JP2008182610A - Mobile terminal device - Google Patents

Abstract

Provided is a portable terminal device that has a configuration in which a holding member and a signal line need to be fixed, and does not require a dedicated member for fixing the holding member, and can reduce the number of components. To do.
A display-side housing, a sub-LCD provided in the display-side housing, and a sub-LCD holder provided in the display-side housing holding the sub-LCD. And a sub LCD side substrate 23 disposed in the display unit side body 11 and a signal line 24 at least one end of which is electrically connected to the sub LCD side substrate 23. And a plate-shaped receiving portion 26 that is pressed to the sub-LCD side substrate 23 side by the signal line 24. The signal line 24 has a signal line pressed portion that is pressed toward the sub LCD side substrate 23 by the sub LCD holder 22.
[Selection] Figure 2

Description

  The present invention relates to a mobile terminal device having a holding member that holds an electronic device in a housing and a signal line connected to a circuit board in the housing.

Conventionally, a housing, an electronic device disposed in the housing, a holding member that retains the electronic device and disposed in the housing, a circuit board disposed in the housing, and at least one end of the circuit As an electronic device having a signal line that is electrically connected to a substrate, for example, a “connection member and electronic device” (see Patent Document 1) is known.
JP 2006-329408 A

However, in the conventional “connecting member and electronic device”, since the holding member and the signal line are fixed by separate members in the housing, the structure for fixing the holding member and the signal line are fixed. Since both of the components need to be provided separately, it is inevitable that the number of parts increases.
An object of the present invention is to provide a portable terminal device that can reduce the number of components without requiring a dedicated member for fixing the holding member in a configuration that requires the holding member to be fixed. It is to be.

In order to achieve the above object, a mobile terminal device according to the present invention includes a housing, an electronic device disposed in the housing, and a holding member disposed in the housing for holding the electronic device. A circuit board disposed in the housing, and a signal line at least one end of which is electrically connected to the circuit board, and the holding member is pressed toward the circuit board by the signal line It is characterized by having a holding member pressed portion.
The portable terminal device according to the present invention includes a housing, an electronic device disposed in the housing, a holding member that retains the electronic device and is disposed in the housing, and the housing. A circuit board disposed, and a signal line at least one end of which is electrically connected to the circuit board. The signal line is pressed toward the circuit board by the holding member. It has a pressing part.

The portable terminal device according to the present invention includes a housing, an electronic device disposed in the housing, a holding member that retains the electronic device and is disposed in the housing, and the housing. A circuit board disposed and a signal line at least one end of which is electrically connected to the circuit board, and the holding member is pressed against the circuit board by the signal line. It has a pressing part, and the signal line has a signal line pressed part pressed to the circuit board side by the holding member.
In the present invention, it is preferable that at least one of the holding member pressed portion and the signal line pressed portion is pressed toward the circuit board by the inner surface of the housing.

In the present invention, it is preferable that the signal line includes a plurality of coaxial cables.
In the present invention, the casing is connected to another casing via a hinge portion, and the signal line extends from the other casing to the casing via the hinge portion. It is preferable to be electrically connected to the circuit board.
In the present invention, the signal line transmits a signal for use in the operation of the electronic device to the circuit board, and the electronic device is electrically connected to the circuit board and transmitted from the signal line. Preferably, the electronic device is operated by a signal used for the operation of the electronic device.
In the present invention, it is preferable that the holding member is formed of an elastic member.

  According to the present invention, since the holding member needs to be fixed, there is no need to provide a dedicated member for fixing the holding member, and the number of parts can be reduced.

The best mode for carrying out the present invention will be described below with reference to the drawings.
1A and 1B show an open state of a mobile phone as an example of a mobile terminal device according to an embodiment of the present invention. FIG. 1A is a perspective view of a main display side, and FIG. 1B is a perspective view of a sub display side. FIG. As shown in FIG. 1, a mobile phone 10 as an example of a mobile terminal device includes, for example, a display-side housing (housing) 11 and a key-side housing (other housing) 12, and a display-side housing. 11 has a folding structure that is connected to each other via a hinge portion (connecting portion) 13 (see (a)) provided at one end portion of the display 11, and the display-side casing 11 and the key-side casing. The body 12 can be opened apart from each other.

