JP4243172B2 - Portable communication terminal - Google Patents

Description

  The present invention relates to a portable communication terminal that can perform charging, data communication, and the like by connecting an interface connector, such as a cellular phone.

  In the conventional mobile phone, as shown in FIGS. 6 and 7, an interface (5) to which an interface connector (not shown) is connected is built in the cabinet (10), and the interface (5) is exposed. The opening (4) is provided, and the opening (4) is closed by an interface cover (6) made of an elastic material (see Patent Document 1).

The interface cover (6) has a cover part (60) for closing the opening (4) of the cabinet (10), and an arm part (61) is projected from the end of the cover part (60). Yes. An insertion path (40) into which the arm part (61) of the interface cover (6) is to be inserted is provided in the vicinity of the opening (4) of the cabinet (10), and in the middle of the insertion path (40), A pair of protrusions (52) and (52) to be engaged with the arm portion (61) are formed.
Further, the interface cover (6) is formed with projecting pieces (63) and (63) on both sides of the arm (61), and the projecting pieces (63) and (63) are respectively provided with cover portions (60). A hook portion (62) protrudes from the surface opposite to the hook portion (62), and a slope (64) is formed on the surface opposite to the hook portion (62).

In the above mobile phone, in the step of attaching the interface cover (60) to the cabinet (10), the arm portion (61) of the interface cover (6) is first inserted into the insertion path (40) of the cabinet (10). Accordingly, the slopes (64) and (64) formed on the projecting piece portions (63) and (63) of the arm portion (61) are projected portions (52) and (52) provided in the middle of the insertion path (40). To touch. When the arm portion (61) is further inserted into the insertion path (40), the protruding piece portions (63) and (63) are elastically deformed to a shape that fits between the protruding portions (52) and (52). Furthermore, when the arm part (61) is pushed to a position where the projecting part (63) (63) exceeds the projecting part (52) (52), the projecting part (63) (63) is restored to its original shape by the elastic restoring force. Returning to FIG. 8, as shown in FIGS. 8 and 9, the hooks (62) and (62) are hooked on the protrusions (52) and (52) to complete the engagement between them.
According to the mobile phone having the above engagement structure, the interface cover (6) can be easily attached to the cabinet (10) after the cabinet (10) is assembled.
JP 2002-141140 A

However, in the engagement structure of the protrusions (52) and (52) and the hooks (62) and (62) in the cellular phone of Patent Document 1, the arm portion (61) of the interface cover (6) is attached to the cabinet (10). ) When a force is applied in the direction in which it is pulled out from the insertion path (40), the projecting piece parts (63) (63) are elastically deformed in the same manner as when the arm part (61) is inserted, and the projecting part (52) There was a problem that the engagement with the hook portion (62) was easily disengaged.
If the interface cover (6) is fixed to the cabinet (10) by screwing or the like, it will not come off easily. However, after the cabinet (10) is assembled in the mobile phone manufacturing process, the interface cover is attached to the cabinet (10). The process of attaching (6) cannot be taken.

  Accordingly, an object of the present invention is to provide a portable communication terminal in which an interface cover can be easily attached to the cabinet after the cabinet is assembled, and the interface cover does not come off after the cabinet is attached. .

  In the portable communication terminal according to the present invention, the battery pack (7) is detachably loaded in the battery pack housing chamber (13) provided in the back of the cabinet (1), and is attached to the end surface of the cabinet (1). By connecting the interface connector to the interface (5) exposed from the formed opening (4), charging and / or data communication is possible.

The portable communication terminal according to the present invention comprises an interface cover (3) made of an elastic material that closes the opening (4), and a retaining piece (8) for retaining the interface cover (3). It is.
The interface cover (3) is formed by projecting an arm portion (32) at the end of a cover portion (31) that closes the opening (4). In the cabinet (1), a first insertion hole (41) into which the arm part (32) of the interface cover (3) is to be inserted is opened in the vicinity of the opening (4). 41) is formed with an arm housing chamber (18) for housing the arm portion (32) of the interface cover (3), and the arm portion (32) of the interface cover (3) and the arm housing chamber. The wall surface (16) of (18) is engaged with each other.
The arm portion accommodating chamber (18) communicates with a second insertion hole (17) opened to the battery pack accommodating chamber (13), and a retaining piece (8) is inserted from the insertion hole (17) to the arm portion accommodating chamber (18). ) Is inserted to prevent the arm cover (32) of the interface cover (3) from separating from the wall surface (16) of the arm housing chamber (18), and the interface cover (3) is pulled out. Stop is given.

