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WO2023008600A1 - Dispositif d'affichage - Google Patents

Dispositif d'affichage Download PDF

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Publication number
WO2023008600A1
WO2023008600A1 PCT/KR2021/009772 KR2021009772W WO2023008600A1 WO 2023008600 A1 WO2023008600 A1 WO 2023008600A1 KR 2021009772 W KR2021009772 W KR 2021009772W WO 2023008600 A1 WO2023008600 A1 WO 2023008600A1
Authority
WO
WIPO (PCT)
Prior art keywords
guide frame
cover
slider
coupled
display device
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/KR2021/009772
Other languages
English (en)
Korean (ko)
Inventor
표종길
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
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 LG Electronics Inc filed Critical LG Electronics Inc
Priority to PCT/KR2021/009772 priority Critical patent/WO2023008600A1/fr
Publication of WO2023008600A1 publication Critical patent/WO2023008600A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • 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
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements

Definitions

  • the present disclosure relates to a display device.
  • Display As the information society develops, the demand for display devices is also increasing in various forms. Display), OLED (Organic Light Emitting Diode), and other display devices have been studied and used.
  • OLED Organic Light Emitting Diode
  • the LCD panel includes a TFT substrate and a color substrate facing each other with a liquid crystal layer interposed therebetween, and can display an image using light provided from a backlight unit.
  • the OLED panel can display an image by depositing an organic material layer capable of self-emitting light on a substrate on which a transparent electrode is formed.
  • the present disclosure aims to solve the foregoing and other problems.
  • Another object may be to provide a structure of a frame forming a skeleton of a display device.
  • Another object may be to provide a cover that opens and closes the front surface of the display panel.
  • Another object may be to provide a display device that can minimize bending or deformation of a guide frame that guides the movement of the cover.
  • Another object may be to provide a display device capable of reducing friction or noise of a slider with respect to a rail of a guide frame.
  • Another object may be to provide a display device capable of improving the operability of the cover.
  • Another object may be to provide a structure capable of minimizing an increase in the thickness of the display device due to a lift assembly for moving the cover.
  • a display panel a module cover coupled to the display panel at the rear of the display panel; a first guide frame coupled to the module cover at the rear of the module cover, adjacent to one side of the module cover, and extending along the one side; a second guide frame coupled to the module cover at the rear of the module cover, adjacent to the other side of the module cover facing the one side, and extending along the other side; a cover located in front of the display panel and movably coupled to the first guide frame and the second guide frame; And, located behind the module cover, it provides a display device including a lift assembly for moving the cover along the first guide frame and the second guide frame.
  • a structure of a frame forming a skeleton of a display device may be provided.
  • a cover that opens and closes the front surface of the display panel may be provided.
  • a display device capable of minimizing bending or deformation of a guide frame for guiding movement of a cover may be provided.
  • a display device capable of reducing friction or noise of a slider with respect to a rail of a guide frame.
  • a display device capable of improving the operability of a cover may be provided.
  • a structure capable of minimizing an increase in the thickness of a display device by a lift assembly for moving a cover may be provided.
  • 1 to 25 are diagrams illustrating examples of display devices according to embodiments of the present disclosure.
  • a display device 1 may include a display panel 11 .
  • the display panel 11 can display images.
  • the display device 1 has a first long side (LS1), a second long side (LS2) opposite to the first long side (LS1), a first long side (LS1) and a second long side (LS2)
  • a first short side (SS1) adjacent to and a second short side (SS2) opposite to the first short side (SS1) may be included.
  • the lengths of the first and second long sides LS1 and LS2 are shown and described as being longer than the lengths of the first and second short sides SS1 and SS2, but the first and second long sides It may also be possible if the lengths of (LS1 and LS2) are substantially equal to the lengths of the first and second short sides SS1 and SS2.
  • a direction parallel to the long side (LS1, LS2) of the display device 1 may be referred to as a first direction or a vertical direction.
  • a direction parallel to the short side (SS1, SS2) of the display device 1 may be referred to as a second direction or a left-right direction.
  • a direction perpendicular to the long sides LS1 and LS2 and the short sides SS1 and SS2 of the display device 1 may be referred to as a third direction or a front-back direction.
  • the side of the first short side SS1 may be referred to as the upper side (U, y).
  • the side of the second short side SS2 may be referred to as the lower side D.
  • the side of the first long side LS1 may be referred to as the left side Le, x.
  • the side of the second long side LS2 may be referred to as the right side Ri.
  • the first long side LS1 , the second long side LS2 , the first short side SS1 , and the second short side SS2 may be referred to as edges of the display device 1 . Also, a point where the first long side LS1 , the second long side LS2 , the first short side SS1 , and the second short side SS2 meet each other may be referred to as a corner.
  • first corner C1 a point where the first short side SS1 and the first long side LS1 meet may be referred to as a first corner C1.
  • first long side LS1 and the second short side SS2 meet may be referred to as a second corner C2.
  • second corner C2 and the second long side LS2 meet may be referred to as a third corner C3.
  • a point where the second long side LS2 and the first short side SS1 meet may be referred to as a fourth corner C4.
