JP2009118248A - Indicating device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an indicating device capable of effecting the operation and performance validation inspection of the whole of indicating device in a process on the way before assembly process, in which a chassis is attached, and when the operation/performance is determined so as to be not proper by the operation and performance validation inspection, a portion of not proper can be repaired in regardless of the chassis. <P>SOLUTION: A speaker is attached to the lower part of an indicating device body, having an indicating means which indicates an image on the image display surface of front side and a recording reproduction unit which records/reproduces a recording medium capable of being inserted or removed and an operating unit for giving an operation indicating signal to the indicating means is attached to one side of upper part of the indicating device body while attaching a medium guiding unit for guiding the recording medium to the recording reproducing unit to the other side of upper part of the indicating device body whereby the operation and performance validation inspection of the whole of indicating device can be effected in a process on the way before the assembly process wherein the chassis for covering the indicating device body is attached. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a display device such as a liquid crystal display device or a plasma display device.

  A display device such as a liquid crystal television has display means for displaying an image on a front image display surface, and a display device body having a substantially rectangular parallelepiped shape and a portion corresponding to the image display surface are opened, and the display device body And a speaker attached to the inside of the housing (see, for example, Patent Document 1).

  Further, a display device such as a liquid crystal television has display means for displaying an image on the front image display surface, and a fixing plate is attached to one side of the display device main body having a substantially rectangular parallelepiped. An operation unit for giving an operation instruction signal to the display means is attached (for example, see Patent Document 2).

By the way, in the display device in which components such as the speaker and the operation unit are mounted separately from the display device main body and the case as in Patent Documents 1 and 2, the components such as the speaker and the operation unit are mounted. After the assembly is completed, a performance confirmation inspection is performed to check whether each of the display device main body, the speaker, the operation unit, etc. operates normally and whether each performance is appropriate.
JP 2005-203897 A JP 2006-337978 A

  However, in a display device in which a speaker is mounted on the inside of a housing that covers the display device body as in Patent Document 1, the operation of the entire display device must be performed after the housing is attached to the display device body. Confirmation and performance confirmation inspection cannot be performed, and if the operation / performance is inappropriate by the operation confirmation and performance confirmation inspection, remove the housing and expose the display device main body and attached parts. After repairing the location, it was necessary to reattach the housing, and a reduction in the number of repair work was desired. Further, when the operation / performance is inappropriate, the number of steps for removing / attaching the casing increases, so that the chance of damaging the surface of the casing increases. In this respect, an improvement measure has been demanded.

  Further, in the display device in which the operation unit is attached to the fixed plate attached to the display device main body as in Patent Document 2, an additional fixing plate is necessary, which increases the number of parts and increases the cost. There was a problem of becoming.

  The present invention has been made in view of such circumstances, and its main purpose is to display an intermediate part before the assembly process in which the housing is attached by attaching additional parts such as a speaker and an operation unit to the display device body. The operation check and performance check inspection of the entire device can be performed, and even if the operation / performance is incorrect by the operation check and the performance check inspection, the inappropriate place can be repaired regardless of the case. It is to provide a display device.

  A display device according to the present invention includes a display device main body having display means for displaying an image on a front image display surface, a plurality of attached parts attached to the display device main body, and locations corresponding to the image display surface. And a housing that covers the display device main body and the attached parts.

  In this invention, since a plurality of attachment parts are attached to the display device main body, it is possible to perform an operation check and a performance check inspection of the entire display device in a process before the assembly process in which the housing is attached. In addition, even if the operation / performance is incorrect due to the operation check and the performance check inspection, it is possible to repair an inappropriate place regardless of the case, and to have an opportunity to damage the surface of the case. Can be reduced.

