WO2018159174A1 - Dispositif d'affichage et récepteur de télévision - Google Patents

Dispositif d'affichage et récepteur de télévision Download PDF

Info

Publication number
WO2018159174A1
WO2018159174A1 PCT/JP2018/002570 JP2018002570W WO2018159174A1 WO 2018159174 A1 WO2018159174 A1 WO 2018159174A1 JP 2018002570 W JP2018002570 W JP 2018002570W WO 2018159174 A1 WO2018159174 A1 WO 2018159174A1
Authority
WO
WIPO (PCT)
Prior art keywords
cover
hook
wall
display device
engagement hole
Prior art date
Application number
PCT/JP2018/002570
Other languages
English (en)
Japanese (ja)
Inventor
友樹 天野
Original Assignee
シャープ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by シャープ株式会社 filed Critical シャープ株式会社
Publication of WO2018159174A1 publication Critical patent/WO2018159174A1/fr

Links

Images

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers

Definitions

  • the present invention relates to a display device and a television receiver including a display unit and a speaker unit.
  • a display device including a display unit that displays video and a speaker unit that outputs sound is used (see, for example, Patent Document 1).
  • an omnidirectional speaker system including two speaker units is attached to the display unit.
  • Each speaker unit has a speaker and a cylindrical enclosure.
  • the speaker is housed in one end of the enclosure in the longitudinal direction so that the sound output surface of the speaker faces the outside of the enclosure.
  • the two speaker units are connected such that the audio output surfaces face each other and the enclosures are coaxial.
  • the speaker system has two speaker nets.
  • Each speaker net has a semi-cylindrical shape and is attached to the two enclosures so as to extend over the other longitudinal ends of the two enclosures.
  • the two speaker nets protect the two speakers by covering the air gap between the two enclosures.
  • the speaker net described in Patent Document 2 has a frame and a net that covers the opening of the frame.
  • a plurality of projecting pillars project in the same direction on the frame.
  • the speaker unit has a box-shaped enclosure in which speakers are accommodated.
  • An opening for passing the sound output from the speaker unit to the outside of the enclosure is provided on one surface of the enclosure.
  • a plurality of holes are provided around the opening of the enclosure.
  • the speaker net covers the opening of the enclosure by fitting each protruding column into the hole, and protects the speaker.
  • JP 2014-107751 A Japanese Patent Laid-Open No. 5-268687
  • Patent Document 1 since the speaker system is directly attached to the display unit, the speaker unit cannot be protected. Further, Patent Document 1 does not have a detailed description of means for attaching the speaker net to the enclosure.
  • Patent Document 2 when an external force in the direction opposite to the direction in which the protruding column is fitted into the hole is applied to the speaker net, the protruding column is pulled out from the hole, There is a gap between the enclosure. When such a speaker unit is attached to the display unit, a gap generated between the speaker net and the enclosure may impair the aesthetic appearance of the display device.
  • the present invention has been made in view of such circumstances, and a main object thereof is to provide a display device and a television receiver which can protect a speaker unit and have an improved aesthetic appearance.
  • the display device includes a display unit having a display surface on the front surface, a speaker and a cylindrical enclosure that accommodates the speaker, and a speaker in which the axial length direction of the enclosure extends along the periphery of the display unit
  • the display device has a cylindrical shape, is attached to the display unit so that an axial length direction is along a peripheral edge of the display unit, and stores a speaker unit and a peripheral wall of the peripheral body
  • a second hook provided in a direction different from the one direction, and a first engagement hole and a second engagement hole provided in a portion covered by the one end and the other end of the peripheral wall.
  • the first foot And the second hook is inserted into the housing through the first engagement hole and the second engagement hole, and engages with the opening peripheral portions of the first engagement hole and
  • the peripheral wall is provided with a passage hole for passing the sound output from the speaker and the first engagement hole, and is adjacent to the display unit and in a direction along the display surface.
  • An extending plate-like first wall portion, the passage hole, and the second engagement hole are provided, and are inclined to the back side of the display portion, opposite to the display portion of the first wall portion.
  • a second wall portion having a continuous plate shape on the side, and the cover has a passage port through which the sound output from the speaker is passed, and the passage port is provided in the first wall portion.
  • the first wall is covered with the first wall so as to face the passage hole, the first cover plate provided with the first hook, and the passage opening.
  • the passage opening is provided in the second wall portion.
  • a second covering plate that covers the second wall so as to face the passage hole and is provided with the second hook; and the passage And having a net held the to the first cover plate and said second cover plate to cover the.
  • the opening peripheral edge portion of the first engagement hole on the inner surface side of the first wall portion has a convex portion protruding in the thickness direction of the first wall portion, and
  • the first hook projects from the first cover plate in the thickness direction, projects from the tip of the one projecting piece in a direction intersecting the first wall portion, and the opening periphery.
