WO2016147936A1 - Dispositif d'affichage et récepteur de télévision - Google Patents

Dispositif d'affichage et récepteur de télévision Download PDF

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Publication number
WO2016147936A1
WO2016147936A1 PCT/JP2016/057023 JP2016057023W WO2016147936A1 WO 2016147936 A1 WO2016147936 A1 WO 2016147936A1 JP 2016057023 W JP2016057023 W JP 2016057023W WO 2016147936 A1 WO2016147936 A1 WO 2016147936A1
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WIPO (PCT)
Prior art keywords
holder
display device
substrate
holding body
display panel
Prior art date
Application number
PCT/JP2016/057023
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English (en)
Japanese (ja)
Inventor
剛 尾関
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 WO2016147936A1 publication Critical patent/WO2016147936A1/fr

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    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • 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 for displaying an image and a television receiver.
  • a display board such as a liquid crystal panel is connected to a drive board equipped with a drive circuit that controls each element constituting the screen.
  • a structure in which the drive substrate is fixed to the back side of the display device is employed.
  • the edge of the display panel and the drive board are connected via a flexible printed board having flexibility, the flexible printed board is bent, and the drive board is arranged at a predetermined position.
  • the flexible printed circuit board is described as FPC (Flexible Printed Circuits).
  • Patent Document In order to avoid displacement and damage of the drive substrate and the FPC due to vibration during transportation, etc., a structure is disclosed in which the drive substrate is fixed using a wire holder provided on the back side of the housing of the display device (Patent Document). 1).
  • the wire-shaped wire holder that holds the circuit board on the back surface of the display device is a separate part from the housing, and is attached to the housing by bonding or screwing. Assembling work and cost are required for the work of attaching the wire holder. Further, since a plurality of wire holders are used to fix one drive board, the number of parts increases.
  • the object of the present invention is to provide a display device and a television receiver which have a small number of parts and can be easily assembled.
  • a display device is provided in a display panel that displays an image, a holding body that covers a back surface of the display panel, a holder that is disposed between the display panel and the holding body, and the holder. And a substrate holding part penetrating through a hole provided in the holding body, and a substrate connected to the display panel and disposed between the back surface of the holding body and the substrate holding part. It is characterized by.
  • the display device according to the present invention is characterized in that the substrate holding part is a saddle type.
  • the display device includes a projecting portion that is provided in the holder, penetrates the hole, and has a shorter length projecting from the holding body than the substrate holding portion, and the substrate includes the projecting portion. And the substrate holding part.
  • the display device according to the present invention is provided in the holder, and includes a claw that engages with a hole provided in the holding body.
  • the display device includes a backlight that illuminates the display panel from the back side, and the holder is disposed between the backlight and the holding body.
  • a television receiver includes the display device according to any one of the above and a receiving unit that receives a television broadcast, and based on the television broadcast received by the receiving unit, An image is displayed on the display device.
  • FIG. 6 is a partially enlarged view of a holder according to Embodiment 2.
  • FIG. 6 is a partially enlarged view of a holder according to Embodiment 2.
  • FIG. 10 is a partial cross-sectional view of the display device according to the second embodiment. 10 is a partial enlarged view of a holder according to Embodiment 3.
  • FIG. 10 is a partial enlarged view of a state in which a drive substrate according to Embodiment 3 is fixed.
  • 7 is a partial cross-sectional view of a display device according to Embodiment 3.
  • FIG. It is the elements on larger scale of the holder of Embodiment 4.
  • FIG. It is the elements on larger scale of the state which combined the holder and holding body of Embodiment 4.
  • FIG. It is the elements on larger scale of the state where the drive substrate of Embodiment 4 was fixed.
  • FIG. 1 is a perspective view showing the overall appearance of the display device 10.
  • the display device 10 includes a display panel 20, a front frame 12, and legs 13.
  • each component constituting the display device 10 the orientation in a state where each component is assembled to the display device 10 is used.
  • the input board 14 provided in the housing of the display device 10 is a board on which an interface for receiving an input of a video signal from the outside is mounted.
