KR101866394B1 - Flat panel type image panel display device and mathod for assembling the same - Google Patents

Abstract

[0001] The present invention relates to a flat-type image display apparatus of a clear borderless design and a method of assembling the same, in which a casing constituting an appearance of an image display apparatus is not formed, Wherein the panel fixing portion and the guide frame having the image display panel are formed in a double-coupled structure, and the panel fixing portion having the image display panel attached thereto is provided with at least one of the x, y, A panel guide formed so as to be able to flow in a direction; And a bottom case formed to cover an opened rear surface of the panel guide including the rear surface of the image display panel and fixed to the inner side surface of the panel guide.

Description

Technical Field [0001] The present invention relates to a flat panel display device and a method of assembling the flat panel display device,

[0001] The present invention relates to a flat-type image display apparatus of a clear borderless design in which a casing constituting an appearance of an image display apparatus is not formed, and an image display panel can be fixed to the double- The present invention relates to a flat display device and a method for assembling the flat display device.

2. Description of the Related Art Flat panel display devices used in monitors for personal computers, portable terminals and various information devices include liquid crystal display devices, plasma display devices, field emission display devices Field Emission Display Device and Light Emitting Display Device are emerging.

In such flat panel display devices, a display panel for displaying an image is mounted on a separate guide bracket or a panel guide and assembled inside a front cover, a back cover, or the like, which forms an appearance of the flat panel display device. Particularly, in the case of a liquid crystal display device, since the liquid crystal panel itself can not emit light, it is assembled together with a panel guide and a back cover so that a backlight unit or the like is further provided on the back surface thereof.

However, in recent years, there has been a demand for a flat-type image display device in which a front cover, a top case, and the like, which form the external appearance of a flat panel display device, Borderless Design) flat panel display devices are required to be developed.

Conventionally, the image display panel, the guide bracket, the backlight unit, and the like are fixed by separate bonding means or fixing means except for the front cover or the top case to assemble the clear type flat panel display. However, in the conventional structure, since the image display panel is directly fixed to the assembling structure such as the guide bracket, the image display panel and the assembled structure are deformed when an external pressure or an impact is generated, resulting in various defects . Also, the assembly process and the disassembly process were complicated, and the process yield was also lowered.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems and it is an object of the present invention to provide an image display panel of a flat display device formed by a clear borderless design, And an assembling and disassembling process thereof can be facilitated, and an object of the present invention is to provide a method of assembling the same.

According to an aspect of the present invention, there is provided a flat panel display, including: an image display panel for displaying an image; Wherein the panel fixing portion and the guide frame having the image display panel are formed in a double-coupled structure, and the panel fixing portion having the image display panel attached thereto is provided with at least one of the x, y, A panel guide formed so as to be able to flow in a direction; And a bottom case formed to cover an opened rear surface of the panel guide including the rear surface of the image display panel and fixed to the inner side surface of the panel guide.

The panel guide includes a panel fixing part for fixing a rear outer part of the image display panel by attaching a rear outer part of the image display panel by an attaching unit, and a panel fixing part having the image display panel attached thereto, and a guide frame having a gap in at least one axial direction of the x, y, and z axes so as to be able to flow in at least one axial direction of the z-axis, and assembled with the panel fixing portion.

Wherein the panel fixing portion of the panel guide includes a panel seating portion to which the rear outer portion of the image display panel is attached by the attaching means, a plurality of protrusions formed on the outer side wall of the bottom case and extending from the panel seating portion, And a first fixing hole formed in the plurality of side assemblies so as to be respectively engaged with the protruding fixing parts of the bottom case, And a plurality of openings formed corresponding to the positions of the respective side assemblies such that a plurality of side assemblies formed on the panel fixing section are inserted, .

A first gap is formed between the first fixing holes of the side surface assemblies and the protrusion fixing portions of the bottom case respectively fitted to the first fixing holes, the first gap being in the x direction, which is the front direction, A second gap is formed between the outer side wall portion of the guide frame and each side assembly portion of the panel fixing portion in the y-axis direction, which is the vertical direction, by the first gap in the x- And a third gap is formed between the outer side wall portion of the guide frame and the panel seating portion of the panel fixing portion in the left and right z-axis direction The panel fixing portion including the panel seating portion is formed in the z-axis direction from the panel guide, .

Wherein the panel fixing portion of the panel guide has a panel seating portion formed with a flat surface corresponding to the outer surface of the back surface of the image display panel and having an outer rear portion of the image display panel, And a first fixing hole formed in each of the plurality of side assemblies to be coupled to the guide frame, wherein the guide frame has a shape in which an inner front and rear surfaces are opened A plurality of fixing protrusions protruding from the side surface outer wall portion so that the first fixing holes formed in the side assembly portion of the panel fixing portion are respectively fastened to each other, A plurality of protruding fixing portions protruding from the protruding fixing portions, It characterized in that it includes a plurality of fastening holes are respectively fastened.

