JP2016080938A - Display device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a display device in which there is a sense of unity between a protective panel member and a frame body.SOLUTION: A display panel 10 displays an image. A protective panel member 20 is one through which the image can be seen. A frame body 30 is provided on the outer periphery of the protective panel member 20. The frame body 30 includes a base material 31 made of a translucent material. The display panel 10 is adhered to the protective panel member 20 by a translucent adhesive 15. The frame body 30 includes a light shielding layer 32 formed inside the base material 31. The frame body 30 includes an outer peripheral side surface comprising a plane and a curved surface consecutive from the outer peripheral side surface to the protective panel member 20.SELECTED DRAWING: Figure 2

Description

  The present invention relates to a display device having a frame.

  Conventionally, various display devices including a frame serving as a frame of a display have been proposed. For example, Patent Document 1 discloses the display device. In such a display device, a frame is provided on the outer periphery of the display, and an opening for exposing the screen of the display is formed in the frame.

JP2013-83774A

However, since the display and the frame are structurally separate members, there is a problem that the sense of unity between the display and the frame is poor, and there is room for improvement.
The present invention has been made in view of this problem, and provides a display device having a sense of unity in a frame.

  The present invention is a display device including the display devices 100 and 200 and the frame bodies 30 and 130 provided on the outer periphery of the display devices 100 and 200. The frame bodies 30 and 130 are translucent materials. It has the base materials 31 and 131 which consist of.

  The present invention also provides display panels 10 and 110 for displaying images, protective panel members 20 and 120 for seeing through the images, and frame bodies 30 and 130 provided on the outer periphery of the protective panel members 20 and 120. The frame bodies 30 and 130 have base materials 31 and 131 made of a translucent material.

  In the present invention, the display panels 10 and 110 are bonded to the protective panel members 20 and 120 with translucent adhesives 15 and 115, respectively.

  In the present invention, the frame bodies 30 and 130 include light shielding layers 32 and 132 formed inside the base materials 31 and 131.

  Further, according to the present invention, the frame bodies 30 and 130 have outer peripheral side surfaces that are flat surfaces, and curved surfaces that are continuous from the outer peripheral side surfaces to the protective panel members 20 and 120.

  In the present invention, the frame body 130 has a chamfered portion.

  In addition, the present invention further includes a light emitting element 142 that shines the frame 130.

  By making the base material of the frame a translucent material, the sense of unity of the frame is improved.

The front view which shows 1st embodiment of this invention. Sectional drawing which shows embodiment same as the above. Sectional drawing which shows 2nd embodiment of this invention. Sectional drawing which shows 3rd embodiment of this invention.

  Hereinafter, an embodiment of the present invention will be described with reference to the accompanying drawings. 1 and 2 show a first embodiment. The vehicle display device includes a liquid crystal display panel (display panel) 10, a cover panel (protective panel member) 20, a bezel case (frame body) 30, a circuit board 40, a back cover 50, and a middle case 60.

  The liquid crystal display panel 10 includes a TFT color liquid crystal module, and displays vehicle information such as vehicle speed. The liquid crystal display panel 10 may be of a multi-dot or segment type, and may be a single color display or a full color display. The display panel may be an EL module. The liquid crystal display panel 10 is optically coated with a translucent adhesive 15 and is in close contact with the rear surface of the cover panel 20.

  The translucent adhesive 15 is, for example, a colorless and transparent adhesive and has a thickness of 50 μm to 500 μm. The translucent adhesive 15 is formed so as to cover the window portion 21b. The translucent adhesive 15 has a refractive index equivalent to that of the cover panel 20, and has a refractive index of 1.4 to 1.55, for example. The translucent adhesive 15 is initially liquid and is cured during the manufacturing process. In the liquid state, the translucent adhesive 15 has a viscosity of about 2500 to 5000 mPa · s.

  The translucent adhesive 15 absorbs expansion and contraction due to the difference in linear expansion coefficient between the adhesive surface of the liquid crystal display panel 10 and the cover panel 20, and has a gel-like shape having elasticity and adhesive strength to the extent that peeling does not occur on the adhesive surface. To harden. The translucent adhesive 15 is preferably a UV curable type with high productivity, but may be a hybrid curable type. The translucent adhesive 15 is preferably a silicone adhesive, but may be urethane or acrylic.

  The cover panel 20 is made of a flat inorganic glass and has a rectangular shape when viewed from the front. The cover panel 20 is for protecting the screen of the liquid crystal display panel 10 and for seeing through the image of the liquid crystal display panel 10. The front surface of the cover panel 20 may be provided with a coating or film having functions such as antireflection, antifouling, power failure prevention, and infrared ray cut. The side end surface of the cover panel 20 is covered with the bezel case 30 and is not exposed. A light shielding portion 21 made of a black print layer is formed on the rear surface of the cover panel 20, and the light shielding portion 21 becomes a rectangular window portion 21b for visually recognizing an image of the liquid crystal display panel 10 and a warning display portion. And a circular window portion 21c. The display device 100 includes a liquid crystal display panel 10 and a cover panel 20.

