KR20090044468A - Liquide crystal display device - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a liquid crystal display device, and in particular, a fastening groove formed in a hollow shape from an outer side of a panel guide and having a locking jaw, and a fastening protrusion projecting from an outer upper surface of the main support to be engaged with the fastening groove. By providing a gap, the gap between the panel guide and the main support is prevented from being formed, and the thickness of the main support is minimized.

The present invention includes a liquid crystal panel provided with an upper surface on which a screen is displayed and a side surface extending on the upper surface; A panel guide having a seating portion in which the liquid crystal panel is seated, an outer side surface parallel to a side surface of the liquid crystal panel, and a fastening groove formed in a recessed shape formed inwardly from the outer side; A lamp disposed under the liquid crystal panel to supply light to the liquid crystal panel; The lamp is accommodated therein and the panel guide is seated on the upper portion, and an outer upper surface parallel to the upper surface of the liquid crystal panel is provided. The upper and lower fastening protrusions protrude upward from the outer upper surface to be engaged with each other in the vertical direction. Main support; Is achieved by.

LCD, Panel Guide, Main Support

Description

Liquid crystal display {LIQUIDE CRYSTAL DISPLAY DEVICE}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a liquid crystal display device, and more particularly, to a liquid crystal display device in which a fastening protrusion can be formed and the thickness of the main support is minimized regardless of the positions of other components such as lamp wire withdrawal holes in the main support.

BACKGROUND ART In general, liquid crystal display devices have tended to be gradually widened due to their light weight, thinness, and low power consumption. Accordingly, the liquid crystal display device is widely used as a portable computer such as a notebook PC, office automation equipment, audio / video equipment, and the like.

In general, the liquid crystal display device displays a desired image on a screen by adjusting the amount of light transmitted according to image signals applied to a plurality of control switching elements arranged in a matrix.

The liquid crystal display includes a liquid crystal panel in which a color filter substrate as an upper substrate and a thin film transistor array substrate as a lower substrate are opposed to each other, and a liquid crystal layer is filled therebetween; And a driver for supplying scan signals and image information to the liquid crystal panel to operate the liquid crystal panel.

The liquid crystal display device having the above configuration is a non-light emitting device that does not emit light by itself compared to a cathode ray tube (CRT) or a light emitting diode (LED). in need.

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

As shown in FIG. 1, a conventional general liquid crystal display device includes a liquid crystal panel 1; A panel guide 2 on which the liquid crystal panel 1 is seated; A lamp 3 positioned at at least one side of the lower part of the liquid crystal panel 1 to supply light to the liquid crystal panel 1; A light guide plate (5) for guiding light emitted from the lamp (3) in the direction of the liquid crystal panel (1); A lamp housing (6) formed with an opening facing one side of the light guide plate (5) and surrounding the lamp (3); A main support 4 having the lamp 3 housed therein and a panel guide 2 seated thereon; A lamp driver (not shown) disposed outside the main support (4) to supply power to the lamp (3); A lamp wire (7) connecting the lamp (3) and a lamp driver; It is configured to include.

The main support 4 has a lamp wire withdrawal hole 4c for extracting a lamp wire 7 electrically connecting the lamp 3 inside the main support 4 to the lamp driving unit outside the main support 4. Is formed.

In addition, the panel guide 2 is formed with a first fastening protrusion 2a which protrudes from an outer side surface and is provided with a first fastening groove 2b therein, and the main support 4 is formed internally from an outer side surface. The second fastening groove 4a having the second fastening protrusion 4b is formed. Accordingly, the first fastening groove 2b inside the first fastening protrusion 2a formed on the panel guide 2 and the second fastening protrusion 4b inside the second fastening groove 4a formed on the main support 4 are formed. The panel guide 2 and the main support 4 are assembled.