  • the frame 20 may form a skeleton of the display device 1 .
  • the frame 20 may include an outer frame 21 , a lower frame 22 , an upper frame 23 , a guide frame 24 , and a bar 25 .
  • the frame 20 may be left and right symmetrical with respect to a reference line (VV', see FIG. 12) extending vertically and passing through the center of the display device.
  • the frame 20 may include a metal material such as aluminum (Al).
  • the outer frame 21 may form a circumference of the frame 20 .
  • the first outer frame 21a may form an upper side of the outer frame 21 and may extend long in the left and right directions.
  • the second outer frame 21b may form a lower side of the outer frame 21 and may extend long in the left and right directions.
  • the third outer frame 21c may form a left side of the outer frame 21 and may extend long in the vertical direction.
  • the fourth outer frame 21d may form the right side of the outer frame 21 and may extend long in the vertical direction.
  • first corner C1 may be formed at a point where the first outer frame 21a and the third outer frame 21c meet.
  • the second corner C2 (see FIG. 1 ) may be formed at a point where the third outer frame 21c and the second outer frame 21b meet.
  • the third corner C3 (refer to FIG. 1 ) may be formed at a point where the second outer frame 21b and the fourth outer frame 21d meet.
  • the fourth corner C4 (refer to FIG. 1 ) may be formed at a point where the fourth outer frame 21d and the first outer frame 21a meet.
  • the lower frame 22 may extend in the left and right directions between the third outer frame 21c and the fourth outer frame 21d, and may be coupled to the third outer frame 21c and the fourth outer frame 21d, or can be fixed
  • the lower frame 22 may be disposed closer to the second outer frame 21b than to the first outer frame 21a.
  • the upper frame 23 may be located above the lower frame 22 .
  • Upper frame 23 may be located in front of the guide frame 24 and the bar (25, bar) to be described later.
  • the upper frame 23 may be extended in the left and right directions between the third outer frame 21c and the fourth outer frame 21d, and the third outer frame 21c and the fourth outer frame 21d ) can be bonded to or fixed.
  • the upper frame 23 may extend in the left and right directions between the first guide frame 24a and the second guide frame 24b, which will be described later, and the first guide frame 24a and the second guide. It may be coupled to or fixed to the frame 24b.
  • the upper frame 23 may be referred to as a center frame.
  • the guide frame 24 may extend long in the vertical direction between the first outer frame 21a and the lower frame 22 .
  • the first guide frame 24a may be coupled or fixed to the third outer frame 21c at the right side of the third outer frame 21c, and the upper end of the first guide frame 24a is the first outer frame 21a. can be attached to or fixed to.
  • the lower end of the first guide frame 24a may be coupled to or fixed to the lower frame 22 .
  • the second guide frame 24b may be coupled or fixed to the fourth outer frame 21d at the left side of the fourth outer frame 21d, and the upper end of the second guide frame 24b is the first outer frame 21a. can be attached to or fixed to.
  • the lower end of the second guide frame 24b may be coupled to or fixed to the lower frame 22 .
  • the bar 25 may extend vertically between the first outer frame 21a and the lower frame 22, and may be coupled to or fixed to the first outer frame 21a and the lower frame 22.
  • the bar 25 may include a first bar 25a and a second bar 25b spaced apart from each other in the left and right directions.
  • the bar 25 may be provided as one and disposed in the center of the frame 20, or may be provided as three or more and spaced apart from each other in the left and right directions.
  • the bar 25 may be located at or adjacent to a reference line (VV', see FIG. 12) extending vertically and passing through the center of the display device.
  • the bar 25 may be referred to as a vertical bar or middle frame.
  • the back cover 15 may form at least a part of the rear surface of the display device 1 .
  • a plurality of input/output terminals may be provided on the rear surface of the back cover 15 and may be connected to devices such as cables or USB.
  • bracket 900 may be mounted on the rear surface of the back cover 15.
  • the display device 1 may be installed on a wall or the like through the bracket 900 .
  • the first outer frame 21a may include a vertical portion 21V and a horizontal portion 21H.
  • the vertical portion 21V and the horizontal portion 21H may extend in the left and right directions along the edge of the first outer frame 21a.
  • the vertical portion 21V may form an upper surface of the first outer frame 21a.
  • the length of the vertical portion 21V may be defined in the left-right direction
  • the width of the vertical portion 21V may be defined in the front-back direction
  • the thickness of the vertical portion 21V may be defined in the vertical direction.
  • the horizontal portion 21H may be provided inside the vertical portion 21V.
  • the horizontal portion 21H may protrude from the inside of the vertical portion 21V in a direction crossing the vertical portion 21V.
  • the horizontal portion 21H may be orthogonal to the vertical portion 21V.
  • the length of the horizontal portion 21H may be defined in the left-right direction, the width of the horizontal portion 21H may be defined in the vertical direction, and the thickness of the horizontal portion 21H may be defined in the front-back direction.
  • the third outer frame 21c may include a side portion 21S and a flat portion 21P.
  • the side portion 21S and the flat portion 21P may extend long in the vertical direction along the edge of the third outer frame 21c.
  • the side portion 21S may form the left side of the third outer frame 21c.
