KR20170064111A - Panel pixing member and display device having the same - Google Patents

Panel pixing member and display device having the same Download PDF

Info

Publication number
KR20170064111A
KR20170064111A KR1020150169080A KR20150169080A KR20170064111A KR 20170064111 A KR20170064111 A KR 20170064111A KR 1020150169080 A KR1020150169080 A KR 1020150169080A KR 20150169080 A KR20150169080 A KR 20150169080A KR 20170064111 A KR20170064111 A KR 20170064111A
Authority
KR
South Korea
Prior art keywords
panel
display panel
film
panel fixing
fixing film
Prior art date
Application number
KR1020150169080A
Other languages
Korean (ko)
Inventor
허강
Original Assignee
엘지디스플레이 주식회사
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 엘지디스플레이 주식회사 filed Critical 엘지디스플레이 주식회사
Priority to KR1020150169080A priority Critical patent/KR20170064111A/en
Publication of KR20170064111A publication Critical patent/KR20170064111A/en

Links

Images

Classifications

    • 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
    • G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
    • 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
    • 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
    • G02F2202/00—Materials and properties
    • G02F2202/28—Adhesive materials or arrangements

Landscapes

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

Abstract

Disclosed is a display device capable of preventing a dropout failure of a display panel due to a shock or environment change despite the implementation of a narrow bezel.
To this end, the present invention includes a panel fixing member, one end of which is attached to the display panel and the other end is inserted between the main supporter and the top case to fix the display panel.
As described above, the present invention has a structure for stably fixing the display panel using the panel fixing member, so that the effect of increasing the amount of physical engagement between the top case and the display panel can be achieved.
As a result, even if the bezel width is reduced, the panel fixing member can disperse the force that the display panel exits from the top case, so that it becomes possible to realize the narrow bezel.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a panel fixing member,

The present invention relates to a panel fixing member and a display device having the panel fixing member, which can prevent a defective display panel from being deteriorated due to a shock or environmental change despite the implementation of a narrow bezel.

The liquid crystal display device essentially comprises a display panel including an array substrate and a color filter substrate, a liquid crystal layer sandwiched between the array substrate and the color filter substrate, and changes the arrangement direction of the liquid crystal molecules to an electric field in the display panel, .

Since the display panel does not have a self-luminous element, the display panel requires a separate light source to display the difference in transmittance as an image. To this end, a backlight unit serving as a light source is mounted on the back surface of the display panel.

As a light source of such a backlight unit, any one selected from a cold cathode fluorescent lamp (CCFL), an external electrode fluorescent lamp and a light emitting diode (LED) Can be used.

Of these light sources, LEDs are widely used as a display light source, combining features such as small size, low power consumption, and high reliability.

Hereinafter, a conventional display device will be described with reference to the accompanying drawings.

1 is a cross-sectional view illustrating a portion of a conventional display device.

Referring to FIG. 1, a conventional display device 1 includes a display panel 10, a main supporter 20, a cover bottom 30, a backlight unit 40, and a top case 50.

The display panel 10 plays a key role in realizing an image.

The main supporter 20 is disposed under the display panel 10 to support the edge of the display panel 10. The cover bottom 30 is mounted on the lower portion of the main supporter 20 and the backlight unit 40 is mounted on the cover bottom 30.

The backlight unit 40 includes an LED assembly 41 arranged along at least one side of the cover bottom 30, a reflection plate 42 seated on the cover bottom 30, a light guide plate 43 and a plurality of optical sheets 44 disposed on the light guide plate 43. [ The LED assembly 41 may include an LED driving PCB 41a mounted on a side surface of the cover bottom 30 and a plurality of LEDs 41b mounted on the LED driving PCB 41a.

The top case 50 is mounted on the main supporter 20 and the display panel 10 and is coupled to the main supporter 20 and the display panel 10.

The conventional display device 1 having the above-described configuration is configured such that when the top case 50 is combined with the main supporter 20 and the display panel 10, the overlapped area between the top case 50 and the display panel 10 Thereby fixing the display panel 10 in such a manner that the display panel 10 is pressed by the self-load of the top case 50.

