JP4173185B1 - Mobile device - Google Patents

Abstract

Provided is a portable terminal capable of guiding a second housing to a specified position when shifting from a laterally open state to a closed state, and capable of holding it securely.
In a mobile terminal, a connecting portion is connected to an upper casing and rotates with respect to the upper casing about a first rotation shaft. Rotating with respect to the upper housing 12 around a second rotation shaft 32 that is connected to the direction end and is orthogonal to the first rotation shaft 31, along the surface that connects to the upper housing 12 at the connection portion 13. When the lower casing 11 and the upper casing 12 are rotated about the second rotation shaft 32 and closed, the convex portion 41 is provided on the guide portion 42 of the convex portion 41 and the upper casing 12. The recess 44 is configured to be fitted.
[Selection] Figure 5

Description

  The present invention relates to a mobile terminal in which a first housing and a second housing are connected to each other by a connecting portion so as to be foldable.

2. Description of the Related Art Conventionally, in a portable terminal such as a mobile phone, a foldable type in which two casings are rotatably connected via a connecting portion has been widely used. For example, the lower housing (first housing) is held by the user's hand when using the mobile terminal, and has an operation unit provided with a large number of input keys and function keys on the surface. An upper casing (second casing) provided with a display unit (LCD) is known.
On the other hand, according to Patent Document 1, the connecting portion is connected to a portion other than the first rotating shaft and the central portion of the first rotating shaft, and in the direction intersecting the first rotating shaft, What has the 2nd rotating shaft connected is disclosed.

According to this portable terminal, a so-called vertical opening operation can be performed by rotating the upper housing and the lower housing around the first rotation axis from the state in which the upper housing and the lower housing are closed. At the same time, a so-called side-opening operation can be performed by rotating the upper and lower casings around the second rotation axis from the state where the upper and lower casings are closed.
JP 2006-22889 A

Here, the second rotation shaft supports only the upper ends of the lower casing and the upper casing. That is, each of the lower housing and the upper housing is cantilevered by the second rotation shaft. For this reason, when the mobile terminal is opened sideways, it is conceivable that a relatively large load is applied to the second rotation shaft.
In the portable terminal disclosed in Patent Document 1, when it is laterally opened, the portable terminal that engages the convex portion provided in the central portion in the longitudinal direction of the lower housing and the buffer member provided in the central portion in the longitudinal direction. Has been proposed. According to this configuration, when the mobile terminal is laterally opened, the lateral opening state is stabilized by restricting the rotation of the second rotation shaft.

In such a portable terminal, the second rotating shaft is connected to one end in the width direction of the upper casing. Therefore, when an external force is applied to the upper casing in the vertically opened state, the upper casing is easily 2 It turns around the turning axis and is unstable. Further, external force is concentrated on the second rotation shaft.
Further, when an external force is applied to the upper casing even in the closed state, the external force is concentrated on the second rotation shaft.

  The present invention has been made to solve the above problems, and an object of the present invention is to provide a portable terminal that stably maintains the upper housing in a vertically opened state and that does not concentrate external force on the second rotation shaft. There is.

A portable terminal according to the present invention includes a first casing provided with an operation unit, a second casing provided with a display unit, and a connecting unit that rotatably connects the first casing and the second casing. And the connecting portion is connected to the first housing and rotates about the first rotation shaft with respect to the first housing; and A second pivot shaft member coupled to the lateral end of the second casing and pivoting with respect to the second casing about a second pivot axis orthogonal to the first pivot axis; made, the coupling portion forms a first fitting portion on a surface thereof connected to the second housing, the second housing, a second fitting portion formed on a surface thereof connected to the connecting portion, The first fitting portion and the second fitting portion are each formed with a predetermined length across the center in the short direction of the second housing, and the second housing is the second rotating shaft. Rotate around When overlapping with the connecting surface and the connecting portion, and said second fitting portion and said first fitting portion is configured to mate.

According to this arrangement, when the first housing and the second housing is closed by rotating about the second rotational shaft, a second fitting part provided with the first fitting portion to the second housing And fit.
Therefore, when the first housing and the second housing are closed from the state where the first housing and the second housing are opened horizontally, the second fitting portion is fitted to the first fitting portion , The second housing can be guided to the specified position with respect to the connecting portion .
Further, since the first fitting portion and the second fitting portion are formed with a predetermined length across the center in the short direction of the second housing, the first housing and the second housing are closed. When and in the open state, the position of the second housing can be more reliably stabilized by the fitting of the second rotating shaft, the first fitting portion, and the second fitting portion, and the first housing and the second housing. It is possible to prevent torsion when the casing is closed.