Further, in the display device according to the present invention, at least one of the accessory parts and one of the display device main bodies have a fitting recess recessed in the front-rear direction, and the other fitting protrusion is inserted into the fitting recess. It is preferable that the attachment component having the fitting convex portion or the fitting concave portion is attached to the display device body by attaching the housing to the display device body. .
In this invention, the attached component can be temporarily fixed to the display device main body by inserting the fitting convex portion into the fitting concave portion, and the attached component can be attached by attaching the housing to the display device main body. Since it can be fixed by fixing, it is possible to simplify the alignment of the attached part with the housing, and to improve the detachability / attachment workability of the attached part.

  Further, the display device according to the present invention includes a display unit that displays an image on a front image display surface, a display device main body having a recording / reproducing unit that records / reproduces data on / from a removable recording medium, a speaker, An operation unit that provides an operation instruction signal to the display unit, a medium guide unit that guides the recording medium to the recording / reproducing unit, and a housing that covers the display device main body with a portion corresponding to the image display surface open. The speaker, the operation unit, and the medium guide unit are attached to the display device main body.

  In this invention, since the speaker, the operation unit, and the medium guide unit are each attached to the display device body, the operation check and the performance check inspection of the entire display device are performed in the middle of the assembly process before the housing is attached. In addition, even if the operation / performance is incorrect by the operation check and the performance check inspection, it is possible to repair the inappropriate place regardless of the case, and the surface of the case Can reduce the chance of damage.

In the display device according to the present invention, at least one of the speaker, the operation unit, the medium guide unit, and one of the display device main bodies has a fitting recess that is recessed in the front-rear direction, and is fitted into the fitting recess. One of the speaker, the operation unit, and the medium guide unit having the fitting convex part on the other side, the fitting convex part or the fitting concave part is attached to the display device main body by attaching the casing to the display device body. It is preferable that the display device main body is attached.
According to the present invention, by fitting the fitting convex portion into the fitting concave portion, it is possible to temporarily fix the accessory parts such as the speaker to the display device main body, and the speaker is attached to the display device main body. Therefore, it is possible to simplify the alignment of the accessory part such as the operation unit with the housing, and to improve the detachability / attachment workability of the accessory part.

  According to the present invention, since a plurality of attached parts such as speakers are attached to the display device main body, the operation check and the performance check inspection of the entire display device are performed in the middle of the assembly process before the housing is attached. In addition, even when the operation / performance is inappropriate by the operation confirmation and the performance confirmation inspection, the inappropriate portion can be repaired regardless of the housing. In addition, since the casing can be attached after the operation check and the performance check inspection, the chance of damaging the surface of the casing can be reduced, and the quality of the casing can be maintained.

  Hereinafter, the present invention will be described in detail with reference to the drawings illustrating embodiments thereof. 1 is a partially cutaway rear perspective view showing the configuration of a display device according to the present invention, FIG. 2 is a longitudinal side view vertically cut by an operation unit, and FIG. 3 is a rear perspective view showing a configuration of a speaker-equipped unit. FIG. 4, FIG. 4 is an exploded perspective view of the rear side showing the configuration of the operation unit attachment portion, FIG. 5 is an enlarged view showing the configuration of the speaker attachment portion, and FIG. 6 is an enlarged view showing the configuration of the operation portion attachment portion. 7 is an enlarged view showing a configuration of an attachment portion of the medium guide portion.

  The illustrated display device includes a display unit 11 that displays an image on a front image display surface, and a recording / reproducing unit 12 that records / reproduces data on / from a removable recording medium, and has a substantially rectangular parallelepiped display device body 1. And a speaker 2 and 2 which are attached to both lower sides of the display device main body 1 and radiate sound waves forward, and an operation which is attached to the upper back side of the display device main body 1 and gives an operation instruction signal to the display means 11. Unit 3, a medium guide unit 4 attached to the other upper side of the rear surface of display device main body 1 for guiding the recording medium to recording / reproducing unit 12, and a front cabinet 5 surrounding the front peripheral edge of display device main body 1. A thin liquid crystal television including a back cabinet 6 that covers the rear side of the display device body 1 and a stand 7 that supports the display device body 1 in an upright state. The front cabinet 5 and the back cabinet 6 constitute a casing, and the speaker 2, the operation unit 3, and the medium guide unit 4 constitute attached parts.

