JP4563961B2 - Electronics - Google Patents

Description

  The present invention includes a first housing that contains an electronic component, a second housing that contains a substrate on which the electronic component is mounted, and a connecting portion that connects the first housing and the second housing so as to be openable and closable. A signal line that is inserted through the inside of the connecting portion and electrically connects the electronic component inside the first housing and the electronic component inside the second housing, and the second housing of the signal line. The present invention relates to an electronic device comprising a first connector provided at an end on the body side, a second connector provided on the substrate and fitted and connected to the first connector, and an external connector disposed on the substrate. It is.

  For example, a mobile phone is known as the electronic device as described above, and a conventional mobile phone includes, for example, a liquid crystal side case as a first case and a character input side case as a second case. The liquid crystal side case and the character input side case are connected by a connecting part such as a folding type, a horizontal rotation type or a biaxial hinge type, and the liquid crystal side case and the character input side case are included. These electronic components are electrically connected by a flexible wiring board or a cable as a signal line (see, for example, Patent Document 1).

In such a cellular phone, an external connector for an external memory such as an SD card, a mini SD card, a micro SD card, or a memory stick is provided on the character input side casing, and data movement or the like is performed via the external memory. It is known that it can be easily performed.
JP 2004-207447 A

  However, when providing the external connector as described above, in the conventional mobile phone, as shown in FIG. 14A, the external connector such as the card connector 15 overlaps the battery 9 and the thickness direction of the character input side case. Since it is disposed on the substrate 6 at a position, there is a problem that the thickness dimension of the character input side casing is increased and it is difficult to meet the demand for improving the portability of the mobile phone.

  In order to reduce the thickness of the character input side housing, even if an external connector such as a card connector 15 is arranged on the substrate 6 along with the battery 9 as shown in FIG. Since the planar space on the substrate 6 is limited due to the presence of components and the like, there is a problem in that an arrangement space for the external connector cannot be secured unless the longitudinal dimension of the character input side casing is enlarged.

  The present invention has an object to advantageously solve the above problems, and the electronic device according to the first aspect of the present invention includes a first housing containing an electronic component and a substrate on which the electronic component is mounted. A second housing that encloses, a connecting portion that connects the first housing and the second housing so as to be openable and closable, an electronic component inside the first housing that is inserted through the inside of the connecting portion, and A signal line for electrically connecting an electronic component inside the second casing; a first connector provided at an end of the signal line on the second casing side; and the first connector provided on the substrate. In an electronic device including a second connector fitted and connected to a connector and an external connector arranged on the board, the first connector in a state fitted and connected to the second connector is covered with a back surface. A support member attached to the substrate, and the external connector It is characterized in that it is disposed on the surface of the support member.

  In the electronic device of the present invention, on the surface (outer surface) of the support member attached to the substrate so as to cover the first connector fitted and connected to the second connector with the back surface (inner surface). Since the external connector is disposed, the space for planar connection on the board is limited, so that the external connector can be mounted using the space for arranging the second connector without particularly providing the space for arranging the external connector. Can be provided. Therefore, according to the electronic apparatus of the present invention, the external connector can be provided without increasing the outer dimension of the second housing.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is an exploded perspective view showing a structure of a character input side housing of a foldable mobile phone as an embodiment of the electronic apparatus of the present invention, and FIGS. 2A and 2B show the embodiment. 3A and 3B are perspective views showing the external appearance of the mobile phone as viewed from the front side and the back side with the liquid crystal side case and the character input side case opened from each other. FIG. 5 is a perspective view showing an external appearance of an example mobile phone as viewed from the back side of the liquid crystal side casing and the back side of the character input side casing in a state where the liquid crystal side casing and the character input side casing are mutually closed. .

  The mobile phone 1 according to this embodiment includes a liquid crystal side housing 2 as a first housing and a character input side housing 3 as a second housing. The liquid crystal side housing 2 includes a front case 2a and a rear case. The case 2b is configured to be fitted and fixed to each other, and the character input side housing 3 is configured to be configured such that the front case 3a and the rear case 3b are fitted to each other and fixed with screws. The housing 2 and the character input side housing 3 can be opened and closed with each other via a hinge portion 4 as a connecting portion, and a cavity is formed in the hinge portion 4.