Accordingly, in the conventional display device 1, in order to meet requirements for environmental tests such as high temperature, low temperature and thermal shock, and mechanical testing such as vibration and impact, the display panel 10 is moved The overlapping area between the top case 50 and the display panel 10 has to be sufficiently secured.

That is, since the conventional display apparatus 1 needs to consider the amount of engagement between the top case 50 and the display panel 10 within the range of assuring the reliability, the width W of the top case 50 is set to be not less than the proper length Due to the need to secure, there was a limit to reducing the width of the bezel.

In other words, in the conventional display device 1, the width W of the top case 50 is adjusted to press the display panel 10 to prevent the display panel 10 from being detached, but in this case, 50 are fixed by a method of physically pressing the display panel 10, there is a limitation in reducing the width of the bezel because the amount of engagement with the display panel 10 is reduced only when the width of the bezel is reduced.

A related prior art is Korean Patent Laid-Open Publication No. 10-2006-0083622 (published on July 21, 2006), which discloses a backlight assembly and a display device having the backlight assembly.

Disclosure of Invention Technical Problem [8] The present invention provides a panel fixing member and a display device having the panel fixing member, which can prevent defective display of the display panel due to a shock or environment change despite the implementation of a narrow bezel.

To this end, the present invention includes a panel fixing member, one end of which is attached to the display panel and the other end is inserted between the main supporter and the top case to fix the display panel.

The panel fixing member includes a panel fixing film, an adhesive film adhered to one end of the panel fixing film to fix one end of the panel fixing film to the display panel, and a fixing member that passes through the lower side of the top case and the main supporter, And a fastening screw fastened to the hole.

Alternatively, the panel fixing member may include a panel fixing film having one end fixed to the display panel, the other end extending from one end and inserted between the main supporter and the top case, and the other end being partially cut, An adhesive film attached at one end to fix one end of the panel fixing film to the display panel and a hook for attaching the other end of the panel fixing film to the main supporter, can do.

Alternatively, the panel fixing member may include a panel fixing film having one end fixed to the display panel and the other end extending from one end and inserted between the side surfaces of the main supporter and the top case, and at least one side edge of the display panel, Side adhesive film for attaching the other end of the panel fixing film to the main supporter, the adhesive film being attached to the main supporter so as to attach one end of the panel fixing film to the display panel, .

As described above, the present invention has a structure for stably fixing the display panel using the panel fixing member to which at least one of the screw fastening system, the hook fastening system, and the tape fastening system is applied, The effect of increasing the amount of engagement can be achieved.

As a result, even if the bezel width is reduced, the panel fixing member can disperse the force that the display panel exits from the top case, so that it becomes possible to realize the narrow bezel.

A display device according to the present invention includes a panel fixing member having one end attached to a display panel and the other end inserted between a main supporter and a top case to fix the display panel.

Accordingly, the display device according to the present invention can prevent defective display of the display panel due to a shock or environmental change, despite the implementation of a narrow bezel.

The panel fixing member includes a panel fixing film, an adhesive film adhered to one end of the panel fixing film to fix one end of the panel fixing film to the display panel, and a fixing member that passes through the lower side of the top case and the main supporter, And a fastening screw fastened to the hole.

Therefore, since the display device according to the present invention can distribute the force to escape the display panel through the panel fixing member, a sufficient amount of engagement between the top case and the display panel can be ensured. It is possible to implement a low-bezel.

In addition, the display device according to the present invention uses an anisotropic conductive film as an adhesive film of the panel fixing member, thereby making it possible to attach the driving PCB to the first substrate by using the tab mounting members, So that the process of attaching the adhesive film can be simplified.

In addition, the display device according to the present invention can stably fix the panel fixing member to the display panel by fixing the panel fixing member using a hook fastening method or a double-sided adhesive film.

The panel fixing member and the display device having the panel fixing member according to the present invention include a panel fixing member having one end attached to a display panel and having a fastening screw fastened to a lower side of a top case, a main supporter, It can be stably fixed.

In addition, since the panel fixing member and the display device having the panel fixing member according to the present invention have a structure for stably fixing the display panel using the panel fixing member, it is possible to increase the amount of physical engagement between the top case and the display panel .

