JP2008250635A - Electronic apparatus and manufacturing method thereof - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an electronic apparatus facilitated in wiring operation. <P>SOLUTION: The electronic apparatus 1 includes the first casing 2 having the first cutout part and mounted with a keyboard, the second casing 5 having the second cutout part, and a hinge part for rotatably supporting the second casing 5 to the first casing 2. The first cutout part and the second cutout part are laid in an opposite state where they are opposed through at least a part of the hinge part when the second casing 5 is located in a position of covering the keyboard. The electronic apparatus further includes a hinge cover part 31 which can collectively cover the first cutout part, the second cutout part and the part of the hinge part in the opposed state. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to an electronic device in which a first housing and a second housing are rotatably connected via a hinge means, and a method for manufacturing the same, and more specifically, the first housing and the second housing. The present invention relates to an electronic device including a hinge cover portion that collectively covers a notch portion and a hinge portion that are respectively provided on a body, and a method for manufacturing the electronic device.

  An electronic device such as a notebook personal computer generally has an input unit such as a keyboard, a second casing having a first housing in which a circuit board such as a printed board is accommodated, and a display device such as a liquid crystal display. The case is connected to the case through a hinge means so as to be freely opened and closed. The hinge means is generally composed of a hinge portion that mechanically connects the first housing and the second housing, and a hinge cover portion that covers the hinge portion.

  The display device in the second housing and the circuit board in the first housing are connected by a display device connection cable such as an LCD harness. The display device connection cable electrically connects the second housing and the first housing via hinge means. In the hinge means, the display device connection cable is arranged around the hinge portion and covered with the hinge cover portion.

  The first housing of a notebook personal computer is usually formed in a box shape by combining a first housing member on the bottom surface side that stores a circuit board and a second housing member on the top surface side. . The first housing member and the second housing member are fixed with screws or the like.

  When assembling the notebook personal computer, first, the circuit board to which the display device connection cable is connected is housed in the first housing member. Next, the first housing member is combined with the second housing member and fixed with screws or the like to form a box-shaped first housing.

  The display device connection cable connected to the circuit board pulls out the connection portion on the display device side from the first housing through the hole provided in the second housing member.

  Further, the second housing and the first housing are attached via a hinge portion, and the hinge portion is covered with the hinge cover portion, thereby completing the notebook personal computer.

In Patent Document 1 (Japanese Patent Laid-Open No. 10-268976), a first housing in which a circuit board having a connector is accommodated, and a display device is accommodated so as to be pivotably connected to the first housing. A display unit, a connector in the first housing, and a cable for electrically connecting the display unit display device, and the first housing has an opening through which the connector is exposed. Discloses a portable electronic device covered with a removable cover.
JP-A-10-268976

  Since the electronic device disclosed in Patent Document 1 performs the wiring work of the display device connection cable using the opening of the first housing, the work efficiency of the wiring work is not sufficiently high.

  The present invention has been made in view of the above circumstances, and an object of the present invention is to provide an electronic device that can be easily wired.

  An electronic device according to the present invention solves the above-described problem, and includes a first casing having a first notch, a keyboard mounted thereon, and a second casing having a second notch. An electronic device comprising: a body; and a hinge portion that rotatably supports the second housing with respect to the first housing, wherein the first notch and the second notch When the second casing is in a position covering the keyboard, the part is in a facing state facing at least a part of the hinge part. In this facing state, the first cutout part and the second part And a hinge cover part capable of covering a part of the hinge part at once.

  The method for manufacturing an electronic apparatus according to the present invention solves the above-described problems, and a display device connection cable is connected in a first casing member on a bottom surface side provided with a third notch on the back surface. Combining the circuit board attaching step for attaching the circuit board, the first housing member to which the circuit board is attached, and the second housing member on the top surface side provided with the fourth notch on the back surface, A first housing assembly step for producing a box-shaped first housing having a first notch formed of the third and fourth notches on the back surface, and a part of the display device connection cable; A cable take-out step for taking out the first housing from the first notch and the third housing member including the first housing, the display device, and constituting the second housing. Mechanical connection that mechanically connects the frame member via the hinge And steps, characterized in that it comprises an electric connection step of connecting the display device connection cable to the display device.