  The liquid crystal side housing 2 includes a substrate (not shown) inside the front case 2a and the rear case 2b, and a liquid crystal display unit 5 installed on the surface of the substrate is exposed from the front case 2a. Various electronic components such as a speaker are mounted and electrically connected to the substrate. On the other hand, as shown in FIG. 4, the character input side housing 3 includes a substrate 6 built in the front case 3 a and the rear case 3 b and is installed on the surface of the substrate 6 via a metal frame 7. A key button sheet 8 is exposed from the front case 3a. Further, various electronic components such as a microphone are mounted and electrically connected to the substrate 6, and a battery 9 is mounted as shown in FIG. 5A, and the battery 9 is mounted on the rear case 3b. Is provided with a lid 3d that detachably covers the opening 3c.

  The electronic component on the substrate in the liquid crystal side housing 2 and the electronic component on the substrate 6 in the character input side housing 3 are two bundles of cables 10 as signal lines inserted through the cavity of the hinge portion 4. 1 and 11, specifically, as shown in FIGS. 1 and 6, first connectors 12 are provided at both ends of the cables 10 and 11, respectively, and the liquid crystal side housing 2 is provided. As shown in FIG. 4 with respect to the back surface of the substrate 6, two second connectors 13 are provided on the back surface of the substrate and the back surface of the substrate 6 in the character input side housing 3. The first connector 12 at one end of the cable and the two second connectors on the substrate in the liquid crystal side housing 2 are fitted and connected, and, as shown in FIG. The first connector 12 and the board 6 in the character input side housing 3. A second connector 13 is fitted connection.

  In the cellular phone 1 of this embodiment, as shown in FIG. 1 and FIGS. 5 (a) and 5 (b), the two second connectors 13 of the board 6 in the character input side housing 3 are fitted and connected. A substantially rectangular plate-like support member 14 is disposed so as to cover the first connector 12 at the other end of the cables 10 and 11 with the back surface including the ends of the nearby cables 10 and 11, and the support member 14. Is formed of a resin material, and as shown in FIG. 6, two claws 14 a that engage with the upper end portion 6 a of the substrate 6, and one claw 14 b that engages with the side end portion 6 b of the substrate 6, The ridge 14d has two ridges 14d at positions opposite to the two first connectors 12 at the other end of the cables 10 and 11 as well as a single boss 14c for positioning that fits into the through hole 6c of the board 6. And the two first ends of the other end portions of the cables 10 and 11. Connector 12 has opposing backside entire formed by vapor deposition process of the metal conductive film 14e on.

  As shown in FIG. 7, the support member 14 has two claws 14a engaged with the upper end portion 6a of the substrate 6, and one tab 14b engaged with the side end portion 6b of the substrate 6, and further has one boss. By fitting 14c with the through hole 6c of the substrate 6, the first connector 12 at the other end of the cables 10, 11 is connected to the end of the nearby cables 10, 11 as shown in FIGS. It is disposed and fixed at a predetermined position on the back side of the substrate 6 so as to cover the part. A tab-like leaf spring (not shown) as an elastic current-carrying member projects from the back surface of the substrate 6, and this leaf spring is applied to the conductive coating 14 e on the back surface of the support member 14 fitted and fixed to the substrate 6. The conductive film 14e is pressed and brought into contact with each other to electrically connect the conductive coating 14e and a ground portion (not shown) of the substrate 6.

  The support member 14 fitted and fixed to the substrate 6 is pressed toward the substrate 6 by the screw bosses 3e and ribs of the rear case 3b in the character input side housing 3, and the substrate 6 is a metal serving as an electromagnetic shield. Since it is supported by the front case 3 a via the frame 8, the support member 14 connects the two first connectors 12 at the other end of the cables 10, 11 via the two protrusions 14 d. The second connectors 13 are pressed against each other to be surely fitted and connected, and the ends of the cables 10 and 11 near the first connectors 12 are also pressed against the board 6 so as not to move.

  Furthermore, in the cellular phone 1 of this embodiment, as shown in FIGS. 4 and 5, a flexible wiring board with a micro SD card connector 15 as an external connector is disposed and fixed on the surface of the support member 14. The flexible wiring board with the micro SD card connector 15 is electrically connected to the substrate 6, and the micro SD card connector 15 has a character input side housing 3 as shown in FIG. A micro SD card 16 as an external memory can be inserted and removed through a slot 3f as an opening provided on the side of the rear case 3b.