As a result, the panel fixing member and the display device having the panel fixing member according to the present invention can disperse the force exiting the display panel from the top case, even if the width of the bezel is reduced. .

In addition, the panel fixing member and the display device having the panel fixing member according to the present invention can be manufactured by a tap mounting process of mounting a driving PCB on a first substrate by using an anisotropic conductive film as an adhesive film of a panel fixing member The adhesive film can be attached at the same time, so that the process of adhering the adhesive film can be simplified.

Further, the panel fixing member and the display device having the panel fixing member according to the present invention can improve the fastening force to the panel fixing member by fixing the display panel by combining the hook fastening method and the tape fastening method.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an assembled cross-sectional view of a portion of a conventional display device; FIG.
2 is an exploded perspective view showing a display device according to a first embodiment of the present invention.
3 is an assembled cross-sectional view illustrating a portion of a display device according to a first embodiment of the present invention;
Fig. 4 is an enlarged plan view of the display panel of Fig. 2; Fig.
Fig. 5 is an enlarged plan view of a portion A in Fig. 4; Fig.
6 is an assembled cross-sectional view illustrating a portion of a display device according to a second embodiment of the present invention;
FIG. 7 is an exploded perspective view of the hook fastening portion of FIG. 6; FIG.
8 is an assembled cross-sectional view illustrating a portion of a display device according to a third embodiment of the present invention;

The above and other objects, features, and advantages of the present invention will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings, which are not intended to limit the scope of the present invention. In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail. Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the drawings, the same reference numerals are used to denote the same or similar elements.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to the present embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the like elements throughout.

(Embodiment 1)

FIG. 2 is an exploded perspective view illustrating a display device according to a first embodiment of the present invention, and FIG. 3 is an assembled cross-sectional view illustrating a portion of a display device according to the first embodiment of the present invention.

2 and 3, a display device 100 according to a first embodiment of the present invention includes a display panel 110, a main supporter 120, a cover bottom 130, a backlight unit 140, (150) and a panel fixing member (160).

The display panel 110 plays a key role in realizing an image. The display panel 110 includes a first substrate 111, a second substrate 112 facing the first substrate 111, And a liquid crystal layer (not shown) filled between the substrates 111 and 112. At this time, the first substrate 111 may be an array substrate, and the second substrate 112 may be a color filter substrate. In this case, in order to electrically connect pad electrodes (not shown) designed on the array substrate 111 to the driving PCB 113, the array substrate 111 is designed to have a larger area than the collar filter substrate 112, A part of the upper surface of the array substrate 111 may be exposed to the outside.

The display panel 110 includes at least one drive PCB 113 disposed outside the first and second boards 111 and 112 and a first PCB 111 and a driving PCB 113, And a tab mounting member (114) for electrically connecting the first and second electrodes.

At this time, two gate driving PCBs 113a are mounted on both short sides of the first and second substrates 111 and 112, respectively, and one side long side spaced apart from the first and second substrates 111 and 112 One mounted data driving PCB 113b, i.e., a total of three driving PCBs 113 may be mounted, but this is illustrative and may be modified in various forms. That is, the driving PCB 113 includes a gate driving PCB 113a mounted on one short side spaced apart from the first and second boards 111 and 112, first and second boards 111 and 112, And one data driving PCB 113b mounted on one long side spaced apart, that is, two driving PCBs 113 in total. Alternatively, the driving PCB 113 may be formed of only one data driving PCB 113b mounted on one long side spaced apart from the first and second boards 111 and 112. In this case, (GIP) structure embedded in the substrate 111 is preferable.

Accordingly, the display panel 110 is electrically connected to the driving PCB 113 via the tab mounting member 114. The driving PCB 113 may be in close contact with the inner side of the main supporter 120 or the backside of the cover bottom 130 during the modularization process.

The main supporter 120 is disposed under the display panel 110 to support the edge of the display panel 110. [ That is, the main supporter 120 may be designed in a rectangular shape having a step to support both side edges of the display panel 110, and may have a structure extending downward for fastening with the cover bottom 130 have.

The cover bottom 130 is mounted on the lower portion of the main supporter 120. The cover bottom 130 may have a shape in which both side edges are bent upward so as to have sides. Accordingly, the side surface of the cover bottom 130 can be set to abut the side surface of the main supporter 120.