  • the length of the side portion 21S may be defined in the vertical direction
  • the width of the side portion 21S may be defined in the front-back direction
  • the thickness of the side portion 21S may be defined in the left-right direction.
  • the side portion 21S may be orthogonal to the vertical portion 21V of the first outer frame 21a. That is, the vertical portion 21V may form the upper side of the display device, the side portion 21S may form the left side of the display device, and the first corner C1 may form the vertical portion 21V and the side portion ( 21S) can be formed at the point where they meet.
  • the flat plate part 21P may be provided inside the side part 21S.
  • the flat plate part 21P may protrude from the inside of the side part 21S in a direction crossing the side part 21S.
  • the flat plate part 21P may be orthogonal to the side part 21S.
  • the flat plate part 21P may be disposed parallel to the horizontal part 21H of the first outer frame 21a.
  • the length of the flat plate part 21P may be defined in the vertical direction, the width of the flat plate part 21P may be defined in the left-right direction, and the thickness of the flat plate part 21P may be defined in the front-back direction.
  • the first reinforcing part 215 may be provided above the flat plate part 21P.
  • the first reinforcement part 215 may protrude forward from the front surface of the flat plate part 21P.
  • the first reinforcement part 215 may include at least one rib.
  • the first inclined rib 215a may protrude from the front of the flat plate part 21P in a direction crossing the flat plate part 21P and the side part 21S.
  • the first vertical rib 215b may be located between the first inclined rib 215a and the side portion 21S, and may protrude from the front surface of the flat plate portion 21P in a direction perpendicular to the flat plate portion 21P. .
  • the first horizontal rib 215c may be connected to the front end of the first inclined rib 215a and the front end of the first vertical rib 215b, and may be disposed parallel to the flat plate part 21P.
  • the first gap rib 215d may be positioned between the first horizontal rib 215c and the side portion 21S, and may be orthogonal to the side portion 21S.
  • the second reinforcing part 216 may be provided under the flat plate part 21P.
  • the second reinforcement part 216 may protrude forward from the front surface of the flat plate part 21P.
  • the second reinforcement part 216 may include at least one rib.
  • the second inclined rib 216a may protrude from the front surface of the flat plate part 21P in a direction crossing the flat plate part 21P and the side part 21S. That is, the side portion 21S, the flat plate portion 21P, and the second inclined rib 216a may form a triangular cross section.
  • the second protruding rib 216b may protrude toward the second inclined rib 216a from the inside of the side portion 21S.
  • the second horizontal rib 216c may protrude toward the first reinforcing part 215 from an upper end of the second inclined rib 216a and may be disposed parallel to the flat plate part 21P.
  • the second gap rib 216d may be positioned between the second horizontal rib 216c and the side portion 21S, and may be orthogonal to the side portion 21S.
  • rigidity of the third outer frame 21c is reinforced by the first reinforcing part 215 and the second reinforcing part 216, and bending or twisting can be minimized.
  • the horizontal portion 21H may be seated on the front surface of the first horizontal rib 215c.
  • a fastening member such as a screw may pass through the fastening hole 21Hh and be fastened to the first horizontal rib 215c.
  • the third outer frame 21c may be detachably coupled to the left end of the first outer frame 21a at the lower side of the first outer frame 21a.
  • the fourth outer frame 21d (refer to FIG. 3 ) and the third outer frame 21c may be left and right symmetrical. That is, the description of the structure of the above-described third outer frame 21c and the coupling structure of the third outer frame 21c to the first outer frame 21a is the structure of the fourth outer frame 21d, and the structure of the fourth outer frame 21d. The same may be applied to the coupling structure of the fourth outer frame 21d to the first outer frame 21a.
  • the first guide frame 24a may extend vertically between the horizontal portion 21H of the first outer frame 21a and the second reinforcing portion 216 .
  • the first guide frame 24a may be located in front of the flat plate part 21P, and may be disposed parallel to the flat plate part 21P.
  • the first guide frame 24a may include a first part 241 , a second part 242 , and a third part 243 .
  • the first part 241 may be adjacent to the side part 21S, and the first gap ga may be formed between the first part 241 and the side part 21S.
  • the first gap ga may have the same width as the first gap rib 215d and the second gap rib 216d.
  • the first part 241 may be seated on the front surfaces of the first horizontal rib 215c and the second horizontal rib 216c, and may be coupled to the first horizontal rib 215c and the second horizontal rib 216c. .
  • the second part 242 may be formed to be stepped on the first part 241 .
  • the third part 243 may be formed to be stepped on the second part 242 .
  • the first part 241 , the second part 242 , and the third part 243 may be formed as one body.
  • the second part 242 may be formed by pressing a portion between the left and right sides of the first guide frame 24a backward.
  • the bending rigidity and/or torsional rigidity of the first guide frame 24a can be improved.
  • the upper end of the third part 243 may be coupled to or fixed to the horizontal part 21H.
  • the second guide frame 24b (see FIG. 3) and the first guide frame 24a may be left and right symmetrical. That is, the description of the structure of the above-described first guide frame 24a and the coupling structure of the first guide frame 24a to the third outer frame 21c is the structure of the second guide frame 24b, 4 The same may be applied to the coupling structure of the second guide frame 24b to the outer frame 21d (see FIG. 3).