  • the other protruding piece that engages in the thickness direction with the projection, and the other protruding piece protrudes in the opposite direction of the protruding direction of the one protruding piece, and the protruding portion has the opposite protruding direction of the other protruding piece. It has the convex nail
  • the opening peripheral edge portion of the second engagement hole on the inner surface side of the second wall portion has an engagement surface along the first wall portion
  • the second hook is One protruding piece protruding from the second covering plate in the thickness direction of the first wall portion, and protruding from the tip end portion of the one protruding piece in the direction along the first wall portion; And another projecting piece engaged in a direction opposite to the projecting direction of the one projecting piece.
  • the display device is characterized in that the opening amount of the second engagement hole is smaller as it is closer to the engagement surface in the direction along the periphery of the display unit.
  • the television receiver includes the display device according to the present embodiment and a receiving unit that receives a television broadcast, and the display is based on the television broadcast received by the receiving unit. An image is displayed on the apparatus.
  • the speaker unit can be protected and the aesthetics of the display device and the television receiver can be improved.
  • FIG. 1 is a perspective view of a display device included in a television receiver according to an embodiment as viewed from the front side.
  • FIG. 2 is a perspective view of the display device as viewed from the back side.
  • reference numeral 1 denotes a television receiver.
  • the television receiver 1 includes a receiving unit 11, a signal processing unit 12, and a display device 2.
  • the receiving unit 11 is a circuit board on which a receiving circuit is mounted.
  • the receiving unit 11 receives a television broadcast from the outside via an antenna (not shown), and outputs a broadcast signal based on the received television broadcast.
  • the signal processing unit 12 is a circuit board on which a signal processing circuit is mounted.
  • the signal processing unit 12 outputs video data by performing predetermined signal processing on the broadcast signal output from the receiving unit 11.
  • the receiving unit 11 and the signal processing unit 12 are built in the display device 2.
  • the receiving unit 11 and the signal processing unit 12 may be externally attached to the display device 2.
  • FIG. 3 is an exploded perspective view of the display device 2.
  • FIG. 4 is a cross-sectional view of the display device 2.
  • the display device 2 includes a display unit 21, a middle cabinet (frame body) 22, and two speaker units 23 and 23.
  • the display unit 21 has a rectangular plate shape that is long in one direction.
  • One surface (non-end surface) of the display unit 21 is a display surface 21a.
  • An image based on the image data output from the signal processing unit 12 is displayed on the display surface 21a.
  • FIG. 4 shows a cross section of the display device 2 taken along a plane perpendicular to the display surface 21 a and along the long side of the display unit 21 in the vicinity of one short side portion of the display unit 21.
  • the display unit 21 is a liquid crystal display unit including a liquid crystal display panel 211 and a backlight chassis 212.
  • the liquid crystal display panel 211 has a display surface 21a.
  • the backlight chassis 212 has a dish shape and accommodates a backlight device that illuminates the liquid crystal display panel 211.
  • the backlight chassis 212 covers the liquid crystal display panel 211 from the back side of the display surface 21a.
  • the television receiver 1 is used such that the thickness direction of the display unit 21 is the front-rear direction, the long side portion of the display unit 21 extends in the left-right direction, and the short side portion of the display unit 21 extends in the vertical direction. .
  • the display surface 21a of the display unit 21 is directed to the front side (front side).
  • the middle cabinet 22 has a rectangular frame shape.
  • the middle cabinet 22 is attached to the display unit 21 so as to cover the entire periphery of the display unit 21 from the rear side (back side) of the display unit 21.
  • the two vertical frames 221 and 221 constituting the middle cabinet 22 cover the two short sides of the display unit 21, and the two horizontal frames constituting the middle cabinet 22 cover the two long sides of the display unit 21.
  • Each speaker unit 23 is a columnar speaker unit.
  • the speaker unit 23 includes two enclosures 231 and 231 and two speakers 232 and 232.
  • Each enclosure 231 has a bottomed cylindrical shape.
  • a speaker 232 is accommodated at one end of the enclosure 231 in the longitudinal direction.
  • the sound output surface of the speaker 232 faces the outside of the enclosure 231 and closes the opening of the enclosure 231.
  • the enclosures 231 and 231 are connected so that the sound output surfaces of the speakers 232 and 232 face each other and the enclosures 231 and 231 are coaxial.
  • the display device 2 includes two containers 3 and 3.
  • Each container 3 has a cylindrical shape in which both ends in the axial length direction are closed.
  • the containers 3 and 3 are provided in the middle cabinet 22 so that the axial length direction of each container 3 is along the vertical frames 221 and 221 of the middle cabinet 22.
  • the housing unit 3 houses the speaker unit 23 so that the axial length direction of the speaker unit 23 is along the axial length direction of the housing body 3 (see FIG. 4). That is, the speaker units 23 and 23 are arranged on both the left and right sides of the display unit 21.
  • the container 3 includes a front cover 31 and a rear cover 32.
  • the front cover 31 is a member that constitutes a part of the peripheral wall of the container 3 (specifically, generally the front half).