A first gap is formed between the first fixing holes of each of the side assemblies, the fixing protrusion of the guide frame, the fixing hole of the guide frame, and the protrusion fixing portion of the bottom case, Wherein the panel fixing part including the first and second panel fixing parts is moved by the first gap in the x-axis direction from the fixed bottom case, and the side outer wall part of the guide frame, each side assembly part of the panel fixing part, A second gap is formed between the inner surface of the guide frame and the y-axis in the vertical direction, so that the panel fixing portion including the respective side assembly portions flows in the y-axis direction from the outer side wall of the bottom case by a second gap, And between the outer wall portion of the side wall of the frame and the panel seating portion of the panel fixing portion, 3 gaps are formed so that the panel fixing portion including the panel seating portion flows by the third gap in the z-axis direction from the fixed panel guide.

According to another aspect of the present invention, there is provided a method of assembling a flat panel display, the method including assembling the panel fixing unit to the guide frame in at least one of x, y and z axes, Assembling the panel guide into a double-coupled structure of the panel fixing portion and the guide frame; Assembling a bottom case formed to cover an opened rear side of the panel guide with the panel guide; And attaching an image display panel for displaying an image on the front surface of the panel guide.

Wherein the assembling step of the panel guide includes preparing a panel fixing part for fixing the outer surface of the back surface of the image display panel so that the panel fixing part can move in at least one of the x, Preparing a guide frame in which a gap is formed in at least one of the x, y, and z-axis directions with respect to the fixed portion, and assembling the guide frame, the panel fixing portion, and the bottom case .

The panel assembly may be assembled such that the panel fixing part is seated on the front surface of the guide frame, and the side assemblies formed on the panel fixing part are inserted into openings formed in the guide frame, The guide frame is positioned between the panel fixing portion and the bottom case and the flow spacing is limited by the fixing structure of the panel fixing portion and the bottom case .

Wherein the guide frame is assembled in such a manner that the guide frame is seated on the front surface so as to cover both the front surface and the side surface of the bottom case, and a plurality of fastening holes formed on the outer side wall of the guide frame, And fixing the panel fixing portion to the front surface of the guide frame, wherein the side assembly portions formed on the panel fixing portion are formed on the outer side wall of the guide frame And is fastened and assembled to the fixing projections.

The flat display device and the method of assembling the flat display device according to the embodiment of the present invention having various features as described above may be modified so that the display panel of the flat display device formed by the clear borderless design can be fixed to the double- It is possible to prevent the image display panel or the double coupling structure from being deformed by external pressure or impact. Also, the assembling and disassembling process of the flat display device can be facilitated, thereby improving the overall process yield.

1 is an exploded perspective view schematically showing a planar image display apparatus according to an embodiment of the present invention.
Fig. 2 is a perspective view specifically showing an "A" portion of the assembled form of the flat panel display of Fig. 1. Fig.
3 is a perspective view showing a cutting plane II 'in FIG. 2;
4 is a perspective view showing a II 'sectional plane in which the first gap of FIG. 3 is changed;
FIG. 5 is a perspective view showing a cutting plane II 'of FIG. 2 to which the liquid crystal panel is attached; FIG.
FIG. 6 is a perspective view of a modified II 'cross section of the second and third gaps of FIG. 5; FIG.
7 is a cross-sectional view showing a cutting plane II 'in FIG. 2;
8 is an exploded perspective view schematically showing a planar display device according to a second embodiment of the present invention.
Fig. 9 is a perspective view specifically showing a portion "B" in the assembled form of the flat panel display of Fig. 8;
10 is an exploded perspective view showing part of a portion "B " before the liquid crystal panel is attached.
11 is a perspective view partially showing a portion "B " in a state in which the panel guide and the bottom case are assembled.

Hereinafter, a flat panel display device and a method of assembling the flat panel display device according to embodiments of the present invention will be described in detail with reference to the accompanying drawings.

As the flat panel display device of the present invention, a plasma display panel and a field emission display device can be applied in addition to a liquid crystal display device and an organic light emitting display device. The technical features of the present invention are applicable to all of the flat panel display devices described above, but an example applied to the liquid crystal display device will be described below for convenience of explanation.

1 is an exploded perspective view schematically showing a planar display device according to an embodiment of the present invention.

