JP2006125493A - Foldable electronic equipment - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a foldable electronic equipment with a mounting bracket fixed to a rotating shaft without giving trouble in assembly. <P>SOLUTION: The foldable electronic equipment comprises a turning shaft 33 to which a body 10 having an operation part 11 and an open/close portion 20 having a display part 21 are pivotally mounted in a closeable manner, and the rotating shaft 34 provided almost perpendicular to the turning shaft 33 for bearing the open/close portion 20 on the body 10 in a rotatable manner. On the open/close porion 20, the mounting bracket 38 is provided as a joint portion to the rotating shaft 34. The mounting bracket 38 is detachably joined to the rotating shaft 34. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention has a configuration in which a main body portion and an opening / closing portion can be opened and closed in a foldable manner, and the opening / closing portion can be swiveled with respect to the main body portion, like a folding electronic device, for example, a mobile phone. The present invention relates to a folding electronic device.

  A conventional folding electronic device, for example, a mobile phone, has a main body provided with an operation unit in which numeric keys and function keys are arranged, and a display unit such as a liquid crystal panel on which a predetermined display is made by key operation of the operation unit. The opening / closing portion provided is pivotally mounted by a rotating shaft so that the opening / closing portion can be freely opened and closed, and a pivot shaft is provided so as to project substantially perpendicular to the rotating shaft and to pivotally support the opening / closing portion with respect to the main body portion. ing.

  In addition, a mounting bracket is provided for coupling the swing shaft and the opening / closing portion, and the mounting bracket is fixed to the end portion of the swing shaft by caulking and fixed to the end portion of the opening / closing portion with a screw or the like. . (For example, refer to Patent Document 1).

JP 2002-310134 A

  The conventional folding electronic device is configured as described above, and the mounting bracket for coupling the pivot shaft and the opening / closing portion is fixed to the pivot shaft and cannot be removed. After attaching the pivot shaft with the pivot shaft to the case part, when attaching the lid part of the main body part to the case part, the lid part cannot be attached as it is in contact with the mounting bracket. Therefore, it is necessary to form a through hole or a notch for passing the mounting bracket on the main body side, which causes a decrease in the housing rigidity of the main body portion, and an obstacle to downsizing of electronic devices There were problems such as becoming.

  The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a foldable electronic device in which a mounting bracket fixed to a pivot shaft does not become an obstacle during assembly.

  A foldable electronic device according to the present invention is provided with a rotation shaft that pivotally attaches and closes a main body portion provided with an operation portion and an opening / closing portion provided with a display portion, and substantially orthogonal to the rotation shaft. In a foldable electronic device having a pivot shaft that pivotally supports the opening / closing portion with respect to the body portion, the opening / closing portion is provided with a mounting bracket serving as a coupling portion with the pivot shaft, and the mounting bracket and the The pivot shaft is detachably coupled.

  The folding electronic device according to the present invention is configured as described above, and the pivot shaft and the mounting bracket are detachably coupled. Therefore, when the electronic device is assembled, the mounting bracket is removed from the pivot shaft, The rotating shaft can be easily assembled and there is no need to form a through hole or notch on the main body side. Accordingly, it is possible to prevent a decrease in the rigidity of the housing, improve the assembly workability, and do not hinder downsizing.

Embodiment 1 FIG.
Embodiment 1 of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view showing a schematic configuration of a mobile phone as an example of a foldable electronic device, and FIG. 2 is a rotation shaft that pivotally attaches and closes a main body portion and an opening / closing portion in the mobile phone of FIG. It is a perspective view which shows the structure with the turning axis | shaft provided in FIG.

  The cellular phone 1 includes a main body unit 10 provided with an operation unit 11 in which numbers and function keys are arranged, and an opening / closing unit provided with a display unit 21 such as a liquid crystal panel on which a predetermined display is performed by a key operation of the operation unit 11 or the like. 20 and a pivot portion 30 that pivotably pivots the main body 10 and the opening / closing portion 20.

  FIG. 2 is a perspective view showing a detailed configuration of the pivot attachment portion 30, and a rotation shaft 32 rotatably supported between a pair of brackets 31 and a rotation of a square cross section formed at the center portion of the rotation shaft. A moving body 33, a turning shaft 34 that protrudes in a substantially vertical direction on one surface of the rotating body 33, and that can turn with respect to the rotating body 33, and a non-circular protrusion formed on the end surface of the turning shaft 34 35, a female screw portion 36 formed in the protruding portion 35, a hole 37 having the same shape as the protruding portion fitted into the protruding portion 35, and a mounting bracket 38 serving as an attaching portion of the display portion 21, and the hole 37 It is constituted by a male screw portion 39 that is screwed into the female screw portion 36 in a state of being fitted to the projecting portion 35 and fixes the mounting bracket 38 to the turning shaft 34.

  Since the looseness of the screw is a problem when fixing with the male screw portion 39, the fitting by the protruding portion 35 and the hole 37 is for maintaining the fixed state of the mounting bracket 38 and the pivot shaft 34 by the loosening of the screw. It is.

  The mounting bracket 38 is provided with two bent portions 38A and a hole 38B formed in the bent portion, and the bent portion 38A is abutted against the end of the opening / closing portion 20 as will be described later. The mounting bracket 38 is fixed to the opening / closing part 20 by an appropriate screw 44 inserted through the hole 38B.