  • the rear cover 32 is a member that constitutes the remaining portion (specifically, generally the rear half) of the peripheral wall of the container 3.
  • FIG. 5 is a perspective view of the front cover 31 provided in the display device 2 as seen from the front side.
  • FIG. 6 is a perspective view of the front cover 31 as viewed from the back side.
  • FIG. 7 is an enlarged perspective view of the front cover 31 as viewed from the back side. 5 to 7 show the front cover 31 on the left side toward the display surface 21a.
  • the front cover 31 has walls 311 to 313.
  • Each of the wall portions 311 to 313 has a rectangular flat plate shape that is long in one direction.
  • the long side portions of the wall portions 311 to 313 extend in the axial length direction of the container 3.
  • the wall portions 311 to 313 are arranged in the circumferential direction of the container 3 in the order of the wall portion 313, the wall portion 311 (first wall portion), and the wall portion 312 (second wall portion) from the side closer to the middle cabinet 22. .
  • One long side portion of the wall portion 313 is provided integrally with the vertical frame 221 of the middle cabinet 22. That is, the wall portion 313 is continuous with the vertical frame 221 of the middle cabinet 22 as a whole over the axial length direction of the container 3.
  • the other long side portion of the wall portion 313 and the one long side portion of the wall portion 311 are integrated.
  • the other long side portion of the wall portion 311 and the one long side portion of the wall portion 312 are integrated.
  • a plurality of engaging portions 314, 314,... Are juxtaposed along the long side of the wall portion 312 on the other long side portion of the wall portion 312 (see FIG. 6).
  • Each engaging portion 314 is a rectangular through hole.
  • the vertical frame 221 of the middle cabinet 22 and the wall 311 of the front cover 31 protrude perpendicularly to the wall 313 and in opposite directions from both ends in the short side direction of the wall 313 (see FIG. 4).
  • the wall portion 312 protrudes from the wall portion 311 so that the wall portion 311 and the wall portion 312 form an obtuse angle.
  • the sides from which the wall portions 312 and 313 protrude from the wall portion 311 are the same side.
  • Three passage hole groups 331, 331, and 331 are provided at the longitudinal center of the wall 311 and both ends of the wall 311 in the longitudinal direction (see FIG. 5). Each passage hole group 331 is composed of a plurality of passage holes arranged close to each other. Similarly, the wall portion 312 is provided with three passage hole groups 332, 332, and 332 (see FIGS. 5 and 6). The passage hole groups 332, 332, 332 of the wall portion 312 are adjacent to the passage hole groups 331, 331, 331 of the wall portion 311. Each passage hole group 332 includes a plurality of passage holes arranged close to each other.
  • the display device 2 includes two reinforcing members 24 and 24 for each front cover 31.
  • Each reinforcing member 24 has a flat plate shape that is long in one direction.
  • the reinforcing member 24 is disposed from the horizontal frame of the middle cabinet 22 to the longitudinal end of the front cover 31 so that the longitudinal direction of the reinforcing member 24 is along the horizontal frame of the middle cabinet 22.
  • FIG. 8 is a perspective view of the rear cover 32 included in the display device 2 as viewed from the front side.
  • FIG. 9 is a perspective view of the rear cover 32 as viewed from the back side. 8 and 9 show the rear cover 32 on the left side toward the display surface 21a.
  • the rear cover 32 has a semi-cylindrical shape.
  • a passage hole group 321 is provided at the center of the rear cover 32 in the longitudinal direction.
  • the rear cover 32 extends to the front cover 31 such that the axial length direction of the rear cover 32 extends in the axial length direction of the housing 3 and both end portions in the circumferential direction of the rear cover 32 face the wall portions 312 and 313 of the front cover 31. It is attached.
  • Each engaging portion 322 has a hook shape. The engaging portion 322 is inserted into the engaging portion 314 from the inside of the front cover 31 in the thickness direction of the display portion 21, and engages with the inner surface of the engaging portion 314 and the opening peripheral edge portion of the engaging portion 314 in the front-rear direction. .
  • a fixing piece 323 is provided on the opposite end of the rear cover 32 in the circumferential direction to the wall 313 of the rear cover 32.
  • the fixed piece 323 has a flat plate shape.
  • the fixed piece 323 extends vertically from the outer peripheral surface of the rear cover 32 to the outside of the rear cover 32.
  • the middle cabinet 22 is attached to the display unit 21 by, for example, being screwed to the backlight chassis 212 of the display unit 21.
  • the reinforcing members 24, 24,... are attached.
  • one end of the reinforcing member 24 in the longitudinal direction is fastened together with the horizontal frame of the middle cabinet 22 to the backlight chassis 212 of the display unit 21, and the other end of the reinforcing member 24 in the longitudinal direction is the front cover.
  • the front cover By being screwed to 31, it is attached to the middle cabinet 22 and the front cover 31.
  • the speaker unit 23 is provided with two attachment portions 233 and 233 (see FIG. 3). Each mounting portion 233 protrudes from the bottom surface of the enclosure 231 of the speaker unit 23 in the axial length direction of the enclosure 231.
  • the attachment portion 233 is provided with a through hole.
  • bosses 315 and 315 are projected from the inner surface of each front cover 31 (see FIG. 6). The bosses 315 and 315 are located in the vicinity of both ends of the front cover 31 in the longitudinal direction. A female screw is formed on the inner peripheral surface of each boss 315.