The hinge portion 13 protrudes from one end portion of the display-side housing 11 and is pivotally supported by one end portion of the key-side housing 12 so as to be rotatable. The display-side casing 11 and the key-side casing 12 connected by the hinge portion 13 are in an open state in which the two casings continue substantially on a straight line or a closed state (not shown) in which the two casings overlap each other vertically. Can be opened and closed freely.
A main LCD (Liquid Crystal Display) 14 (see (a)) is mounted on the display surface side of the display-side casing 11, and a sub LCD 15 (see (b)) is mounted on the back side thereof. . The main LCD 14 and the sub LCD 15 may be configured by other displays such as an organic EL (Electro-Luminescence) in addition to the LCD. On the outer surface of the key-side housing 12, that is, on the operation surface side, an operation unit 16 (see (a)) in which a plurality of depressible operation keys are arranged, and a battery storage unit (not shown) on the back surface side. The lids 17 (see (b)) for closing are attached.

FIG. 8 is an exploded configuration diagram of the display-side casing of FIG. As shown in FIG. 8, the display-side casing 11 is configured by joining a front case 18 and a rear case 19 in an overlapped manner, and an LCD unit 120 is interposed between the front case 18 and the rear case 19. It is caught.
The LCD unit 120 includes a sub LCD (electronic device) 15, a sub LCD side substrate (circuit board) 23, a frame 123, and the like from the rear case 19 toward the front case 18, that is, in order from bottom to top. The main LCD 14 is integrally formed in a stacked state. The sub LCD 15 is mounted in a state of being incorporated in a sub LCD holder (holding member) 22 (see FIG. 5) described later. The frame 123 is formed of a metal member such as magnesium (Mg).
In other words, the sub LCD 15, the sub LCD side substrate 23, the frame 123, and the main LCD 14 are arranged and housed in a stacked state inside the display side housing 11, and at the same time, the sub LCD side substrate arranged on the inner peripheral side Various connecting members connected to 23 are also accommodated. Examples of the various connection members include an FPC connector, a cable connector, a cable, and the like in addition to a flexible printed circuit (FPC) for LCD.
A trim plate 124 that forms the outer periphery of the main LCD 14 is attached to the outer surface side of the front case 18, and a cover member 125 is attached to the end of the trim plate 124 on the hinge 13 side. The rear case 19 is provided with a vertically long cover 19a corresponding to the sub LCD 15 (see FIG. 1), and the sub LCD 15 can be viewed from the outside of the case through the cover 19a.
FIG. 2 shows a mounting state of the sub LCD holder 22 that holds the sub LCD 15, (a) is a plan view of the sub LCD side substrate 23 on which the sub LCD 15 is mounted, and (b) is a BB line of (a). It is a fragmentary sectional view inside a case by the cross section in alignment with. 3A and 3B show the sub LCD holder 22 of FIG. 2, in which FIG. 3A is a plan view and FIG. 3B is a partial perspective view. FIG. 4 is a perspective view showing an arrangement state of the sub LCD holder 22 and the signal line 24 of FIG.

  As shown in FIGS. 2 to 4, the sub LCD 15 is held by, for example, a sub LCD holder 22 formed in a rectangular frame shape formed of an elastic member, and the sub LCD holder 22 holding the sub LCD 15 is For example, it is locked and fixed to the sub LCD side substrate 23 by a claw member or the like. That is, in the display-side casing 11 including the display-side casing 11 and the key-side casing 12, the sub LCD 15, the sub LCD holder 22, and the sub LCD side substrate 23 are arranged in a stacked manner. ing. The sub LCD 15 can be viewed from the outside of the rear case 19 through a transparent cover 19a (see FIG. 2B) attached to the rear case 19.

At least one end portion of the signal line 24 is electrically connected to the sub LCD side substrate 23 via a connector 24a, and the signal line 24 is integrated with the end portion of the sub LCD holder 22 on the side where the signal line 24 is disposed. Are held by a dome-shaped cover 25 and a plate-shaped receiving portion (holding member pressed portion) 26 (see FIG. 4).
The signal line 24 is composed of, for example, a plurality of thin coaxial cables, and extends from the key-side casing 12 to the display-side casing 11 via the hinge portion 13. The signal line 24 transmits a signal for use in the operation of the sub LCD 15 from the main board disposed in the key-side housing 12 to the sub LCD side board 23, and the sub LCD 15 is electrically connected to the sub LCD side board 23. The signal for use in the operation of the sub-LCD 15 transmitted from the signal line 24 is received and is operated by the received signal.