  Wiring work for electrically connecting the first housing and the second housing is easy.

  An electronic apparatus according to the present invention will be described with reference to the drawings. FIG. 1 is a perspective view showing an appearance of an electronic apparatus 1 according to the present invention.

  The electronic device 1 shown in FIG. 1 is an example of a notebook computer, but may be another electronic device.

  As shown in FIG. 1, an electronic device 1 includes a flat, box-shaped first housing 2 that is rotated by a second housing 5 that includes a display device 4 such as a display panel via a hinge means 3. It is supported so that it can be opened and closed.

  A keyboard 6 as an input means for operating the personal computer main body is mounted on the surface of the first housing 2.

  An opening 7 is provided on the surface of the second housing 5, and the display device 4 is accommodated in the second housing 5 with the display screen 8 exposed from the opening 7.

  The hinge means 3 mechanically connects the second housing 5 to the first housing 2.

  FIG. 2 is a perspective view showing the appearance of the back side of the electronic device 1.

  As shown in FIG. 2, the first housing 2 is formed in a box shape by combining a first housing member 21 on the bottom surface side and a second housing member 22 on the top surface side. A circuit board such as a blind board (not shown) is accommodated in the first housing member 21.

  The electronic device 1 includes a hinge storage unit 40 on the back side. The hinge means 3 is attached to the hinge storage part 40.

  The hinge means 3 includes a hinge portion (not shown) provided in the hinge storage portion 40 and a hinge cover portion 31 that covers the hinge portion.

  3 is an enlarged view of a portion B surrounded by a line in FIG. FIG. 3 shows a state where the hinge cover part 31 is removed from the hinge storage part 40.

  As shown in FIG. 3, the first notch 43 is provided on the back surface of the first housing 2, and the second notch 44 is provided on the back surface of the second housing 5. The hinge storage portion 40 is formed from a first cutout portion 43 of the first housing 2 and a second cutout portion 44 of the second housing 5.

  The first notch 43 of the first casing 2 includes a third notch 41 provided on the back side of the first casing member 21 and a first notch provided on the back side of the second casing member 22. 4 cutouts 42.

  A columnar protrusion 52 projects from the notch wall surface 51 of the second casing in the second notch 44 of the second casing 5.

  A hinge portion 32 is provided in the hinge storage portion 40 including the first notch portion 43 and the second notch portion 44. The hinge portion 32 includes a hinge shaft portion 33, a hinge bracket 34, and a ring-shaped portion 35 of the hinge bracket. The hinge portion 32 supports the second housing 5 so as to be rotatable with respect to the first housing 2.

  A hole (not shown) is provided in the top portion 25 of the first housing member in the third cutout portion 41, and the display device connection cable 72 is drawn into and out of the first housing member 21 through this hole.

  The display device connection cable 72 drawn from the first housing member 21 is drawn into the second housing 5 and connected to the display device 4 in the second housing 5.

  As shown in FIG. 3, the first notch 43 of the first housing 2 and the second notch 44 of the second housing 5 are positions where the second housing 5 covers the keyboard 6. In the case of becoming, it will be in the opposing state which opposes through a part of hinge part 32 at least.

  Here, the facing state means the direction from the front to the back of the first housing 2 in the space formed by the first notch 43 and the second housing in the space formed by the second notch 44. The direction from the front of 5 toward the back means a state in which they match.

  The hinge cover part 31 is attached to the hinge accommodating part 40 as shown in FIG. When the first notch portion 43 and the second notch portion 44 face each other, the hinge cover portion 31 collects a part of the first notch portion 43, the second notch portion 44, and the hinge portion 32. It is possible to cover with.

  4 to 6 are perspective views showing the hinge cover portion 31 constituting the electronic device 1.