The backlight unit 140 is mounted on the cover bottom 130. The backlight unit 140 includes an LED assembly 141 arranged along at least one side of the cover bottom 130, a reflection plate 142 mounted on the cover bottom 130, A light guide plate 143, and a plurality of optical sheets 144 disposed on the light guide plate 143.

The LED assembly 141 includes an LED driving PCB 141a mounted on a side surface of the cover bottom 130 and a light guide plate 143 mounted on the LED driving PCB 141a to face the light incident surface of the light guide plate 143. [ And a plurality of LEDs 141b spaced apart from each other. At this time, the plurality of LEDs 141b diverge light having colors of red (R), green (G), and blue (B) in the direction of the light-incoming surface of the light guide plate (143). By simultaneously lighting the plurality of LEDs 141b, white light can be realized by color combination.

A plurality of LEDs 141b emitting RGB light can be bundled and mounted in one cluster. At this time, the plurality of LEDs 141b mounted on the LED driving PCB 141b may be arranged in a line or in a matrix on the LED driving PCB 141b. Design can be changed.

The reflection plate 142 is disposed on the back surface of the light guide plate 143 and reflects light passing through the back surface of the light guide plate 143 toward the display panel 110 to improve the brightness of light.

The light guiding plate 143 spreads the light incident from the plurality of LEDs 141b uniformly over the wide area of the light guide plate 143 while passing through the light guiding plate 143 by total reflection to provide a surface light source to the display panel 110. [ The light guide plate 143 may include a pattern of a specific shape on the back surface to supply a uniform surface light source. The pattern of the specific shape may be designed in various shapes such as an elliptical pattern, a polygon pattern, and a hologram pattern in order to guide light incident into the light guide plate 143 The pattern of this specific shape may be formed on the back surface of the light guide plate 143 by a printing method, an injection method, or the like.

The plurality of optical sheets 144 may include a diffusion sheet and at least one light condensing sheet. The plurality of optical sheets 143 serve to diffuse and condense light emitted from the plurality of LEDs 141b and passed through the light guide plate 143 so that a more uniform surface light source is incident on the display panel 110. [

The top case 150 is mounted on the main supporter 120 and the display panel 110 and is coupled to the main supporter 120 and the display panel 110.

One end of the panel fixing member 160 is attached to the display panel 110 and the other end is inserted between the main supporter 120 and the top case 150 to fix the display panel 110.

The panel fixing member 160 may be disposed on at least one side of the display panel 110. That is, the panel fixing members 160 may be disposed on four sides of the display panel 110, respectively. Alternatively, the panel fixing member 160 may be disposed only on opposite sides of the opposite sides of the display panel 110, or on opposite sides of the opposite sides of the display panel 110, respectively. Alternatively, the panel fixing member 160 may be mounted on one short side and one long side of the display panel 110, respectively, or on both short sides and one long side.

The panel fixing member 160 has a structure in which one end is attached to the display panel 110 and the other end is inserted and fixed between the main supporter 120 and the top case 150. The display device 100 according to the first embodiment of the present invention can reduce the width W of the top case 150 and press the display panel 110 by the own load of the top case 150 The panel fixing member 160 attached to the display panel 110 can stably hold the display panel 110 even if the amount of giving is small, so that it is possible to realize a narrow bezel.

For this purpose, the panel fixing member 160 is preferably made of a polymer material having a certain strength and rigidity so that a force for pulling the display panel 110 can be stably applied. Specifically, a PET film (polyethylene terephthalate film) A polyimide film, a PES film (polyether sulfone film), and a PC film (polycarbonate) may be used.

The panel fixing member 160 preferably has a thickness of 50 to 2 mm. When the thickness of the panel fixing member 160 is less than 50 탆, the thickness of the panel fixing member 160 is too thin, so that it may be difficult to secure a sufficient force to pull the display panel 110 stably. On the contrary, when the thickness of the panel fixing member 160 is more than 2 mm, the flexibility and rigidity of the panel fixing member 160 may be reduced due to the design of the glass and the excessive thickness, which may result in difficulty in modularization.