When the display case 11 is formed by joining the sub LCD holder 22 with the front case 18 and the rear case 19 overlapped, the inner surface of the rear case 19 is connected to the sub LCD holder 22 and the signal line 24. At least one of them is pressed against the sub LCD side substrate 23 side (see FIG. 2B). Therefore, the sub LCD holder 22 in the display unit side body 11 is fixedly held between the rear case 19 and the sub LCD side substrate 23. 2B, at least one of the sub LCD holder 22 and the signal line 24 is provided with an elastic member 27 such as rubber provided on the inner surface side of the rear case 19, and the sub LCD 22 and the signal line. At least one of them may be in pressure contact with the sub LCD side substrate 23 side.
The signal line 24 is arranged through the inside of the dome-shaped cover 25, so that the portion of the signal line 24 (signal line pressed portion) positioned inside the dome-shaped cover 25 is located on the sub LCD side substrate 23 by the inner surface of the dome-shaped cover 25. At the same time, the sub LCD holder 22 is pressed to the sub LCD side substrate 23 side by the signal line 24 arranged along the upper surface of the plate-like receiving portion 26. Instead of the dome-shaped cover 25, a band-shaped ring 28 may be provided. An embodiment in which a belt-like ring 28 is provided instead of the dome-like cover 25 will be described below.

FIG. 5 shows a mounting state of another sub LCD holder 22 that holds the sub LCD 15, (a) is a plan view of the LCD side substrate 23 on which the sub LCD 15 is mounted, and (b) is a BB of (a). It is a fragmentary sectional view inside a case by the section which meets a line. 6A and 6B show the sub LCD holder 22 of FIG. 5, where FIG. 6A is a plan view and FIG. 6B is a partial perspective view. FIG. 7 is a perspective view showing an arrangement state of the sub LCD holder 22 and the signal line 24 of FIG.
As shown in FIGS. 5 to 7, the sub LCD holder 22 is provided with a band-shaped ring 28 instead of the dome-shaped cover 25, and the signal line 24 is held by the band-shaped ring 28. The band-shaped ring 28 is formed, for example, in a ring shape by connecting band-shaped members, and the two rings arranged opposite to each other are arranged at the end of the sub LCD holder 22 on the side where the signal line 24 is disposed. Are integrally formed. Other configurations and operations are the same as those of the dome-shaped cover 25. In this band-shaped ring 28, the band-shaped member is formed in a ring shape. For example, as shown in FIG. 6C, the band-shaped ring 28 has a notch 29 in which only a part of the band-shaped member is cut out. 5 is formed in a ring shape to facilitate the vertical movement of the band-shaped ring 28 in FIG. 5B to increase the degree of freedom of the arrangement of the signal lines 24, or the signal lines 24 are band-shaped through the notches 29. The degree of freedom in assembly may be improved by allowing the signal line 24 to be inserted into the ring 28.

That is, the signal line 24 is held by the belt-like ring 28 and the plate-like receiving portion 26 of the sub LCD holder 22 (see FIG. 7). The signal line 24 is disposed through the inside of the belt-shaped ring 28, so that the portion of the signal line 24 (signal line pressed portion) located inside the belt-shaped ring 28 is on the sub LCD side substrate 23 side by the inner surface of the dome-shaped cover 25. At the same time, the sub LCD holder 22 is pressed to the sub LCD side substrate 23 side by the signal line 24 arranged along the upper surface of the plate-shaped receiving portion 26.
As described above, since the dome-shaped cover 25 (or the belt-shaped ring 28) is provided, it is not necessary to provide a dedicated member for fixing the signal line 24, so that the number of parts can be reduced. Further, since the sub LCD holder 22 and the signal line 24 can be arranged densely, space saving can be realized.

Further, since the plate-shaped receiving portion 26 is provided, it is not necessary to provide a dedicated member for fixing the sub LCD holder 22 again, so that the number of parts can be reduced. Further, since the sub LCD holder 22 and the signal line 24 can be arranged densely, space saving can be realized.
Further, by providing the sub LCD holder 22 with the dome-shaped cover 25 (or the belt-shaped ring 28) and the plate-shaped receiving portion 26, the above effects can be obtained simultaneously. Further, by inserting the signal line 24 into the inside of the dome-shaped cover 25 (or the band-shaped ring 28), the signal line 24 composed of a plurality of thin coaxial cables can be suitably connected.
In addition, by incorporating the sub LCD holder 22 into the display-side casing 11, at least one of the dome-shaped cover 25 (or the belt-shaped ring 28) and the plate-shaped receiving portion 26 is sub-mounted by the inner surface of the display-side casing 11. It is pressed to the LCD side substrate 23 side. For this reason, the sub LCD holder 22 and the signal line 24 can be more firmly fixed.