Here, the second fastening groove 4a and the second fastening protrusion 4b of the main support 4 cannot be formed at the upper part of the position where the lamp wire withdrawal hole 4c is formed, which is the lamp wire withdrawal hole 4c. This is because the space for forming the second fastening groove 4a and the second fastening protrusion 4b is insufficient due to the presence of

In addition, the panel guide 2, the main support 4, and the lamp housing 6 may include a first fastening hole 2f, a second fastening hole 4f, and a third fastening hole (not shown) for fastening the screw 10. C) is formed at positions corresponding to each other. That is, the first guide hole 2f is formed in the panel guide 2, and the second support hole 4f is formed in a position corresponding to the first fastening hole 2f in the main support 4, and the lamp housing ( 6, a third fastening hole (not shown) is formed at a position corresponding to the first fastening hole 2f and the second fastening hole 4f, and the first fastening hole 2f formed at a position corresponding to each other. ), The panel guide 2, the main support 4, and the lamp housing 6 are assembled by fastening the screw 10 simultaneously to the second fastening hole 4f and the third fastening hole (not shown).

The first fastening hole 2f, the second fastening hole 4f, and the third fastening hole (not shown) may overlap the panel guide 2, the main support 4, and the lamp housing 6 at the same time. It is preferably formed in position.

The first fastening hole 2f, the second fastening hole 4f, and the third fastening hole (not shown) correspond to the panel guide 2, the main support 4, and the lamp housing 6 corresponding to each other. Is formed in, but in the position corresponding to both ends of the lamp housing 6 as shown in Figure 1 in order to obtain the maximum fixing effect with the minimum number of screws (10).

In addition, the first and second fastening holes 2f and 2f fastening holes for the efficient withdrawal of the lamp wires 7c connected to both ends of the lamp 3 are also formed in the lamp wire withdrawing holes 4c formed in the main support 4. At both ends of the lamp housing 6, which are similar positions to 4f and the third fastening hole (not shown).

1 and 2, the exact positions of the first fastening holes 2f, the second fastening holes 4f, and the third fastening holes (not shown) and the lamp wire withdrawing holes 4c are different. However, it can be seen that they are adjacent to each other.

In the liquid crystal display device having such a configuration, the panel guide 2 is placed on the upper part of the main support 4 after the lamp housing 6 is accommodated in the main support 4 through a slide or the like during the assembly process. The mounting work is performed first, and in this process, the first fastening groove 2b formed in the first fastening protrusion 2a of the panel guide 2 and the second fastening groove 4a of the main support 4 are formed. 2 work to fasten the fastening protrusion (4b) is made.

Subsequently, a screw (not shown) is formed in the first fastening hole 2f, the second fastening hole 4f, and the third fastening hole (not shown) formed in the panel guide 2, the main support 4, and the lamp housing 6. 10) Fastening is done. At this time, as mentioned above, the second fastening groove 4a and the second fastening protrusion 4b of the main support 4 are the panel guide 2 and the main support 4 due to the lamp wire withdrawing holes 4c. And the first fastening hole 2f, the second fastening hole 4f, and the third fastening hole (not shown) formed at a predetermined distance from the lamp housing 6, and thus, the first fastening hole 2f, The panel guide 2 at the point where the lamp wire withdrawal hole 4c is located when more than necessary force is applied in the process of fastening the screw 10 to the second fastening hole 4f and the third fastening hole (not shown). ) Is bent and lifted from the upper surface of the main support (4) to cause a defect that a gap (gap) is formed.

As such, when one point of the panel guide 2 is bent and a gap occurs between the panel guide 2 and the main support 4, the mounting state of the liquid crystal panel 1 seated on the panel guide 2 becomes unstable. At the same time, foreign matter enters inside the panel guide 2 and the main support 4, potentially degrading the display quality of the liquid crystal panel 1.

In the liquid crystal display device having the above configuration, the first fastening groove 2b of the panel guide 2 and the second fastening protrusion 4b of the main support 4 are fastened during the assembly process. After the operation of fastening the first fastening protrusion 2a of 2) and the second fastening groove 4a of the main support 4, the fastening state of the first fastening groove 2b and the second fastening protrusion 4b, and The first fastening protrusion 2a and the second fastening groove 4a are inspected. In this process, the panel guide 2 and the four sides of the main support 4 are observed only by observing four directions. There is a disadvantage in that it takes a lot of time because the inspection task is not simple.