In the manufacturing process of the portable communication terminal of the present invention, after assembling the cabinet (1), the arm portion (32) of the interface cover (3) is moved from the first insertion hole (41) of the cabinet (1). By inserting it into the arm portion accommodating chamber (18), the arm portion (32) is accommodated in the arm portion accommodating chamber (18) with elastic deformation and elastic return, and in this state, the arm portion (32) is moved to the arm portion. Engage with the wall surface (16) of the storage chamber (18). Further, the opening (4) of the cabinet (1) is blocked by the cover (31) of the interface cover (3).
Next, with the battery pack housing chamber (13) of the cabinet (1) exposed, the tip of the retaining piece (8) is moved from the second insertion hole (17) into the arm housing chamber (18). insert. As a result, the arm portion (32) of the interface cover (3) is pressed against the wall surface (16) of the arm portion accommodating chamber (18), and the arm portion (32) and the wall surface (16) are prevented from being detached. As a result, the interface cover (3) is prevented from coming off.
Finally, when the battery pack (7) is loaded into the battery pack housing chamber (13), the end of the battery pack (7) abuts or faces the head of the retaining piece (8), and the retaining piece ( 8) The stopper of itself is given.

  In the mobile communication terminal assembled in this way, even if a force in the pulling direction acts on the interface cover (3), the arm portion (32) and the arm of the interface cover (3) are separated by the retaining piece (8). Since the separation of the internal chamber (18) from the wall surface (16) is prevented and the engagement state between the two is maintained, the interface cover (3) is not detached from the cabinet (1).

  For example, the engagement structure between the arm portion (32) of the interface cover (3) and the wall surface (16) of the arm portion storage chamber (18) is a convex portion formed on the wall surface (16) of the arm portion storage chamber (18). (15) and a recess (33) formed in the arm part (32) of the interface cover (3).

  Moreover, as a retaining structure with the retaining piece (8), the arm portion (32) of the interface cover (3) and the tip end portion of the retaining piece (8) are overlapped with each other in the arm housing chamber (18). In addition, it is possible to employ a configuration in which the arm portion (32) of the interface cover (3) is pressed against the wall surface (16) of the arm portion accommodating chamber (18) by the press-fitting together and the tip of the retaining piece (8).

  Further, as a specific structure of the retaining piece (8), the battery pack is accommodated at the base end of the wedge-shaped part (81) to be inserted into the arm accommodating chamber (18) from the second insertion hole (17). It is possible to adopt a configuration in which a knob portion (82) protruding to the chamber (13) is provided.

  According to the portable communication terminal of the present invention, after the cabinet is assembled, the interface cover can be easily attached simply by inserting the arm portion of the interface cover and the tip of the retaining piece into the two insertion holes of the cabinet. However, after installation, the interface cover is not removed by the action of the pulling force.

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention applied to a foldable mobile phone will be specifically described below with reference to the drawings.
As shown in FIG. 1, the foldable mobile phone according to the present invention is configured by connecting a lid cabinet (2) to a main body cabinet (1) via a hinge mechanism (23), and the surface of the main body cabinet (1). And the lid cabinet (2) can be folded with the surfaces facing each other.

  A plurality of operation keys (11) are provided on the surface of the main body cabinet (1), and a transmitter (12) is installed at a position below these operation keys (11). On the other hand, a display (21) is provided on the surface of the lid cabinet (2), and a receiver (22) is installed above the display (21).

As shown in FIG. 2, a battery pack (7) is attached to the back of the main body cabinet (1), and the battery pack (7) can be attached and detached by operating a slide operation piece (14).
An interface (not shown) for connecting an interface connector is built into the lower end of the main body cabinet (1), and an elastic material is molded into the opening (4) for exposing the interface. The interface cover (3) is attached so that it can be opened and closed.

