KR20080002235A - Hold case for flat panel display device and holding method using the same - Google Patents

Abstract

A packing case for a flat panel display module and a packing method for the same are provided to fix lots of flat panel display modules by assembling the case in a dual-layered structure over three stages and to minimize the weight by using foam synthetic resin. A packing case(100) for a flat panel display module(50) is composed of: a lower case(110) having plural lower charging grooves(112) on the upside; an intermediate case(120) comprising a first sub-case(120a) having plural first charging grooves(122) formed on the back side corresponding to each lower charging groove and plural second charging grooves(124) formed on the upside, and a second sub-case(120b) overlapped on the upper end of the first sub case and provided with plural fitting holes(126) extending plural second charging grooves in a longitudinal direction with corresponding to each other; and an upper case(130) having plural upper charging grooves(132) formed at the back side corresponding to each fitting hole. Both edges of the flat panel display module are fitted and fixed in the lower charging groove and the first charging groove corresponding to each other. Both edges of the flat panel display module passing through the fitting hole are fitted in the second charging groove and the upper charging groove corresponding to each other.

Description

{Case case for flat panel display device and holding method using the same}

1 is an exploded perspective view of a packaging case for a typical flat panel display module.

2 is an exploded perspective view of a general liquid crystal display module.

Figure 3 is an exploded perspective view of a packaging case for a flat panel display module according to the present invention.

Figure 4 is a perspective view of the combination of the packaging case for a flat panel display module according to the present invention.

5 is an exploded perspective view of an intermediate case of a packing case for a flat panel display module according to a modification of the present invention;

6 is a schematic cross-sectional view of an intermediate case of a packaging case for a flat panel display module according to a modification of the present invention.

7 is a perspective view showing a packaging method using a packaging case for a flat panel display module according to a modification of the present invention.

<Description of the symbols for the main parts of the drawings>

50: flat panel display module 110: lower case

112: lower loading groove 120: intermediate case

120a: first subcase 120b: second subcase

122: first loading groove 124; 2nd loading groove

126: fitting hole 128: fastening end

128a: fastening groove 130: upper case

132: upper loading groove

The present invention relates to a packaging case and a packaging method for a flat panel display module, and more particularly to a multi-stage packaging case that can accommodate a larger number of flat panel display modules compared to the same floor area, in particular a flat plate despite the increase in height The present invention relates to a packaging case for a flat panel display module that is easy to load and unload a display module and a packaging method for a flat panel display module using the same.

In line with the recent information age, the display field for displaying a large amount of data by an electric signal as a visual image has also been rapidly developed. Accordingly, a flat panel display device having excellent characteristics such as light weight, thinness, and low power consumption has been developed. As a flat panel display device, a liquid crystal display device (LCD), a plasma display panel device (PDP), a field emission display device (FED), an electroluminescence display device ( Electro luminescence Display device (ELD) has been introduced to quickly replace the existing cathode ray tube (CRT).

These common flat panel display devices have a flat display panel for image realization as a common essential element, which is a form in which two substrates are bonded side by side with a unique layer of fluorescent or polarizing material interposed therebetween. In particular, an active matrix type in which a pixel, which is a basic unit of image expression, is arranged in a matrix on a flat panel display panel, and each is independently controlled by a switching element such as a thin film transistor (TFT). It is widely used because of its excellent video reproducibility and color reproduction.

Meanwhile, a general flat panel display panel is integrally modularized through a predetermined mechanical means together with a driving circuit or other necessary interlocking elements for image realization, and is mounted in a separate system in the state of such a flat panel display module, such as a TV or a laptop. Implement the display screen. Therefore, the flat panel display module is treated as a final finished product in the current flat panel display manufacturing process, and then involves a long-distance or near-field movement for a separate commercialization process according to each use. At this time, in order to reduce the time and cost of individual transport, the flat panel display module is packaged in plural units, and a special packing case is used for shock mitigation and product protection.

1 is an exploded perspective view of a general flat display module packaging case 10 (hereinafter, simply referred to as a packaging case 10), particularly for a large area flat display module for a large screen of 30 inches or more.

As shown, the general packaging case 10 is composed of a lower case 20 and an upper case 30 wrapped around and fixed in both directions above and below each other with a plurality of flat panel display modules 2 therebetween, a double lower case ( 20) The inner surface is provided with a plurality of lower loading grooves 22 into which each of the flat panel display modules 2 can be inserted upright, and the lower loading grooves 22 of the lower case 20 on the inner surface of the upper case 30, respectively. A plurality of upper charging grooves 32 corresponding to one-to-one are provided. Accordingly, the flat panel display module 2 is fixed to both edges of the pair of upper and lower loading grooves 22 and 32 corresponding to each other between the upper and lower cases 20 and 30.