Further, the relative positions of the second housing and the connecting portion can be maintained in a state where the first housing and the second housing are closed and in a vertically opened state.
Furthermore, even if an external force is applied to the first housing or the second housing, it is possible to prevent the load from being concentrated on the second rotating shaft and to prevent the second rotating shaft from being damaged.

In the present invention, the first fitting portion is a convex portion formed in the connecting portion, and the second fitting portion is a concave portion formed in the display portion surface of the second casing. It is characterized by being.

According to this configuration, the first fitting portion is a convex portion formed in the connecting portion, and the second fitting portion is a concave portion formed in the second housing. The body can be guided to a specified position.

In the present invention, the first fitting portion is integrally formed by a guide portion and a guide claw portion, and the second fitting portion formed in the second housing and the guide claw portion are fitted. It is characterized by having comprised.

According to this configuration, the first fitting portion is integrally formed by the guide portion and the guide claw portion, and the guide claw portion is fitted to the second fitting portion formed in the second housing. The surface facing the body can be flush with the connecting portion.

Furthermore, the present invention provides a first housing provided with an operation unit, a second housing provided with a display unit, and a connecting unit that rotatably connects the first housing and the second housing. The connecting portion is connected to the first casing and rotates about the first rotation axis with respect to the first casing; and A second rotating shaft member that is connected to the short-side end of the second casing and rotates with respect to the second casing around a second rotating axis that is orthogonal to the first rotating axis; A first fitting portion on a surface of the connecting portion connected to the second housing, a second fitting portion on a surface of the second housing connected to the connecting portion, and the second housing. In the surface where the connecting portion is connected, the first engaging portion and the second housing of the connecting portion are connected to the end opposite to the portion connected by the second rotating shaft member. The second pivot shaft A second engagement portion at an end opposite to the portion connected by the material, and each of the first fitting portion and the second fitting portion has a predetermined length in the short direction of the second housing. The first fitting portion is formed between the second engaging portion and a portion connected by the second rotating shaft member, and the second fitting portion is the first fitting portion. Formed between an engaging portion and a portion connected by the second rotating shaft member, the second casing rotates about the second rotating shaft, and the connecting portion and the connecting surface When overlapped, the first fitting portion and the second fitting portion are fitted, and the second casing is rotated about the second rotation axis so that the connection portion and the connection surface overlap. The portable terminal is configured such that the first engagement portion and the second engagement portion engage with each other.

With this configuration, in the state where the second casing overlaps the surface to which the connecting portion is connected, for example, even if the mobile terminal falls and an external force is applied to the first casing or the second casing, The part can be supported by the locking part.
Therefore, it is possible to prevent the load due to the fall from being concentrated on the second rotating shaft, and to prevent the second rotating shaft from being damaged.

  According to the portable terminal of the present invention, when the first casing and the second casing are rotated around the second rotation axis and closed, the convex portion provided in the connecting portion and the second casing are provided. Can be fitted with the recess. While maintaining the upper housing stably in the vertically opened state, it is possible to prevent external force from concentrating on the second rotation shaft.

Hereinafter, a mobile terminal according to an embodiment of the present invention will be described with reference to the drawings.
As illustrated in FIGS. 1 to 3, the mobile terminal 10 according to the first embodiment includes a lower casing (first casing) 11 and an upper casing (second casing) provided on the upper side of the lower casing. ) 12, a connecting portion 13 connecting the lower housing 11 and the upper housing 12, a guide holding portion 15 (see FIG. 3A) for the lower housing 11 and the upper housing 12, and an upper housing 12 And a locking portion 16 (see FIG. 3B) that locks in a closed state.

The lower casing 11 is held by a user's hand when using the mobile terminal 10, and is provided with an operation unit 23 having a large number of input keys 24 and function keys 25 on the surface 22.
The upper housing 12 includes a display unit (LCD) 28 on a surface 27.

  The connecting portion 13 is connected to the lower housing 11 and rotates about the first rotation shaft 31 with respect to the lower housing 11, and the short-side end of the upper housing 12. And a second rotating member 34 that rotates with respect to the upper housing 12 around a second rotating shaft 32 that is orthogonal to the first rotating shaft 31.

  By providing the mobile terminal 10 with the first rotation shaft member 33 and the second rotation shaft member 34, the lower housing 11 and the upper housing 12 can be opened vertically with the first rotation shaft 31 as an axis. The lower housing 11 and the upper housing 12 can be opened laterally around the second rotation shaft 32.