  • the attachment portions 233 and 233 are screwed to the bosses 315 and 315 of the front cover 31 through the through holes of the attachment portions 233 and 233, respectively. As a result, the axial direction of the speaker unit 23 coincides with the longitudinal direction of the front cover 31.
  • rear covers 32 and 32 are attached to the front covers 31 and 31.
  • Each rear cover 32 is attached to the front cover 31 by engaging the engaging portions 322, 322,... Of the rear cover 32 with the engaging portions 314, 314,. It is easy to attach the rear cover 32 to the front cover 31 by engaging the engaging portions 314, 314,... With the engaging portions 322, 322,.
  • the fixing pieces 323 and 323 of the rear covers 32 and 32 are fixed to the display unit 21 together with the middle cabinet 22. Specifically, the fixed piece 323 of the rear cover 32 is fastened together with the vertical frame 221 of the middle cabinet 22 to the backlight chassis 212 of the display unit 21.
  • the speaker unit 23 is configured so that the axial length direction of the enclosures 231 and 231 is along the short side of the display unit 21, and the speaker unit 23 excluding the mounting units 233 and 233 is separated from the container 3. 3 is accommodated.
  • the speaker unit 23 is entirely covered by the front cover 31 from the front side in the short side direction of the display unit 21, and is entirely covered by the rear cover 32 from the rear side in the short side direction of the display unit 21.
  • the wall 311 included in the front cover 31 of the container 3 is adjacent to the display unit 21 and extends in a direction along the display surface 21 a of the display unit 21.
  • the wall portion 312 is continuous to the opposite side of the display portion 21 of the wall portion 311 so as to be inclined rearward.
  • the middle cabinet 22 is fixed to the display unit 21 by screwing.
  • Each of the front covers 31 and 31 is provided integrally with the middle cabinet 22.
  • the rear covers 32, 32 are attached to the front covers 31, 31 by engagement of the engaging portions 314, 314, ... and the engaging portions 322, 322, ..., and are further fixed pieces 323 extending from the rear covers 32, 32.
  • 323 is fixed to the display unit 21 by screwing together with the middle cabinet 22. That is, the rear covers 32 and 32 are supported by both the front covers 31 and 31 and the display unit 21. As a result, the containers 3 and 3 are prevented from falling off.
  • the display device 2 further includes two covers 4 and 4.
  • the covers 4 and 4 are attached to the front covers 31 and 31 of the containers 3 and 3 (see FIG. 4).
  • the configuration of the front cover 31 related to the attachment of the cover 4 will be described (see FIGS. 5 to 7).
  • a plurality of first engagement holes 34, 34,... are arranged in parallel along the long side of the wall 311 on the long side of the wall 311 of each front cover 31 on the wall 313 side.
  • Each first engagement hole 34 has a rectangular shape.
  • the opening peripheral edge of the first engagement hole 34 has a convex portion 341.
  • the convex portion 341 protrudes from the inner surface of the wall portion 311 in the thickness direction of the wall portion 311.
  • the convex portion 341 has a convex shape along the lower side of the first engagement hole 34, and the width is narrower toward the tip side.
  • the convex portion 341 has a right trapezoidal cross section. The inclined surface of the convex portion 341 faces the first engagement hole 34 side.
  • a plurality of second engagement holes 35, 35,... are provided in the wall portion 312 of the front cover 31.
  • the second engagement holes 35, 35,... are arranged in parallel in the vertical direction on the long side portion of the wall 312 where the engagement portions 314, 314,.
  • the opening amount of each second engagement hole 35 is large on the upper side and small on the lower side.
  • the second engagement hole 35 shown in FIG. 7 has a shape in which a rectangular through hole having a large opening amount and a rectangular through hole having a small opening amount are adjacent to each other in the vertical direction.
  • the opening peripheral edge portion of the second engagement hole 35 has an engagement surface 351.
  • the engagement surface 351 is a plane that is located on the inner surface side of the wall portion 312 and extends along the wall portion 311.
  • the engagement surface 351 is located at the corner of the lower side of the second engagement hole 35 and the two sides that are continuous with the lower side of the second engagement hole 35 and far from the wall 311. .
  • FIG. 10 is a perspective view of the cover 4 included in the display device 2 as viewed from the front side.
  • FIG. 11 is a perspective view of the cover 4 as viewed from the back side.
  • FIG. 12 is an enlarged perspective view of the cover 4 as viewed from the back side. 10 to 12 show the cover 4 on the left side toward the display surface 21a.
  • Each cover 4 has a long plate shape in one direction.
  • the cover 4 has cover plates 41 and 42.
  • Each of the covering plates 41 and 42 has a rectangular flat plate shape that is long in one direction. Long sides of the cover plates 41 and 42 extend in the longitudinal direction of the cover 4.
  • One long side portion of each of the cover plates 41 and 42 is integral.
  • the covering plate 41 (first covering plate) is continuous with the covering plate 42 such that the covering plate 41 and the covering plate 42 (second covering plate) form an obtuse angle.
  • the cover plate 41 is provided with three passage port groups 431, 431, and 431.
  • the passage port groups 431, 431, and 431 are arranged at the center in the longitudinal direction of the cover plate 41 and at both ends in the longitudinal direction of the cover plate 41.
  • Each passing port group 431 includes a plurality of passing ports arranged close to each other.