1, for example, a liquid crystal display device includes a liquid crystal panel 100 for displaying an image; The panel fixing portion 90a with the liquid crystal panel 100 and the guide frame 90b are formed in a double coupling structure and the panel fixing portion 90a with the liquid crystal panel 100 is fixed to the guide frame 90b ) And a panel guide (90) formed so as to be able to flow in at least one of x, y and z axes; A bottom case 10 formed to cover an opened rear side of the panel guide 90 including the rear surface of the liquid crystal panel 100 and fixed to the inner side surface of the panel guide 90; And a backlight unit (2) for irradiating light to the back surface of the liquid crystal panel (100) in a form housed in the bottom case (10).

The liquid crystal panel 100 has a rear surface portion attached to the front seat portion of the panel guide 90 to adjust the transmittance of light from the backlight unit 2 to display an image. The liquid crystal panel 100 includes a liquid crystal (not shown) formed between a lower substrate 102 and an upper substrate 104, a lower substrate 102 and an upper substrate 104, a lower substrate 102, And a spacer (not shown) that maintains a constant distance between the electrodes 104 and 104.

The upper substrate 104 includes a color filter; Black matrix; And a common electrode.

The lower substrate 102 includes a thin film transistor formed in each cell region defined by data lines and gate lines, and a pixel electrode connected to the thin film transistor. The thin film transistor supplies an image signal supplied from the data line to the pixel electrode in response to a gate-on voltage supplied from the gate line. Here, the common electrode formed on the upper substrate 104 may be formed on the lower substrate 102 depending on the mode of the liquid crystal.

Although not shown in the figure, a non-display portion of the lower substrate 102 is provided with a data pad region connected to each of the data lines and a gate pad region connected to each of the gate lines.

In the data pad area, a plurality of data circuit films on which data integrated circuits for supplying image signals to the data lines are mounted are attached. The data integrated circuit may be mounted on a lower substrate by a chip on glass method. In this case, the data integrated circuit mounted on the lower substrate 102 is supplied with a data signal or the like from the data printed circuit board through the data circuit film.

A plurality of gate circuit films having a gate integrated circuit for supplying a gate-on voltage to the gate lines are attached to the gate pad region. The gate integrated circuit may be mounted on the lower substrate 102 by a chip on glass method, or may be formed on the lower substrate 102 together with the manufacturing process of the thin film transistor.

The panel guide 90 is mounted on the front and side surfaces of the bottom case 10 so as to surround the backlight unit 2, that is, the outer surface and the side surface of the bottom case 10. The panel guide 90 includes a panel fixing portion 90a to which the rear outer surface of the liquid crystal panel 100 is fixed and a guide frame 90b to which the panel fixing portion 90a is assembled. The panel fixing portion 90a and the guide frame 90b are coupled in a double structure. The panel fixing portion 90a and the guide frame 90b may have a gap in at least one axial direction of the x, y, Lt; / RTI > the panel fixing portion 90a can be fixed to the guide frame 90b and at least one of the x, y, and z axes due to the double coupling structure in which the gap can be formed in at least one of the x, y, It can flow in the axial direction. Hereinafter, a structure in which a gap can be formed between the guide frame 90b and the panel fixing portion 90a in the directions of x, y, and z axes will be described as an example.

The front surface of the panel fixing portion 90a is formed in a planar shape so as to correspond to the outer surface of the back surface of the liquid crystal panel 100 so that the rear surface outside portion of the liquid crystal panel 100, And is attached to the entire surface of the panel fixing portion 90a by an attachment means such as an adhesive tape or the like. In this case, although the liquid crystal panel 100 is located at the front most position, it is fixed to the panel guide 90 by an adhesive means even if no separate case, cover, or the like is formed on the outer peripheral surface thereof.

The panel fixing portion 90a is assembled to the guide frame 90b. The guide frame 90b is assembled in such a manner that a gap can be formed in the x, y, and z axis directions so that the panel fixing portion 90a can flow in the x, y, and z axis directions, respectively. In other words, a gap can be formed between the panel fixing portion 90a and the guide frame 90b in the x, y, and z axis directions, so that even if the guide frame 90b is fixed to other structures such as the bottom case 10, The fixed portion 90a can flow in the x, y, and z-axis directions. Accordingly, the liquid crystal panel 100 is also attached to the panel fixing portion 90a and is movable in the x, y, and z axis directions together with the panel fixing portion 90a.

In the case of the panel fixing portion 90a, the inner surface of the panel fixing portion 90a is opened except the outer surface of the front portion where the liquid crystal panel 100 is seated, that is, the outer frame on which the liquid crystal panel 100 is seated. The guide frame 90b is formed by only a rectangular side frame in the form of partially covering the side surface or the back surface of the seating portion of the panel fixing portion 90a so that the inner front surface and the back surface are both opened. Therefore, the panel guide 90 after the panel fixing portion 90a and the guide frame 90b are assembled has a shape having only a seating portion and a side frame outside the front surface where the liquid crystal panel 100 is seated, that is, And has a square frame shape with an open back.

