KR20080075341A - Case for flat panel dispaly module and flat panel display device - Google Patents

Abstract

A case for a flat panel display module and a flat panel display device are provided to simplify the whole configuration of the flat panel display device by removing a mounting frame, thereby improving assembling efficiency. A front case(210) surrounds a front edge of a flat panel display module(150). One or more support frames(220) are fixed to both facing ends of the front case. In the support frames, a system driving unit(230) is mounted. A guide unit supports a side of the flat panel display module so as for the flat panel display module to slide to be inserted into one of the front case and the support frame.

Description

Case and flat panel display for flat panel display module. {CASE FOR FLAT PANEL DISPALY MODULE AND FLAT PANEL DISPLAY DEVICE}

1 is an exploded perspective view showing a liquid crystal display module as an example of a flat panel display module according to an embodiment of the present invention.

FIG. 2 is an exploded perspective view illustrating a liquid crystal display module and a system of FIG. 1. FIG.

3 is a perspective view of the system of FIG.

4 is a perspective view showing the inner wall surface of the support frame of FIG.

5 is a view illustrating a state in which the liquid crystal display module and the system of FIG. 2 are assembled;

6 is an exploded perspective view showing a liquid crystal display module and a system according to another embodiment of the present invention.

Explanation of symbols for main part>

133: guide rail 150: flat panel display module

200, 300: system 210, 310: front case

220, 320: support frame 223, 313: guide groove

230, 330: system drive unit 240, 340: rear case

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a case for a flat panel display module, and more particularly, to a case for a flat panel display module and a flat panel display device that can improve assembly performance and reduce assembly time and cost.

In recent years, as the society enters the information age in earnest, the display field for visually expressing electrical information signals has been rapidly developed, and various flat panel display devices having excellent performance of thinning, light weight, and low power consumption have been developed. Panel display devices have been developed to quickly replace conventional cathode ray tubes (CRT).

Specific examples of the flat panel display include a liquid crystal display (LCD), a plasma display panel (PDP), a field emission display (FED), an electroluminescent display ( Electroluminescent display device (ELD), and the like, which are commonly used as a mandatory component of a flat panel display panel that implements an image. The flat panel panel has a pair of light emitting means or a polarizing material layer interposed therebetween. It has a flat panel display module of the structure which bonded together the transparent insulation board | substrate.

In recent years, an active matrix method in which a pixel, which is a basic unit of an image table piece, is formed in a matrix method on a flat panel display panel and then independently controlled using a switching element such as a thin film transistor (TFT). (active matrix type) has been widely used because of its excellent video reproducibility and color reproducibility, and the flat panel display panel is mounted on a separate system by modular means through various mechanical means, and can be used as a portable monitor such as a computer monitor, a laptop or a laptop computer. It is used as display products such as display screens and TVs of information processing devices.

 In order to fix the flat panel display module to an external system, a mounting frame is used as a separate intermediate structure, and the mounting frame is mounted to the system in an assembled state with the flat panel display module, thereby providing the flat panel display module and the system. Ensure a stable bond.

For the convenience of explanation, the meaning of some terms should be made clear. First, the flat panel display module refers to the flat panel display panel as well as the minimum functional and mechanical coupling elements necessary for the image realization thereof. Depending on the type and type of the module member, such as a variety of frame members for integrating the furnace and the like may include a light distribution device.

The system refers to a part or the whole of a display product equipped with a flat panel display module, for example, a case for enclosing and storing the rest of the display unit of the flat panel display module in an open state such as a notebook, a monitor, or a TV. And a system driver for generating a driving signal for driving the flat panel display module from the outside.

In the flat panel display device having such a structure, the assembly of the flat panel display module and the system will be described in detail. For example, the mounting frames are fixed to the side surfaces of the flat panel display module. The frame supporting the system driver is fixed on the mounting frame, and the system driver is fixed on the frame.

When the system driver and the driver of the flat panel display module are electrically connected to each other, a front case having a structure surrounding the front edge of the flat panel display module on which the screen is displayed and a rear case surrounding the rear surface of the flat panel display module are assembled.

Such a conventional flat panel display device has a large number of components (mounting frame, support frame, front case, and rear case) based on the flat panel display module, and a plurality of screws are used to assemble them to increase work load and parts. In addition to the increase in number, there was a problem that causes the waste of assembly time and costs due to the fastening thereof.