  • the cover plate 42 is provided with three passage port groups 432, 432, and 432.
  • the passage port groups 432, 432, and 432 of the wall portion 312 are adjacent to the passage port groups 431, 431, and 431 of the cover plate 41.
  • Each passing port group 432 includes a plurality of passing ports arranged close to each other.
  • the arrangement positions of the passage port groups 431 to 432 correspond to the arrangement positions of the passage hole groups 331 to 332 of the front cover 31.
  • a plurality of first hooks 44, 44,... are juxtaposed along the long side of the cover plate 41 on the other long side of the cover plate 41 (one that is not integral with the long side portion of the cover plate 42).
  • the Each first hook 44 has an L-shaped hook shape having projecting pieces 441 and 442.
  • Each of the projecting pieces 441 and 442 is a rectangular piece, and at least one of the projecting pieces 441 and 442 is thin enough to have flexibility.
  • the protruding piece 441 protrudes from the inner surface of the covering plate 41 in the thickness direction of the covering plate 41.
  • the projecting piece 442 projects in the longitudinal direction of the cover plate 41 from the tip of the projecting piece 441.
  • the protruding directions of all the protruding pieces 442, 442,... Are the same.
  • the first hook 44 further has a convex claw portion 443.
  • the claw portion 443 protrudes from the tip portion of the protruding piece 442 in the direction opposite to the protruding direction of the protruding piece 441. Further, the claw portion 443 has a ridge shape extending in a direction orthogonal to the protruding direction of each of the projecting pieces 441 and 442, and the width is narrower toward the tip side.
  • the claw part 443 has a right-angled triangular cross section, and one acute angle of the right-angled triangle is located at the tip of the claw part 443. The inclined surface of the claw part 443 faces the opposite side of the protruding piece 441.
  • a plurality of second hooks 45, 45,... are juxtaposed along the long side of the cover plate 42 on the other of the long side portions of the cover plate 42 (one that is not integral with the long side portion of the cover plate 41).
  • Each second hook 45 has an L-shaped hook shape having projecting pieces 451 and 452.
  • the protruding piece 451 (one protruding piece) has a rectangular plate shape, and protrudes from the inner surface of the covering plate 42 in the thickness direction of the covering plate 41. Therefore, the projecting piece 451 is inclined with respect to the covering plate 42.
  • the projecting piece 452 (the other projecting piece) is provided at the tip of the projecting piece 451.
  • the protrusion 452 has a rectangular shape, and protrudes from the protrusion 451 in the lateral direction of the cover plate 41 and in a direction away from the cover plate 41.
  • the projecting direction of the projecting piece 451 of the second hook 45 is the same as the projecting direction of the projecting piece 441 of the first hook 44, but the surface direction of the projecting piece 451 is orthogonal to the surface direction of the projecting piece 441.
  • the projecting direction of the projecting piece 452 of the second hook 45 and the projecting direction of the projecting piece 442 of the first hook 44 are both oriented along the cover plate 41, but the former is oriented along the short side of the cover plate 41. The latter is the direction along the long side of the cover plate 41. That is, the direction of the first hook 44 and the direction of the second hook 45 are different.
  • the cover 4 holds the net 46.
  • the net 46 covers the entire outer surface of the cover 4, and the peripheral edge of the net 46 is fixed (for example, welded) to the inner surface of the cover 4.
  • the net 46 covers all the passage port groups 431 to 432.
  • the net 46 is not shown in FIGS. 1, 3, and 10 to 12.
  • FIG. 13 and 14 are perspective views for explaining a procedure for attaching the cover 4 to the front cover 31.
  • FIG. The cover 4 is attached to the front cover 31 before the middle cabinet 22 is attached to the display unit 21.
  • the operator inserts the first hooks 44, 44,... Into the first engagement holes 34, 34,..., And the second hooks 45, 45,. Insert in large part.
  • the operator matches the longitudinal direction of the cover 4 with the longitudinal direction of the front cover 31, the inner surface of the cover plate 41 of the cover 4 extends along the outer surface of the wall portion 311 of the front cover 31, and the cover plate of the cover 4.
  • the inner surface of 42 is aligned with the outer surface of the wall portion 312 of the front cover 31.
  • each first hook 44 approaches and contacts the convex portion 341 in the protruding direction of the protruding piece 442.
  • the protruding piece 452 of the second hook 45 approaches the engaging surface 351 in the protruding direction of the protruding piece 442.
  • the inclined surface of the claw portion 443 slides on the inclined surface of the convex portion 341 so that the claw portion 443 moves to the tip portion of the convex portion 341, and the first hook 44
  • the protruding piece 441 or the protruding piece 442 is bent.
  • the cover 4 further moves, so that the claw portion 443 gets over the convex portion 341, and the convex portion 341 is opposite to the protruding direction of the protruding piece 442. Engage with.
  • the bent first hook 44 returns to its original shape, and the projecting piece 442 and the opening peripheral edge of the first engagement hole 34 are engaged with each other in the thickness direction of the cover plate 41 (thickness direction of the wall portion 311). Match.
  • the protruding piece 452 of the second hook 45 engages with the engaging surface 351 in the direction opposite to the protruding direction of the protruding piece 451 (see FIG. 14).
  • the passage port groups 431 to 432 of the cover 4 are used. And the through hole groups 331 to 332 of the front cover 31 face each other.