  An opening operation portion 36 is provided on the left end 33 </ b> A side (see FIG. 3A) of the first rotating member 33. By pressing the opening operation portion 36 in the direction of the arrow shown in FIG. 3B, the lower housing 11 and the upper housing 12 can be opened from the closed state to the vertically opened state.

As shown in FIG. 3A, the guide holder 15 is a convex portion along a surface (hereinafter referred to as “upper housing connecting surface”) 33B (see FIG. 5) connected to the upper housing 12 in the connecting portion 13. 41 is formed, and the lower housing 11 and the upper housing 12 are rotated about the second rotation shaft 32 to be provided in the guide portion 42 of the convex portion 41 and the upper housing 12 in the closed state and the vertically opened state. The recessed portion 44 is configured to be fitted.
Hereinafter, the guide holding unit 15 will be described in detail with reference to FIGS.

  The guide holding unit 15 includes a recess 44 provided at an end portion on the connecting portion side (hereinafter referred to as “upper housing base”) on the inner surface when the upper housing 12 is closed, and the connecting portion 13. The convex portion 41 is formed integrally with the guide portion 42 and the guide claw portion 43 in a substantially L shape, and as shown in FIG. Is configured to fit into the recess 44.

  With this configuration, when the lower casing 11 and the upper casing 12 are opened from the side, the concave portion 44 is closed when the second casing 11 is closed in the direction of the arrow with the second rotation shaft 32 shown in FIG. The upper claw base portion 46 can be guided to a specified position with respect to the first rotation member 33 by engaging the guide claw portion 43 with the guide claw portion 43.

In addition, the relative positions of the upper casing base 46 and the first rotating member 33 can be maintained in a state where the lower casing 11 and the upper casing 12 are closed and in a vertically opened state.
Thereby, even if an external force is applied to the lower casing 11 or the upper casing 12, the load is prevented from concentrating on the second rotating shaft member 34 (see FIG. 3A), and the second rotating shaft member 34 is prevented. Can be prevented from being damaged.

  In addition, when the lower casing 11 and the upper casing 12 are closed, the upper casing base and the first rotating member 33 are engaged to cause twisting about the second rotating shaft 32. Can be prevented.

  The convex portion 41 is formed integrally with the connecting portion 13. By forming the convex part 41 integrally with the connection part 13, it is not necessary to provide the convex part 41 separately separately.

  The recess 44 is formed integrally with the upper housing 12. Since the recess 44 is formed integrally with the upper housing 12, it is not necessary to provide the recess 44 separately.

Further, the convex portion 41 is formed with a predetermined length L across the center 49 in the longitudinal direction on the end surface of the connecting portion facing the upper housing 12.
The concave portion 44 is also formed with a predetermined length L in accordance with the length L of the convex portion 44.

Next, the locking portion 16 will be described in detail with reference to FIGS.
As shown in FIG. 4, the engaging portion 16 is provided with a pair of engaging portions on the upper housing connecting surface 33 </ b> B of the connecting portion 13 to lock the upper housing 12.

  Of the pair of engaging portions, the lock button 51 as one engaging portion is provided on the side portion 12A of the upper housing 12 in the direction of arrows AB (the longitudinal direction of the upper housing 12) shown in FIG. Is slidably provided. The lock button 51 is held in a closed position by a return spring 54.

Of the pair of engaging portions, the engaging hole 52 as the other engaging portion is formed on the upper housing connecting surface 33B of the connecting portion 13 at the end opposite to the upper housing connecting portion in the longitudinal direction. ing.
The lock button 51 is detached from the engagement hole 52 by sliding the lock button 51 in the arrow B direction against the spring force of the return spring 54. Thereby, the upper housing 12 can be manually opened laterally around the second rotation shaft 32.

  In a state where the upper housing 12 and the lower housing 11 overlap (the upper housing connecting surface 33B of the connecting portion 13 and the upper housing 12 overlap), the lock button 51 is moved in the direction of arrow A by the spring force of the return spring 54. The lock button 51 is engaged with the engagement hole 52 by sliding.

Therefore, in the state where the upper housing 12 overlaps the upper housing connecting surface 33B of the connecting portion 13, the rotation of the second rotating shaft portion 34 is restricted by the pair of engaging portions.
With this configuration, in the closed state where the upper housing 12 and the lower housing 11 overlap, unless the engagement by the pair of engaging portions 51 and 52 is removed, the rotation around the second rotation axis is restricted, Inadvertent rotation of the second housing around the second rotation axis can be prevented.