As shown in FIG. 3, the interface cover (3) includes a cover portion (31) that covers the opening (4) of the main body cabinet (1), and an arm portion that projects from the end portion of the cover portion (31). 32), and the arm portion (32) has a recess (33) formed of a through hole.
On the other hand, the main body cabinet (1) is provided with a first insertion hole (41) for inserting the arm portion (32) of the interface cover (3) in the vicinity of the opening (4).

The main body cabinet (1) is provided with a second insertion hole (17) that opens to the battery pack housing chamber (13) at a position facing the first insertion hole (41). A retaining piece (8) for retaining the interface cover (3) can be inserted from (17) into the main body cabinet (1).
The retaining piece (8) is made of an elastic material, and is inserted into the battery pack housing chamber (13) from the insertion hole (17) to the base end of the wedge-shaped portion (81) to be inserted into the main body cabinet (1). The protruding knob part (82) protrudes and is formed in an L shape as a whole.

  As shown in FIG. 4, with the interface cover (3) attached to the main body cabinet (1), a retaining piece (8) is inserted from the battery pack housing chamber (13) into the main body cabinet (1) to be described later. As shown, the interface cover (3) is secured.

As shown in FIG. 5 (a), an interface (5) is installed in the back of the opening (4) of the main body cabinet (1). The upper surface (51) of the interface (5) and the main body cabinet (1) ) Is formed with an arm portion accommodating chamber (18) in which the arm portion (32) of the interface cover (3) is to be accommodated. Further, a convex portion (15) projects from the wall surface (16) of the main body cabinet (1) toward the arm portion accommodating chamber (18).
The arm housing chamber (18) has both front and rear ends communicating with the first insertion hole (41) and the second insertion hole (17), and is inserted through the first insertion hole (41). The arm portion (32) of the interface cover (3) is accommodated in the arm portion accommodating chamber (18), and the wedge-shaped portion (81) of the retaining piece (8) inserted from the second insertion hole (17). Can be accommodated in the arm accommodating chamber (18).

  In the manufacturing process of the folding cellular phone according to the present invention, after assembling the main body cabinet (1), the interface cover is provided from the first insertion hole (41) of the main body cabinet (1) to the arm portion accommodating chamber (18). By inserting the arm portion (32) of (3), the arm portion (32) is accommodated in the arm portion accommodating chamber (18) as shown in FIG. While closely contacting the wall surface (16) of the main body cabinet (1), the recess (33) of the arm portion (32) is engaged with the protrusion (15) of the wall surface (16).

Thereafter, the wedge-shaped portion (81) of the retaining piece (8) is press-fitted into the arm-portion accommodating chamber (18) from the second insertion hole (17) opened in the battery pack housing chamber (13), thereby the wedge-shaped portion. As shown in FIG. 5B, (81) sinks below the arm part (32) of the interface cover (3), and the wedge part (81) pushes up the arm part (32) of the interface cover (3). Become.
As a result, the arm portion (32) of the interface cover (3) is pressed against the wall surface (16) of the main body cabinet (1), and thereby the concave portion (33) of the arm portion (32) and the convex portion of the wall surface (16) ( 15) is prevented, and the interface cover (3) is prevented from coming off.
Finally, as shown in FIG. 5 (c), the battery pack (7) is loaded into the battery pack storage chamber (13). As a result, the end of the battery pack (7) comes into contact with the knob (82) of the retaining piece (8), and the retaining piece (8) itself is prevented from coming off.

When removing the interface cover (3) from the main body cabinet (1) for replacement of the interface cover (3), first remove the battery pack (7) from the main body cabinet (1) as shown in FIG. After grasping the knob (82) of the stopper piece (8) and pulling out the stopper piece (8), the interface cover (3) is pulled out from the main body cabinet (1).
In this way, the interface cover (3) can be easily removed from the main body cabinet (1) without disassembling the main body cabinet (1).