However, the general packaging case described above is limited in the number of flat display module that can be stored maximum, and in order to increase the quantity of the larger floor area is still required, there is still a large burden of logistics and transportation costs.

Accordingly, an object of the present invention is to provide a packaging case capable of accommodating a larger number of flat panel display modules compared to the same floor area by forming a multi-stage structure. In addition, another object of the present invention is to provide a packaging case and a packaging method for easy loading and unloading of the flat panel display module despite the increase in height according to the multi-stage.

The present invention, the lower case provided with a plurality of lower loading grooves on the upper surface in order to achieve the above object; A first subcase provided with a plurality of first charging grooves one-to-one corresponding to the lower charging groove on the rear surface and having a plurality of second charging grooves on an upper surface thereof, and being superimposed on an upper end of the first subcase; An intermediate case consisting of a second sub-case through which a plurality of fitting holes extend one-to-one correspondingly in the longitudinal direction thereof; Including a top case provided with a plurality of upper loading grooves corresponding one-to-one with the fitting hole on the back, and fixed to both edges of the flat display module in the lower loading groove and the first charging groove corresponding to each other, the second loading corresponding to each other Provided is a packing case for a flat panel display module for fixing the edges of the flat panel display module through the fitting hole in the groove and the upper loading groove.

In this case, the first subcase surrounds the plurality of first and second charging grooves, and has a first side in which a plurality of fastening grooves are indented from an upper end thereof, and the second subcase has the plurality of fitting holes. The second and second sub-cases may include a plurality of fastening grooves and a plurality of fastening grooves projecting downward from the lower end, and having a plurality of fastening ends inserted one-to-one correspondingly into the plurality of fastening grooves. It is characterized by being assembled up and down by the coupling of the fastening end. In addition, the plurality of upper, lower charging grooves and the plurality of first and second charging grooves all have the same shape corresponding to each other, characterized in that at least two or more intermediate cases are interposed between the upper and lower cases. In addition, the plurality of upper, lower charging grooves, the plurality of first and second charging grooves and the plurality of fitting holes are characterized in that each side by side.

In addition, the upper, lower case and the intermediate case are each characterized in that the foamed synthetic resin material.

In addition, a method for packaging a flat panel display module using the packaging case for a flat panel display module of the present invention, the method comprising the steps of: (a) correspondingly inserting at least one lower edge of the first flat panel display module into a plurality of lower loading grooves of the lower case; ; (b) covering and covering the upper edges of the first flat panel display module with a plurality of first charging grooves of the first sub-case; (c) correspondingly inserting at least one bottom edge of at least one second flat panel display module into a plurality of second loading grooves of the first sub-case; (d) correspondingly passing the second flat panel display module through the plurality of fitting holes of the second sub-case; (d) a method of packaging a flat panel display module, the method comprising: covering the upper edges of the second flat panel display module by inserting the upper edges of the plurality of upper cases into corresponding upper loading grooves.

In another aspect, the present invention is a packaging method of a flat panel display module using a packaging case for a flat panel display module according to the above description, (a) at least one of the first flat panel display module lower edge correspondingly inserted into a plurality of lower loading grooves of the lower case; Making a step; (b) covering and covering the upper edges of the first flat panel display module with a plurality of first charging grooves of the first sub-case; (c) correspondingly inserting at least one bottom edge of at least one second flat panel display module into a plurality of second loading grooves of the first sub-case; (d) correspondingly penetrating the second flat panel display module through a plurality of fitting holes of the second sub-case and correspondingly inserting the fastening end into the fastening groove one-to-one; and (d) correspondingly inserting and covering an upper edge of the second flat panel display module into a plurality of upper loading grooves of the upper case.

EMBODIMENT OF THE INVENTION Hereinafter, this invention is demonstrated in detail with reference to drawings.

Prior to the full description, the accompanying Figure 2 shows a liquid crystal display module 50 as a specific example of a flat panel display module accommodated in a multi-stage packaging case for a flat panel display module (hereinafter, simply referred to as a packaging case) according to the present invention. Exploded perspective view.