In addition, the main support 4 having the configuration as described above has a second fastening groove 4a formed in a hollow shape in an inward direction from an outer side surface and a second protruding from a surface forming the second fastening groove 4a. Since the fastening protrusions 4b must have a thickness capable of preparing a space in which the fastening protrusions 4b can be formed, the thickness of the main support 4 becomes thick, thereby increasing the size of the entire liquid crystal display device.

Accordingly, the present invention is to solve the problems of the prior art as described above, an object of the present invention is formed in a hollow shape from the outer side of the panel guide to the inside and the locking groove formed with a locking step, and protrudes from the outer upper surface of the main support By providing a fastening protrusion to be engaged with the fastening groove, the gap between the panel guide and the main support is prevented from forming more than necessary, and the liquid crystal display device is minimized the thickness of the main support.

According to a preferred embodiment of the present invention, a liquid crystal display device includes: an upper surface on which a screen is displayed and a side surface extending on the upper surface; A panel guide having a seating portion in which the liquid crystal panel is seated, an outer side surface parallel to a side surface of the liquid crystal panel, and a fastening groove formed in a recessed shape formed inwardly from the outer side; A lamp disposed under the liquid crystal panel to supply light to the liquid crystal panel; The lamp is accommodated therein and the panel guide is seated on the upper portion, and an outer upper surface parallel to the upper surface of the liquid crystal panel is provided. The upper and lower fastening protrusions protrude upward from the outer upper surface to be engaged with each other in the vertical direction. Main support; It is configured to include.

The liquid crystal display according to the present invention having the configuration described above has a fastening groove formed in a hollow shape from an outer side surface of the panel guide and having a locking step, and protrudes from an outer upper surface of the main support to engage with the fastening groove. By being provided with a fastening protrusion, the fastening protrusion has an advantage that it can be formed at any position of the main support irrespective of the position of the other components, including the lamp wire withdrawal hole.

Accordingly, it is possible to form the fastening protrusion at the upper part of the position where the lamp wire withdrawal hole is formed in the main support, that is, the position adjacent to the first to third fastening holes for screw fastening. Even if a problem of applying excessive force when the screw is fastened to the first to third fastening holes formed in the lamp housing occurs, the fastening protrusion formed adjacent to the first to third fastening holes is supported while being fastened to the fastening groove. As a result, the bending of the panel guide is prevented, so that a gap does not occur between the panel guide and the main support.

In the liquid crystal display according to the present invention having the above-described configuration, the fastening protrusion formed on the main support is formed to protrude upward from the outer upper surface of the main support, so that an area for forming the fastening protrusion on the main support needs to be separately provided. There is no advantage, the thickness of the main support can be minimized.

Accordingly, by minimizing the size of the liquid crystal display device, there is an effect that can meet the trend of light weight and thickness in the recent liquid crystal display device.

In addition, the liquid crystal display device according to the present invention having the configuration described above has a shape in which the fastening grooves formed in the panel guide have a hollow shape from the outer side of the panel guide to the inside, but have a fine shape to the outer upper surface of the panel guide. When inspecting only the upper surface of the panel guide during the inspection work to determine whether the fastening groove of the guide and the fastening protrusion of the main support have been completed, the fastening state between the fastening groove of the panel guide and the fastening protrusion of the main support There is an advantage that can be observed.

Accordingly, it is possible to accurately determine whether the fastening groove of the panel guide and the fastening protrusion of the main support are completed within a short time.

Hereinafter, a liquid crystal display according to an exemplary embodiment of the present invention will be described in detail with reference to the accompanying drawings.