In addition, the conventional flat panel display device includes a mounting frame fixed to the side of the flat panel display module for assembling the flat panel display module and the system, so that the area of the edge area (non-display area) of the flat panel display device on which an image is not displayed is reduced. There was a growing problem.

It is an object of the present invention to provide a case for a flat panel display module having a structure capable of improving assembly.

In addition, an object of the present invention is to provide a flat panel display module case and a flat panel display device having a structure that can reduce the assembly time and cost.

Another object of the present invention is to provide a flat panel display device capable of minimizing an area (edge area) in which an image is not displayed.

Case for a flat panel display module according to an embodiment of the present invention for achieving the above object,

A front case surrounding the front edge of the flat panel display module;

At least one support frame fixed to both ends of the front case and seated on a system driver; And

And a guide part supporting the side surface of the flat panel display module so that the flat panel display module can be slidably inserted into any one of the front case and the support frame.

In addition, the flat panel display device of the present invention,

A flat panel display module having first guide parts formed on both sides corresponding to each other; And

The flat panel display module is mounted on at least one support frame on which the front case surrounding the front edge of the flat panel display module and the front case and at least one of the front case and the support frame are seated on the system driving unit. It includes a case for a flat panel display module consisting of a second guide portion coupled to the first guide portion to be inserted sliding.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

1 is an exploded perspective view showing a liquid crystal display module as an example of a flat panel display module according to an embodiment of the present invention.

As shown in FIG. 1, the liquid crystal display module 150 according to an exemplary embodiment of the present invention is one of the flat panel display modules, and the structure thereof will be described first to help understanding thereof.

The liquid crystal display module 150 includes a liquid crystal display panel 152 on which an image is displayed, a backlight unit 160 disposed on a rear surface of the liquid crystal display panel 152 to provide light, and the backlight unit 160 The top cover 130 includes a box-shaped bottom cover 180 having an opened upper surface, and a top case 130 disposed to surround an edge of the liquid crystal display panel 152. The bottom cover 180 and the top case 130 may be made of a strong metal material and may be coupled to each other using a screw.

The liquid crystal display panel 152 includes two substrates (array substrate and color filter substrate) bonded to face each other with a liquid crystal layer interposed therebetween.

Although not shown in detail in the drawing, a plurality of gate lines and a plurality of data lines cross each other to define a pixel, and a thin film transistor (TFT) is provided at each intersection of the pixels. It is connected in one-to-one correspondence with the pixel electrode provided in the pixel.

The color filter substrate may include a color filter of R, G, and B colors corresponding to each pixel, and a black matrix formed in an area facing the gate line, the data line, the thin film transistor, and the like of the array substrate. ).

The liquid crystal display panel driver 157 is connected to at least one edge of the liquid crystal display panel 152 through a flexible circuit board (not shown). The liquid crystal display panel driver 157 may include a gate driving circuit (not shown) that scans and transmits an on / off signal of a thin film transistor to a plurality of gate lines, and a data driving circuit that transmits image signals for each frame to a plurality of data lines. (Not shown).

In the liquid crystal display panel 152, the thin film transistor of the corresponding gate line is turned on by an on / off scan signal input from the gate driving circuit, and the pixel electrode of the pixel corresponding to the data voltage from the data driving circuit through the data line. The arrangement direction of the liquid crystal molecules is controlled by the potential difference between the data voltage of the pixel electrode and the common voltage of the common electrode.

The liquid crystal display panel 152 described above displays an image by adjusting the amount of light transmitted from the backlight unit 160 by the potential difference between the data voltage and the common voltage.

Looking at the configuration of the backlight unit 160 for providing light to the liquid crystal display panel 152, the backlight unit 160 is disposed on one side to emit light, and the light source 162 and one surface A light guide plate 166 disposed to form a light source and converting light incident from the light source 162 into surface light, an optical sheet 168 disposed on the light guide plate 166 to diffuse and collect light, and the light guide plate 166. A reflection sheet 164 disposed on the rear surface of the liquid crystal display panel 152 to reflect light toward the liquid crystal display panel 152.

The backlight unit 160 further surrounds the edges of the light source 162, the light guide plate 166, the optical sheets 168, and the reflective sheet 164, and further includes a support main 170 formed of a mold.