As shown in the figure, the liquid crystal display module 50 applicable to the present invention has a liquid crystal panel 60 and a back-light assembly 70 superimposed up and down on the edges thereof. A support main (support main: 80) surrounds and fixes the cover bottom (85) covering the back of the backlight assembly (70) and a top cover (90) that borders the front edge of the liquid crystal panel (60). The main body is assembled to each other via the support main unit 80, thereby integrating the whole unit.

In this case, the liquid crystal panel 60 includes a pair of first and second substrates 62 and 64 bonded to each other with a liquid crystal layer interposed therebetween as a part for realizing a difference in transmittance for image representation. Although not shown, a plurality of gate lines and data lines intersect on the inner surface of the first substrate 62 called a double lower substrate or an array substrate to define pixels, and thin film transistors are provided at each intersection to mount the pixels. It is connected one-to-one with the pixel electrode. In addition, an inner surface of the second substrate 64, called an upper substrate or a color filter substrate, includes color filters of R, G, and B colors, and borders each of the gate lines, the data lines, and the like. A black matrix covering non-display elements such as a thin film transistor and a common electrode covering them are provided.

In addition, the liquid crystal panel driver circuits 66 and 68 are connected through at least one edge of the liquid crystal panel 60 through a flexible circuit board, which is a plurality of gate lines to turn on / off the thin film transistor. A gate driver circuit 66 for scanning a signal and a data driver circuit 68 for transmitting image signals for each frame to a plurality of data lines are divided into two adjacent edges of the liquid crystal panel 60. Is located. Therefore, when the thin film transistor selected for each gate line is turned on by the scan signal of the gate driver circuit 66 which is scan-transmitted and outputted to the plurality of gate lines, the signal voltage of the data driver circuit 68 passes through the plurality of data lines. The arrangement direction of the liquid crystal molecules is changed by the vertical electric field difference between the pixel electrode and the common electrode.

And the transmittance difference of the liquid crystal panel is displayed in the form of an image through the light of the backlight assembly, the backlight assembly 70 for this is a plurality of optical sheets 72 in close contact along the back of the liquid crystal panel 60, and its And a plurality of fluorescent lamps 74 arranged below and a reflective sheet 76 interposed between the fluorescent lamps 74 and the inner surface of the cover bottom 85. Therefore, the light emitted from the fluorescent lamp 74 is processed into a high quality of uniform brightness while passing through the optical sheet 72 together with the light reflected by the reflective sheet 76 and then incident to the liquid crystal panel 60, through which The liquid crystal panel 60 displays a high brightness image to the outside.

On the other hand, the above-described liquid crystal display module 50 is only an example of a flat panel display module that can be accommodated in the packaging case according to the present invention, the structure can be changed according to the purpose, the plasma showing a different image implementation principle The display module, the field emission display module, the electroluminescent display module, and the like may be used, and the liquid crystal is not combined with the mechanical elements such as the support assembly 80, the cover main 85, the top cover 90, and the like. The panel 60 or the flat panel display panel itself may be easily understood by those skilled in the art through the following description.

3 and 4 are respectively an exploded perspective view and a combined perspective view of the packaging case 100 according to the present invention, which shows the flat panel display module 50 together to explain a method of using the lower case 110 above and below. ) And the upper case 130 and the intermediate case 120 interposed therebetween, and each of the plurality of flat panel displays between the lower case 110 and the intermediate case 120, the intermediate case 120 and the upper case 130. The modules are shown side by side and fixed.

To this end, a plurality of lower loading grooves 112 and upper loading grooves 132 are provided on inner surfaces of the lower case 110 and the upper case 130 facing each other, respectively, and the lower loading grooves 112 are respectively disposed on upper and lower surfaces of the intermediate case 120. ) And a first charging groove 122 corresponding to the one-to-one and a second charging groove 124 corresponding to the upper charging groove 132 is provided.

Accordingly, the flat panel display module 50 is fixed to both edges of the lower loading groove 112 of the lower case 110 corresponding to the one-to-one and the first charging groove 122 of the middle case 120, respectively, and similarly corresponding one-to-one The edges of both ends are fitted into the second charging groove 124 of the case 120 and the upper charging groove 132 of the upper case 130, respectively, thereby forming a two-layered multilayer structure. As shown in the drawing, the flat panel display modules 50 accommodated in each layer are arranged in a line so as to face the planar portions of each other, but may be accommodated in a row or more.

At this time, the packaging case 100 according to the present invention may be made of expanded synthetic resin such as expanded polystyrene (expended polystyrene), urethane foam (polyurethane foam), expanded polypropylene (expended polypropylene).