The display device 100 according to the first embodiment of the present invention has a structure for stably fixing the display panel 110 using the panel fixing member 160 so that the top case 150 and the display panel Even if the bezel width W is reduced, the force that the display panel 110 is pulled out of the top case 150 can be dispersed by the panel fixing member 160 It may be possible to implement a low-bezel.

This will be described more specifically with reference to the accompanying drawings.

Fig. 4 is an enlarged plan view of the display panel of Fig. 2, and Fig. 5 is an enlarged plan view of portion A of Fig. 4, which will be described in connection with Fig.

The first substrate 111 of the display panel 110 is electrically connected to the driving PCB 113 through the tab mounting member 114 as shown in FIGS.

At this time, the panel fixing member 160 is attached not for the purpose of driving the display panel 110, but for fixing purposes to prevent the display panel 110 from flowing or coming off.

Therefore, it is preferable that the panel fixing member 160 is disposed on at least one side of the display panel 110, and most preferably, the panel fixing member 160 is attached to each of the four sides of the display panel 110.

The panel fixing member 160 includes a panel fixing film 161, an adhesive film 163, and a fastening screw 162.

One end of the panel fixing film 161 is fixed to the display panel 110 and the other end extends from one end and is inserted between the main supporter 120 and the side surfaces of the top case 150. The other end of the panel fixing film 161 is provided with a coupling hole 165 designed to penetrate the panel fixing film 161.

The adhesive film 163 is attached to at least one side edge of the display panel 110 and one end of the panel fixing film 161. The adhesive film 163 serves to fix one end of the panel fixing film 161 to the display panel 110.

At this time, any one of an anisotropic conductive film, a nonconductive film and a double-sided tape may be used as the adhesive film 163, and it is more preferable to use an anisotropic conductive film.

As described above, when the anisotropic conductive film is used as the adhesive film 163, in addition to the tap mounting process for mounting the driving PCB 114 on the first substrate 111 using the tab mounting members 114, the adhesive film 163 ) Can be attached, so that there is a structural advantage that the process can be simplified.

In this case, when the anisotropic conductive film is used as the adhesive film 163 of the panel fixing member 160, when the adhesive film 163 is adhered between the adjacent tab-mounting members 114, It is preferable that the adhesive film 163 of the panel fixing member 160 is spaced apart at a predetermined interval so as to be electrically insulated from the tab mounting member 114. [

The fastening screws 162 pass through the lower side surfaces of the top case 150, the main supporter 120 and the cover bottom 130 and are engaged with the fastening holes 165 of the panel fixing film 161. Although not shown in the drawings, the top case 150, the main supporter 120, and the cover bottom 130 are each provided with a through hole (not shown) disposed at a position corresponding to the fastening hole 165 desirable.

One end of the panel fixing film 161 is attached to the first substrate 111 of the display panel 110 through the adhesive film 163 and the other end of the panel fixing film 161 is fixed to the fixing screw 162. [ The main supporter 120, and the cover bottom 130 by a bolt (not shown).

The display device according to the first embodiment of the present invention includes a panel fixing member having one end attached to a display panel and having a fastening screw fastened to a lower side surface of a top case, a main supporter, Can be stably fixed.

Therefore, since the display device according to the first embodiment of the present invention can disperse the force to escape from the display panel through the panel fixing member, a sufficient amount of engagement between the top case and the display panel can be ensured, It is possible to reduce the width and design the narrow bezel.

Further, the display device according to the first embodiment of the present invention uses an anisotropic conductive film as an adhesive film of the panel fixing member, thereby performing a tap mounting process for mounting the driving PCB on the first substrate using the tab mounting members Since the adhesive film can be attached, the process of attaching the adhesive film can be simplified.

(Second Embodiment)

FIG. 6 is an assembled cross-sectional view illustrating a portion of a display device according to a second embodiment of the present invention, and FIG. 7 is an enlarged perspective view of the hook fastening portion of FIG.

6 and 7, a display device 200 according to a second exemplary embodiment of the present invention includes a display panel 210, a main supporter 220, a cover bottom 230, a backlight unit 240, (250) and a panel fixing member (260). In this case, the display device 200 according to the second embodiment of the present invention includes the display device according to the first embodiment shown and described with reference to FIGS. 2 and 3 2 < / RTI > 100), the redundant description is omitted.