  • the display panel 20 is a liquid crystal panel, for example, and displays video based on the video signal input from the input board 14. In the present embodiment, a rectangular display panel 20 that is longer in the left-right direction than in the up-down direction is used.
  • the front frame 12 is a rectangular frame having a substantially L-shaped cross section that covers the periphery of the display panel 20.
  • the legs 13 stand the display device 10 on a flat surface such as a floor surface or a top surface of a desk.
  • FIG. 2 is an exploded perspective view of the main part of the display device 10.
  • FIG. 2 is a view of the display device 10 as viewed from the right front. The outline of the structure of the main part of the display device 10 will be described with reference to FIG.
  • the main part of the display device 10 includes a front frame 12, a display panel 20, an optical sheet 15, a light guide plate 16, a holder 30, an LED (Light Emitting Diode) substrate 17, a heat radiating plate 40 and a holder 50 in order from the front side.
  • a front frame 12 a display panel 20, an optical sheet 15, a light guide plate 16, a holder 30, an LED (Light Emitting Diode) substrate 17, a heat radiating plate 40 and a holder 50 in order from the front side.
  • a driving substrate 22 is connected to the lower side of the display panel 20 via an FPC 21.
  • a drive circuit that controls lighting and extinction of each pixel constituting the display panel 20 is mounted on the drive substrate 22. Details of the shape of the drive substrate 22 will be described later.
  • the FPC 21 is a rectangular wiring board in which a polyimide sheet and a copper foil are laminated. A circuit pattern (not shown) is formed on the copper foil by etching or the like. The copper foil is a single layer or multiple layers. The FPC 21 has flexibility. The drive circuit and each pixel of the display panel 20 are connected by the circuit pattern of the FPC 21. Details of the shape of the FPC 21 will be described later.
  • the optical sheet 15 is a resin sheet that diffuses and converges light.
  • the optical sheet 15 is a laminate of a plurality of sheets such as a diffusion sheet and a prism sheet.
  • the light guide plate 16 is, for example, a highly transparent rectangular acrylic plate.
  • the wide surface of the light guide plate 16 has substantially the same shape and dimensions as the wide surface of the display panel 20.
  • a reflection sheet (not shown) is provided on the wide surface of the light guide plate 16 opposite to the display panel 20.
  • the LED board 17 is a long board-shaped circuit board having substantially the same length as the long side of the light guide plate 16. A plurality of white LEDs are mounted on one wide surface of the LED substrate 17.
  • the heat sink 40 is a metal plate having high thermal conductivity such as aluminum or copper.
  • the left-right direction of the heat sink 40 is substantially the same length as the long side of the light guide plate 16.
  • the vertical direction of the heat sink 40 is about a quarter of the vertical direction of the light guide plate 16.
  • the holding body 50 is a box-shaped housing having an opening on one side and a rectangular bottom.
  • the holding body 50 has an opening disposed on the front side and a bottom disposed on the rear side.
  • the holding body 50 is manufactured by pressing an iron plate.
  • the holder 30 will be described later.
  • FIG. 3 is a partially enlarged view of an exploded perspective view seen from the back side of the display device 10.
  • FIG. 4 is a perspective view of the holder 30.
  • FIG. 5 is a partially enlarged view of the holder 30. 3 to 5 are views seen from the right rear.
  • FIG. 3 is a view of the lower right corner of the holder 30, the heat dissipation plate 40 and the holding body 50.
  • FIG. 4 is an overall view of the holder 30.
  • FIG. 5 is an enlarged view of the vicinity of the ridge 35. The structure of the main part of the display device 10 will be described with reference to FIGS.
  • the heat radiating plate 40 bends forward in the vicinity of the lower side and forms a plate having an L-shaped cross section as a whole.
  • the portion toward the front of the heat radiating plate 40 has substantially the same shape as the wide surface of the LED substrate 17.
  • the heat radiating plate 40 is manufactured by performing additional processing such as drilling after cutting the extruded material. The holes provided in the heat sink 40 will be described later.
  • the holder 30 is a substantially long plate-shaped member made of resin.