  • the display unit 10 may include a display panel 11 , a middle cabinet 12 , a plate 13 , a module cover 14 , and a back cover 15 .
  • the display panel 11 may be an OLED panel, an LCD panel, or an LED panel.
  • the display panel 11 may divide an image into a plurality of pixels and output the image by adjusting color, brightness, and saturation for each pixel.
  • the display panel 11 may be divided into an active area in which an image is displayed and a de-active area in which an image is not displayed.
  • the display panel 11 may generate light corresponding to red, green, or blue colors according to a control signal.
  • the middle cabinet 12 may be coupled to the display panel 11 at the rear of the display panel 11 .
  • the middle cabinet 12 may form a side surface of the display unit 10 .
  • the middle cabinet 12 may cover the side of the display panel 11 .
  • Middle cabinet 12 may be a square frame.
  • the middle cabinet 12 may include a metal material or a plastic material.
  • the middle cabinet 12 may include a side part 12V and a rear part 12H.
  • the side part 12V may form a side surface of the middle cabinet 12 .
  • a part of the side part 12V may cover the side of the display panel 11 .
  • the rear part 12H may be provided inside the side part 12V.
  • the rear part 12H may cover a part of the rear of the display panel 11 .
  • the gap pad 12a may be provided on the rear surface of the rear part 12H and may face the outer frame 21 .
  • the plate 13 may be coupled to the display panel 11 at the rear of the display panel 11 .
  • the adhesive member T may be coupled to the display panel 11 and the plate 13 between the display panel 11 and the plate 13 .
  • the adhesive member T may be a double-sided tape.
  • the module cover 14 may be coupled to or fixed to the plate 13 at the rear of the plate 13 . That is, the module cover 14 may cover the rear of the plate 13 .
  • the module cover 14 and the plate 13 may be disposed between the display panel 11 and the rear part 12H.
  • a printed circuit board (PCB) or electronic component may be installed on the rear surface of the module cover 14 .
  • the module cover 14 may include a metal material.
  • the rigid part 14a may be formed while being pressed from the front of the module cover 14 to the rear. Thus, the rigid part 14a can improve torsional rigidity and/or bending rigidity of the module cover 14 .
  • the module cover 14 may be referred to as a main frame or an inner frame.
  • the back cover 15 may cover the rear of the module cover 14 .
  • the back cover 15 may form part of the rear surface of the display device 1 .
  • the back cover 15 may include a metal material or a plastic material.
  • the coupling part 210 may form a part of the horizontal part 21H.
  • the second part 242 of the first guide frame 24a may contact the inside of the coupling part 210 .
  • the first fixing part 14b1 may protrude from the rigid part 14a toward the second part 242 of the first guide frame 24a, that is, backward.
  • the first fixing part 14b1 may be adjacent to the upper side of the module cover 14 .
  • the first fixing part 14b1, the second part 242, and the coupling part 210 may be coupled to each other through a fastening member.
  • the first guide hole 24g1 may be formed through the second part 242
  • the first coupling hole 211 may be formed through the coupling portion 210 .
  • the first guide hole 24g1 and the first coupling hole 211 may be aligned with the first fixing part 14b1, and the first fixing part 14b1 may be a fem nut fastened with a screw.
  • the coupling structure between the module cover 14 for the first outer frame 21a and the first guide frame 24a through the above-described first fixing part 14b1 is the module cover 14 for the first outer frame 21a. ) and the second guide frame (24b, see FIG. 3).
  • the second fixing part 14b2 may protrude from the rigid part 14a toward the second part 242 of the first guide frame 24a, that is, backward.
  • the second fixing part 14b2 may be located below the first fixing part 14b1.
  • the second fixing part 14b2 and the second part 242 may be coupled to each other through a fastening member.
  • the second guide hole 24g2 may be formed through the second part 242 and may be aligned with the second fixing part 14b2, and the second fixing part 14b2 is fastened with a screw. It can be a femnut that becomes.
  • the coupling structure of the module cover 14 and the first guide frame 24a through the aforementioned second fixing part 14b2 is the same as the coupling structure of the module cover 14 and the second guide frame 24b (see FIG. 3). can be applied
  • the third fixing part 14b3 may protrude from the rigid part 14a toward the second part 242 of the first guide frame 24a, that is, backward.
  • the third fixing part 14b3 may be located below the second fixing part 14b2.
  • the third fixing part 14b3 and the second part 242 may be coupled to each other through a fastening member.
  • the third guide hole 24g3 may be formed through the second part 242 and may be aligned with the third fixing part 14b3, and the third fixing part 14b3 is fastened with a screw. It can be a femnut that becomes.
  • the coupling structure of the module cover 14 and the first guide frame 24a through the aforementioned third fixing part 14b3 is the same as the coupling structure of the module cover 14 and the second guide frame 24b (see FIG. 3). can be applied
  • the lower end 24e of the first guide frame 24a may be inserted into and fixed to the lower frame 22 .
  • the mount 70 may be coupled to the coupling portion 210 at the rear of the coupling portion 210 .