  The display device body 1 includes a liquid crystal panel 13 having an image display surface for displaying a television image or the like on the front side, an optical sheet 14 such as a diffusion plate disposed on the rear side of the panel 13, and a rear side of the optical sheet 14. And a television board 16 such as a power supply board attached to the rear surface of the backlight part 15.

  The backlight unit 15 includes a plurality of lamps 15a that are arranged apart from each other in the vertical direction, and a support case 15b that is opened forward and accommodates and supports the lamp 15a. The television board 16 is attached so as to be removable by a plurality of male screws.

  On both sides in the longitudinal direction of the lower side of the display device main body 1, two first fitting recesses 17, 17 that are recessed forward are provided apart in the longitudinal direction. Further, the upper side of the display device main body 1 is provided with a step portion 1a that is recessed downward from the rear portion, and two second fittings that are recessed forward are formed on one side in the longitudinal direction of the step portion 1a. The joint recesses 18 and 18 are provided apart in the longitudinal direction, and two third fitting recesses 19 and 19 that are recessed forward are separated in the longitudinal direction on the other side in the longitudinal direction of the step portion 1a. Is provided.

  As shown in FIG. 5, the first fitting recesses 17 and 17 have a substantially T-shape having a narrow groove 17a opened on the lower surface of the display device body 1 and a wide groove 17b connected to the upper edge of the narrow groove 17a. ing. The second and third fitting recesses 18 and 19 include narrow grooves 18a and 19a opened from the step portion 1a to the upper surface of the display device main body 1, and wide grooves 18b and 19b connected to the lower edges of the narrow grooves 18a and 19a. It has a substantially inverted T shape with

  The recording / reproducing unit 12 for recording / reproducing with respect to the recording medium is mounted on a substrate attached to the other side of the upper rear surface of the display device main body 1, and is used for recording / recording a B-CAS card guided by the medium guiding unit 4. It is configured so that it can be played.

  The speaker 2 includes a sound source and a case body 21 that contains the sound source and has a sound wave radiating unit that radiates sound waves generated by the sound source forward. The case body 21 has a substantially rectangular parallelepiped shape, and two first fitting convex portions 22 and 22 fitted into the first fitting concave portions 17 and 17 are provided on the upper surface so as to be separated in the lateral direction. As shown in FIG. 5, the first fitting convex portions 22 and 22 have a substantially T-shape having a neck portion 22a projecting from the upper surface and a head portion 22b connected to the upper edge of the neck portion 22a, in the front-rear direction. Can be inserted into and removed from the first fitting recesses 17 and 17. There is a slight gap between the fitting convex portions 22 and 22 and the fitting concave portions 17 and 17 so that the positions of the fitting convex portions 22 and 22 with respect to the fitting concave portions 17 and 17 can be changed. .

  The operation unit 3 includes a push button 31a for operating the main power switch, a push button 31b for operating an input changeover switch, a push button 31c for operating a television broadcast selection switch, a push button 31d for operating a volume adjustment switch, and a main power switch. , An input changeover switch, a television broadcast selection switch, and a volume control switch, and the push buttons 31a to 31d and the holding case 32 for holding the circuit board, and the push buttons 31a to 31d are moved up and down. It is possible to operate.