  As shown in FIGS. 4 to 6, the hinge cover portion 31 includes a first plate portion 65, an intermediate bending portion 63 connected to the first plate portion 65, and a second plate connected to the intermediate bending portion 63. A flexible plate-like member having a portion 66 and having a substantially C-shaped cross section. The hinge cover portion 31 is formed of a flexible material such as plastic.

  The intermediate curved portion 63 of the hinge cover portion 31 is configured such that the inner surface 63 a comes into contact with the curved surface portion of the columnar protrusion 52 of the second housing 5.

  Since the hinge cover portion 31 has flexibility, the curvature of the intermediate bending portion 63 can be changed within a predetermined range.

  The curvature of the inner surface 63a of the intermediate bending portion 63 of the hinge cover portion 31 is larger than the curvature of the curved portion of the columnar protrusion 52 of the second housing 5 in a state where the hinge cover portion 31 is removed from the hinge storage portion 40. The curvature of the curved surface portion of the columnar protrusion 52 of the second housing 5 is substantially the same as the hinge cover portion 31 attached to the hinge storage portion 40.

  The first plate portion 65 of the hinge cover portion 31 extends from the intermediate curved portion 63 to one side, and has a first engagement portion 61 at one end opposite to the intermediate curved portion 63.

  The first engaging portion 61 is a claw-like protrusion provided on the inner surface of the first plate portion 65. The first engaging portion 61 of the hinge cover portion 31 presses the first housing member 21 in the direction of the second housing member 22, and the first not-illustrated provided on the bottom surface of the first housing member 21. Engage with the housing member engaging portion.

  The second plate portion 66 of the hinge cover portion 31 extends from the intermediate curved portion 63 to the other side, and has a second engaging portion 62 at one end opposite to the intermediate curved portion 63.

  The second engaging portion 62 is a claw-like protrusion provided at the tip portion 66 a of the second plate portion 66. The second engaging portion 62 of the hinge cover portion 31 presses the second housing member 22 in the direction of the first housing member 21 and is not shown in the figure provided on the top surface of the second housing member 22. 2 Engage with the housing member engaging part.

  The hinge cover portion 31 is provided with ribs 67 and 68 that abut against the wall surface 46 (46a, 46b, 46c, etc.) in the width direction of the hinge cover portion 31 in the second cutout portion 44 at the end portion in the width direction.

  The ribs 67 of the hinge cover portion 31 are provided at both end portions 37 and 38 in the width direction of the hinge cover portion 31 along the longitudinal direction of the hinge cover portion 31. The rib 67 is configured such that the wall surface 67 a abuts against the wall surface 46 (46 a, 46 b, 46 c, etc.) in the second cutout portion 44, and restricts displacement in the width direction of the hinge cover portion 31 attached to the hinge storage portion 40. The rib 67 also has a reinforcing function for the hinge cover portion 31.

  The rib 68 of the hinge cover portion 31 is provided so that the end surface 68a contacts the wall surface 46 (46a, 46b, 46c, etc.) in the width direction of the hinge cover portion in the second cutout portion 44. The rib 68 abuts against the wall surface 46 of the second cutout portion 44 and restricts the displacement of the hinge cover portion 31 attached to the hinge storage portion 40 in the width direction. The rib 68 also has a reinforcing action for the hinge cover portion 31.

  FIG. 7 is a cross-sectional view taken along line AA in FIG.

  As shown in FIG. 7, the first casing 2 is hinged on the side opposite to the side on which the keyboard 6 is mounted, that is, on the bottom surface of the first casing member 21 constituting the first casing 2. A projecting piece-like first housing member engaging portion 23 that engages with the first engaging portion 61 of the cover portion 31 is provided. The first engaging portion 61 of the hinge cover portion 31 is engaged with the first housing member engaging portion 23.

  The first housing 2 is provided on the side on which the keyboard 6 is mounted, that is, on the top 22 a of the second housing member 22 constituting the first housing 2, and the second engaging portion 62 of the hinge cover portion 31. The second casing member engaging portion 24 that engages with the recess is recessed. The second engaging portion 62 of the hinge cover portion 31 is engaged with the second housing member engaging portion 24.