The display device 200 according to the second embodiment of the present invention is characterized in that the panel fixing member 260 is mounted in a hook fastening manner.

To this end, the panel fixing member 260 of the display device 200 according to the second embodiment of the present invention includes a panel fixing film 261, an adhesive film (not shown), and a hook 262.

One end of the panel fixing film 261 is fixed to the display panel 210 and the other end extends from one end and is inserted between the main supporter 220 and the top case 250. At this time, the panel fixing member 260 is provided with an opening (not shown) in which a part of the other end thereof is cut.

The adhesive film (not shown) may be substantially the same as the adhesive film described with reference to Fig. That is, the adhesive film is attached to at least one side edge of the display panel 210 and one end of the panel fixing film 261. The adhesive film serves to fix one end of the panel fixing film 261 to the display panel 210.

The hook 262 is mounted on the lower side of the main supporter 220 so as to be disposed in the opening of the panel fixing film 261 and serves to couple the other end of the panel fixing film 261 to the main supporter 220. As described above, when the hook fastening method using the hook 262 is used, the other end of the panel fixing member 260 can be stably inserted into the space between the main supporter 220 and the top case 250, The member 260 may have a structure capable of stably fixing the display panel 210. [

The display device according to the second embodiment of the present invention can stably fix the display panel using the hook fastening type panel fixing member so as to increase the amount of physical engagement between the top case and the display panel The panel fastening member of the hook fastening type can disperse the force that the display panel exits from the top case even when the width of the bezel is reduced, so that it becomes possible to realize the narrow bezel.

(Third Embodiment)

8 is an assembled cross-sectional view illustrating a portion of a display device according to a third embodiment of the present invention.

8, a display device 300 according to a third embodiment of the present invention includes a display panel 310, a main supporter 320, a cover bottom 330, a backlight unit 340, a top case 350, And a panel fixing member 360. In this case, the display device 300 according to the third embodiment of the present invention includes the backlight unit 340 and the panel fixing member 360 except for the backlight unit 340 and the panel fixing member 360 in the first embodiment Is substantially the same as the constituent elements of the display device (100 in Fig. 2) according to the first embodiment, and redundant explanations are omitted.

In this case, the backlight unit 340 of the display device 300 according to the third embodiment of the present invention is designed to have a direct-type structure.

That is, the backlight unit 340 includes a plurality of LEDs 341 mounted on the upper surface of the cover bottom 330, a reflection plate 342 disposed on the cover bottom 330 and spaced apart from the plurality of LEDs 341, And an optical sheet 344 mounted on the cover bottom 330 and arranged to be spaced apart from the reflector 342.

At this time, in the case of the direct-type backlight unit 340, the lights emitted from the two or three neighboring LEDs 341 are superimposed and mixed with each other, and then directly incident on the display panel 310 to provide a surface light source do.

The reflection plate 342 reflects the scattered light out of the light emitted from the plurality of LEDs 341 toward the display panel 310, thereby improving the brightness of light.

The plurality of optical sheets 344 may include a diffusion sheet and at least one light condensing sheet. The plurality of optical sheets 344 diffuse and condense the light emitted from the plurality of LEDs 341 to cause a more uniform surface light source to be incident on the display panel 310.

The direct-type backlight unit 340 sequentially drives the plurality of LEDs 341 on / off to display a more vivid image, and supplies light to specific areas of the display panel 310 A local dimming scheme may be used. Accordingly, the contrast ratio can be improved by making the bright image brighter or the dark image darker, thereby realizing a more vivid image.

The panel fixing member 360 of the display device 300 according to the third embodiment of the present invention includes a panel fixing film 361, an adhesive film (not shown), and a double-sided adhesive film 362.

One end of the panel fixing film 361 is fixed to the display panel 310 and the other end extends from one end and is inserted between the main supporter 320 and the side surfaces of the top case 350.

The adhesive film (not shown) may be substantially the same as the adhesive film described with reference to Fig. That is, the adhesive film is attached to at least one side edge of the display panel 310 and one end of the panel fixing film 361. The adhesive film serves to fix one end of the panel fixing film 361 to the display panel 310.