  As shown in FIG. 2, the holding case 32 includes a case main body 32a in which the circuit board is accommodated, a lid 32b that closes an open portion of the case main body 32a and is coupled to the case main body 32a by a male screw 32c. The two second fitting projections 33, 33 inserted into the second fitting depressions 18, 18 are laterally separated from each other on the upper front surface (front surface of the lid 32b). Is provided. As shown in FIG. 6, the second fitting convex portions 33 and 33 are substantially reverse having a wide columnar portion 33a projecting from the front surface and a narrow columnar portion 33b continuous with the upper surface of the wide columnar portion 33a. It is T-shaped and is fitted into the second fitting recesses 18 and 18 so as to be able to be inserted and removed in the front-rear direction. There is a slight gap between the fitting convex portions 33, 33 and the fitting concave portions 18, 18, so that the positions of the fitting convex portions 33, 33 with respect to the fitting concave portions 18, 18 can be changed. .

  The medium guide unit 4 is a guide case having a guide hole 41 for guiding a B-CAS card, which is a contact type IC card, to a position facing the recording / reproducing unit 12. Two third fitting convex portions 42, 42 to be fitted into the fitting concave portions 19, 19 are provided apart from each other in the lateral direction. As shown in FIG. 7, the third fitting convex portions 42, 42 are substantially reverse having a wide columnar portion 42a projecting from the front surface and a narrow columnar portion 42b continuous with the upper surface of the wide columnar portion 42a. It is T-shaped and is inserted into the third fitting recesses 19 and 19 so that it can be inserted and removed in the front-rear direction. There is a slight gap between the fitting convex portions 42 and 42 and the fitting concave portions 19 and 19 so that the positions of the fitting convex portions 42 and 42 with respect to the fitting concave portions 19 and 19 can be changed. .

  The front cabinet 5 has an opening corresponding to the image display surface, covers the front peripheral edge of the display device body 1 and the front side of the speakers 2 and 2, and a plurality of male screws are provided on the peripheral edge of the support case 15 b. It is attached so that it can be removed. In addition, a plurality of sound emission holes for emitting sound waves emitted by the sound wave emission unit to the front are provided at locations facing the front surfaces of the speakers 2 and 2 of the front cabinet 5.

  The back cabinet 6 has a rectangular pan-like shape that covers the rear side and the peripheral portion of the display device body 1 and the speakers 2 and 2, the operation unit 3, and the medium guide unit 4, and is formed on the peripheral portion of the support case 15 b. A plurality of screws are attached by male screws so as to be removable.

  Two first contact portions 61, 61 (see FIG. 1) that contact the upper rear surfaces of the case bodies 21, 21 on both sides in the lateral direction at the lower side of the back cabinet 6, and the two support column portions 71, 71 of the stand 7. There are two insertion holes through which are inserted. The first contact portions 61 and 61 can fix the speakers 2 and 2 between the rear surface of the display device body 1 when the back cabinet 6 is attached to the peripheral portion of the display device body 1. It is formed as follows.

  An open hole 62 corresponding to the upper part of the holding case 32 and a second contact part 63 that comes into contact with the upper part of the rear surface of the holding case 32 are provided on one side in the horizontal direction at the upper part of the back cabinet 6 (see FIG. 2). The push buttons 31a to 31d of the operation unit 3 are arranged in the opening hole 62, respectively. The second abutting portion 63 is formed so that the holding case 32 can be fixed to the rear surface of the display device main body 1 when the back cabinet 6 is attached to the peripheral portion of the display device main body 1. Has been.

  An opening hole corresponding to the upper surface of the medium guiding portion 4 on the other side in the lateral direction at the upper side of the back cabinet 6, a cover body pivotally supported by the edge of the opening hole, and the rear surface of the medium guiding portion 4. A third contact portion 64 that contacts the upper portion is provided (see FIG. 1). The third contact portion 64 can fix the medium guide portion 4 between the back cabinet 6 and the rear surface of the display device body 1 when the back cabinet 6 is attached to the peripheral portion of the display device body 1. Is formed.

  In the display device configured as described above, after the display device main body 1 is assembled and the stand 7 is attached to the lower rear surface of the display device main body 1, the both sides of the lower portion of the display device main body 1 raised by the stand 7 are installed. The speakers 2 and 2 are temporarily fixed to the first fitting recesses 17 and 17, and the operation unit 3 is temporarily fixed to the second fitting recesses 18 and 18 on the upper side of the display device main body 1. The medium guide 4 is temporarily fixed to the third fitting recesses 19 on the other side.