As described above, according to the foldable mobile phone according to the present invention, after assembling the main body cabinet (1), the arm portions of the interface cover (3) are inserted into the two insertion holes (41) and (17) of the main body cabinet (1). The interface cover (3) can be attached to the main body cabinet (1) simply by inserting the wedge-shaped part (81) of (32) and the retaining piece (8).
In this state, even if a large pulling force acts on the interface cover (3), the retaining piece (8) causes the concave portion (33) of the interface cover (3) and the convex portion (15) of the main body cabinet (1). Since the separation is prevented, the interface cover (3) does not come off from the main body cabinet (1).
However, it is not necessary to disassemble the main body cabinet (1) when removing the interface cover (3) for replacement of the interface cover (3).

1 is a perspective view of a foldable mobile phone according to the present invention. FIG. It is a perspective view which shows the back surface of a main body cabinet. It is a perspective view which shows the state which decomposed | disassembled the interface cover and the retaining piece from the main body cabinet. It is a perspective view which shows the state which assembled | attached the interface cover and the retaining piece to the main body cabinet. It is sectional drawing which shows a series of processes which attach an interface cover to a main body cabinet. It is a partially broken perspective view which shows the state which removed the interface cover from the main body cabinet in the conventional mobile telephone. It is a partially broken top view which shows a state same as the above. It is a partially broken perspective view which shows the state which attached the interface cover to the main body cabinet in the conventional mobile telephone. It is a partially broken top view which shows a state same as the above.

Explanation of symbols

(1) Main body cabinet
(13) Battery pack compartment
(15) Convex
(16) Wall surface
(17) Insertion hole
(18) Arm compartment
(3) Interface cover
(31) Cover part
(32) Arm
(33) Recess
(4) Opening
(41) Insertion hole
(5) Interface
(7) Battery pack
(8) Retaining piece
(81) Wedge
(82) Knob

Claims (4)

A battery pack (7) is detachably loaded in a battery pack housing chamber (13) recessed in the rear surface of the cabinet (1), and is exposed from an opening (4) formed in the end surface of the cabinet (1). (5) In a portable communication terminal capable of charging and / or data communication by connecting an interface connector to
An interface cover (3) made of an elastic material that closes the opening (4) and a retaining piece (8) for retaining the interface cover (3) are provided, and the interface cover (3) includes the opening An arm part (32) is formed to project from the end of the cover part (31) for closing (4), and the cabinet (1) has an interface cover (3) in the vicinity of the opening (4). The first insertion hole (41) into which the arm part (32) of the interface cover (3) is to be inserted is opened, and the arm part (32) of the interface cover (3) should be accommodated in the back of the insertion hole (41) An arm portion accommodating chamber (18) is formed, and the arm portion (32) of the interface cover (3) and the wall surface (16) of the arm portion accommodating chamber (18) are engaged with each other. The tip of the retaining piece (8) is communicated with the second insertion hole (17) that opens to the battery pack accommodation chamber (13), and the retaining piece (8) passes from the insertion hole (17) to the arm portion accommodation chamber (18) The insertion of the part prevents the arm part 32 of the interface cover 3 from detaching from the wall 16 of the arm housing chamber 18 and prevents the interface cover 3 from coming off. A portable communication terminal characterized by the above.   A convex portion (15) is formed on the wall surface (16) of the arm portion accommodating chamber (18), and the convex portion (15) should be engaged with the arm portion (32) of the interface cover (3). The portable communication terminal according to claim 1, wherein a recess (33) is formed.   The arm housing chamber (18) is press-fitted in a state where the arm portion (32) of the interface cover (3) and the tip of the retaining piece (8) are overlapped with each other, and the tip of the retaining piece (8) The portable communication terminal according to claim 1 or 2, wherein the arm portion (32) of the interface cover (3) is pressed against the wall surface (16) of the arm portion accommodating chamber (18) by the portion. The retaining piece (8) faces the battery pack housing chamber (13) at the base end of the wedge-shaped portion (81) to be inserted into the arm housing chamber (18) from the second insertion hole (17). The portable communication terminal according to any one of claims 1 to 3, wherein a protruding knob (82) is provided so as to project.

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