The panel guide 90 is assembled so as to cover both the edge and the side surface of the backlight unit 2, that is, the side surface of the bottom case 10 in which the diffuser plate 70 and the optical sheets 80 are housed. At this time, the panel guide 90 is mounted on the side surface of the bottom case 10 by the respective fixing holes formed on the side surface of the guide frame 90b.

The panel guide 90 formed of the double-bonded structure of the panel fixing portion 90a and the guide frame 90b may be formed of a metal material to improve the heat radiating effect or may be formed of a plastic material, As shown in FIG. The panel guide 90 will be described in more detail with reference to the accompanying drawings.

The backlight unit 2 includes a plurality of lamps 40, a lamp fixing part 41 mounted on the inside of the bottom case 10 with a plurality of lamps 40 mounted thereon, And a plurality of optical sheets 80 disposed on the diffuser plate 70 for vertically exposing the diffuser plate 70 and light from the light incident surface.

Each of the plurality of lamps 40 is detachably mounted on the lamp fixing portion 41 and is disposed so as to face the side incident light surface of the diffuser plate 70 and the side light incident surface of at least one of the optical sheets 80 do. Here, as the plurality of lamps 40, a light emitting diode (LED) 40 may be used. In the case of Fig. 1, the lamp 40 of the present invention is an edge type backlight unit composed of light emitting diodes, but a direct light type backlight unit other than an edge type may also be applied.

The plurality of lamps 40 are illuminated by a lamp driving power source supplied through each of the lamp fixing portions 41 and irradiate light to the light incidence surface of the diffuser plate 70 and each optical sheet 80.

The bottom case 10 has a lower surface opposed to the liquid crystal panel 100 or the optical sheet 80 so that the lamps 40 can be arranged and the diffusion plate 70 and each optical sheet 80 can be received and fixed And a seating portion extending from the inner side surface so as to face the bottom surface of the lower portion. (Not shown) for reflecting light from each lamp 40 toward the liquid crystal panel 100, that is, the front surface, is further formed on the lower bottom surface and the inner side surface of the bottom case 10. 1, the bottom case 10 is formed in a rectangular frame shape, and a plurality of protruding fixing portions 10 corresponding to the fixing holes of the panel guide 90 are formed on the outer side wall of the bottom case 10, The inner side surface of the panel guide 90, that is, the fixing holes of the panel guide 90, is fixed to a plurality of protrusion fixing portions 10a.

The lamp fixing part 41 is provided with a plurality of lamps 40 on one side of the inner surface of the bottom case 10 and supplies the lamp driving power transmitted from the outside to the plurality of lamps 40.

The diffusion plate 70 is stacked on the front opening of the bottom case 10 having a rectangular frame shape, that is, the inner bottom surface. The diffusion plate 70 converts the path of the light irradiated to the side light incidence surface to diffuse the light to the entire area of the liquid crystal panel 100.

The plurality of optical sheets 80 diffuse through the diffusion plate 70 to adjust the optical path so that the incident light is perpendicularly irradiated to the liquid crystal panel 100. To this end, the plurality of optical sheets 80 include at least one prism sheet 82 for condensing the light diffused by the diffuser plate 70, a diffusion sheet 84, a polarizing sheet 86 and a protective sheet (not shown) ) And the like.

The backlight unit 2 is further provided with a lamp driving circuit unit (not shown) for generating lamp driving power and driving the lamps 40. The lamps 40 are supplied with lamps Thereby supplying driving power. Here, in the case of the lamp driving circuit, the lamp driving power is generated by converting external power, which is composed of at least one inverter or switching circuits, and is inputted as an AC power, into DC power. The generated lamp driving power is supplied to each of the lamps 40 in accordance with the driving timing of the liquid crystal panel 100 and the like.

As described above, the backlight unit 2 generates light by irradiating a plurality of lamps 40 with the lamp driving power supplied from the lamp driving circuit unit, and irradiates the liquid crystal panel 100 and the like. As described above, the backlight unit 2 is provided with a plurality of optical sheets 80, and the light incident from the diffuser plate 70 or the lamp 40 is vertically irradiated onto the front surface thereof. That is, the plurality of optical sheets 80 adjust the optical path so that the light is emitted vertically. To this end, the optical sheets 80 include at least one prism sheet 82, a diffusion sheet 84, a polarizing sheet 86 ) And a protective sheet are stacked in this order. At this time, the types of sheets to be stacked and the order in which they are stacked can be converted and set according to the use purpose of the backlight unit 2.