As shown in FIG. 3, a liquid crystal display according to an exemplary embodiment of the present invention includes a liquid crystal panel 101 having an upper surface on which a screen is displayed and a side surface extending on the upper surface; A mounting portion 102c on which the liquid crystal panel 101 is mounted is provided therein, and an outer side surface 102d parallel to the side surface of the liquid crystal panel 101 is provided, and the shape is recessed inward from the outer side surface 102d. A panel guide 102 having fastening grooves 102a having a locking step 102b formed therein; A lamp 103 disposed under the liquid crystal panel 101 to supply light to the liquid crystal panel 101; The lamp 103 is accommodated therein and the panel guide 102 is seated thereon, and an outer upper surface 104d parallel to the upper surface of the liquid crystal panel 101 is provided, and protrudes upward from the outer upper surface 104d. A main support 104 having fastening protrusions 104a engaged with the fastening grooves 102a in an up and down direction and fastened to each other; It is configured to include.

And, the light guide plate 105 for guiding the light emitted from the lamp 103 toward the liquid crystal panel 101; A lamp housing 106 formed with an opening facing one side of the light guide plate 105 and surrounding the lamp 103; A lamp driver (not shown) which supplies power to the lamp 103 and is disposed outside the main support 104; A lamp wire 107 connecting between the lamp 103 and a lamp driver (not shown); Is further provided.

Hereinafter, each component of the liquid crystal display according to the preferred embodiment of the present invention having the above configuration will be described in detail.

As shown in FIG. 3, the liquid crystal panel 101 includes a color filter substrate 101a as an upper substrate and a thin film transistor array substrate 101b as a lower substrate, and a liquid crystal layer (not shown) between the two substrates. Is formed. Here, the surface on which the screen is displayed among the plurality of surfaces constituting the liquid crystal panel 101 is defined as the upper surface, the surface extending on the upper surface and positioned on the side is defined as the side, and the surface opposite to the upper surface is defined as the rear surface. would.

As described above, the liquid crystal panel 101 is seated on a mounting portion 102c formed inside the panel guide 102.

As shown in FIG. 3, the panel guide 102 has a shape surrounding the edge and side surfaces of the rear surface of the liquid crystal panel 101. In addition, a mounting portion 102c for mounting the liquid crystal panel 101 is formed inside the panel guide 102, and a lower region is mounted inside the main support 104 outside the panel guide 102. Stepped portion 102g is formed. That is, the panel guide 102 has a larger edge of the lower region than an edge of the upper region.

The panel guide 102 is provided with an outer side surface 102d parallel to the side surface of the liquid crystal panel 101 and an outer upper surface 102e parallel with the top surface of the liquid crystal panel 101.

At least one lamp 103 is provided on at least one side of the lower portion of the liquid crystal panel 101, that is, at least one side of the inside of the main support 104.

Referring to FIG. 3, the lamp 103 is disposed in the lamp housing 106, and lamp wires 107 are connected to both ends of the lamp 103.

As shown in FIG. 3, a light guide plate 105 for guiding light emitted from the lamp 103 toward the liquid crystal panel 101 is provided below the liquid crystal panel 101, that is, inside the main support 104. The light guide plate 105 is provided with at least one light incident surface on which light emitted from the lamp 103 is incident.

In addition, an upper portion of the light guide plate 105 is provided with an optical sheet 108 to convert the light emitted from the light guide plate 105 to the liquid crystal panel 101, the optical sheet 108 is a diffusion sheet, a prism sheet And a plurality of sheets such as a protective sheet.

Referring to FIG. 3, a lamp housing 106 is disposed on at least one side of the main support 104, and an opening facing the light incident surface of the light guide plate 105 is formed in the lamp housing 106.

At least one lamp 103 is provided inside the lamp housing 106, and the lamp housing 106 surrounds and fixes the lamp 103 to prevent breakage of the lamp 103.

The method in which the lamp housing 106 is housed inside the main support 104 may include a method in which the lamp housing 106 is housed directly from the top of the main support 104 or the side of the main support 104 during the assembly process of the liquid crystal display. Various examples are possible, such as a method of sliding and receiving the inside of the main support 104 through the groove 104e provided in the groove 104e. In the liquid crystal display according to the preferred embodiment of the present invention, the latter case will be taken as an example.