  • both ends in the longitudinal direction of the cover plate 41 are wall portions. Screwed to both ends of 311 in the longitudinal direction.
  • the wall 311 is provided with two through holes 36 and 36.
  • two bosses 47, 47 project from the inner surface of the cover plate 41.
  • a female screw is formed on the inner peripheral surface of each boss 47.
  • the wall portion 311 and the cover plate 41 are fixed to each other by screws that pass through the through holes 36 and 36 being fastened to the bosses 47 and 47.
  • the cover 4 covers the front cover 31 (part of the circumferential direction of the peripheral wall of the container 3).
  • the first hook 44 and the second hook 45 are located at one end and the other end of the cover 4 in the circumferential direction of the container 3.
  • the first hooks 44, 44,... are inserted into the container 3 through the first engagement holes 34, 34,.
  • the second hooks 45, 45,... are inserted into the housing 3 through the second engagement holes 35, 35,... And engaged with the peripheral edges of the second engagement holes 35, 35,. Attached to the cover 31.
  • the direction of the first hook 44 and the direction of the second hook 45 are different.
  • the projecting piece 442 of each first hook 44 and the opening peripheral edge portion of the first engagement hole 34 are engaged in the thickness direction (front-rear direction) of the wall portion 311 of the front cover 31, and the claw portion 443 of the first hook 44.
  • the convex portion 341 included in the opening peripheral edge portion of the first engagement hole 34 is engaged in a direction along the wall portion 311 (vertical direction). Therefore, unnecessary engagement between the first hook 44 and the opening peripheral edge portion of the first engagement hole 34 is suppressed.
  • the cover 4 moves in the direction opposite to the protruding direction of the protruding piece 442, and further from the first engaging hole 34 and the second engaging hole 35. As long as the first hook 44 and the second hook are not pulled out, there is no possibility that the cover 4 will fall off the front cover 31.
  • the projecting piece 452 of the second hook 45 and the engaging surface 351 of the opening peripheral edge of the second engaging hole 35 are engaged in the thickness direction (front-rear direction) of the wall 311.
  • the protruding piece 451 of the second hook 45 protrudes from the wall portion 312 of the front cover 31 in the thickness direction of the wall portion 311 and does not protrude in a direction orthogonal to the wall portion 312. Therefore, the protrusion amount of the second hook 45 from the wall 312 to the inside of the container 3 can be reduced. Therefore, the second hook 45 protruding inside the housing 3 is prevented from interfering with the speaker unit 23.
  • a hollow hole is formed in the vicinity of the base end portion of each of the first hooks 44, 44,... And the second hooks 45, 45,.
  • the lightening hole is hidden by the net 46 that covers the entire outer surface of the cover 4.
  • the first hooks 44, 44,... Of the cover plate 41 are substantially adjacent to the second hooks 45, 45,. Therefore, when attaching the cover 4 to the front cover 31, by engaging the claw portions 443 of the first hooks 44 with the convex portions 341, the protruding pieces 452 of the second hooks 45 adjacent to the first hooks 44. Can be easily engaged with the engaging surface 351.
  • the display device 2 further includes a rear cabinet 25.
  • the rear cabinet 25 has a rectangular dish shape.
  • the rear cabinet 25 covers the back side of the display unit 21 such that the inner surface of the rear cabinet 25 faces the rear surface of the display unit 21.
  • the rear cabinet 25 also covers the boundary portions between the display unit 21 and the rear covers 32 and 32.
  • the display device 2 further includes two decorative members 26 and 26.
  • One decorative member 26 covers from the upper side of the display unit 21 to the upper parts of the containers 3 and 3.
  • the other decorative member 26 covers from the lower side of the display unit 21 to the lower parts of the containers 3 and 3.
  • the speaker unit 23 is accommodated in the housing 3 (between the front cover 31 and the rear cover 32), the speaker unit 23 can be protected. Further, the engagement between the first hook 44 (and the second hook 45) and the opening peripheral edge of the first engagement hole 34 (and the second engagement hole 35) is unsightly between the cover 4 and the front cover 31. There is no gap. Therefore, the aesthetics of the display device 2 and the television receiver 1 can be improved.
  • the sound output from the speakers 232 and 232 of the speaker unit 23 is transmitted to the front side of the display device 2 through the passage hole groups 331 to 332 and the passage hole groups 431 to 432.
  • the sound output from the speaker unit 23 is transmitted to the rear side of the display device 2 through the passage hole group 321.
  • the cover 4 having the net 46 functions as a speaker net. Since the net 46 covers the passage port groups 431 to 432 and the passage hole groups 331 to 332, the speaker unit 23 can be protected while passing the sound output from the speakers 232 and 232.
  • the display device 2 includes a display unit 21 having a display surface 21a on the front surface, a speaker 232, and a cylindrical enclosure 231 that accommodates the speaker 232, and the axial length direction of the enclosure 231 is
  • the display device 2 including the speaker unit 23 along the periphery of the display unit 21, the display device 2 has a cylindrical shape and is attached to the display unit 21 so that the axial length direction is along the periphery of the display unit 21.
  • the housing 3 to be housed, the cover 4 attached to the circumferential wall so as to cover a part of the circumferential wall (front cover 31) of the circumferential wall of the housing 3, and the circumferential edge of the cover 4 are provided.