  • the holder 30 is manufactured by injection molding. Twelve holder claws 31 and two hooks 35 protrude from the holder 30 toward the rear side.
  • the holder claw 31 is a rectangular plate-shaped claw having a triangular prism-shaped retaining member 311 on the upper surface.
  • a rectangular holding plate 32 perpendicular to the holder claw 31 is provided below the holder claw 31. The length of protrusion of the holding plate 32 is shorter than the length from the root of the holder claw 31 to the stopper 311.
  • ⁇ 35 is an L-shaped projection having a rectangular vertical plate 352 provided downward from the tip of the rectangular horizontal plate 351.
  • the protruding length of the collar 35 from the rear surface of the holder 30 toward the rear side is longer than the protruding length of the holder claw 31 from the rear surface of the holder 30 toward the rear side.
  • the collar 35 is an example of the substrate holding part of the present embodiment.
  • the heat radiating plate 40 is provided with a rectangular claw insertion hole 41 at a location corresponding to the holder claw 31.
  • the claw insertion hole 41 is a through-hole having a shape and a dimension through which the holder claw 31 can be inserted.
  • the heat radiating plate 40 is provided with a rectangular scissors insertion hole 45 at a location corresponding to the scissors 35.
  • the eaves insertion hole 45 is a through hole having a shape and a dimension into which the eaves 35 can be inserted.
  • the holding body 50 is provided with a rectangular claw fixing hole 51 at a location corresponding to the holder claw 31.
  • the claw fixing hole 51 is a through-hole having a shape and a dimension through which the holder claw 31 can be inserted, and the retaining 311 of the inserted holder claw 31 is fixed by being caught on the edge.
  • the holder 50 is provided with a rectangular hole 55 at a location corresponding to the flange 35.
  • the eaves hole 55 is a through-hole having a shape and a dimension through which the eaves 35 can be inserted.
  • the front frame 12 is fixed to the opening of the holding body 50 by fitting a plurality of claw portions (not shown) provided around the opening of the holding body 50 into the hole 121 provided in the front frame 12. Between the holding body 50 and the front frame 12, the liquid crystal panel 11, the optical sheet 15, the light guide plate 16, the reflection sheet (not shown), the holder 30, and the heat dissipation plate 40 are held in order from the front side.
  • the wide surface of the LED substrate 17 opposite to the surface on which the LED is mounted is in contact with the upper surface of the portion toward the front of the heat sink 40.
  • the surface of the LED substrate 17 on which the LED is mounted faces the side surface on the long side of the light guide plate 16.
  • a drive circuit mounted on the drive substrate 22 Based on the video signal input from the input substrate 14, a drive circuit mounted on the drive substrate 22 outputs a signal for controlling each pixel constituting the display panel 20.
  • the signal is transmitted to each pixel constituting the display panel 20 via the FPC 21, and each pixel transmits and shields light irradiated from the back surface of the display panel 20.
  • the light emitted from the white LED mounted on the LED substrate 17 is incident on the side surface of the light guide plate 16.
  • the incident light becomes planar light and is emitted from the front surface of the light guide plate 16 by the action of the light guide plate 16 and a reflection sheet (not shown).
  • the planar light is transmitted from the back surface of the display panel 20 to the front side. Thereby, the user can visually recognize the image displayed on the display panel 20.
  • the heat generated in the LED board 17 is transferred from the contacted portion to the heat radiating plate 40 and diffused throughout the heat radiating plate 40, whereby heat is radiated.
  • the holder 30 holds the light guide plate 16 so as not to contact the heat radiating plate 40.
  • the holder 30 reduces heat conduction from the heat radiating plate 40 to the light guide plate 16. With this structure, it is possible to reduce luminance unevenness of an image due to thermal expansion of the light guide plate 16.
  • FIG. 6 is a partially enlarged view of the state in which the holder 30 and the holding body 50 are combined.
  • the heat radiating plate 40 existing between the holder 30 and the holding body 50 is hidden by the holding body 50 and cannot be seen.
  • An insulating sheet 52 is provided on a portion of the rear surface of the holding body 50 below the line connecting the upper edges of the hole 55.