  Furthermore, in the mobile phone 1 of this embodiment, as shown in FIGS. 2B, 3B, 4 and 8, the slot 3f is provided on the side of the rear case 3b of the character input side housing 3. As shown in FIGS. 8 and 9, the connector cover 17 is made of a soft resin connector cover 17 as a cover member. The connector cover 17 has a slot 3f on the side of the rear case 3b. The cover is inserted through a substantially T-shaped connecting portion 17a inserted through a holding hole formed in the cover holding portion 3g formed near the end portion far from the hinge portion 4 and locked at the tip portion. It is coupled to the holding portion 3g to prevent the rear case 3b from falling off.

  The connector cover 17 has an L-shaped cross section as shown in FIG. 11 in order to increase the width of the slot 3f so that the micro SD card 16 can be easily inserted and removed. Locks that engage with the rear case 3b of the character input side housing 3 at the tip of the left part in the figure corresponding to the leg and the lower part in the figure corresponding to the longer L-shaped leg, respectively. A claw 17b is provided.

  Further, in the mobile phone 1 of this embodiment, as shown in FIG. 12, the small micro SD card 16 is not inserted into or removed from the side of the rear case 3b of the character input side housing 3 adjacent to the slot 3f. As shown in FIG. 13, the cables 10 and 11 are wired in the rear case 3b along the inner surface of the step 3h.

  In the cellular phone 1 of this embodiment, the micro SD card connector is provided on the surface of the support member 14 attached to the substrate 6 so as to cover the first connector 12 in a state of being fitted and connected to the second connector 13. 15 is arranged, the arrangement space of the second connector 13 is used without providing the arrangement space of the connector 15 for the micro SD card in a limited plane arrangement space on the substrate 6. Thus, the micro SD card connector 15 can be provided. Therefore, according to the cellular phone 1 of this embodiment, the micro SD card connector 15 can be provided without enlarging the external dimensions of the character input side housing 3.

  Further, according to the mobile phone 1 of this embodiment, the character input side housing 3 accommodates the battery 9, and the battery 9 is arranged with the micro SD card connector 15 superimposed on the upper side via the support member 14. Since the board 6 is arranged in the extending direction with respect to the second connector 13, the micro SD card connector 15 is aligned with the battery 9 on the board 6 without increasing the longitudinal dimension of the character input side housing 3. The character input side housing 3 can be thinned by arranging.

  Furthermore, according to the mobile phone 1 of this embodiment, the character input side housing 3 includes a rear case 3b in which an opening 3f for exposing one end of the micro SD card connector 15 is formed, and the rear case 3b. A connector cover 17 that removably closes the opening 3f, and the cables 10 and 11 are wired from the hinge 4 toward the second connector 13 along the inner surface of the rear case 3b. Since the opening 3f is coupled to the rear case 3b near the end of the opening 3f far from the hinge 4, the connector cover 17 covering the opening 3f of the rear case 3b of the character input side housing 3 is connected to the cable 10. , 11 can be combined with the rear case 3b without causing interference.

  Furthermore, according to the cellular phone 1 of this embodiment, the external connector is the micro SD card connector 15, and the rear case 3 b is adjacent to the opening 3 f so that the step portion 3 h for guiding the micro SD card 16 is provided. Since the cables 10 and 11 are formed and wired along the inner surface of the stepped portion 3h, the rear case 3b can be shaved on the back side of the stepped portion 3h. The wiring space of the cables 10 and 11 can be secured without enlarging the cable 10, and the cables 10 and 11 can be wired along the inner surface of the rear case 3b.

  Although the present invention has been described based on the illustrated examples, the present invention is not limited to the above-described examples, and can be appropriately changed within the scope of the claims. For example, the present invention is only a folding type. The present invention can also be applied to a horizontal rotation type or a biaxial hinge type mobile phone, and can also be applied to electronic devices other than the mobile phone such as a palmtop computer. The external connector may be an external connector other than an external memory (for example, a cable connector), and the external memory may be other than a micro SD card such as an SD card, a mini SD card, a memory stick, or the like.

  Thus, according to the electronic device of the present invention, the external connector is provided using the arrangement space of the second connector without particularly providing the arrangement space of the external connector while the planar arrangement space on the substrate is limited. Therefore, the external connector can be provided without enlarging the external dimensions of the second housing.