  • first hook 44 in one direction, the second hook 45 provided in the other end portion in the circumferential direction of the cover 4, and the direction different from the one direction, and the peripheral wall
  • a first engagement hole 34 and a second engagement hole 35 provided in a portion covered by the one end portion and the other end portion are provided, and the first hook 44 and the second hook 45 are the first engagement. It is inserted into the housing 3 through the hole 34 and the second engagement hole 35, and engages with the opening peripheral portions of the first engagement hole 34 and the second engagement hole 35.
  • the peripheral wall is provided with a passage hole group 331 for passing the sound output from the speaker 232 and the first engagement hole 34, and is adjacent to the display unit 21.
  • a wall portion 311 having a plate shape extending in a direction along the display surface 21a, the passage hole group 332, and the second engagement hole 35 are provided, and the wall is inclined so as to be inclined toward the back side of the display portion 21.
  • the cover 3 has a plate-like wall portion 312 that is continuous to the opposite side of the display portion 21 of the portion 311, and the cover 4 has a passage group 431 through which the sound output from the speaker 232 passes.
  • the mouth group 431 covers the wall portion 311 so as to face the passage hole group 331 provided in the wall portion 311, and the cover plate 41 provided with the first hook 44 and the passage mouth group 432 And the passage group 432 has the wall
  • the covering plate 42 covers the wall 312 so as to face the passage hole group 332 provided on the 312, and covers the covering plate 42 provided with the second hook 45, and the passage opening groups 431, 432. 41 and a net 46 held by the covering plate 42.
  • the opening peripheral edge portion of the first engagement hole 34 on the inner surface side of the wall portion 311 has a convex portion 341 that protrudes in the thickness direction of the wall portion 311.
  • the first hook 44 protrudes from the covering plate 41 in the thickness direction, and protrudes in a direction intersecting the direction along the wall 311 from the tip of the protrusion 441, and is formed on the peripheral edge of the opening.
  • a projecting piece 442 that engages in the thickness direction projects from the projecting piece 442 in a direction opposite to the projecting direction of the projecting piece 441, and engages with the convex portion 341 in a direction opposite to the projecting direction of the projecting piece 442. It has a convex claw portion 443.
  • an opening peripheral portion of the second engagement hole 35 on the inner surface side of the wall portion 312 has an engagement surface 351 along the wall portion 311, and the second hook 45 protrudes from the covering plate 42 in the thickness direction of the wall 311, and protrudes from the tip of the protrusion 451 in the direction along the wall 311.
  • a projecting piece 452 engaged in a direction opposite to the projecting direction of 451.
  • the display device 2 according to the present embodiment is characterized in that the opening amount of the second engagement hole 35 is smaller as it is closer to the engagement surface 351 in the direction along the periphery of the display unit 21.
  • the display device 2 according to the present embodiment and a receiving unit 11 that receives a television broadcast, the display device based on the television broadcast received by the receiving unit 11 2 displays an image.
  • the speaker unit since the speaker unit is accommodated in the cylindrical container, the speaker unit can be protected.
  • the cover covers a part of the circumferential wall of the container in the circumferential direction.
  • the first hook and the second hook are located at one end and the other end of the cover in the circumferential direction of the container.
  • the cover is inserted into the housing through the first engagement hole, the first hook is engaged with the opening peripheral edge of the first engagement hole, and the second hook is inserted into the housing through the second engagement hole.
  • the direction of the first hook is different from the direction of the second hook.
  • a cover having a net functions as a speaker net. Since the net covers the passage opening and the passage hole, the speaker unit can be protected while passing the sound output from the speaker.
  • the other projecting piece of the first hook and the opening peripheral edge of the first engagement hole engage with each other in the thickness direction of the first wall, and the claw portion of the first hook and the first hook
  • the other protruding piece of the second hook and the engaging surface of the opening peripheral edge portion of the second engaging hole are engaged in the thickness direction of the first wall portion.
  • One protruding piece of the second hook protrudes from the second wall portion of the container in the thickness direction of the first wall portion, and does not protrude in a direction orthogonal to the second wall portion of the container. Therefore, the protrusion amount of the second hook from the second wall portion of the container to the inside of the container can be reduced. Accordingly, it is possible to suppress the second hook protruding inside the housing from interfering with the speaker unit.
  • the second hook inserted in the portion where the opening amount of the second engagement hole is large follows the peripheral edge of the display portion toward the portion where the opening amount of the second engagement hole is small. If it moves relatively in the direction, the other projecting piece of the second hook and the engaging surface are engaged with each other. That is, the engagement between the second hook and the peripheral edge of the second engagement hole can be guided by the shape of the second engagement hole.