  The inner surface 63 a of the intermediate curved portion 63 of the hinge cover portion 31 abuts on the curved surface portion of the columnar protrusion 52 provided on the second housing 5. Inside the columnar projection 52, a hinge shaft portion 33a connected to the hinge shaft portion 33 shown in FIG.

  Next, a method for manufacturing the electronic device 1 will be described with reference to the drawings. 8-11 is a figure explaining the manufacturing method of the electronic device 1 which concerns on this invention.

(Circuit board mounting step)
First, a circuit board (not shown) to which the display device connection cable 72 is connected is attached in the first housing member 21 on the bottom surface side where the third cutout portion 41 is provided on the back surface.

(First housing assembly step)
Next, the first housing member 21 to which the circuit board is attached and the second housing member 22 on the top surface side having the fourth notch 42 provided on the back surface are combined to form a box-shaped first housing. The body 2 is produced. A first notch 43 including a third notch 41 and a fourth notch 42 is formed on the back surface of the first housing 2.

(Cable exit step)
Further, a part of the display device connection cable 72 that is not connected to the circuit board among the display device connection cables 72 is taken out of the first casing 2 from the first cutout portion 43. The display device connection cable 72 is taken out from at least one of the third cutout portion 41 and the fourth cutout portion 42 constituting the first cutout portion 43. One end of the display device connection cable 72 is normally taken out from the first cutout 43 in the lateral direction.

(Mechanical connection step)
Next, as shown in FIG. 8, the first casing 2 and the frame member 54 that includes the display device 4 and has the third casing member 55 that constitutes the second casing 5 are attached to the hinge portion 32. Mechanically connected through.

  Here, the 3rd housing member 55 is a member which constitutes the 2nd housing 5, and is a display device among the 2nd housing members which divided the 2nd housing 5 into the thickness direction. 4 means a member including 4 side. The display device 4 of the second housing 5 is configured to substantially overlap the keyboard of the first housing 2 when the second housing 5 is folded around the hinge means 3 and folded. . The third housing member 55 constitutes the second housing 5 in combination with a fourth housing member (not shown) in a later step.

  The frame member 54 is a rectangular frame to which the display device 4 can be attached. A part of the frame member 54 is attached to the hinge shaft portion 33 of the hinge portion 32 and is rotatable with respect to the hinge shaft portion 33.

(Hinge cover mounting step)
Further, as shown in FIG. 9, the hinge cover portion 31 is attached to the first cutout portion 43 of the first housing 2.

  In the electronic device 1, the first cutout portion 43 of the first housing 2 and the second cutout portion 44 of the second housing 5 are positioned so that the second housing 5 covers the keyboard 6. In this case, at least a part of the hinge portion 32 is opposed to each other, and the hinge cover portion 31 can be attached to the hinge storage portion 40.

  The hinge cover portion 31 collectively connects the first cutout portion 43, the second cutout portion 44, and a part of the hinge portion 32 in a state where the first cutout portion 43 and the second cutout portion 44 are opposed to each other. It is attached to cover.

  The display device connection cable 72 is pulled out from the side surface of the hinge cover portion 31 onto the third housing member 55.

(Electrical connection step)
Next, as shown in FIG. 10, the connection portion provided at the end of the display device connection cable 72 is connected to a connection portion (not shown) provided on the back surface 4 a of the display device 4. As a result, a circuit board (not shown) in the first housing 2 and the display device 4 are electrically connected via the display device connection cable 72.

  FIG. 11 is an enlarged view of a portion C surrounded by a middle line in FIG. As shown in FIG. 11, the display device connection cable 72 is pulled out from the side surface of the intermediate curved portion 63 of the hinge cover portion 31 onto the third housing member 55 and connected to the back surface 4 a of the display device 4.

(Second housing production step)
Next, the 4th housing member 56 is attached to the 3rd housing member 55, and the 2nd housing | casing 5 is produced. The assembly of the electronic device 1 is completed by the production of the second housing 5.