  • the coupling part 210 may be coupled to the module cover 14 and the mount 70 between the module cover 14 and the mount 70 .
  • the bracket 900 may pass through the back cover 15 and be coupled to the mount 70 (see FIG. 2).
  • the fixing part 14c may protrude from the rigid part 14a toward the coupling part 210, and a part of the fixing part 14c may be inserted into the coupling part 210.
  • the fixing part 14c, the coupling part 210, and the mount 70 may be coupled to each other through a fastening member.
  • the fixing part 14c may be a fem nut fastened with a screw.
  • Bar 25 may be coupled to mount 70 at the rear of mount 70 .
  • the bar 25 may extend long in the vertical direction.
  • the bar 25 may include a first bar 25a (see FIG. 3) and a second bar 25b spaced apart from each other in the left and right directions.
  • the module cover 14 may be disposed between the third outer frame 21c and the fourth outer frame 21d.
  • the module cover 14 may be located in front of the bar 25.
  • An upper end of the module cover 14 may be coupled to the first outer frame 21a, and a lower end of the module cover 14 may be coupled to the upper frame 23.
  • the first board (E1), the second board (E2), and the third board (E3) are spaced apart from each other, but may be electrically connected, and may be mounted on the rear surface of the module cover (14).
  • the first board E1 may be a power supply board that supplies power to each component of the display device 1 .
  • the second board E2 may be a timing controller board providing an image signal to the display panel 11 (see FIG. 7 ).
  • the cable hole CH may be formed adjacent to the lower end of the module cover 14 and pass through the module cover 14, and the cable (not shown) passes through the cable hole CH to the second board E2. ) and the display panel 11.
  • the third board E3 may be a main board that controls each component of the display device 1 .
  • the speaker SPK may be fixed on the lower frame 22 between the upper frame 23 and the lower frame 22 and may provide sound to the front of the display device.
  • the compression portion 14p may be formed while being pressed forward from the rear surface of the module cover 14, and may form a lower side of the module cover 14.
  • the compression portion 14p may contact the rear part 12H of the middle cabinet 12 .
  • the coupling portion 23d may form a part of the upper frame 23 and may face the pressing portion 14p with respect to the rear part 12H.
  • the fixing part 14d may protrude from the compression part 14p toward the coupling part 23d, that is, backward.
  • the fixing part 14d may pass through the rear part 12H.
  • the plurality of fixing parts 14d may be spaced apart from each other along the lower side of the module cover 14 .
  • the fixing part 14d and the coupling part 23d may be coupled to each other through a fastening member.
  • the fixing part 14d may be a fem nut fastened with a screw.
  • the rail 245 may protrude from the rear surface of the first part 241 of the first guide frame 24a.
  • the rail 245 may extend long in the vertical direction along the first part 241 .
  • the rail 245 may be formed as one body with the first part 241 .
  • Rail 245 may have a “T” shaped cross section.
  • the surface of the rail 245 may be coated with a material to increase wear resistance or may be anodized.
  • the rail 245 may be referred to as a linear motion guide (LM guide).
  • LM guide linear motion guide
  • the slider 34 may be movably coupled to the rail 245 in the vertical direction.
  • the slider 34 may be adjacent to the second part 242 of the first guide frame 24a in the left-right direction.
  • the slider 34 may include at least two sliders spaced apart from each other in the vertical direction.
  • the first slider 34a may be spaced upward from the second slider 34b.
  • the slider 34 may be referred to as a carriage or a linear motion block (LM block).
  • LM block linear motion block
  • the groove 245g (see FIGS. 5 and 23 ) may be formed while being depressed forward from the rear surface of the rail 245 .
  • the slider 34 may be spaced apart from the rail 245 in the region where the groove is located. That is, the groove can reduce friction between the rail 245 and the slider 34 .
  • a protective material (unsigned, see FIG. 23 ) may be fixed to the slider 34 between the slider 34 and the rail 245 .
  • the protective material may include materials such as resin and polyacetal (POM).
  • the lead screw 51 may be located behind the third part 243 and may extend long in the vertical direction.
  • a male thread may be formed on an outer circumferential surface of the lead screw 51 .
  • the nut 52a may be penetrated by the lead screw 51, and a female thread engaged with the male thread may be formed on an inner circumferential surface of the nut 52a.
  • the rear part 33 of the first supporter 30a may be located at the rear of the first part 241 and may extend long in the vertical direction. A portion of the rail 245 may be covered by the rear part 33 .
  • the slider 34 may be positioned between the rail 245 and the rear part 33 , coupled to the rail 245 to be movable in a vertical direction, and fixed to the rear part 33 .
  • One side of the connector 52 may be coupled to the nut 52a, and the other side of the connector 52 may be coupled to the rear part 33 of the first supporter 30a.
  • the entirety of the first slider 34a may be covered by the rear part 33, and a part of the second slider 34b is a certain length from the lower end of the rear part 33 ( b1) may protrude downward.
  • the distance between the first slider 34a and the second slider 34b is It may increase by a predetermined length (b1). Accordingly, parallelism between the central axis AX1 of the lead screw 51 and the central axis AX2 of the sliders 34a and 34b can be effectively maintained.