  • the insulating sheet 52 is a film made of polyimide, for example, and is affixed to the holding body 50 with a double-sided tape.
  • a retaining 311 protrudes from the nail fixing hole 51.
  • the base side of the retainer 311 is caught on the upper edge of the claw fixing hole 51 to prevent the holding body 50 from moving rearward.
  • the tip of the holding plate 32 is in contact with the front surface of the holding body 50 to prevent the holding body 50 from moving forward.
  • the ridge 35 protrudes from the pit hole 55.
  • the vertical plate portion 352 and the insulating sheet 52 are parallel.
  • the distance between the front surface of the vertical plate portion 352 and the rear surface of the insulating sheet 52 is larger than the thickness of the drive substrate 22.
  • FIG. 7 is a partially enlarged view of the state where the drive substrate 22 is fixed.
  • 7 is an enlarged view of the state in which the display panel 20, the optical sheet 15, the light guide plate 16, the holder 30, the LED substrate 17, and the heat radiating plate 40 are fixed between the front frame 12 and the holding body 50, as viewed from the rear side. is there.
  • the FPC 21 provided on the lower side of the display panel 20 is bent rearward, and the drive substrate 22 is sandwiched between the vertical plate portion 352 and the holding body 50.
  • FIG. 8 is a partial cross-sectional view of the display device 10.
  • FIG. 8 is a cross-sectional view of the display device 10 cut along a vertical cross section passing through the flange 35.
  • spacers used for alignment between components are also shown, but the description thereof is omitted.
  • the FPC 21 is connected to the lower side of the display panel 20.
  • the FPC 21 is bent in a U shape.
  • the drive board 22 connected to the FPC 21 is disposed between the rear surface of the holding body 50 and the vertical plate portion 352.
  • the insulating sheet 52 prevents the drive circuit mounted on the drive substrate 22 from being short-circuited when the drive substrate 22 and the holding body 50 come into contact with each other.
  • FIG. 9 is a rear view of the display device 10.
  • Two drive substrates 22 are disposed below the display device 10.
  • the drive substrate 22 is a long plate-like substrate having a length that is approximately one half of the long side of the display panel 20.
  • Two drive substrates 22 are arranged in a line along the long side of the display panel 20.
  • Twelve FPCs 21 are arranged in a row along the long side of the display panel 20 with respect to one drive substrate 22.
  • the drive substrate 22 Since the drive substrate 22 is connected to the lower side of the display panel 20 by the FPC 21 over almost the entire length, it does not move in the left-right direction.
  • the drive board 22 is supported by the front frame 12 via the FPC 21, and does not move downward.
  • the upper side of the drive substrate 22 is not moved backward by the flange 35. Therefore, since the drive board 22 is held at the predetermined position shown in FIGS. 7 to 9, the drive board 22 and the FPC 21 can be prevented from being damaged due to vibration during transportation.
  • the holder 30 that holds the light guide plate 16 so as not to come into contact with the heat radiating plate 40 also serves as a holding member of the drive substrate 22. Therefore, it is possible to provide the display device 10 with a small number of parts and easy assembly.
  • the shape of the vertical plate portion 352 is not limited to a rectangular plate. For example, a semicircular plate or a hexagonal plate with a lower corner cut out may be used. Instead of providing the vertical plate portion 352, an adhesive material may be provided on the rear surface of the horizontal plate portion 351 instead. By doing in this way, the plate-shaped board
  • two rails that can insert the edge of the drive substrate 22 may be provided on the lower surface of the horizontal plate portion 351 instead.
  • the holder 30 may be divided into two or more in the left-right direction.
  • the number of holder claws 31 is not limited to twelve.
  • the number of holder claws 31 can be appropriately selected according to the length of the holder 30 and the required fixing strength.
  • the number of ridges 35 is not limited to two. According to the length of the drive substrate 22, the number of the ridges 35 can be selected as appropriate.
  • the display panel 20 may have a shape such as a rectangle, a square, or a triangle that is longer in the vertical direction than in the horizontal direction. Further, the display panel 20 may be concave or convex.