  The speakers 2 and 2 can be temporarily fixed by inserting the first fitting convex portions 22 and 22 into the first fitting concave portions 17 and 17, and the operation unit 3 is provided with the second fitting convex portions 33 and 22. 33 can be temporarily fixed by fitting into the second fitting recesses 18, 18, and the medium guiding portion 4 fits the third fitting projections 42, 42 into the third fitting recesses 19, 19. By doing so, it can be temporarily fixed.

  After the speakers 2 and 2, the operation unit 3, and the medium guide unit 4 are temporarily fixed in this way, the B-CAS card inserted into the display device main body 1, the speakers 2 and 2, the operation unit 3, and the medium guide unit 4. Operation confirmation and performance confirmation inspection of the entire display device such as the recording / reproducing unit 12 are performed. In this case, since the front cabinet 5 and the back cabinet 6 as the casing are not attached, when there is an inappropriate place in the operation / performance by the operation check and the performance check inspection, the front cabinet 5 and the back cabinet 6 are related. In other words, an inappropriate portion can be repaired without disassembling the front cabinet 5 and the back cabinet 6 in order, and the workability of the repair can be improved.

  After the operation check and performance check inspection of the entire display device, the switching unit provided in the display device main body 1 is externally operated according to the destination of the display device in the final assembly process, and the design according to the destination The front cabinet 5 and the back cabinet 6 are attached. Therefore, even when the destinations of the display devices are different, display devices for a plurality of destinations can be assembled on the same production line.

  After passing the operation check and the performance check inspection of the entire display device, the front cabinet 5 is inserted into the front side of the peripheral portion of the display device main body 1 and attached to the peripheral portion of the support case 15b with a plurality of male screws. The back cabinet 6 is inserted into the rear side of the peripheral edge of the display device body 1. At this time, the speakers 2 and 2, the operation unit 3, and the medium guide unit 4 are covered with the back cabinet 6, and the upper portion of the holding case 32 is arranged in the open hole 62. Further, the first to third fitting convex portions 22, 33, 42 provided on the speakers 2, 2, the holding case 32 and the medium guiding portion 4, and the first to third fitting concave portions 17, 18, 19 has a slight gap, and the positions of the case body 21, the holding case 32, and the medium guiding portion 4 with respect to the fitting recesses 17, 18, 19 can be changed. The gap amount between the holding case 32 and the inner surface of the open hole 62 can be corrected uniformly, and the gap amount between the medium guide portion 4 and the inner surface of the open hole can be corrected uniformly. .

  Further, by inserting the back cabinet 6 into the display device main body 1, the first contact portions 61 and 61 come into contact with the upper rear surfaces of the speakers 2 and 2 via a buffer (not shown), and the second The abutting portion 63 abuts on the upper rear surface of the holding case 32, and the third abutting portion 64 abuts on the upper rear surface of the medium guiding portion 4. In this state, the back cabinet 6 is displayed on the display device main body by a plurality of male screws. By attaching the first support case 15b to the first support case 15b, the speakers 2 and 2 can be fixedly fixed between the first contact portion 61 and the rear surface of the display device main body 1, and the second to third contact The operation unit 3 and the medium guide unit 4 can be fixedly fixed between the units 63 and 64 and the rear surface of the display device body 1.

  Further, since the front cabinet 5 and the back cabinet 6 are attached after the operation check and the performance check inspection of the entire display device as described above, even when the operation / performance is inappropriate, the front cabinet 5 and The number of steps for removing / attaching the back cabinet 6 can be reduced, the chance of damage to the front cabinet 5 and the surface of the back cabinet 6 can be reduced, and the quality of the front cabinet 5 and the back cabinet 6 can be maintained.