  • the entirety of the second slider 34b may be covered by the rear part 33, and a part of the first slider 34a is a certain length from the upper end of the rear part 33. It may protrude upward as much as (a1).
  • the distance between the first slider 34a and the second slider 34b is It may increase by a certain length (a1). Accordingly, parallelism between the central axis AX1 of the lead screw 51 and the central axis AX2 of the sliders 34a and 34b can be effectively maintained.
  • a portion of the first slider 34a may protrude upward by a predetermined length a1 from the upper end of the rear part 33, and a portion of the second slider 34b may It may protrude downward from the lower end of the rear part 33 by a predetermined length b1.
  • the distance between the first slider 34a and the second slider 34b is It can increase by a certain length (a1+b1). Accordingly, parallelism between the central axis AX1 of the lead screw 51 and the central axis AX2 of the sliders 34a and 34b can be more effectively maintained.
  • the connector protrusion 52b may protrude forward from the front surface of the connector 52 and may contact the right side of the rear part 33 . Accordingly, the connector protrusion 52b may guide coupling of the connector 52 to the rear part 33 .
  • the supporter protrusion 33b may protrude forward from the front surface of the rear part 33 and may contact the right side of the slider 34 . Accordingly, the supporter protrusion 33b may guide coupling of the slider 34 to the rear part 33 .
  • the first lift assembly 60a may be installed on the lower frame 22 and may provide power to the first supporter 30a.
  • the first lift assembly 60a includes a motor 61, a motor mount 62, a coupling member 63, a worm 64, a worm wheel 65, a lead screw 51, and a connector (52) may be included.
  • the motor 61 may provide rotational force.
  • the motor 61 may be installed on the lower frame 22 through the motor mount 62 .
  • the worm 64 may be fixed to the rotation shaft of the motor 61 through the coupling member 63 and may rotate together with the rotation shaft.
  • the worm 64 may extend in a left-right direction and rotate about an axis parallel to the left-right direction.
  • the worm wheel 65 may be engaged with a screw thread formed on an outer circumferential surface of the worm 64 .
  • the worm wheel 65 may extend in the vertical direction and rotate about an axis parallel to the vertical direction.
  • the worm wheel 65 may be penetrated by the lead screw 51 and may be fixed to the lead screw 51.
  • the first supporter 30a may move up and down along the lead screw 51 .
  • the second lift assembly 60b may be installed on the lower frame 22 .
  • the second lift assembly 60b may provide power to the second supporter 30b.
  • the second lift assembly 60b and the first lift assembly 60a may be left and right symmetrical with respect to the reference line VV′ (see FIG. 12 ).
  • the upper bearing 51a may be located at the upper end of the worm wheel 65, and the lower bearing 51b may be located at the lower end of the worm wheel 65.
  • the upper bearing 51a and the lower bearing 51b may be penetrated by the lead screw 51 and may support rotation of the lead screw 51 .
  • the spring pins 65a and 65b can be inserted into the lead screw 51 through the worm wheel 65.
  • the spring pins 65a and 65b have one end and the other end spaced apart from each other in the circumferential direction, and may have elasticity. That is, the one end and the other end of the spring pins 65a and 65b may engage or contact each other by an external force applied to the spring pins 65a and 65b, and may be separated from each other by a restoring force when the external force is removed.
  • the spring pins 65a and 65b can come into close contact with the inside of the portion where the worm wheel 65 and the spring pins 65a and 65b of the lead screw 51 are inserted. That is, the spring pins 65a and 65b can minimize the relative movement of the lead screw 51 with respect to the worm wheel 65.
  • the lower end of the lead screw 51, the worm 64, and the worm wheel 65 may be accommodated inside the gearbox 66.
  • the gearbox 66 may be coupled to the rear surface of the third part 243 .
  • the frame groove 243g may be formed from the right side of the third part 243 toward the inside of the third part 243, and a part of the gearbox 66 may be located in the frame groove 243g. Accordingly, an increase in the thickness of the display device due to the gear box 66 can be minimized.
  • the upper frame 23 may be coupled to the front surface of the third part 243 .
  • the supporter 30 may extend long in the vertical direction.
  • the supporter 30 may include a front part 31 , a side part 32 , and a rear part 33 .
  • the supporter 30 may include a metal or plastic material.
  • the front part 31 may form the front surface of the supporter 30 .
  • the side part 32 may be bent backward from the front part 31 and may form a side surface of the supporter 30 .
  • the rear part 33 may be bent to the right or left from the side part 32 to face the front part 31 . At this time, the rear part 33 may be spaced apart from the front part 31 rearward.
  • the front part 31, the side part 32, and the rear part 33 may be formed as one body.
  • the supporter hole 312 may be formed through the front part 31 in the front and rear directions.
  • the supporter hole 312 may be provided with a pair of holes spaced apart from each other left and right.
  • the supporter hole 312 may include supporter holes 312a, 312b, and 312c spaced apart from each other in the longitudinal direction of the front part 31 .
  • the first supporter 30a may be adjacent to the third outer frame 21c (see FIG. 12), and the second supporter 30b may be adjacent to the fourth outer frame 21d (see FIG. 12).