2 is a perspective view specifically showing an "A" portion of the assembled form of the flat panel display of FIG. FIG. 3 is a perspective view showing a section I-I 'of FIG. 2, and FIG. 4 is a perspective view of a section I-I' of FIG. 3 where the first gap is changed.

1 to 3, the lamp fixing part 41 of the backlight unit 2 is fixed to the inner side surface of the bottom case 10 with a plurality of lamps 40, The backlight unit 2 is assembled by sequentially accommodating the diffuser plate 70 and the plurality of optical sheets 80 in the bottom case 10 facing the light source unit 10.

Thereafter, the panel fixing portion 90a and the guide frame 90b are assembled together to form a panel guide 90. The panel guide 90 includes a bottom case 10 (see FIG. 10) in which the diffuser plate 70 and the optical sheets 80 are housed And is mounted on the bottom case 10 so as to cover the side surface.

The panel fixing portion 90a of the panel guide 90 has a panel seating portion 90a which is formed in a flat surface corresponding to the outer surface of the back surface of the liquid crystal panel 100 and which is attached to the outer surface of the back surface of the liquid crystal panel 100 by attaching means. A plurality of side assembling portions 92 extending from the panel seating portion 91 and folded backward to be fastened to a plurality of projecting fixing portions 10a formed on the outer side wall of the bottom case 10, And first fixing holes 93 formed in the plurality of side assemblies 92 so as to be fastened to the protruding fixing portions 10a of the bottom case 10, respectively.

The guide frame 90b assembled with the panel fixing portion 90a includes a side surface outer wall portion 97 forming a square frame outer wall in which the inner front and rear surfaces are opened and a plurality of side surface assemblies And a plurality of openings 95 formed in correspondence with the positions of the side surface assemblies 92 so that each of the side surfaces 92 is inserted.

The panel fixing portion 90a configured as described above is assembled in a state of being seated on the front surface of the guide frame 90b. The side assembling portions 92 of the panel fixing portion 90a are inserted into the protrusions 10a of the outer side wall of the side surface of the bottom case 10 while being inserted into the openings 95 of the guide frame 90b, Respectively.

In other words, on the outer side wall of the side surface of the bottom case 10 according to the first embodiment of the present invention, the protrusion fixing portion 90 is formed to correspond to the first fixing hole 93 formed in the side assembly portions 92 of the panel fixing portion 90a. (10a) are formed. When the bottom case 10 and the panel guide 90 are assembled, the first fixing hole 93 of the side assembly 92 inserted in the opening 95 of the guide frame 90b is engaged with the protrusion fixing portion 10a Respectively. The guide frame 90b is positioned between the panel fixing portion 90a and the bottom case 10 so that the flow spacing can be limited by the fixing structure of the panel fixing portion 90a and the bottom case 10 have.

The gap between the panel fixing portion 90a and the guide frame 90b of the panel guide 90 constituted and assembled is spaced apart in the x, y and z axial directions, Even in the case of fixing to the bottom case 10, the panel fixing portion 90a can flow in the x, y, and z axis directions. That is, the liquid crystal panel 100 is attached to the panel fixing portion 90a and is movable in the x, y, and z axial directions together with the panel fixing portion 90a.

3 and 4, the protruding fixing portions 10a of the bottom case 10, in which the first fixing holes 93 of the panel fixing portion 90a and the first fixing holes 93 are fitted, respectively, A first gap Gap1 may be formed along the z-axis. Therefore, the panel fixing portion 90a including the side surface assembly portions 92 is movable in the z-axis direction from the fixed panel guide 90. [ A first gap Gap1 is formed between the lower surface of the protrusion fixing portion 10a and the lower surface of the inner surface of the first fixing hole 93 and the panel fixing portion 90a is formed according to the size and direction of the first gap Gap1. (Gap1) of the z-axis.

FIG. 5 is a perspective view showing a sectional view taken along line I-I 'of FIG. 2, and FIG. 6 is a perspective view showing a sectional view taken along the line I-I' in which the second and third gaps of FIG. 5 are changed.

5 and 6, a second gap Gap2 is formed between the outer wall surface of the guide frame 90b assembled with each other and each side assembly 92 of the panel fixing portion 90a along the x axis, The panel fixing portion 90a including the side assembling portion 92 is movable in the x-axis direction by the second gap Gap2 from the fixed guide frame 90b. That is, the outer wall surfaces of the guide frame 90b and the side surface assembly portions 92 of the panel fixing portion 90a may be in contact with each other as shown in FIG. 6, or may be spaced apart by a second gap Gap2 It becomes possible.