The main support 104 houses the light guide plate 105 and the optical sheet 108 as well as the lamp housing 106 as described above.

Although not shown in detail in the drawings, a lamp driver (not shown) for supplying power to the lamp 103 is disposed on the outer rear surface of the main support 104.

And, as mentioned above, the lamp wire 107 for the electrical connection with the lamp driving unit (not shown) is connected to both ends of the lamp 103, the end of the lamp wire 107 is the lamp driving unit ( A connector 109 is provided that is directly connected to the drawing.

Referring to FIG. 3, the main support 104 draws lamp wires 107 connected to both ends of the lamp 103 located inside the main support 104 to the outside of the main support 104, thereby providing a lamp driving unit ( A lamp wire withdrawing hole 104c for connecting to the lamp wire is formed. The lamp wire lead-out hole 104c is formed at a position adjacent to one end of the lamp 103.

As such, the lamp wire 107 is disposed to pass through the lamp wire withdrawing hole 104c to connect the lamp 103 and the lamp driver (not shown) with a minimum length.

As shown in FIG. 3, the panel guide 102 is provided with a fastening groove 102a formed in the shape of a groove from the outer side surface 102d to the inside, and the main support 104 has an upper surface 104d upward. A fastening protrusion 104a is formed to protrude and have a shape to engage with the fastening groove 102a.

The fastening groove 102a has a hollow shape from the outer side surface 102d of the panel guide 102 to the outer upper surface 102e.

However, the fastening groove 102a formed in the panel guide 102 of the liquid crystal display device according to the present invention has a shape that is recessed inward from the outer side surface 102d of the panel guide 102 but is outside of the panel guide 102. It is not limited to having a fine shape to the upper surface (102e), the fastening groove (102a) has a hollow shape only from the outer side (102d) of the panel guide 102 within the scope not departing from the gist of the present invention. Various shapes are possible within the range without departing from the gist of the present invention.

The inner surface constituting the fastening groove 102a and the outer surface constituting the fastening protrusion 104a have the same shape, but the fastening groove 102a and the fastening protrusion 104a have a circumference of an upper region than a circumference of a lower region. By being formed to be large, the locking step (102b, 104b) is provided.

Therefore, since the fastening groove 102a and the fastening protrusion 104b are fastened to each other and firmly fixed by the locking jaws 102b and 104b, the fastening groove 102a and the fastening protrusion 104b are prevented from being separated. That is, even when external pressure is applied, the gap between the panel guide 102 and the main support 104 is kept to a minimum without variation. This will be described in detail below.

As shown in FIG. 3, the fastening protrusion 104a is formed to protrude upward from the outer upper surface 104d of the main support 104, thus forming the fastening protrusion 104a on the main support 104. Since there is no need to provide a separate area, the thickness of the main support 104 can be minimized, thereby minimizing the overall size of the liquid crystal display.

In addition, the fastening protrusion 104a formed on the main support 104 is formed to protrude upward from the outer upper surface of the main support 104 as mentioned above, and thus other components including the lamp wire withdrawing hole 104c. It is possible to form the fastening protrusion 104a at any position regardless of the position of. Therefore, the fastening protrusion 104a may be formed in the upper region of the position where the lamp wire withdrawing hole 104c of the main support 104 is formed.

Referring to FIG. 3, the panel guide 102, the main support 104, and the lamp housing 106 are integrally assembled through the fastening of the screw 110. For this purpose, the panel guide 102 includes a plurality of first fastenings. A hole 102f is formed, a second fastening hole 104f is formed in a position corresponding to the first fastening hole 102f in the main support 104, and a first fastening hole 102f in the lamp housing 106. And a third fastening hole (not shown) at a position corresponding to the second fastening hole 104f. For reference, FIG. 3 illustrates a state in which the lamp housing 106 is housed inside the main support 104, so that a third fastening hole (not shown) formed in the lamp housing 106 is hidden by the main support 104. However, a third fastening hole (not shown) corresponding to the first fastening hole 102f and the second fastening hole 104f is formed in the lamp housing 106 of the liquid crystal display according to the present invention.