  In the embodiment described above, the speakers 2 and 2 as the accessory parts, the operation unit 3 and the medium guide unit 4 are provided. However, there is no medium guide unit 4 and at least one of the speakers 2 and 2 is provided. It is good also as a structure provided with two and the operation part 3. FIG.

  In the embodiment described above, the fitting convex portions 22, 33, 42 are provided in the speakers 2, 2, the operation portion 3, and the medium guiding portion 4, respectively, and the fitting concave portions 17, 18, 19 are provided in the display device body 1. In addition, a fitting convex portion may be provided on any one of the speakers 2 and 2, the operation unit 3, and the medium guide unit 4, and other attached parts may be attached by a fitting such as a male screw. In addition to providing a fitting convex part on the accessory part such as the speaker 2 and providing a fitting concave part on the display device main body 1, a fitting concave part is provided on the auxiliary part such as the speaker 2 and fitting the convex part on the display device main body 1. It is good also as a structure which provides.

  In the embodiment described above, the configuration in which the speaker 2 is attached to the lower side of the display device main body 1 has been described. In addition, the speaker 2 is mounted on both sides, one side, or the upper portion of the display device main body 1. The structure may be sufficient, and what is necessary is just the structure attached to any one side of the display apparatus main body 1 which makes a substantially rectangular parallelepiped.

  The display device according to the present invention may be a liquid crystal display device such as a liquid crystal television, or a display device such as a plasma display device or an EL display.

It is the perspective view of the back side which notched some which shows the structure of the display apparatus which concerns on this invention. It is the vertical side view longitudinally cut by the operation part of the display apparatus which concerns on this invention. It is a perspective view of the back side which shows the structure of the speaker attaching part of the display apparatus which concerns on this invention. It is a disassembled perspective view of the back side which shows the structure of the operation part attachment part of the display apparatus which concerns on this invention. It is an enlarged view which shows the structure of the attachment part of the speaker of the display apparatus which concerns on this invention. It is an enlarged view which shows the structure of the attachment part of the operation part of the display apparatus which concerns on this invention. It is an enlarged view which shows the structure of the attachment part of the medium guide part of the display apparatus which concerns on this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Display apparatus main body 11 Display means 12 Recording / reproducing part 17, 18, 19 Fitting recessed part 2 Speaker (attachment part)
22 Fitting convex part 3 Operation part (attached part)
33 Fitting convex part 4 Medium guide part (attached part)
42 Fitting convex part 5 Front cabinet (housing)
6 Back cabinet (housing)

Claims (4)

  A display device body having display means for displaying an image on the front image display surface, a plurality of attached parts attached to the display device body, and a portion corresponding to the image display surface are opened, and the display device body And a housing that covers the attached parts.   At least one of the accessory parts and one of the display device main bodies have a fitting recess that is recessed in the front-rear direction, and the other has a fitting protrusion that is fitted into the fitting recess, The display device according to claim 1, wherein the attachment component having the fitting recess is attached by the housing and the display device body by attaching the housing to the display device body.   Display means for displaying an image on the image display surface on the front side, a display device main body having a recording / reproducing unit for recording / reproducing with respect to a removable recording medium, an operation for giving an operation instruction signal to the display means In the display device, comprising: a section, a medium guide section that guides the recording medium to the recording / playback section, and a housing that is open at a position corresponding to the image display surface and covers the display apparatus main body, An operation unit and a medium guide unit are attached to the display device main body.   At least one of the speaker, the operation unit, the medium guide unit, and one of the display device main bodies has a fitting concave portion that is recessed in the front-rear direction, and the other has a fitting convex portion that is fitted into the fitting concave portion, Any one of the speaker having the fitting convex part or the fitting concave part, the operation part, and the medium guiding part is attached by the case and the display device body by attaching the case to the display device body. Item 4. The display device according to Item 3.

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