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)

Abstract

L'invention concerne un dispositif d'affichage et un récepteur de télévision avec lesquels il est possible de protéger une unité de haut-parleur et dont l'aspect esthétique est amélioré. Le dispositif d'affichage, qui équipé d'une partie d'affichage et d'une unité de haut-parleur, est caractérisé en ce que le dispositif d'affichage est pourvu de : un logement cylindrique destiné à loger l'unité de haut-parleur et fixé à la partie d'affichage de telle sorte que la direction de longueur axiale s'étend le long de la périphérie de la partie d'affichage ; un couvercle fixé à une paroi circonférentielle du logement de manière à recouvrir une partie circonférentielle de la paroi circonférentielle ; un premier crochet dans une première direction disposé au niveau d'une extrémité circonférentielle du couvercle ; un second crochet dans une direction différente de la première direction disposé au niveau de l'autre extrémité circonférentielle du couvercle ; et un premier et un second trou de mise en prise disposés dans une partie recouverte par l'extrémité et l'autre extrémité de la paroi circonférentielle, les premier et second crochets étant insérés dans l'intérieur du logement à travers les premier et second trous de mise en prise et venant en prise avec les parties périphériques ouvertes des premier et second trous de mise en prise.
PCT/JP2018/002570 2017-03-03 2018-01-26 Dispositif d'affichage et récepteur de télévision WO2018159174A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017041026A JP6330071B1 (ja) 2017-03-03 2017-03-03 表示装置及びテレビジョン受信機
JP2017-041026 2017-03-03

Publications (1)

Publication Number Publication Date
WO2018159174A1 true WO2018159174A1 (fr) 2018-09-07

Family

ID=62186830

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2018/002570 WO2018159174A1 (fr) 2017-03-03 2018-01-26 Dispositif d'affichage et récepteur de télévision

Country Status (2)

Country Link
JP (1) JP6330071B1 (fr)
WO (1) WO2018159174A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013012869A (ja) * 2011-06-29 2013-01-17 Sony Corp 表示装置
JP2014233034A (ja) * 2013-05-30 2014-12-11 シャープ株式会社 薄型表示装置
JP2015091020A (ja) * 2013-11-06 2015-05-11 シャープ株式会社 薄型表示装置
JP2016066952A (ja) * 2014-09-25 2016-04-28 シャープ株式会社 表示装置、及びテレビジョン受信機

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013012869A (ja) * 2011-06-29 2013-01-17 Sony Corp 表示装置
JP2014233034A (ja) * 2013-05-30 2014-12-11 シャープ株式会社 薄型表示装置
JP2015091020A (ja) * 2013-11-06 2015-05-11 シャープ株式会社 薄型表示装置
JP2016066952A (ja) * 2014-09-25 2016-04-28 シャープ株式会社 表示装置、及びテレビジョン受信機

Also Published As

Publication number Publication date
JP6330071B1 (ja) 2018-05-23
JP2018148372A (ja) 2018-09-20

Similar Documents

Publication Publication Date Title
US8059843B2 (en) Display device with sound module
US20140247959A1 (en) Display apparatus
WO2011040321A1 (fr) Dispositif d'affichage d'images
US20150163574A1 (en) Display apparatus
US20130329927A1 (en) Audio enhancement device
US9134558B2 (en) Thin display device
KR100663648B1 (ko) 모니터장치
US9497867B2 (en) Thin display device
US20200053455A1 (en) In-vehicle audio system
JP5040854B2 (ja) 電子機器
WO2013136639A1 (fr) Dispositif d'affichage mince
JP6330071B1 (ja) 表示装置及びテレビジョン受信機
JP2018148373A (ja) 表示装置及びテレビジョン受信機
KR100732167B1 (ko) 스피커 어셈블리 및 영상기기
JP5824571B2 (ja) 表示装置及びテレビジョン受信機
JP5752312B1 (ja) 表示装置及びテレビジョン受信機
JP6579891B2 (ja) 表示装置およびテレビジョン受信機
CN113796095A (zh) 扬声器设备、扬声器和结构
JP2020053922A (ja) 防水電子機器及びこれを備えたテレビジョン装置
US8879772B2 (en) Speaker device
US7911800B2 (en) Housing for electrical apparatus
JP4912287B2 (ja) 撮像装置
JPH10191486A (ja) スピーカシステム及びそれを用いたディスプレイ装置
JPH11168681A (ja) テレビジョン受像機
JP6671181B2 (ja) 遊技機の枠体

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18761508

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 18761508

Country of ref document: EP

Kind code of ref document: A1