The double-sided adhesive film 362 is disposed between the other end of the panel fixing film 361 and the lower side of the main supporter 320 to fix the other end of the panel fixing film 361 to the main supporter 320 .

One end of the panel fixing film 361 is attached to the display panel 310 via an adhesive film and the other end of the panel fixing film 361 is attached to the main supporter 320 via the double- So that the display panel 310 can be stably fixed.

In addition, the panel fixing member 360 of the display device 300 according to the third embodiment of the present invention may further include a fastening screw 363.

When the screw fastening method using the fastening screw 363 is applied, it is preferable that the panel fixing member 360 is provided with a fastening hole (not shown) penetrating the other end of the panel fastening film 361. At this time, the fastening screws 363 pass through the lower side surfaces of the top case 350, the main supporter 320, and the cover bottom 330 and are fastened to the fastening holes of the panel fixing film 361.

The display device according to the third embodiment of the present invention can be stably fixed to the display panel because it is a fastening structure using a tape fastening system or a combined type panel fastening system of a tape fastening system and a screw fastening system, The effect of increasing the amount of physical engagement between the case and the display panel can be enhanced. Therefore, even if the width of the bezel is reduced, the force for allowing the display panel to escape from the top case can be reduced by the tape- It is possible to realize a low-bezel.

While the present invention has been particularly shown and described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. It is therefore to be understood that such changes and modifications are intended to be included within the scope of the present invention unless they depart from the scope of the present invention.

120 display device 110: display panel
140 Main supporter 130: Cover bottom
142 backlight unit 141: LED assembly
141 Reflector 143: Light guide plate
144: optical sheet 150: top case
160: Panel fixing member

Claims (15)

A panel fixing film having one end fixed to the display panel and the other end extending from the one end and having a fastening hole;
An adhesive film attached to at least one side edge of the display panel and one end of the panel fixing film to fix one end of the panel fixing film to the display panel; And
A fastening screw coupled to the fastening hole of the panel fixing film;
.
The method according to claim 1,
The panel fixing film
The panel fixing member is any one selected from a PET film (polyethylene terephthalate film), a PI film (polyimide film), a PES film (polyether sulfone film), and a PC film (polycarbonate).
The method according to claim 1,
The adhesive film
An anisotropic conductive film, a nonconductive film, and a double-sided tape.
A panel fixing film having one end fixed to the display panel and the other end extended from the one end;
An adhesive film attached to at least one side edge of the display panel and one end of the panel fixing film to fix one end of the panel fixing film to the display panel; And
A hook disposed in an opening of the panel fixing film;
.
A panel fixing film once fixed to the display panel;
An adhesive film attached to at least one side edge of the display panel and one end of the panel fixing film to fix one end of the panel fixing film to the display panel; And
A double-sided adhesive film adhered to the other end of the panel fixing film;
.
6. The method of claim 5,
The panel fixing member
A fixing hole is provided at the other end of the panel fixing film,
And a fastening screw fastened to the fastening hole of the panel fixing film.
A display panel;
A main supporter disposed under the display panel and supporting an edge of the display panel;
A cover bottom mounted on a lower portion of the main supporter;
A backlight unit mounted on the cover bottom;
A top case mounted on the main supporter and the display panel and coupled with the main supporter and the display panel; And
A panel fixing member having one end attached to the display panel and the other end inserted between the main supporter and the top case to fix the display panel;
.
8. The method of claim 7,
The panel fixing member
And the display panel is disposed on at least one side of the display panel.
8. The method of claim 7,
The display panel
A first substrate,
A second substrate facing the first substrate,
At least one drive PCB disposed outside the first and second boards,
And a tab mounting member for electrically connecting the first substrate and the driving PCB.
10. The method of claim 9,
The panel fixing member
And a plurality of tabs are arranged to be spaced apart from the tab mounting member.
8. The method of claim 7,
The panel fixing member
A panel fixing film having one end fixed to the display panel and the other end extending from the one end and inserted between the side surfaces of the main supporter and the top case,
An adhesive film attached to at least one side edge of the display panel and one end of the panel fixing film and fixing one end of the panel fixing film to the display panel,
And a fastening screw penetrating a lower side surface of the top case, the main supporter and the cover bottom, and coupled to the fastening hole of the panel fixing film.
8. The method of claim 7,
The panel fixing member
A panel fixing film having one end fixed to the display panel and the other end extending from the one end and inserted between the main supporter and the top case,
An adhesive film attached to at least one side edge of the display panel and one end of the panel fixing film and fixing one end of the panel fixing film to the display panel,
And a hook for attaching the other end of the panel fixing film to the main supporter, the hook being mounted on the lower side of the main supporter so as to be disposed in the opening of the panel fixing film.
8. The method of claim 7,
The panel fixing member
A panel fixing film having one end fixed to the display panel and the other end extending from the one end and inserted between the side surfaces of the main supporter and the top case;
An adhesive film attached to at least one side edge of the display panel and one end of the panel fixing film and fixing one end of the panel fixing film to the display panel,
And a double-sided adhesive film disposed between the other end of the panel fixing film and the lower side of the main supporter for attaching the other end of the panel fixing film to the main supporter.
14. The method of claim 13,
The panel fixing member
Further comprising a fastening screw having a fastening hole at the other end of the panel fixing film and penetrating a lower side surface of the top case, the main supporter and the cover bottom, and fastening the fastening hole of the panel fixing film.
8. The method of claim 7,
The backlight unit
An LED assembly arranged along at least one side of the cover bottom,
A reflection plate that is seated on the cover bottom,
A light guide plate that is seated on the reflection plate,
And a plurality of optical sheets arranged on the light guide plate.
KR1020150169080A 2015-11-30 2015-11-30 Panel pixing member and display device having the same KR20170064111A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150169080A KR20170064111A (en) 2015-11-30 2015-11-30 Panel pixing member and display device having the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150169080A KR20170064111A (en) 2015-11-30 2015-11-30 Panel pixing member and display device having the same