A third gap Gap3 is formed in the y-axis between the outer wall surface of the guide frame 90b assembled with each other and the panel seating portion 91 of the panel fixing portion 90a, The fixing portion 90a is movable in the y-axis direction from the fixed panel guide 90 by the third gap Gap3. That is, the outer surface of the outer wall of the guide frame 90b and the panel seating portion 91 of the panel fixing portion 90a may be in contact with each other as shown in FIG. 6, or may be spaced apart by a second gap Gap2 .

7 is a cross-sectional view taken along line I-I 'of FIG. 2;

Referring to FIGS. 1 and 7, a process of assembling the flat panel type liquid crystal display device according to the present invention will be described below.

First, the lamp fixing part 41 is fixed to the inner side surface of the bottom case 10 with a plurality of lamps 40. Inside the bottom case 10 facing the lamps 40, The backlight unit 2 is assembled by sequentially storing the diffusion plate 70 and the plurality of optical sheets 80.

The panel guide 90 having the panel fixing portion 90a and the guide frame 90b assembled thereto covers the front surface of the bottom case 10 in which the diffusion plate 70 and the optical sheets 80 are housed, And is mounted on the bottom case 10 so as to enclose it. The first fixing holes 93 of the panel fixing portion 90a are fastened to the protruding fixing portions 10a of the bottom case 10 so that the guide frame 90b including the panel fixing portion 90a is fixed to the bottom And is fastened and assembled with the case 10.

When the panel guide 90 is attached to the bottom case 10, the liquid crystal panel 100 is attached to the panel seating portion 91 of the panel guide 90, that is, the panel fixing portion 90a And adhered and fixed to the panel seating portion 91.

The panel fixing portion 90a of the panel guide 90 constructed and assembled as described above and the protruding fixing portion 10a of the bottom case 10 and the guide frame 90b are spaced apart in the x, Even when the guide frame 90b is fixed, it is possible to move in the x, y and z directions in the case of the panel fixing portion 90a. That is, the liquid crystal panel 100 is attached to the panel fixing portion 90a and is movable in the x, y, and z axial directions together with the panel fixing portion 90a. Accordingly, in the flat panel display according to the embodiment of the present invention and the assembly method thereof, the image display panel of the flat panel display formed by the clear borderless design can be fixed to the double-layer structure, It is possible to prevent the panel or the double joint structure from being deformed by external pressure or impact. Also, the assembling and disassembling process of the flat display device can be facilitated, thereby improving the overall process yield.

8 is an exploded perspective view schematically showing a planar display device according to a second embodiment of the present invention. 9 is a perspective view specifically showing a portion "B" in the form in which the flat panel display device of Fig. 8 is assembled.

8 is the same as the structure of the flat display device shown in FIG. 1, in which the mounting structure of the liquid crystal panel 100 and the assembling structure of the mercury light unit 2 are the same. The assembly structure of the panel guide 90 including the panel fixing portion 90a to which the liquid crystal panel 100 is attached and fixed and the guide frame 90b to be assembled with the panel fixing portion 90a, And the bottom case 10 are different from each other.

8 and 9, the panel fixing portion 90a of the panel guide 90 has a flat surface corresponding to the outer surface of the back surface of the liquid crystal panel 100, A plurality of side assembling portions 92 extending from the panel seating portion 91 and bent in the backward direction and fastened to the guide frame 90b; And a first fixing hole 93 formed in each of the plurality of side assemblies 92 so as to be opened.

The guide frame 90b assembled with the panel fixing portion 90a includes a side surface outer wall portion 97 forming a square frame outer wall in which the inner front and rear surfaces are opened and a side surface assembly portion 92 of the panel fixing portion 90a, A plurality of fixing protrusions 99 protruding from the side surface outer wall 97 so that the first fixing holes 93 formed in the bottom case 10 are respectively fastened and a plurality of protrusion fixing portions 10a protruding from the side surface outer walls of the bottom case 10. [ And a plurality of fastening holes 95 formed to correspond to the protruding fixing portions 10a when assembled. The panel fixing portion 90a configured as described above is assembled in a state of being seated on the front surface of the guide frame 90b. At this time, the side assembling portion 92 of the panel fixing portion 90a is inserted into the opening 95 of the guide frame 90b.

The panel fixing portion 90a according to the second embodiment of the present invention is assembled in a form of being seated on the front surface of the guide frame 90b. At this time, the side assembling portions 92 of the panel fixing portion 90a, Are fixed to the fixing projections 99 formed on the side wall of the side wall 90b.

In the guide frame 90b, a plurality of fastening holes 95 formed on the outer surface of the side surface of the guide frame 90b are assembled to the bottom surface of the bottom case 10 so as to cover both the front surface and the side surface of the bottom case 10. [ And are fastened to the protruding fixing portions 10a protruding from the side wall of the case 10, respectively.