Foamed polystyrene is commonly called styrofoam or styropor, and it is manufactured by infusing a polystyrene resin with hydrocarbon gas such as pentane or butane and then inflating and foaming. It is known to be a resource-saving product with excellent economical efficiency as well as small specific gravity, light weight, excellent water resistance, resilience and buffering properties. Foamed polypropylene is a product that contains a large amount of beads in the form of spheres by physically foaming polypropylene, which is 5 times, 8 times, 20 times, 15 times, and 30 times depending on the expansion ratio of the beads. Although it can be divided into 45 times and 60 times, it is advantageous to use more than 15 times in the present invention. As a result, it has excellent oil and fire resistance and heat resistance, and has a low thermal expansion rate due to temperature change. It can maintain and obtain the characteristic which is excellent in durability and cushioning property.

Accordingly, the packaging case 100 according to the present invention is light and has a strength that meets the purpose, and is suitable for fixing and storing a large number of flat panel display modules.

On the other hand, in order to accommodate the flat panel display module 50 in a two-stage multi-layer using the packaging case 100 according to the present invention, first, the lower case 110 is placed in the intended place, and then the lower loading groove 112 thereof. Plug the flat panel display module 50 of the floor (first step). Then, cover the flat panel display module 50 of the first floor with the intermediate case 120 so that each flat panel display module is inserted into the first charging groove 122. After that, the flat panel display module 50 on the second floor is inserted into the second charging groove 124. (Second step) Next, the flat panel display module 50 on the second floor is covered with the upper case 130. Each flat panel display module is inserted into 132 (third step).

However, at this time, when the large flat display module 50 of 30 inches or more is accommodated on the first floor, the operator places the heavy large flat display module above the waist in order to fit the second flat display module 50 to the second charging groove 124. Suffer the hassle to lift.

In order to solve this problem, the present invention provides a modified aspect (樣 態), as shown in FIG. 5, the intermediate case 120 may be divided into two parts up and down, and the first charging groove 122 and the second charging The first subcase 120a having a part of the groove 124 may be divided into the second subcase 120b having a plurality of fitting holes 126 therethrough as the rest of the second charging groove 124. .

That is, Figure 6 is a cross-sectional view for explaining the intermediate case 120 according to a modification of the present invention, which corresponds to the cross section of the VI-VI line of Figure 3, for convenience the first subcase using a cutting line The separation positions of the 120a and the second sub-cases 120b are indicated. The first charging groove located below the partition wall 125 for separating the first and second floor flat panel display modules therebetween ( 122 and the first sub-case 120a having a part of the second charging groove 124 located therebetween with the partition 125 interposed therebetween, and a plurality of the remaining parts of the second charging groove 124. The second sub-case (120b) through which the fitting hole 126 is provided can be confirmed.

5, a plurality of fastening grooves 128a are indented at the upper end of the outer surface of the first subcase 120a, and fastening grooves 128a at the lower end of the outer surface of the second subcase 120b. The fastening end 128b inserted one-to-one correspondence to the protrusion 12 is projected downward. Therefore, when the second sub-case 120b is placed on the first sub-case 120a, the fastening end 128b of the second sub-case 120b is inserted into the fastening groove 128a of the first sub-case 120a. The intermediate case 120 shown in 3 is completed.

As shown in FIG. 7, the flat panel display module 50 is accommodated in two stages using the intermediate case 120 divided into the first and second sub-cases 120a and 120b.

First, the lower case 110 is placed in a desired place, and then the flat panel display module 50 of the first floor is inserted into the lower loading groove 112 thereof. This is the same as the first step above.

Subsequently, the flat panel display module 50 of the first floor is covered with the first sub-case 120a of the intermediate case 120 so that each flat panel display module 50 is inserted into the first charging groove 122, and then the second With the subcase 120b excluded, the flat panel display module 50 on the second floor is inserted into a part of the second charging groove 124 of the first subcase 120a. In this case, the height of the intermediate case 120 is reduced by the height of the second sub-case 120b as compared with the above description, and the user can more conveniently store the flat panel display module 50 on the second floor.

Subsequently, the two-layer flat panel display module 50 is inserted into the fitting hole 126 of the second sub-case 120b one-to-one from the top thereof, and then each of the flat panel display modules 50 corresponds to the fitting hole 126. The second subcase 120b is moved downward so as to completely pass through), and the fastening end 128b thereof is inserted into the fastening groove 128a of the first subcase 120a. This is in the same state as in the previous two steps.