  • the drive substrate 22 may be disposed along a plurality of sides of the display panel 20. In such a case, the collar 35 is arranged in accordance with the arrangement of each driving substrate 22.
  • Further exterior parts may be provided on the back side of the holding body 50.
  • the FPC 21 and the drive substrate 22 are not exposed on the back surface, and the display device 10 with a clean appearance can be realized.
  • a so-called flat cable in which a number of cables arranged in parallel are fused in the length direction may be used.
  • the drive board 22 may be an SOF (System On Film) (registered trademark) board in which electronic components constituting a drive circuit are mounted on the FPC 21.
  • SOF System On Film
  • the drive board 22 and the FPC 21 can be integrated to further reduce the number of parts.
  • the drive board 22 can be stably held by the flange 35 when a resin reinforcing plate is attached to the back surface of the portion where the circuit components are mounted.
  • the display device 10 can be used for various purposes such as for computers, game machines, and digital signage.
  • the display device 10 may be provided with a speaker (not shown). Further, an audio signal output terminal may be provided to output an audio signal to an external speaker.
  • a television receiver having an antenna terminal for connecting a television broadcast antenna and a tuner circuit for receiving a television broadcast radio wave is mounted on the input board 14. .
  • a predetermined process is performed on the broadcast signal received by the television receiver, and the broadcast signal is separated into a video signal and an audio signal.
  • An image is displayed on the display panel 20 based on the image signal.
  • the audio signal is output from an external speaker via a speaker or an audio output terminal (not shown).
  • an antenna for receiving a television broadcast may be mounted on the input board 14 instead of the antenna terminal.
  • FIG. 10 is a partially enlarged view of the holder 30 according to the second embodiment.
  • the structure of the holder 30 according to the present embodiment will be described with reference to FIG. Note that description of portions common to the first embodiment is omitted.
  • the holder 30 of the present embodiment has a holder claw 31, a holding plate 32, and an L-shaped flange 35 protruding rearward.
  • a substrate holder 36 is provided on the left side of the collar 35.
  • the substrate retainer 36 is a rectangular vertical plate and protrudes behind the holder 30.
  • the protruding length of the substrate holder 36 is shorter than the length from the root of the flange 35 to the front surface of the vertical plate portion 352.
  • FIG. 11 is a partial cross-sectional view of the display device 10 according to the second embodiment.
  • FIG. 11 is a cross-sectional view of the display device 10 cut along a vertical cross section passing through the flange 35.
  • the drive substrate 22 is held between the front surface of the flange 35 and the rear surface of the substrate holder 36, and does not contact the holding body 50.
  • the insulating sheet 52 that prevents contact between the drive substrate 22 and the holding body 50 is not necessary. Therefore, the number of parts can be further reduced.
  • the shape of the substrate holder 36 is not limited to a vertical plate.
  • the shape may be a horizontal plate, a cylinder, a rectangular parallelepiped, or the like.
  • suppressing 36 may be provided in the right and left of the collar 35.
  • the substrate holder 36 may be provided at a position away from the flange 35.
  • the insulating sheet 52 may be attached to the holding body 50 as in the first embodiment.
  • the display device 10 when used in a place with vibration, such as the in-vehicle display device 10, the display device 10 that can reliably prevent a short circuit between the holding body 50 and the drive substrate 22 can be realized.
  • FIG. 12 is a partially enlarged view of the holder 30 according to the third embodiment.
  • the structure of the holder 30 according to the present embodiment will be described with reference to FIG. Note that description of portions common to the second embodiment is omitted.
  • a holding plate 32, an L-shaped ridge 35, and a board holding plate 36 protrude rearward.
  • the protruding length of the substrate holder 36 is shorter than the length from the root of the flange 35 to the front surface of the vertical plate portion 352.
  • the horizontal plate portion 351 is provided with a triangular prism-shaped retaining member 311 having a bottom surface in the left-right direction.
  • the front surface of the retaining member 311 is perpendicular to the upper surface of the horizontal plate portion 351.
  • the length of protrusion of the holding plate 32 is shorter than the length from the rear surface of the holder 30 to the front surface of the retainer 311.