Between the panel fixing portion 90a of the panel guide 90 constructed and assembled as described above and the protruding fixing portion 10a of the guide frame 90b and the bottom case 10, Even when the guide frame 90b is fixed to the bottom case 10, it is possible to move in the x, y and z axis directions in the case of the panel fixing portion 90a. That is, the liquid crystal panel 100 is attached to the panel fixing portion 90a and is movable in the x, y, and z axial directions together with the panel fixing portion 90a.

Specifically, the first fixing holes 93 of the side surface assembly 92 and the fixing protrusions 99 of the guide frame 90b and the fixing holes 95 of the guide frame 90b and the bottom surface of the bottom case 10 A first gap Gap1 is formed between the protruding fixing portions 10a in the z axis direction in the front direction so that the panel fixing portion 90a including the respective side assembling portions 92 is fixed from the fixed bottom case 10 to the z- (Gap1) in the direction of the first gap Gap1.

The outer side wall portion 97 of the guide frame 90b assembled with each other and each side assembly portion 92 of the panel fixing portion 90a and the inner side surface of the outer side wall portion of the bottom case 10 and the guide frame 90b And the second gap Gap2 is formed on the x-axis of the bottom case 10 so that the panel fixing portion 90a including the respective side assembling portions 92 can move in the x-axis direction from the side outer wall portion of the bottom case 10 to the second gap Gap2).

A third gap Gap3 is formed between the outer side wall 97 of the guide frame 90b and the panel seating portion 91 of the panel fixing portion 90a in the y axis so that the panel seating portion 91 Is movable in the y-axis direction from the fixed panel guide 90 by the third gap Gap3.

Fig. 10 is an exploded perspective view showing part of the "B" portion before the liquid crystal panel is attached, and Fig. 11 is a perspective view showing part of the "B" portion in a state in which the panel guide and the bottom case are assembled.

10 and 11, a process of assembling the flat panel type liquid crystal display device according to the present invention will be described.

First, the lamp fixing part 41 is fixed to the inner side surface of the bottom case 10 with a plurality of lamps 40. Inside the bottom case 10 facing the lamps 40, The backlight unit 2 is assembled by sequentially storing the diffusion plate 70 and the plurality of optical sheets 80.

Thereafter, the guide frame 90b is assembled in such a manner that the guide frame 90b is seated on the front surface so as to cover both the front surface and the side surface of the bottom case 10. At this time, a plurality of fastening holes 95 formed on the outer side wall of the guide frame 90b And are fastened to the protruding fixing portions 10a protruding from the side wall of the bottom case 10, respectively. At this time, the panel fixing portion 90a is mounted on the front surface of the guide frame 90b. At this time, the side fixing portions 92 of the panel fixing portion 90a, that is, The fixing holes 93 are respectively fastened and assembled to the fixing protrusions 99 formed on the side wall of the side surface of the guide frame 90b.

When the panel guide 90 is mounted on the bottom case 10, the liquid crystal panel 100 is attached to the panel seating portion 91 of the panel guide 90, that is, And is adhered and fixed to the seat portion 91. [

The gap between the panel fixing part 90a and the guide frame 90b constituted and assembled as described above and the protruding fixing part 10a of the bottom case 10 is spaced apart from any one of the x, Respectively, so that the panel fixing portion 90a can flow. That is, the liquid crystal panel 100 can be attached to the panel fixing portion 90a and can flow along any one of the x, y, and z axis directions together with the panel fixing portion 90a. Accordingly, in the flat panel display according to the embodiment of the present invention and the assembly method thereof, the image display panel of the flat panel display formed by the clear borderless design can be fixed to the double-layer structure, It is possible to prevent the panel or the double joint structure from being deformed by external pressure or impact. Also, the assembling and disassembling process of the flat display device can be facilitated, thereby improving the overall process yield.

While the present invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. Will be apparent to those of ordinary skill in the art.