In the liquid crystal display module 150 described above, the backlight unit 160 is accommodated in the bottom cover 180 and covers the edge of the liquid crystal display panel 152 seated on the backlight unit 160 ( 130 is assembled with the bottom cover 180 to complete the assembly.

As such, the assembled liquid crystal display module 150 is assembled with a system to implement a practical liquid crystal display device such as a notebook or a monitor.

FIG. 2 is an exploded perspective view of the liquid crystal display module and the system of FIG. 1, FIG. 3 is a perspective view showing the front case and the support frame of FIG. 2, and FIG. 4 is a perspective view showing the inner wall surface of the support frame of FIG. 3. to be.

2 to 4, the liquid crystal display module 150 according to the exemplary embodiment of the present invention has been described in detail with reference to FIG. 1, and thus the detailed description thereof will be omitted. This will be described in detail.

The system 200 may include a system driver 230 generating a driving signal for driving the liquid crystal display module 150, and components other than the system driver 230, that is, the liquid crystal display module 150. System cases 210, 220, and 240.

The system cases 210, 220, and 240 may include a front case 210 disposed at a front edge of the liquid crystal display module 150 and a plurality of support frames 220 fixed to both ends of the front case 210. And a rear case 240 surrounding the rear surface of the liquid crystal display module 150.

The system driver 230 is seated on the support frame 220. Although not shown in the drawing, the system driver 230 may be fixed on the support frame 220 by using any one of a screw, an adhesive tape, and a hook structure.

The front case 210 and the rear case 240 may be made of a mold, and the support frame 220 may be made of a metal material for stable support of the system driver 230.

The plurality of support frames 220 may be formed in a bar shape so as to correspond to both ends of the front case 210 and an area in contact with both ends of the front case 210 may be formed in a bent shape.

Both curved ends of the support frame 220 are formed with a plurality of first screw holes 221 to which the plurality of first screws 250 are fastened for assembly with the front case 210.

A plurality of first screw grooves 211 are formed on both ends of the front case 210 corresponding to the plurality of first screw holes 221.

The system driver 230 is seated on the support frame 220. Although not shown in the drawings, the system driver 230 may be fixed on the support frame 210 using any one of a screw, an adhesive tape, and a hook structure.

Guide grooves 223 having recessed recesses are formed on the inner wall surface of the support frame 220 having the above structure.

The guide groove 223 guides the liquid crystal display module 150 so that the liquid crystal display module 150 can be inserted in a sliding manner. That is, the guide groove 223 is formed to correspond to the longitudinal direction of the guide rail 133 formed on the side surface of the liquid crystal display module 150 to facilitate assembly of the liquid crystal display module 150 and the support frame 220. It can be seen.

Referring to the guide rail 133 of the liquid crystal display module 150 corresponding to the guide groove 223 in more detail, the guide rail 133 is the front case 210 and the support frame 220 in the assembled state A guide groove 223 formed on an inner wall surface of the support frame 220 is formed on an outer surface of the top case 130 so that the liquid crystal display module 150 can slide.

The guide rails 133 protrude as the thickness of the guide groove 223, it can be seen that they are made of the same shape with each other. In the present invention, a round guide rail 133 and a guide groove 223 are shown as an example.

The guide rail 133 and the guide groove 223 may be integrally formed through a mold process when the top case 130 and the support frame 220 are manufactured.

A plurality of second screw holes 222 are formed at both ends (bent regions) of the support frame 220 to fasten the plurality of second screws 251 for fixing the liquid crystal display module 150.

It can be seen that a second screw groove 131 is formed at a side surface of the liquid crystal display module 150 corresponding to the plurality of second screw holes 222 to allow the second screw 251 to be fastened.

FIG. 5 is a view illustrating a state in which the liquid crystal display module and the system of FIG. 2 are combined.

As shown in FIG. 5, the combination of the liquid crystal display module 150 and the system 200 according to an exemplary embodiment of the present invention will be described in detail with reference to FIGS. 1 to 4.

First, a plurality of support frames 220 are mounted on both ends of the front case 210 corresponding to each other.

The support frame 220 is fastened to the front case 210 by fastening the first screw 250 to the first screw hole 221 and the first screw groove 211 of the front case 210.

When the support frame 220 is fixed to the front case 210, the system drive unit 230 is seated on the support frame 220, the system drive unit 230 by any one of a screw, adhesive tape and hook structure It is fixed to the support frame 220.