  In the above method, the “cable unloading step” is performed after the “first housing assembling step”. Instead of this, the “first housing assembling step” and the “cable unloading step” are performed. It may be performed simultaneously.

  For example, first, a part of the display device connection cable 72 that is not connected to the circuit board is taken out from the third cutout portion 41 of the first housing member 21 to which the circuit board is attached. The box-shaped first casing 2 may be manufactured by combining the first casing member 21 and the second casing member 22. The display device connection cable 72 is normally taken out from the first cutout portion 43 in the lateral direction.

  Next, the operation of the electronic device 1 will be described with reference to the drawings.

  The hinge cover portion 31 engages the second engaging portion 62 with the second housing member engaging portion 24 of the second housing member 22, and then moves the inner surface 63 a of the intermediate bending portion 63 to the second housing. The first housing 61 is attached to the hinge housing portion 40 by being brought into contact with the five columnar protrusions 52 and hooking and engaging the first engaging portion 61 with the first housing member engaging portion 23 of the first housing member 21. . Moreover, it can remove from the hinge accommodating part 40 by performing reverse operation.

  As shown in FIG. 2, the hinge cover part 31 is attached to the hinge accommodating part 40, and covers the 1st notch part 43, the 2nd notch part 44, and the hinge part which is not shown in figure.

  As shown in FIG. 7, the hinge cover portion 31 attached to the hinge storage portion 40 includes a first engagement portion 61 that presses the first housing member 21 in the direction of the arrow F1 and a second engagement portion. 62 presses the second housing member 22 in the direction of arrow F2.

  Further, the hinge cover portion 31 attached to the hinge storage portion 40 has the inner surface 63a of the intermediate bending portion 63 abutted against the surface of the columnar protrusion 52 of the second housing 5 and presses the columnar protrusion 52 in the direction of arrow F3. To do.

  The hinge cover portion 31 attached to the hinge housing portion 40 sandwiches the first housing member 21 and the second housing member 22 by the force in the direction of the arrow F1 and the force in the direction of the arrow F2, and thereby the first housing. Fix as 2. Moreover, the hinge cover part 31 fixes the 1st housing | casing 2 and the 2nd housing | casing 5 with the force of the arrow F1 direction, and the force of the arrow F3 direction.

  In addition, the hinge cover portion 31 attached to the hinge storage portion 40 has ribs 67 and 68 that abut against the wall surface 46 (46a, 46b, 46c, etc.) of the second cutout portion 44, and in the width direction of the hinge cover portion 31. Regulate the deviation.

  According to the electronic device 1, the display device connection cable 72 that electrically connects the circuit board in the first housing 2 and the display device 4 is provided on the back surface of the first housing 2 during manufacture. Further, since the first cutout portion 43 can be taken out of the first casing 2 in the lateral direction, the wiring work of the display device connection cable 72 is easy.

  That is, in general, the electronic device 1 is manufactured by attaching the second housing member 22, the hinge portion 32, and the third housing member 55 to the first housing member 21 placed on the work table, In this order, the parts are assembled upward.

  The display device connection cable 72 is connected to the circuit board of the first housing member 21 before the hinge portion 32 is attached, and is connected to the display device 4 of the third housing member 55 after the hinge portion 32 is attached. Is done.

  For this reason, before attaching the hinge part 32, the connection part by the side of the display apparatus 4 of the display apparatus connection cable 72 is taken out from the 1st notch part 43 to the 2nd housing member 22 by the side. The hinge part 32 can be easily attached.

  Further, according to the electronic device 1, the hinge cover portion 31 attached to the hinge housing portion 40 is fixed by sandwiching the first housing member 21 and the second housing member 22 constituting the first housing 2. Therefore, the number of parts such as screws for fixing the first housing member 21 and the second housing member 22 can be reduced.