In the present embodiment, the example in which the convex portion 41 is provided in the connecting portion 13 and the concave portion 44 is provided in the upper housing 12 has been described. However, the present invention is not limited to this, and the concave portion 44 is provided in the connecting portion 13. A convex portion 41 may be provided on the upper housing 12.
In addition, the shapes of the convex portion 41, the guide portion 42, the guide claw portion 43, the concave portion 44, and the like exemplified in this embodiment can be appropriately changed.

  The present invention is suitable for application to a portable terminal in which a first housing and a second housing are connected to each other by a connecting portion so as to be rotatable.

(A) is a perspective view which shows the state which closed the portable terminal which concerns on this invention, (B) is a side view which shows the state which closed the portable terminal which concerns on this invention. (A) is a perspective view which shows the vertical open state of the portable terminal which concerns on this invention, (B) is a side view which shows the vertical open state of the portable terminal which concerns on this invention. (A) is the perspective view which shows the state which opened the portable terminal which concerns on this invention side, (B) is the perspective view which looked at the state which closed the portable terminal of this invention from the left side. It is a disassembled perspective view which shows the latching | locking part of the portable terminal which concerns on this invention. It is a perspective view which shows the state which cut | disconnected guidance holding | maintenance of the portable terminal which concerns on this invention. FIG. 6 is a sectional view taken along line 6-6 in FIG.

Explanation of symbols

10 Mobile terminal 11 Lower housing (first housing)
12 Upper housing (second housing)
DESCRIPTION OF SYMBOLS 13 Connection part 15 Guide holding part 16 Locking part 23 Operation part 28 Display part 31 1st rotation shaft 32 2nd rotation shaft 33 1st rotation shaft member 33B The surface (upper surface) to which an upper housing | casing is connected in a connection part Housing connection surface)
34 Second rotating shaft member 41 Convex part 42 Guide part 43 Guide claw part 44 Concave part 49 Center of longitudinal direction of end surface facing upper housing in first rotating member L Predetermined length

Claims (4)

A first housing having an operation unit;
A second housing having a display unit;
In a mobile terminal comprising: a connecting portion that rotatably connects the first housing and the second housing;
The connecting portion is connected to the first housing and rotates around the first rotation shaft about the first rotation shaft member;
A second pivot shaft member coupled to the lateral end of the second casing and pivoting with respect to the second casing about a second pivot axis orthogonal to the first pivot axis; Consists of
The connecting portion forms a first fitting portion on a surface connected to the second housing,
The second housing, a second fitting portion formed on a surface thereof connected to the connecting portion,
The first fitting portion and the second fitting portion are each formed with a predetermined length across the center in the short direction of the second housing,
A configuration in which the first fitting portion and the second fitting portion are fitted when the second casing is turned around the second turning shaft and overlaps the connecting portion and the connecting surface. A mobile terminal characterized by that. The first fitting part is a convex part formed in the connecting part,
The mobile terminal according to claim 1, wherein the second fitting portion is a recess formed on the display portion surface of the second housing.   The first fitting portion is integrally formed by a guide portion and a guide claw portion, and the second fitting portion formed in the second casing and the guide claw portion are configured to be fitted. The portable terminal according to claim 1, characterized in that: A first housing having an operation unit;
A second housing having a display unit;
In a mobile terminal comprising: a connecting portion that rotatably connects the first housing and the second housing;
The connecting portion is connected to the first housing and rotates around the first rotation shaft about the first rotation shaft member;
A second pivot shaft member coupled to the lateral end of the second casing and pivoting with respect to the second casing about a second pivot axis orthogonal to the first pivot axis; Consists of
A first fitting portion on a surface of the connecting portion connected to the second housing;
A second fitting portion on a surface connected to the connecting portion of the second housing;
On the surface of the second casing to which the connecting portion is connected, a first engaging portion at an end opposite to the portion connected by the second rotating shaft member;
A surface of the connecting portion to which the second housing is connected, and a second engaging portion at an end opposite to the portion connected by the second rotating shaft member;
The first fitting portion and the second fitting portion are each formed with a predetermined length in the short direction of the second housing,
The first fitting portion is formed between the second engaging portion and a portion connected by the second rotating shaft member,
The second fitting portion is formed between the first engaging portion and a portion connected by the second rotating shaft member,
When the second casing rotates about the second rotation axis and overlaps the connecting portion and the connecting surface, the first fitting portion and the second fitting portion are fitted,
The first engagement portion and the second engagement portion are engaged with each other when the second casing rotates about the second rotation axis and overlaps the connection portion and the connection surface. Mobile device.

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