  • the side part 32 of the first supporter 30a may be provided at the left end of the front part 31, and the rear part 33 of the first supporter 30a is bent to the right from the side part 32.
  • the side part 32 of the second supporter 30b may be provided at the right end of the front part 31, and the rear part 33 of the second supporter 30b is bent to the left from the side part 32.
  • first supporter 30a and the second supporter 30b may be left and right symmetrical with respect to a reference line (VV′, see FIG. 12 ) extending vertically and passing through the center of the display device.
  • VV′ reference line
  • the supporter 30 may be detachably coupled to the cover assembly 40 at the rear of the cover assembly 40 .
  • the cover assembly 40 may include a cover base 41 , a cover body 42 , and a cover 43 .
  • the cover assembly 40 may include a metal or plastic material. Meanwhile, the cover assembly 40 may be simply referred to as a cover.
  • the base hole 411 may be formed to penetrate the cover base 41 in the front-back direction, and may face the speaker SPK.
  • the first supporter 30a may be adjacent to the left side of the cover base 41 , and the first part 311 of the first supporter 30a may be coupled to the rear surface of the cover base 41 .
  • the second supporter 30b may be adjacent to the right side of the cover base 41 , and the first part 311 of the second supporter 30b may be coupled to the rear surface of the cover base 41 .
  • the cover base 41 may be disposed in front of the display unit 10 (see FIG. 1).
  • the cover body 42 may be detachably coupled to the cover base 41 at the front of the cover base 41 .
  • the body hole 421 may be formed through the cover body 42 in the front and rear directions and may face the base hole 411 .
  • the cover 43 may be detachably coupled to the cover body 42 at the front of the cover body 42 .
  • the cover 43 may include a fabric material.
  • the cover 43 may be referred to as a jersey.
  • the third outer frame 21c may cover the side and rear sides of the first supporter 30a, and the cover assembly 40 (41, 42, 43) may cover the first supporter 30a. can cover the front of the
  • the first gap ga may be formed between the third outer frame 21c and the first guide frame 24a, and the side part 32 of the first supporter 30a is disposed in the first gap ga It can be.
  • the first supporter 30a may surround a portion of the first guide frame 24a.
  • the second gap gb may be formed between the front part 31 and the rear part 33 of the first supporter 30a, and a part of the first guide frame 24a is disposed in the second gap gb It can be.
  • the description of the first supporter 30a for the third outer frame 21c and the first guide frame 24a described above is the second supporter for the fourth outer frame 21d and the second guide frame 24b. The same can be applied to the description of (30b) (see FIG. 12).
  • the stopper 54 may be fixed to the first guide frame 24a at the rear of the first guide frame 24a.
  • An upper end of the lead screw 51 may be rotatably coupled to a lower end of the stopper 54 .
  • Cap 53 may be coupled to an upper end of connector 52 .
  • the cap 53 may face the lower side of the stopper 54 and may be detachably coupled to the lower side of the stopper 54 .
  • the stopper 54 may limit the elevation Mv of the connector 52 corresponding to the rotation of the lead screw 51.
  • the cover 43 may move vertically from the front of the display panel 11 .
  • the cover 43 may gradually cover the display panel 11 while going up, or gradually expose the display panel 11 to the outside while going down.
  • the display panel a module cover coupled to the display panel at the rear of the display panel; a first guide frame coupled to the module cover at the rear of the module cover, adjacent to one side of the module cover, and extending along the one side; a second guide frame coupled to the module cover at the rear of the module cover, adjacent to the other side of the module cover facing the one side, and extending along the other side; a cover located in front of the display panel and movably coupled to the first guide frame and the second guide frame; And, located behind the module cover, it provides a display device including a lift assembly for moving the cover along the first guide frame and the second guide frame.
  • the lift assembly includes: a first lift assembly adjacent to the first guide frame and moving the cover along the first guide frame; And, it may include a second lift assembly that is adjacent to the second guide frame and moves the cover along the second guide frame.
  • the cover may be movably coupled to the first guide frame and the second guide frame in a vertical direction, and the first guide frame and the second guide frame may be symmetrical left and right, and the first lift assembly and the second lift assembly may be symmetrical left and right.
  • the display device includes: a front part coupled to the cover between the display panel and the cover, and a rear part located behind the first guide frame.
  • 1 may further include a supporter
  • the first guide frame may further include a rail protruding from a rear surface of the first guide frame and extending in a longitudinal direction of the first guide frame
  • the lift assembly comprises : A slider positioned between the first guide frame and the rear part, movably coupled to the rail, and fixed to the rear part may be further included.
  • the rail may further include a groove that is formed while being depressed forward from a rear surface of the rail and is spaced apart from an inner surface of the slider.
  • the rail may be integrally formed with the first guide frame.
  • the first guide frame includes: a first part in which the rail is formed; a second part formed while being pressed backward from the first part; And, it is formed stepwise with respect to the second part, and may further include a third part facing the first part with respect to the second part, wherein the first part, the second part, and the third part
  • the part may be formed as one body.