Publications (1)

Publication Number Publication Date
KR20170064111A true KR20170064111A (en) 2017-06-09

Family

ID=59220293

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020150169080A KR20170064111A (en) 2015-11-30 2015-11-30 Panel pixing member and display device having the same

Country Status (1)

Country Link
KR (1) KR20170064111A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11882663B2 (en) 2021-11-19 2024-01-23 Samsung Display Co., Ltd. Method of manufacturing display device and display device manufactured using the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11882663B2 (en) 2021-11-19 2024-01-23 Samsung Display Co., Ltd. Method of manufacturing display device and display device manufactured using the same

Similar Documents

Publication Publication Date Title
US9052545B2 (en) Liquid crystal display device
KR100859537B1 (en) Planar light source device
US8958022B2 (en) Liquid crystal display device including backlight unit
US8162674B2 (en) Backlight assembly and display device having the same
JP5244240B2 (en) Lighting device, display device, and television receiver
US20110128463A1 (en) Liquid crystal display device
KR20100078296A (en) Liquid crystal display device module
WO2010146913A1 (en) Illuminating device, display device, and television receiver
WO2010146916A1 (en) Illuminating device, display device, and television receiver
US20100283718A1 (en) Light-emitting unit and backlight apparatus having the same
KR20090043799A (en) Liquid crystal display device module
KR102296788B1 (en) Liquid crystal display device
KR101836484B1 (en) Backlgiht unit and liquid crystal display device the same
WO2010146921A1 (en) Illumination device, display device, and television receiver
WO2012063917A1 (en) Illumination device and liquid crystal display device provided with same
KR101323387B1 (en) Backlight Unit and Liquid crystal display module having the same
WO2012008187A1 (en) Lighting device and display device
KR20170064111A (en) Panel pixing member and display device having the same
KR20120136879A (en) Liquid crystal display device
KR20080036437A (en) Backlight assembly and liquid crystal display comprising the same
KR20100054663A (en) Liquid crystal display device having tempered glass
KR102129974B1 (en) Display device having direct type backlight unit and method for fabricating the same
KR101423519B1 (en) Liquid crystal display device
KR102456529B1 (en) Display device
KR102151059B1 (en) liquid crystal display device