  • FIG. 13 is a partially enlarged view showing a state in which the drive substrate 22 of the third embodiment is fixed.
  • FIG. 14 is a partial cross-sectional view of the display device 10 according to the third embodiment.
  • the holding body 50 of the present embodiment is provided with a rectangular pothole 55.
  • a flange 35 protrudes from the flange hole 55.
  • the base side of the retainer 311 is caught by the upper edge of the pit hole 55 to prevent the holding body 50 from moving rearward.
  • FIG. 13 it is hidden behind the holding body 50 and cannot be seen, but the front end of the holding plate 32 comes into contact with the front surface of the holding body 50 to prevent the holding body 50 from moving forward.
  • the holder 30 and the holding body 50 are fixed with the heat sink 40 interposed therebetween.
  • the FPC 21 provided on the lower side of the display panel 20 is bent rearward, and the drive substrate 22 is held between the vertical plate portion 352 and the substrate retainer 36. Since the rear surface of the substrate holder 36 and the rear surface of the holder 50 are separated from each other, the drive substrate 22 does not contact the holder 50.
  • the pit hole 55 is also used for fixing the retainer 311, the structure of the holding body 50 can be simplified.
  • holder claw 31 and the claw fixing hole 51 shown in the first embodiment may be provided in addition to the retainer 311 provided on the flange 35. If it does in this way, fixation with holder 30 and holder 50 can be strengthened.
  • FIG. 15 is a partially enlarged view of the holder 30 according to the fourth embodiment.
  • the structure of the holder 30 according to the present embodiment will be described with reference to FIG. Note that description of portions common to Embodiment 3 is omitted.
  • the holder 30 has a holder claw 31 and an L-shaped flange 35 protruding rearward.
  • a rectangular parallelepiped holding portion 33 is provided on the upper surface of the horizontal plate portion 351.
  • the holder claw 31 is a rectangular plate-shaped claw having a triangular prism-shaped retaining member 311.
  • the holder claw 31 is disposed on the left and right of the flange 35 with the retaining 311 on the outside.
  • the rear side surface of the holding portion 33 is in front of the retainer 311.
  • the protruding length of the collar 35 is longer than the protruding length of the holder claw 31.
  • FIG. 16 is a partially enlarged view of the state in which the holder 30 and the holding body 50 according to the fourth embodiment are combined.
  • the heat radiating plate 40 existing between the holder 30 and the holding body 50 is hidden by the holding body 50 and cannot be seen.
  • the collar 35 and the holder claw 31 protrude from the rectangular collar hole 55.
  • the retaining member 311 is caught on the left and right edges of the hole 55 to prevent the holding body 50 from moving rearward.
  • it is hidden behind the holding body 50 and cannot be seen, but the rear surface of the holding portion 33 is in contact with the front surface of the holding body 50 to prevent the holding body 50 from moving forward.
  • the holder 30 and the holding body 50 are fixed with the heat sink 40 interposed therebetween.
  • FIG. 17 is a partially enlarged view showing a state in which the drive substrate 22 of the fourth embodiment is fixed.
  • the FPC 21 provided on the lower side of the display panel 20 is bent rearward, and the drive substrate 22 is held between the vertical plate portion 352 and the tip of the holder claw 31. Since the tip of the holder claw 31 and the rear surface of the holding body 50 are separated, the drive substrate 22 does not contact the holding body 50.
  • the flange 35 the function of preventing contact between the drive substrate 22 and the holding body 50. Therefore, the holding and insulation of the drive substrate 22 can be concentrated in a small place, which is advantageous for downsizing the display device 10.
  • the display device 10 is arranged between the display panel 20 that displays an image, the holding body 50 that covers the back surface of the display panel 20, and the display panel 20 and the holding body 50.
  • a substrate 22 disposed between the substrate holding portion 35 and the substrate holding portion 35.
  • the display device 10 can be provided with a small number of components and easy assembly.
  • the display device 10 according to the present invention is characterized in that the substrate holder 35 is a bowl-shaped.
  • the substrate holding portion 35 is a bowl shape, the substrate 22 can be easily placed between the back surface of the holding body 50 and the substrate holding portion 35.