  • the module cover includes: a rigid part formed while being pressed in the module cover;
  • the rigid part may further include a plurality of fixing parts protruding toward the second part, coupled to the second part, and spaced apart from each other along the second part.
  • the display device may further include a lower frame positioned below the module cover
  • the lift assembly may include: a motor installed on the lower frame; a lead screw located behind the third part and extending in the longitudinal direction of the rail; a lead screw rotatable around a longitudinal axis of the lead screw; a plurality of gears transmitting the rotational force of the motor to the lead screw; a nut through which the lead screw passes and engaged with the lead screw;
  • the connector may further include a connector having one side coupled to the nut and the other side coupled to the rear part.
  • the plurality of gears include: a worm fixed to the rotational shaft of the motor;
  • the lift assembly may further include a worm wheel that engages with the worm and passes through the lead screw, and the lift assembly may further include a spring pin that penetrates the worm wheel and is inserted into the lead screw and has elasticity.
  • the lift assembly includes: an upper bearing located on top of the worm wheel and through which the lead screw passes; Further, a lower bearing positioned at a lower end of the worm wheel and through which the lead screw passes may be further included.
  • the slider includes: a first slider adjacent to an upper end of the rear part; And, it may further include a second slider adjacent to the lower end of the rear part and aligned with the first slider in the longitudinal direction of the rail, wherein at least one of the first slider and the second slider is In the longitudinal direction of , it may protrude from the rear part to the outside of the rear part.
  • the lift assembly may further include a gearbox accommodating the plurality of gears and coupled to a rear surface of the third part, wherein the third part: A frame groove formed from one side of the third part toward the inside of the third part may be further included, and a part of the gearbox may be positioned in the frame groove.
  • the connector may further include a connector protrusion protruding forward from a front surface of the connector and contacting one side of the rear part, and the first supporter: A supporter protrusion protruding forward from the front of the rear part and contacting one side of the slider may be further included.
  • the rail may have a T-shaped cross section
  • the display device is fixed to the slider between the rail and the slider and includes a material of resin or POM.
  • a protective material may be further included.
  • configuration A described in a specific embodiment and/or drawing may be combined with configuration B described in another embodiment and/or drawing. That is, even if the coupling between components is not directly described, it means that coupling is possible except for cases where coupling is impossible (For example, a configuration "A” described in one embodiment of the disclosure and the drawings). and a configuration "B" described in another embodiment of the disclosure and the drawings may be combined with each other. Namely, although the combination between the configurations is not directly described, the combination is possible except in the case where it is described that the combination is impossible).

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

Abstract

L'invention concerne un dispositif d'affichage. Le dispositif d'affichage de la présente invention comprend : un panneau d'affichage ; un couvercle de module couplé au panneau d'affichage à l'arrière du panneau d'affichage ; un premier cadre de guidage qui est couplé au couvercle de module à l'arrière du couvercle de module, qui est adjacent à un côté du couvercle de module et qui s'étend le long dudit côté ; un second cadre de guidage qui est couplé au couvercle de module à l'arrière du couvercle de module, qui est adjacent à l'autre côté du couvercle de module, l'autre côté faisant face au premier côté, et qui s'étend le long de l'autre côté ; un couvercle situé à l'avant du panneau d'affichage et couplé de façon mobile au premier cadre de guidage et au second cadre de guidage ; et un ensemble de levage qui est situé à l'arrière du couvercle de module et qui déplace le couvercle le long du premier cadre de guidage et du second cadre de guidage.
PCT/KR2021/009772 2021-07-28 2021-07-28 Dispositif d'affichage Ceased WO2023008600A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/KR2021/009772 WO2023008600A1 (fr) 2021-07-28 2021-07-28 Dispositif d'affichage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2021/009772 WO2023008600A1 (fr) 2021-07-28 2021-07-28 Dispositif d'affichage

Publications (1)

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WO2023008600A1 true WO2023008600A1 (fr) 2023-02-02

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PCT/KR2021/009772 Ceased WO2023008600A1 (fr) 2021-07-28 2021-07-28 Dispositif d'affichage

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200292583Y1 (ko) * 2002-07-27 2002-10-25 김성태 홈시어터용 스크린장치
JP3120298U (ja) * 2005-12-02 2006-03-30 順盛 張 デザインラック
KR20200114337A (ko) * 2019-03-28 2020-10-07 엘지전자 주식회사 디스플레이 디바이스
KR102224096B1 (ko) * 2020-08-07 2021-03-05 엘지디스플레이 주식회사 표시장치
KR102252766B1 (ko) * 2020-12-09 2021-05-14 엘지디스플레이 주식회사 디스플레이 장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200292583Y1 (ko) * 2002-07-27 2002-10-25 김성태 홈시어터용 스크린장치
JP3120298U (ja) * 2005-12-02 2006-03-30 順盛 張 デザインラック
KR20200114337A (ko) * 2019-03-28 2020-10-07 엘지전자 주식회사 디스플레이 디바이스
KR102224096B1 (ko) * 2020-08-07 2021-03-05 엘지디스플레이 주식회사 표시장치
KR102252766B1 (ko) * 2020-12-09 2021-05-14 엘지디스플레이 주식회사 디스플레이 장치

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