  The bezel case 30 includes a frame-shaped base material 31 made of a translucent resin and a light shielding layer 32 formed inside the base material 31. The light shielding layer 32 of the bezel case 30 is made of a black paint layer. A rib portion 31 b is formed on the base material 31 of the bezel case 30, and the rib portion 31 b covers the side end surface of the cover panel 20. The space inside the bezel case 30 accommodates the liquid crystal display panel 10, the circuit board 50 and the middle case 60. The base material 31 of the bezel case 30 includes a base portion 31a and a rib portion 31b. The outer peripheral side surface of the rib portion 31 b is a curved surface that continues to the cover panel 20. The outer peripheral side surface of the base portion 31a is a flat surface and a curved surface.

  The circuit board 40 is formed by forming a wiring pattern made of copper foil on a base material made of glass epoxy resin, and a light emitting element 41 is mounted thereon. The light emitting element 41 is disposed at a location corresponding to the window portion 21 c of the light shielding portion 21. The back cover 50 is made of a resin such as AES or PP. The back cover 50 is fixed to the base 31 a of the bezel case 30 with screws 51. The middle case 60 is made of an opaque resin (PP or the like), and the circuit board 40 is disposed on the rear surface side of the middle case 60. The middle case 60 has a through hole 61 formed at a location corresponding to the light emitting element 41.

  FIG. 3 shows a second embodiment. The vehicle display device includes a liquid crystal display panel (display panel) 110, a cover panel (protective panel member) 120, a bezel case (frame body) 130, a circuit board 140, a housing 150, and an inner case 160.

  The liquid crystal display panel 110 is composed of a TFT color liquid crystal module, and displays vehicle information such as vehicle speed. The liquid crystal display panel 110 is optically coated with a translucent adhesive 115 and is in close contact with the rear surface of the cover panel 120.

  The cover panel 120 is made of a flat inorganic glass and has a rectangular shape when viewed from the front. The front surface of the cover panel 120 may be provided with a coating or a film having functions such as antireflection, antifouling, power failure prevention, and infrared cut. The side end surface of the cover panel 120 is covered with the bezel case 130 and is not exposed. A light shielding part 121 made of a black print layer is formed on the rear surface of the cover panel 120, and the light shielding part 121 has a rectangular window part 121 b for visually recognizing an image of the liquid crystal display panel 110. The display device 200 includes a liquid crystal display panel 110 and a cover panel 120.

  The bezel case 130 includes a frame-shaped base material 131 made of a translucent resin and a light shielding layer 132 formed inside the base material 131. A rib 131 b is formed on the base 131 of the bezel case 130, and the rib 131 b covers the side end surface of the cover panel 120. The base 131 of the bezel case 130 includes a base 131a, a rib 131b, and a light receiving part 131c. The outer peripheral side surface of the rib portion 131 b is a curved surface that continues to the cover panel 120. The outer peripheral side surface of the base 131a is a flat surface and a curved surface.

  The circuit board 140 is formed by forming a wiring pattern made of copper foil on a base material made of glass epoxy resin, and a light emitting element 142 is mounted thereon. The light emitting element 142 is disposed at a location corresponding to the light receiving portion 131 c of the bezel case 103. The light emitted from the light emitting element 142 mounted on the circuit board 140 is received by the light receiving portion 131c of the bezel case 130 and causes the bezel case 130 to shine. The casing 150 is made of a resin such as AES or PP, and houses the circuit board 140 and the like. The middle case 160 is made of an opaque resin (PP or the like), and the circuit board 140 is disposed on the rear side of the middle case 160.

  As in the first and second embodiments, the base materials 31 and 131 of the bezel cases 30 and 130 provided on the outer periphery of the protective panel members 20 and 120 are made of a translucent material, so that the protective panel members 20 and 120 and the bezel are The sense of unity between the cases 30 and 130 is improved.

  The present invention is not limited to the first and second embodiments, and various modifications are possible. For example, as in the third embodiment shown in FIG. A chamfered portion may be formed.

10 Liquid crystal display panel (display panel)
15 Translucent adhesive 20 Cover panel (protective panel member)
30 Bezel case (frame)
31 Substrate 32 Light-shielding layer 40 Circuit board 60 Middle case 100 Display unit 110 Liquid crystal display panel (display panel)
115 Translucent adhesive 120 Cover panel (protective panel member)
130 Bezel case (frame)
131 Substrate 132 Light-shielding layer 140 Circuit board 160 Middle case 200 Display

Claims (7)

  A display device comprising: a display device; and a frame body provided on an outer periphery of the display device, wherein the frame body includes a base material made of a translucent material.   A display device comprising: a display panel for displaying an image; a protective panel member for seeing through the image; and a frame body provided on an outer periphery of the protective panel member, wherein the frame body is translucent A display device comprising a base material made of a material.   The display device according to claim 2, wherein the display panel is bonded to the protective panel member with a translucent adhesive.   The display device according to claim 1, wherein the frame includes a light shielding layer formed inside the base material.   The display device according to claim 1, wherein the frame body includes an outer peripheral side surface formed of a flat surface and a curved surface continuous from the outer peripheral side surface to the protective panel member.   The display device according to claim 1, wherein the frame has a chamfered portion.   The display device according to claim 1, further comprising a light emitting element that shines the frame.

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