FIG. 11 is a perspective view illustrating an appearance of an electronic apparatus according to the invention. The perspective view which shows the back side of the electronic device which concerns on this invention. The figure which expands and shows a part of FIG. The perspective view which shows a hinge cover part. The perspective view which shows a hinge cover part. The perspective view which shows a hinge cover part. Sectional drawing which follows the AA line of FIG. 8A and 8B illustrate a method for manufacturing an electronic device according to the invention. 8A and 8B illustrate a method for manufacturing an electronic device according to the invention. 8A and 8B illustrate a method for manufacturing an electronic device according to the invention. 8A and 8B illustrate a method for manufacturing an electronic device according to the invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Electronic device 2 1st housing | casing 3 Hinge means 4 Display apparatus 4a The back surface of a display apparatus 5 2nd housing | casing 6 Keyboard (input means)
7 Opening portion 8 Display screen 21 First housing member 22 Second housing member 22a Top portion 23 of second housing member First housing member engaging portion 24 Second housing member engaging portion 25 First housing member Top part 31 Hinge cover part 32 Hinge part 33, 33a Hinge shaft 34 Hinge bracket 35 Ring-shaped part 37, 38 of hinge bracket End part 40 of hinge cover part 41 Hinge storage part 41 Third notch part 42 Fourth notch part 43 First notch 44 Second notch 46, 46a, 46b, 46c Wall surface 51 in the width direction of the hinge cover portion in the second notch 51 Notch wall surface 52 of the second housing Columnar protrusion 54 Frame member 55 First 3 housing member 56 4th housing member 61 1st engaging part 62 2nd engaging part 63 Intermediate bending part 65 1st board part 66 2nd board part 66a The front-end | tip part 67 of 2nd board part , 68 Rib 67a Rib wall surface 68a End surface 72 of the display unit Display cable

Claims (10)

A first housing having a first notch and mounting a keyboard;
A second housing having a second notch;
A hinge portion that rotatably supports the second housing with respect to the first housing;
An electronic device comprising:
When the second casing is in a position covering the keyboard, the first notch and the second notch are opposed to each other through at least a part of the hinge part,
A hinge cover part capable of collectively covering a part of the first cutout part, the second cutout part, and the hinge part during the facing state;
An electronic device characterized by comprising: The hinge cover portion has a first plate portion having a first engagement portion at one end, an intermediate bending portion connected to the first plate portion, and a second engagement portion at one end. The electronic device according to claim 1, wherein the electronic device is a flexible member that includes a second plate portion connected to the intermediate bending portion and has a substantially C-shaped cross section. The first housing includes a first housing member engaging portion that engages with the first engaging portion of the hinge cover portion on a side opposite to the side on which the keyboard is mounted. 3. The electronic device according to claim 2, wherein The electronic apparatus according to claim 3, wherein the first housing member engaging portion is a protruding piece. The first housing is characterized in that a second housing member engaging portion that engages with the second engaging portion of the hinge cover portion is recessed on the side on which the keyboard is mounted. The electronic device according to claim 1. The electronic device according to claim 1, wherein the hinge cover portion is provided with a rib at an end portion in a width direction. The electronic device according to claim 6, wherein the rib is provided such that an end surface of the rib is in contact with a wall surface in a width direction of the hinge cover portion in the second cutout portion. A circuit board mounting step for mounting a circuit board connected to the display device connection cable in the first casing member on the bottom surface side provided with the third notch on the back surface;
Combining the first housing member to which the circuit board is attached and the second housing member on the top surface side provided with the fourth notch on the back surface, the third and fourth notches on the back surface. A first housing assembly step for producing a box-shaped first housing formed with a first notch formed of:
A cable extraction step of taking out a part of the display device connection cable from the first cutout to the outside of the first housing;
A mechanical connection step of mechanically connecting the first housing and a frame member including a display device and having a third housing member that constitutes the second housing via a hinge portion;
An electrical connection step of connecting the display device connection cable to the display device;
A method for manufacturing an electronic device, comprising: Following the mechanical connection step,
The method of manufacturing an electronic device according to claim 8, further comprising a hinge cover part attaching step of attaching a hinge cover part to the first cutout part. Following the electrical connection step,
The method for manufacturing an electronic device according to claim 8, further comprising a second casing manufacturing step of manufacturing a second casing by attaching a fourth casing member to the third casing member.

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