It is a disassembled perspective view which shows the structure of the character input side housing | casing of the foldable mobile telephone as one Example of the electronic device of this invention except a battery and a lid | cover in the state assembled | attached to the front case. (A), (b) is the perspective view which respectively shows the external appearance of the mobile telephone of the said Example seeing from the front side and a back side in the state which opened the liquid crystal side housing | casing and the character input side housing | casing mutually. . (A), (b) shows the appearance of the mobile phone of the above embodiment with the liquid crystal side case and the character input side case closed on the back side of the liquid crystal side case and the character input side case. It is a perspective view shown, respectively, seeing from the back side. It is a disassembled perspective view which shows the structure of the character input side housing | casing of the mobile telephone of the said Example except a cable and a 1st connector. (A) is the perspective view which shows the structure of the character input side housing | casing of the mobile telephone of the said Example in the state which abbreviate | omitted the rear case and assembled | attached the board | substrate to the front case, (b) is the inside of (a) It is a perspective view which expands and shows a supporting member, the connector for micro SD cards, and its peripheral part. It is a disassembled perspective view which shows the surface of the board | substrate in the character input side housing | casing of the mobile telephone of the said Example, and the back surface of the supporting member arrange | positioned in the board | substrate. It is a perspective view which shows the supporting member arrange | positioned on the back surface of the board | substrate integrated in the said character input side housing | casing with the flexible wiring board with the connector for micro SD card which overlapped there. It is sectional drawing which shows the said support member and the connector for micro SD cards which overlapped there with the rear case and the connector cover fitted by there. It is a perspective view which shows the said support member from the back surface side, and shows the cable arrange | positioned there, the 1st connector, and the cover holding part of a rear case. It is a perspective view which shows the said rear case in the state which opened the connector cover. It is sectional drawing which shows the said rear case in the state which closed the connector cover. It is a perspective view which shows the opening part of the said rear case in the state except the connector cover. It is sectional drawing which shows the level | step-difference part of the opening part vicinity of the said rear case with the cable of the inner side. (A), (b) is explanatory drawing which respectively shows the case where an external connector and a battery are arrange | positioned on a board | substrate, and the case where they are arranged side by side in the extending direction of a board | substrate.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Cellular phone 2 Liquid crystal side case 2a, 3a Front case 2b, 3b Rear case 3 Character input side case 3c Opening 3d Cover 3e Screw boss 3f Slot 3g Cover holding part 3h Step part 4 Hinge part 5 Liquid crystal display unit 6 Substrate 7 Metal frame 8 Key button sheet 9 Battery 10, 11 Cable 12 First connector 13 Second connector 14 Support member 14a, 14b Claw 14c Boss 14d Projection 14e Conductive coating 15 Micro SD card connector 16 Micro SD card 17 Connector cover 17a Connecting part 17b Lock claw

Claims (4)

A first housing containing electronic components;
A second housing containing a substrate on which electronic components are mounted;
A connecting portion that connects the first housing and the second housing so as to be openable and closable;
A signal line that is inserted through the inside of the connecting portion and electrically connects the electronic component inside the first housing and the electronic component inside the second housing;
A first connector provided at an end of the signal line on the second housing side;
A second connector provided on the substrate and fitted and connected to the first connector;
An external connector disposed on the substrate;
In an electronic device comprising:
A support member attached to the substrate so as to cover the first connector in a state of being fitted and connected to the second connector with a back surface;
An electronic apparatus, wherein the external connector is disposed on a surface of the support member. The second housing houses a battery,
The electronic device according to claim 1, wherein the battery is disposed in an extending direction of the substrate with respect to the second connector. The second housing includes a case member in which an opening that exposes one end of the external connector is formed, and a cover member that detachably closes the opening of the case member,
The signal line is wired along the inner surface of the case member from the connecting portion toward the second connector,
The electronic device according to claim 1, wherein the cover member is coupled to the case member in the vicinity of an end portion of the opening that is far from the coupling portion. The external connector is an external memory card connector into which an external memory card can be inserted,
The case member is formed adjacent to the opening, with a stepped portion for guiding the external memory card,
The electronic apparatus according to claim 3, wherein the signal line is wired along an inner surface of the stepped portion.

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