When the system driver 230 is fixed to the support frame 220, the liquid crystal display module 150 slides into a space spaced between the front case 210 and the support frame 220. In this case, the guide rail 133 of the liquid crystal display module 150 is fitted into the guide groove 223 formed on the inner wall surface of the support frame 220. It can be seen that the liquid crystal display module 150 is disposed such that a surface on which an image is displayed faces toward the front case 210 and a surface on which the liquid crystal display panel driver 157 is seated toward the support frame 220. have.

When the liquid crystal display module 150 slides between the support frame 220 and the front case 210, the support frame 220 and the liquid crystal display module 150 are second screw holes 222 of the support frame 220. And the second screw 251 are fastened to each other by the second screw groove 131 of the liquid crystal display module 150.

Then, the liquid crystal display panel driver 157 and the system driver 230 are electrically connected to each other.

When the liquid crystal display panel driver 157 and the system driver 230 are electrically connected to each other, the front case 210 and the rear case 240 are fastened to each other to complete the assembly of the liquid crystal display.

In the system case according to the exemplary embodiment, the guide groove 223 is formed on the inner wall surface of the support frame 220 so as to correspond to the guide rail 133 provided on the side of the liquid crystal display module 150. Not limited, the guide groove is formed on the side of the liquid crystal display module 150, and the inner wall surface of the support frame 220 may include a structure in which a guide rail is formed.

The liquid crystal display according to the exemplary embodiment of the present invention described above is a structure capable of deleting a mounting frame that has been conventionally used for assembling the liquid crystal display module 150 and the system 200. The assemblability of the display device can be improved.

In addition, the liquid crystal display device of the present invention has the advantage that it can be automated by a simple assembly structure of the liquid crystal display module 150 and the system 200.

In addition, the liquid crystal display of the present invention is provided with a system case having a structure capable of erasing the mounting frame, thereby maximizing the effective display area by minimizing the peripheral portion (edge area) of the liquid crystal display device on which the image is not displayed.

6 is an exploded perspective view illustrating a liquid crystal display module and a system according to another embodiment of the present invention.

As shown in FIG. 6, the liquid crystal display module 150 and the system 300 according to another embodiment of the present invention are the liquid crystal display module 150 according to the embodiment of the present invention shown in FIGS. 1 to 5. And other components except for the structure of the system 300 of the components of the system 300 are the same, detailed description of the same components will be omitted.

The guide rail 133 is disposed in the longitudinal direction of the side surface of the liquid crystal display module 150.

The system 300 includes a system driver 330 and system cases 310, 320, and 340.

The system cases 310, 320, and 340 are fixed to both sides of the front case 310 and the front case 310 surrounding the front side (the surface on which the image is displayed) and the side of the liquid crystal display module 150 and the front case 310. And a plurality of support frames 320 and a rear case 340 fixed to the front case 310.

An opening 315 is formed at one side of the front case 310 so that the liquid crystal display module 150 can be inserted, and one side of the rear case 340 corresponding to the opening 315 is bent. Is done.

A guide groove 313 is formed on an inner wall surface of the front case 310 corresponding to the guide rail 133 formed on the side of the liquid crystal display module 150 so that the guide rail 133 may be fitted.

The guide groove 313 may be formed through a mold process in manufacturing the front case 310.

The guide rail 133 and the guide groove 313 are formed to correspond to each other so as to minimize the flow of the liquid crystal display module 150.

Although not illustrated in detail in the drawings for assembling each component, the system 300 according to another embodiment of the present invention can be assembled by a screw (not shown) as an example of the fixing member.

The system cases 310, 320, and 340 according to another embodiment of the present invention may have guide grooves 313 on inner wall surfaces of the front case 310 to correspond to the guide rails 133 provided on the side surfaces of the liquid crystal display module 150. Although the structure is formed), but not limited thereto, the guide groove is formed on the side surface of the liquid crystal display module 150, and the guide wall is formed on the inner wall surface of the front case 310 to correspond thereto. Can be.

In the liquid crystal display according to the exemplary embodiment described above, the guide groove 313 is formed on the inner wall surface of the front case 310 to correspond to the guide rail 133 formed on the side surface of the liquid crystal display module 150. As a result, the structure of the system cases 310, 320, and 340 accommodating the liquid crystal display module 150 may be simplified.