Next, the flat panel display module 50 on the second floor is covered with the upper case 130 so that each flat panel display module is inserted into the upper loading groove 132. This is the same as step 3 of the foregoing description.

On the other hand, in the above description it can be expected that a multi-stage structure of three or more stages is possible by interposing two or more intermediate cases 120 between the upper and lower cases 110 and 130, and in this case, each intermediate case. When the 120 is divided into the first and second sub-cases 120a and 120b, the flat panel display module 50 may be more conveniently accommodated so that the height may increase due to the increase in the number of floors.

The packaging case for a flat panel display module according to the present invention as described above has the advantage that can be fixed to a larger number of flat panel display module to reduce the logistics cost and shipping costs. That is, the packaging case for a flat panel display module according to the present invention basically has a two-stage structure, and can be assembled in a multi-layered structure of three or more stages as necessary, so that a larger number of flat panel display modules can be fixed. The use of lightweight materials of foamed synthetic resin as a material minimizes the increase in the overall weight and, when packaged in a box with a flat panel display module, has excellent buffering properties and minimizes the damage of the flat panel display module.

In addition, in the packaging case according to the present invention, the intermediate case is divided into first and second subcases above and below, and an operator can easily obtain the height of the first subcase for each floor.

Claims (7)

A lower case provided with a plurality of lower loading grooves on an upper surface thereof; A first subcase provided with a plurality of first charging grooves one-to-one corresponding to the lower charging groove on the rear surface and having a plurality of second charging grooves on an upper surface thereof, and being superimposed on an upper end of the first subcase; An intermediate case consisting of a second sub-case through which a plurality of fitting holes extend one-to-one correspondingly in the longitudinal direction thereof; An upper case provided with a plurality of upper loading grooves corresponding to the fitting hole on the back one-to-one Including, and fixing the edges of the flat panel display module to the lower charging groove and the first charging groove corresponding to each other, and the both ends of the flat panel display module penetrating the fitting hole to the second charging groove and the upper charging groove corresponding to each other; Packaging case for flat panel display module. The method of claim 1, The first subcase surrounds the plurality of first and second charging grooves, and has a first side surface in which a plurality of fastening grooves are indented from an upper end thereof. The second sub-case has a second side surface extending around the plurality of fitting holes and having a plurality of fastening ends projected downward in a one-to-one correspondence from the lower end to the plurality of fastening grooves. 2 sub case is a packaging case for a flat panel display module assembled up and down by the coupling of the plurality of fastening grooves and the plurality of fastening ends. The method of claim 1, The plurality of upper and lower charging grooves and the plurality of first and second charging grooves each have the same shape corresponding to each other, and at least two or more intermediate cases are interposed between the upper and lower cases. . The method according to any one of claims 1 to 3, wherein And a plurality of upper and lower loading grooves, a plurality of first and second loading grooves, and a plurality of fitting holes, respectively. The method of claim 1, The upper, lower case and the middle case is a packaging case for a flat panel display module made of a foamed synthetic resin, respectively. A packaging method of a flat panel display module using the packaging case for a flat panel display module according to claim 1, (a) correspondingly inserting at least one lower edge of at least one first flat panel display module into a plurality of lower loading grooves of the lower case; (b) covering and covering the upper edges of the first flat panel display module with a plurality of first charging grooves of the first sub-case; (c) correspondingly inserting at least one bottom edge of at least one second flat panel display module into a plurality of second loading grooves of the first sub-case; (d) correspondingly passing the second flat panel display module through the plurality of fitting holes of the second sub-case; (d) covering the upper edges of the second flat panel display module with corresponding upper insertion grooves of the plurality of upper cases; Packaging method of a flat panel display module comprising a. A packaging method of a flat panel display module using the packaging case for a flat panel display module according to claim 2, (a) correspondingly inserting at least one lower edge of at least one first flat panel display module into a plurality of lower loading grooves of the lower case; (b) covering and covering the upper edges of the first flat panel display module with a plurality of first charging grooves of the first sub-case; (c) correspondingly inserting at least one bottom edge of at least one second flat panel display module into a plurality of second loading grooves of the first sub-case; (d) correspondingly penetrating the second flat panel display module through a plurality of fitting holes of the second sub-case and correspondingly inserting the fastening end into the fastening groove one-to-one; (d) covering an upper edge of the second flat panel display module with a plurality of upper loading grooves of the upper case to cover the upper edge; Packaging method of a flat panel display module comprising a.

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