  • the display device 10 includes a protruding portion 36 that is provided in the holder 30 and penetrates the hole 55 and protrudes from the holding body 50 in comparison with the substrate holding portion 35.
  • the substrate 22 is disposed between the protruding portion 36 and the substrate holding portion 35.
  • the display device 10 can be provided with fewer parts and easy assembly.
  • the display device 10 according to the present invention is provided in the holder 30 and includes a claw 311 that engages with holes 51 and 55 provided in the holding body 50.
  • the holder 30 and the holding body 50 are fixed by fitting the holes 51 and 55 and the claw 311, the holder 30 and the holding body 50 can be fixed by simply pressing them together. can do.
  • the display device 10 includes a backlight that illuminates the display panel 20 from the back side, and the holder 30 is disposed between the backlight and the holding body 50.
  • the display device 10 can be provided with a small number of parts and easy assembly.
  • a television receiver includes the display device 10 according to any one of the above and a receiving unit 14 that receives a television broadcast, and is based on the television broadcast received by the receiving unit 14. Thus, an image is displayed on the display device 10.
  • the present invention it is possible to provide a television receiver using the display device 10 that has a small number of parts and is easy to assemble.

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

L'invention a pour objet de proposer un dispositif d'affichage et un récepteur de télévision, chacun d'entre eux étant de petite taille de par sa constitution en nombre de composants utilisés dans chacun d'entre eux et est facilement assemblé. À cet effet, l'invention concerne un dispositif d'affichage qui comporte : un panneau d'affichage qui affiche des images : un corps de maintien qui recouvre la surface arrière du panneau d'affichage; un élément de support qui est disposé entre le panneau d'affichage et le corps de maintien; une partie de maintien de substrat qui est disposée sur l'élément de support et passe à travers un trou qui est ménagé dans le corps de maintien; et un substrat qui est relié au panneau d'affichage et est disposé entre la surface arrière du corps de maintien et la partie de maintien de substrat.
PCT/JP2016/057023 2015-03-13 2016-03-07 Dispositif d'affichage et récepteur de télévision WO2016147936A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015051129 2015-03-13
JP2015-051129 2015-03-13

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WO2016147936A1 true WO2016147936A1 (fr) 2016-09-22

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JP2019144398A (ja) * 2018-02-20 2019-08-29 シャープ株式会社 表示装置及びテレビジョン受像機

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JP2000347212A (ja) * 1999-03-29 2000-12-15 Seiko Epson Corp 液晶表示装置、平面型表示装置及びこれを備えた電子機器
WO2010113362A1 (fr) * 2009-03-31 2010-10-07 シャープ株式会社 Dispositif d'éclairage, dispositif d'affichage et récepteur de télévision
JP2012234998A (ja) * 2011-05-06 2012-11-29 Funai Electric Co Ltd 機器基板取付け構造
JP2013164575A (ja) * 2012-01-13 2013-08-22 Sharp Corp 表示装置およびテレビジョン受像機
JP2014126630A (ja) * 2012-12-26 2014-07-07 Mitsubishi Electric Corp 表示装置およびその製造方法

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JP2000347212A (ja) * 1999-03-29 2000-12-15 Seiko Epson Corp 液晶表示装置、平面型表示装置及びこれを備えた電子機器
WO2010113362A1 (fr) * 2009-03-31 2010-10-07 シャープ株式会社 Dispositif d'éclairage, dispositif d'affichage et récepteur de télévision
JP2012234998A (ja) * 2011-05-06 2012-11-29 Funai Electric Co Ltd 機器基板取付け構造
JP2013164575A (ja) * 2012-01-13 2013-08-22 Sharp Corp 表示装置およびテレビジョン受像機
JP2014126630A (ja) * 2012-12-26 2014-07-07 Mitsubishi Electric Corp 表示装置およびその製造方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019144398A (ja) * 2018-02-20 2019-08-29 シャープ株式会社 表示装置及びテレビジョン受像機
JP7079112B2 (ja) 2018-02-20 2022-06-01 シャープ株式会社 表示装置及びテレビジョン受像機

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