In addition, a plurality of cases are connected to each other like a portable terminal device 10 having a case of a display side case 11 and a key side case 12, and an electronic device such as a sub LCD 15 is included in one case. Since each of the above-described configurations can be applied to the signal line 24 that transmits or receives signals between the plurality of casings in the mobile terminal device to be disposed, the plurality of casings can be used. The number of parts can be reduced even in the portable terminal device. Similarly, the signal line 24 for transmitting or receiving a signal used for the operation of the sub LCD 15 can be effectively used. Furthermore, the sub LCD holder 22 is formed of an elastic member, so that the sub LCD 15 and the signal line 24 can be suitably protected.
Although the present invention has been described with reference to the above-described embodiment, it is not limited to this embodiment. Therefore, what is implemented as a change aspect without deviating from the meaning of the present invention is also included. For example, in the present embodiment, the sub LCD holder 22 is provided with the dome-shaped cover 25 (or the belt-like ring 28) and the plate receiving portion 26, but may have only one of them.

The opened state of the mobile phone concerning one embodiment of this invention is shown, (a) is a perspective view by the side of a main indicator, and (b) is a perspective view by the side of a sub indicator. The state of mounting the sub LCD holder for holding the sub LCD is shown, (a) is a plan view of the LCD side substrate on which the sub LCD is mounted, and (b) is the inside of the case taken along the line BB of (a). It is a fragmentary sectional view. 2A and 2B show a sub LCD holder of FIG. 2, wherein FIG. 2A is a plan view and FIG. 2B is a partial perspective view. FIG. 3 is a perspective view showing an arrangement state of sub LCD holders and signal lines in FIG. 2. The mounting state of the other sub LCD holder which holds sub LCD is shown, (a) is a top view of the LCD side board | substrate with which sub LCD was mounted | worn, (b) is the case by the cross section along the BB line of (a). It is an internal fragmentary sectional view. FIG. 5 shows the sub LCD holder of FIG. 5, (a) is a plan view, (b) is a partial perspective view, and (c) is a modified example of a belt-like ring. FIG. 6 is a perspective view showing an arrangement state of sub LCD holders and signal lines in FIG. 5. It is a disassembled block diagram of the display side housing | casing of FIG.

Explanation of symbols

10 Mobile phone 11 Display side housing (housing)
12 Key side case (other case)
13 Hinge (connecting part)
14 Main LCD
15 Sub LCD
16 Operation part 17 Cover 18 Front case 19 Rear case 20 Front case 21 Rear case 22 Sub LCD holder (holding member)
23 Sub LCD board (circuit board)
19a cover 24 signal line 24a connector 25 dome-shaped cover 26 plate-shaped receiving portion (holding member pressed portion)
27 Elastic Member 28 Band Ring 29 Notch 120 LCD Unit 123 Frame 124 Trim Plate 125 Cover Member

Claims (8)

A housing,
An electronic device disposed in the housing;
A holding member that holds the electronic device and is disposed in the housing;
A circuit board disposed in the housing;
A signal line having at least one end electrically connected to the circuit board;
Have
The portable terminal device, wherein the holding member has a holding member pressed portion that is pressed toward the circuit board by the signal line. A housing,
An electronic device disposed in the housing;
A holding member that holds the electronic device and is disposed in the housing;
A circuit board disposed in the housing;
A signal line having at least one end electrically connected to the circuit board;
Have
The signal line has a signal line pressed portion that is pressed toward the circuit board by the holding member. A housing,
An electronic device disposed in the housing;
A holding member that holds the electronic device and is disposed in the housing;
A circuit board disposed in the housing;
A signal line having at least one end electrically connected to the circuit board;
Have
The holding member has a holding member pressed portion that is pressed toward the circuit board by the signal line, and the signal line has a signal line pressed portion that is pressed toward the circuit board by the holding member. A portable terminal device characterized by that.   The portable terminal device according to claim 3, wherein at least one of the holding member pressed portion and the signal line pressed portion is pressed toward the circuit board by the inner surface of the housing.   The portable terminal device according to claim 2, wherein the signal line is configured by a plurality of coaxial cables. The housing is connected to another housing via a hinge portion,
6. The signal line according to claim 1, wherein the signal line extends from the other casing to the casing via the hinge portion and is electrically connected to the circuit board. The portable terminal device according to item. The signal line transmits a signal used for operation of the electronic device to the circuit board,
7. The electronic device according to claim 1, wherein the electronic device is electrically connected to the circuit board and operated by a signal transmitted from the signal line and used for the operation of the electronic device. The mobile terminal device according to claim 1.   The portable terminal device according to claim 1, wherein the holding member is formed of an elastic member.

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