That is, the panel guide 102, the main support 104, and the lamp housing 106 overlap the first fastening hole 102f, the second fastening hole 104f, and the third fastening hole (not shown) at the same time. It is formed at a position, and more specifically, it is formed at a position corresponding to both ends of the lamp housing 106. This is to secure the panel guide 102, the main support 104 and the lamp housing 106 firmly to each other using a minimum number of screws 110 to obtain the maximum fixing effect.

Although not shown in detail in the drawing, a thread is formed inside the first fastening hole 102f, the second fastening hole 104f, and the third fastening hole (not shown), whereby the first fastening hole 102f and the first fastening hole 102f are formed. The screw 110 may be fastened to the second fastening hole 104f and the third fastening hole (not shown).

Hereinafter, the assembly process of the panel guide 102, the main support 104 and the lamp housing 106 will be described with reference to FIGS. 4A and 4B.

For reference, FIGS. 4A to 4B do not show the light guide plate 105 and the optical sheet 108 for convenience of description, and the description thereof will be omitted in describing the assembly process.

First, as illustrated in FIG. 4A, a lamp housing 106 in which a lamp (see 103 in FIG. 2) is seated therein is accommodated in the main support 104 in which the fastening protrusion 104a is formed.

That is, the lamp housing 106 is assembled by sliding the lamp housing 106 into the main support 104 through the groove 104e provided at the side of the main support 104.

Here, the method for accommodating the lamp housing 106 in the main support 104 may be accommodated by sliding into the main support 104 through the groove 104e provided at the side of the main support 104 as described above. The present invention is not limited to the method, and various methods such as a method of directly storing the main support 104 in the downward direction from the top side may be possible.

Thereafter, as shown in FIG. 4A, a panel guide 102 having a fastening groove 102a is formed at a position corresponding to the fastening protrusion 104a of the main support 104.

Thereafter, as shown in FIG. 4B, the panel guide 102 is seated from the top to the bottom of the main support 104 having the lamp housing 106 seated therein. In this step, the coupling between the fastening groove 102a of the panel guide 102 and the fastening protrusion 104a of the main support 104 is also performed, and the fastening groove is similar to the fastening of the panel guide 102 and the main support 104. 102a is fastened to the fastening protrusion 104a from the top to the bottom direction.

As described above, in the process of fastening the fastening groove 102a and the fastening protrusion 104a, the lower part of the fastening groove 102a and the upper part of the fastening protrusion 104a meet first, and the bottom of the fastening groove 102a and the fastening protrusion ( Since the upper portions of the 104a have different circumferences, the fastening groove 102a and the fastening protrusion 104a may be fastened only by applying a predetermined pressure to the panel guide 102.

As such, when a predetermined pressure is applied to the panel guide 102, the fastening protrusion 104a proceeds to the inside of the fastening groove 102a so that the upper region of the fastening protrusion 104a meets the upper area of the fastening groove 102a. The fastening protrusion 104a and the fastening groove 102a are fastened to each other.

Here, the locking jaw (102b) formed in the interior of the locking groove (102a) and the locking projection (104b) formed on the outside of the fastening protrusion (104a) is firmly fastened and fixed in the shape of engaging with each other, the fastening groove (102a) The fastening protrusion 104a is prevented from being separated from each other.

Thereafter, an inspection is performed to determine whether the fastening between the fastening groove 102a of the panel guide 102 and the fastening protrusion 104a of the main support 104 is completed.

Here, the fastening groove 102a has a hollow shape from the outer side surface 102d of the panel guide 102 to the outer upper surface 102e of the panel guide 102, and thus the inspection as described above. Observing only the upper surface of the panel guide 102 in the process it is possible to observe the fastening state of the fastening groove 102a of the panel guide 102 and the fastening protrusion 104a of the main support 104.