Claims (10)

A video display panel for displaying an image;
The panel fixing unit and the guide frame having the image display panel are formed in a double-coupled structure. The panel fixing unit is configured to move in the x, y, and z axes, a panel guide having a gap in at least one axial direction of the z-axis and configured to be assembled with the guide frame;
And a bottom case formed to cover an opened rear side of the panel guide including the back side of the image display panel and fixed to an inner side surface of the panel guide. The method according to claim 1,
The panel fixing portion
And a rear outer frame portion of the image display panel is fixed by attaching a rear outer frame portion of the image display panel. 3. The method of claim 2,
The panel fixing portion
A panel seating portion having a surface corresponding to a rear outer surface of the image display panel and having a rear outer surface of the image display panel,
A plurality of side assembling parts extending from the panel seating part and bent in a back face direction and being respectively fastened to a plurality of projecting and fixing parts formed on side outer walls of the bottom case,
And first fixing holes formed in the plurality of side assemblies so as to be respectively coupled to the projecting and fixing portions of the bottom case,
The guide frame
A side outer wall portion forming an outer wall in the shape of a rectangular frame in which the inner front and rear surfaces are opened, and
And a plurality of openings formed corresponding to the positions of the respective side assemblies so that the plurality of side assemblies formed on the panel fixing section are inserted. The method of claim 3,
A first gap is formed between the first fixing holes of the side surface assembly and the protrusion fixing portions of the bottom case sandwiched between the first fixing holes and the first fixing holes, The first gap flows in the z-axis direction from the panel guide,
A second gap is formed between the outer side wall of the guide frame and each of the lateral side assemblies of the panel fixing portion in the vertical direction x axis so that the panel fixing portion including the side side assembling portions is spaced apart from the panel guide in the x- Gap,
A third gap is formed between the outer side wall of the guide frame assembled with each other and the panel seating portion of the panel fixing portion in the y-axis direction in the left and right directions, so that the panel fixing portion including the panel seating portion is moved in the y- And the third gap is shifted by the third gap. 3. The method of claim 2,
The panel fixing portion of the panel guide
A panel seating part having a flat surface corresponding to a rear outer surface of the image display panel and having a rear outer surface of the image display panel,
A plurality of side assemblies extending from the panel seating portion and folded backward and fastened to the guide frame,
And a first fixing hole formed in each of the plurality of side assemblies to be fastened to the guide frame,
The guide frame
A side outer wall portion forming an outer wall of a rectangular frame shape in which the inner front and rear surfaces are opened,
A plurality of fixing protrusions protruding from the side surface outer wall part so that the first fixing holes formed in the side assembly part of the panel fixing part are respectively fastened,
And a plurality of fastening holes formed to correspond to a plurality of protruding fixing portions protruding from outer side walls of the bottom case and fastened to the respective protruding fixing portions when assembled. 6. The method of claim 5,
A first gap is formed between the first fixing holes of each of the side assemblies, the fixing protrusion of the guide frame, the fixing hole of the guide frame, and the protrusion fixing portion of the bottom case, the z axis being the front direction, Wherein the panel fixing portion including the first portion is moved by the first gap in the z-axis direction from the fixed bottom case,
A second gap is formed between the outer side wall portion of the guide frame and each side assembly portion of the panel fixing portion, the outer side wall portion of the bottom case, and the inner surface portion of the guide frame, The panel fixing portion including the assembly portion flows from the side outer wall portion of the bottom case by the second gap in the x-axis direction,
A third gap is formed between the outer side wall portion of the guide frame and the panel seating portion of the panel fixing portion in a y-axis direction in the left and right direction, so that the panel fixing portion including the panel seating portion is moved in the y- Wherein the gap between the first electrode and the second electrode is equal to or larger than the first gap. Preparing a panel fixing part to which an image display panel is attached;
Preparing a guide frame in which a gap is formed in at least one of the x, y and z axial directions with respect to the panel fixing portion;
Assembling the panel guide in a double-coupled structure of the panel fixing portion and the guide frame so that the panel fixing portion can flow in at least one of the x, y, and z axial directions;
Assembling a bottom case formed to cover an opened rear side of the panel guide with the panel guide; And
And attaching an image display panel for displaying an image on the front surface of the panel guide. 8. The method of claim 7,
Wherein the step of preparing the panel fixing part fixes the panel fixing part to the outer surface of the back surface of the image display panel. 9. The method of claim 8,
The assembling step of the panel guide
Wherein the panel fixing portion is mounted on the front surface of the guide frame and the side assembly portions formed on the panel fixing portion are inserted into the opening formed in the guide frame, And then,
Wherein the guide frame is positioned between the panel fixing part and the bottom case, and the flow spacing is restricted by the fixing structure of the panel fixing part and the bottom case. 9. The method of claim 8,
The assembling step of the panel guide
Wherein the guide frame is assembled in such a manner that the guide frame is seated on the front surface so as to cover both the front side and the side surface of the bottom case, wherein a plurality of fastening holes formed on the outer side wall of the guide frame protrude from the outer side wall of the bottom case Respectively, and
Wherein the panel fixing part is mounted on the front surface of the guide frame and the side assembling parts formed on the panel fixing part are fastened and assembled to the fixing protrusions formed on the outer side wall of the guide frame, A method of assembling a flat panel display device.

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