  Further, the bracket 31 is provided with a bent portion 31A and a hole 31B formed in the bent portion, and the bent portion 31A is disposed inside the main body portion 10 to be described later, and the hole 31B. The bracket 31 is fixed to the main body 10 by an appropriate screw inserted into the main body 10.

  Next, the assembly procedure of the main body part 10, the opening / closing part 20, and the pivoting part 30 will be described based on the exploded perspective view shown in FIG. The left side of FIG. 3 shows an exploded perspective view of the main body 10, and the right side of FIG. 3 shows an exploded perspective view of the opening / closing part 20.

  First, the bent portion 31A of the bracket 31 is housed as shown in the drawing with the male screw portion 39 loosened from the pivot portion 30 and the mounting bracket 38 removed at one end of the case portion 10A of the main body portion 10 and screwed. .

  Next, the substrate 10B and the button substrate 10C disposed thereon are accommodated in the case portion 10A, the flexible wiring substrate 40 drawn from the substrate 10B is wound around a predetermined position of the pivot attachment portion 30, and then the lid After covering the part 10D and covering the rotating body 33 and the pivot shaft 34 of the pivoting part 30 with the upper cover 41 and the lower cover 42, the four parts straddling the case part 10A, the board 10B, the button board 10C, and the lid part 10D. The screw 43 is screwed from below the case portion 10 </ b> A to fix the whole, thereby forming the body portion 10.

  Next, the hole 37 of the mounting bracket 38 is fitted into the protruding portion 35 at the tip of the pivot shaft 34 of the pivotally mounted portion 30, and the male screw portion 39 is screwed to the female screw portion 36 to fix the mounting bracket 38 to the pivot shaft 34. To do.

  Thereafter, the assembly of the opening / closing portion 20 is started, and the bent portion 38A of the mounting bracket 38 is accommodated in the case portion 20A in a state of being in contact with the upper surface of the end portion of the substrate 20B having the display portion 21. The unit 20A is coupled.

  The lid plate 20C is overlaid thereon, and the lid plate 20C and the case portion 20A are fixed by the four screws 45 to form the opening / closing portion 20.

  In this state, the opening / closing part 20 can be opened and closed with respect to the main body part 10 as shown by the arrow A in FIG. 1 via the pivot part 30, and the opening / closing part 20 is fixed to the pivot shaft 34 and thus opened. In this state, as shown by an arrow B in FIG. 1, the front side and the back side are reversed, and the display unit 21 can be turned 180 degrees so that the display unit 21 is on the front side.

Embodiment 2. FIG.
Next, a second embodiment of the present invention will be described with reference to the drawings. FIG. 4 is a perspective view showing the configuration of the pivot attachment 30 in the second embodiment. In this figure, the same or corresponding parts as in FIG.

2 is different from FIG. 2 in that a male threaded portion 46 further projecting from the projecting portion 35 at the tip of the pivot shaft 34 is provided, and the nut 47 is screwed onto the male threaded portion 46 in a state where the hole 37 of the mounting bracket 38 is fitted to the projecting portion 35. In other words, the mounting bracket 38 is fixed to the turning shaft 34.
By adopting such a configuration, it is possible to expect the same effect as that of the first embodiment.

It is a perspective view which shows schematic structure of a mobile telephone as an example of a foldable electronic device. It is a perspective view which shows the detailed structure of the pivot attachment part in Embodiment 1 of this invention. FIG. 4 is an exploded perspective view showing an assembling procedure of the main body portion, the opening / closing portion, and the pivot attachment portion of the first embodiment. It is a perspective view which shows the structure of the pivot attachment part in Embodiment 2 of this invention.

Explanation of symbols

1 mobile phone, 10 main body, 10A case, 10B substrate,
10C button substrate, 10D lid part, 11 operation part, 20 opening and closing part,
20A case part, 20B substrate, 20C cover plate, 21 display part,
30 pivoting parts, 31 brackets, 32 rotating shafts, 33 rotating bodies,
34 swivel shaft, 35 projecting part, 36 female thread part, 37 hole, 38 mounting bracket,
39 Male thread part, 40 Flexible wiring board, 46 Male thread part,
47 Nuts.

Claims (4)

  A pivot shaft that pivotably attaches and closes a main body section provided with an operation section and an open / close section provided with a display section, and the open / close section provided substantially orthogonal to the pivot axis with respect to the main body section. In a foldable electronic device having a pivot shaft that is pivotably supported, a mounting bracket that is a coupling portion with the pivot shaft is provided at the opening / closing portion, and the mounting bracket and the pivot shaft are detachably coupled. Folding electronic device characterized by.   The foldable electronic device according to claim 1, wherein the mounting bracket and the pivot shaft are fixed by screws.   3. The folding device according to claim 2, wherein a female screw is formed on an end surface of the pivot shaft, and the mounting bracket and the pivot shaft are fixed by screwing a male screw that penetrates the mounting bracket into the female screw. Electronic equipment.   The swivel shaft is provided with a male screw protruding from its end face, and a hole formed in the mounting bracket is fitted into the male screw, and a nut is screwed onto the male screw to fix the mounting bracket and the swivel shaft. The foldable electronic device according to claim 2.

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