Therefore, it is possible to accurately check whether the fastening groove 102a of the panel guide 102 and the fastening protrusion 104a of the main support 104 are completed within a short time.

Thereafter, as shown in FIG. 4B, the first fastening hole 102f of the panel guide 102 and the second fastening hole of the main support 104 (see 104f of FIG. 4) and the third fastening of the lamp housing 106 are shown. The operation of fastening the screw 110 to the hole (not shown) is made.

Accordingly, the panel guide 102, the main support 104 and the lamp housing 106 are firmly fixed to each other.

As described above, when the screw 110 is fastened to the first fastening hole 102f, the second fastening hole 104f, and the third fastening hole (not shown), an excessive force may be applied. However, even if such a problem occurs, the fastening protrusion 104a formed adjacent to the first fastening hole 102f, the second fastening hole 104f, and the third fastening hole (not shown) is firmly fixed to the fastening groove 102a. Since the panel guide 102 is not supported, the panel guide 102 is not bent. That is, a phenomenon in which a gap occurs between the panel guide 102 and the main support 104 is prevented.

1 is an exploded perspective view showing a conventional general liquid crystal display device.

FIG. 2 is an enlarged perspective view illustrating the enlarged region of FIG. 1 in detail. FIG.

3 is an exploded perspective view showing a liquid crystal display according to a preferred embodiment of the present invention.

4A and 4B are enlarged views of one region of FIG. 3, and FIG. 4A is an exploded perspective view illustrating a state before the main support and the panel guide are assembled to each other, and FIG. 4B is a main support and the panel guide. Assembly perspective view showing the state after being assembled to each other.

** Description of the symbols for the main parts of the drawings **

101: liquid crystal panel

102: panel guide 102a: fastening groove 102b: locking jaw

102f: first fastening hole

103: lamp 106: lamp housing 107: lamp wire

104: main support 104a: fastening protrusion 104b: locking jaw

104c: lamp wire drawing hole 104f: second fastening hole

110: screw

Claims (5)

A liquid crystal panel having an upper surface on which a screen is displayed and a side surface extending on the upper surface; A panel guide having a seating portion in which the liquid crystal panel is seated, an outer side surface parallel to a side surface of the liquid crystal panel, and a fastening groove formed in a recessed shape formed inwardly from the outer side; A lamp disposed under the liquid crystal panel to supply light to the liquid crystal panel; The lamp is accommodated therein and the panel guide is seated on the upper portion, and an outer upper surface parallel to the upper surface of the liquid crystal panel is provided. The upper and lower fastening protrusions protrude upward from the outer upper surface to be engaged with each other in the vertical direction. Main support; Liquid crystal display device comprising a. The method of claim 1, wherein the panel guide is formed with a first fastening hole, the main support is formed with a second fastening hole in a position corresponding to the first fastening hole, And a screw is fastened to the first fastening hole and the second fastening hole simultaneously to integrate the panel guide and the main support. The method of claim 2, wherein the lamp is located on at least one side inside the main support, A light guide plate for guiding light emitted from the lamp toward a liquid crystal panel; A lamp housing having an opening facing one side of the light guide plate and surrounding the lamp; Is additionally provided, The lamp housing has a third fastening hole formed at a position corresponding to the first fastening hole and the second fastening hole, and is coupled to the screw together with the first fastening hole and the second fastening hole. . The method of claim 1, A lamp driver supplying power to the lamp and disposed outside the main support; A lamp wire connecting between the lamp and a lamp driver; Is further provided, The main support has a lamp wire withdrawing hole through which the lamp wire passes, And the fastening groove and the fastening protrusion are provided on an upper portion of the lamp wire lead-out hole. The liquid crystal display of claim 1, wherein the fastening groove and the fastening protrusion have a circumference of an upper region greater than a circumference of a lower region.

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