In the present invention, the structure in which the liquid crystal display module 150 slides through the opening 315 formed on the system 300 in an upright state is described. However, the present invention is not limited thereto, and the liquid crystal display device has a large size. There will be applicable to the structure in which the liquid crystal display module 150 can be slid to the side of the system 300 in an upright position. That is, the position of the guide rail 133 and the guide groove 313 of the system 300 and the liquid crystal display module 150 may be changed according to the size of the liquid crystal display device.

In the above description, the system cases 210, 220, 240, 310, 320, and 340 may not only simplify configurations, but also guide parts 113 to guide the liquid crystal display module 150. 223 and 313 are provided to limit the assemblability of the liquid crystal display module 150 and the systems 200 and 300. However, the present invention is not limited thereto, and the flat panel display module is not used. It will be possible to apply both to the system (200, 300) of the structure that can accommodate.

As described above, the present invention has an effect of simplifying the configuration of the entire flat panel display device by deleting the mounting frame used for the assembly between the flat panel display module and the system, thereby improving assembly performance.

In addition, the present invention has the effect of reducing the amount of work, the number of parts, the assembly time and the cost generated during assembly between the system and the flat panel display module by the structure of the simplified flat panel display device.

In addition, the present invention is not only simplified the configuration of the flat panel display device, but also provided in the guide addition system that can support it when sliding the flat panel display module, there is an effect that the assembly between the flat panel display module and the system can be made stable. .

In addition, the flat panel display device of the present invention has a structure in which the mounting frame is deleted, thereby minimizing the peripheral portion (edge area) of the flat panel display device on which an image is not displayed, thereby maximizing the effective display area.

Those skilled in the art through the above description will be capable of various changes and modifications without departing from the spirit of the present invention. Therefore, the technical scope of the present invention should not be limited to the contents described in the detailed description of the specification but should be defined by the claims.

Claims (14)

A front case surrounding the front edge of the flat panel display module; At least one support frame fixed to both ends of the front case and seated on a system driver; And And a guide part supporting the side surface of the flat panel display module so that the flat panel display module can be slidably inserted into any one of the front case and the support frame. The method of claim 1, The guide unit is a case for a flat panel display module, characterized in that provided on the inner wall surface of both ends of the support frame. The method of claim 2, The guide part is formed in the shape of a recessed recessed portion, the flat display module case, characterized in that the side of the flat display module corresponding to the guide portion is formed in a guide rail protruding to be coupled to the guide portion. The method of claim 2, Cases for flat panel display module, characterized in that at least one screw hole is formed at both ends of the support frame to secure at least one screw (screw) to secure the flat panel display module. The method of claim 2, The guide part is made of a guide rail of a protruding shape, the side of the flat panel display module corresponding to the guide portion is a flat display module case, characterized in that it is made of a recessed shape recessed to be coupled to the guide portion . The method of claim 1, The front case is made to surround the side of the flat panel display module, the case for a flat panel display module, characterized in that it has an opening on one side so that the flat panel display module can be inserted. The method of claim 6, The guide unit is a case for a flat panel display module, characterized in that provided on the inner surface corresponding to each other of the front case. The method of claim 7, wherein The guide part is formed in the shape of a recessed recessed portion, the flat display module case, characterized in that the side of the flat display module corresponding to the guide portion is formed in a guide rail protruding to be coupled to the guide portion. The method of claim 7, wherein The guide portion is formed in the shape of a protruding guide rail, the side of the flat panel display module corresponding to the guide portion flat display module case, characterized in that formed in the groove portion recessed to be combined with the guide portion. The method of claim 1, And a rear case surrounding the back of the flat panel display module. The method of claim 6, And a rear case provided on a rear surface of the flat panel display module, wherein the rear case has a shape in which one end corresponding to the opening is bent. A flat panel display module having first guide parts formed on both sides corresponding to each other; And The flat panel display module includes at least one support frame on which a front surface surrounding the front edge of the flat panel display module and the front case and at least one support frame on which a system driving unit is mounted, and at least one of the front case and the support frame. And a case for a flat panel display module including a second guide portion coupled to the first guide portion so as to be slidably inserted therein. The method of claim 12, And the first guide part has a recessed recessed shape, and the second guide part has a guide rail shape protruding to engage the first guide part. The method of claim 12, And the first guide portion has a protruding guide rail shape, and the second guide portion has a recessed portion recessed to be coupled to the first guide portion.

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