is formed in the side wall of the portion connected by the structure 3. The through passage 7 formed by the gap H and the interior of the main body case 4 and the display case 5 containing the electronic components are communicated through the opening. For this reason, in the waterproof structure 6 of the present embodiment, the packings 9 and 10 are respectively disposed inside the main body case 4 and the display case 5 so as to close the openings formed in the main body case 4 and the display case 5. Has been.

  And in portable terminal device A of this embodiment provided with waterproof structure 6 which consists of the above-mentioned composition, when water, such as rain water and a water droplet, hits surface 4a, 5c of apparatus main part 1 or display device 2, it is a hinge cylinder. Since the water guide groove 8 is formed along 3a and the water guide groove 8 is further tapered, the water adhering to the vicinity of the hinge cylinder 3a is transmitted through the water guide groove 8 and hinged from the gap H. It will enter the inside of the cylinder 3a.

  Then, the water that has entered the inside of the hinge cylinder 3 a flows down through the through passage 7, but the openings formed in the main body case 4 and the display case 5 are blocked by the packings 9 and 10. Therefore, this water does not enter the inside of the main body case 4 and the display case 5, and flows down through the through passage 7 from the front surfaces 4 a and 5 c of the device main body 1 and the display device 2 to the back surfaces 4 b and 5 d. It will flow down and be discharged. Thereby, water does not enter the interior of the mobile terminal device A, causing a short circuit of the internal circuit and the like so that the mobile terminal device A cannot be used.

  Accordingly, in the mobile terminal device A of the present embodiment, water such as rainwater or water droplets adhering to the surfaces 4a and 5c of the device main body 1 and the display device 2 (near the movable portion) is formed from the water guide groove 8 by the gap H. This water can be guided to the through passage 7 and discharged through the through passage 7 to the outside. At this time, since the through-passage 7 (the gap H) and the inside of the device main body 1 and the display device 2 are blocked by the blocking members 9 and 10, water flowing through the through-passage 7 is connected to the device main body 1 and the display device. 2 can be surely prevented from entering the interior of 2.

  Therefore, according to the mobile terminal device A of the present embodiment, even if rain water or water drops, it is carried through the gap H formed between the body case 4 of the device body 1 and the display device 2 (movable part). Water does not enter the inside of the terminal device A, and it is possible to prevent the mobile terminal device A from becoming unusable due to an internal circuit short circuit or the like.

  As mentioned above, although one Embodiment of the portable terminal device which concerns on this invention was described, this invention is not limited to said embodiment, In the range which does not deviate from the meaning, it can change suitably. For example, in the present embodiment, the movable part according to the present invention has been described as the display device 2 connected to the device main body 1 via the hinge structure 3. However, the movable part according to the present invention is a side key. It may be an I / O cover, an SD cover, a key sheet, an antenna, or the like, and by providing such a movable part, a waterproof structure similar to that of this embodiment is provided in a portion where water may be intruded. Thus, it is possible to obtain the same effect as that of the present embodiment.

1 Device body 2 Display device (movable part)
3 Hinge structure (hinge part)
3a hinge cylinder 3b hinge shaft 3c support member 4 body case 4a surface 4b back surface 5 display case 5a display opening 5b display element 5c surface 5d back surface 6 waterproof structure 7 through path 8 water guide groove 9 packing (blocking member)
10 Packing (blocking member)
A Mobile terminal device H Clearance

Claims (2)

A mobile terminal device comprising a device main body incorporating an electronic component and a movable part attached to the device main body,
Provided with a waterproof structure for preventing water from entering the device main body and / or the movable portion through a gap formed between the main body case of the device main body and the movable portion and opening on the surface. And
The waterproof structure is formed on the surface of the main body case and / or the movable portion along the gap, and a water guide groove formed in a tapered shape that gradually inclines into the gap toward the gap. A through passage formed so that the gap communicates from the surface to the outside; and disposed inside the device main body and the movable portion; and the gap and the inside of the device main body and / or the movable portion. A portable terminal device comprising: a blocking member that blocks between the two. The mobile terminal device according to claim 1,
The movable part is electrically connected to the device main body to be a display device that displays information, and the display device and the device main body are configured to be foldable by a hinge structure,
The water guiding groove is formed on the surface of the main body case of the device main body and / or the display case of the display device along the hinge cylinder of the hinge structure, and the through path is formed from the front surface side to the rear surface of the main body case and the display case. A portable terminal device that is formed so as to penetrate to the side.

Images