KR101073038B1 - Receiving container back light assembly having the same and liquid crystal display device using the same - Google Patents

Abstract

An accommodating container for a liquid crystal display device which prevents disconnection of a lamp and a lamp wire connected to the lamp, a backlight assembly having the same, and a liquid crystal display device using the same are disclosed. The side wall extends from the rim of the lower plate with the opening to form a receiving space. A first through hole connected to the accommodation space is formed on the side wall, and a first trench extending from the first through hole to the opening along the outer surface of the lower plate is formed. The lamp wire connected to the lamp may be firmly fixed to the first trench to prevent disconnection of the lamp and the lamp wire connected to the lamp.

LCD, Lamp, Lamp Wire

Description

Storage container for liquid crystal display device, backlight assembly having same and liquid crystal display device using same {RECEIVING CONTAINER, BACK LIGHT ASSEMBLY HAVING THE SAME AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME}

1 is a rear perspective view of a storage container for a liquid crystal display according to a first embodiment of the present invention.

FIG. 2 is a cross-sectional view taken along the line A-A of FIG. 1.

3 is a perspective view illustrating a rear surface of a storage container for a liquid crystal display according to a second embodiment of the present invention.

4 is an enlarged view of a portion A of FIG. 3.

5 is a perspective view illustrating a rear surface of a storage container for a liquid crystal display according to a third embodiment of the present invention.

FIG. 6 is an enlarged view of portion C of FIG. 5. FIG.

7 is a perspective view illustrating a rear surface of a storage container for a liquid crystal display according to a fourth embodiment of the present invention.

FIG. 8 is an enlarged view illustrating a portion D of FIG. 7.

9 is a perspective view illustrating a rear surface of a storage container for a liquid crystal display according to a fifth embodiment of the present invention.                 

10 is an enlarged view of a portion E of FIG. 9.

FIG. 11 is a perspective view of FIG. 9 viewed from F. FIG.

12 is a perspective view illustrating a rear surface of a storage container for a liquid crystal display according to a sixth embodiment of the present invention.

13 is an exploded perspective view of a backlight assembly according to a seventh embodiment of the present invention.

FIG. 14 is a perspective view illustrating a rear surface of the assembled state of FIG. 13. FIG.

15 is a perspective view illustrating a rear surface of a backlight assembly according to an eighth embodiment of the present invention.

16 is a perspective view illustrating a rear surface of a backlight assembly according to a ninth embodiment of the present invention.

17 is an exploded perspective view of a backlight assembly according to a tenth embodiment of the present invention.

FIG. 18 is a perspective view illustrating a rear surface of the backlight assembly of FIG. 17 after assembling.

19 is an exploded perspective view illustrating a liquid crystal display according to an embodiment of the present invention.

The present invention relates to an accommodating container for a liquid crystal display device, a backlight assembly having the same, and a liquid crystal display device using the same, and more particularly, a liquid crystal display in which a lamp wire connected to a lamp is fixed to a trench to prevent disconnection of the lamp wire from the lamp. A storage container for a device, a backlight assembly having the same, and a liquid crystal display device using the same.

In general, liquid crystals (LCs) have an electrical property in which an arrangement is changed in correspondence with an intensity and a direction of an electric field, and an optical property in which light transmittance is changed in response to an arrangement.

Liquid crystal display devices (LCDs) display images using liquid crystals. The liquid crystal display device changes the arrangement of liquid crystals using a liquid crystal display panel (hereinafter, referred to as an LCD panel), and a back light assembly supplies light to the liquid crystal.

The liquid crystal display panel includes a thin film transistor substrate (hereinafter, referred to as a TFT substrate), a liquid crystal, and a color filter substrate.

The backlight assembly includes a lamp assembly, a liquid crystal display panel and a receiving container for receiving the lamp assembly. The lamp assembly includes a lamp, a lamp cover surrounding the lamp, and a lamp wire for supplying driving power to the lamp. The lamp is disposed inside the storage container, and the lamp wire is drawn out from the inside of the storage container to the outside of the storage container and connected to an inverter or the like arranged outside the storage container.

However, conventional lamp wires are flexible and difficult to handle, and are often disconnected during the assembly of the liquid crystal display device. In addition, since the lamp wire is disposed outside the storage container, there is a problem of increasing the volume of the liquid crystal display device.

Accordingly, the present invention has been made in view of such a conventional problem, and a first object of the present invention is to fix the lamp wire connected to the lamp to the storage container without increasing the volume of the liquid crystal display device, thereby making the lamp wire easier to handle, A storage container for a liquid crystal display device which prevents wire breakage is provided.

It is a second object of the present invention to provide a backlight assembly having the container for the liquid crystal display device.

A third object of the present invention is to provide a liquid crystal display having the backlight assembly.

In order to realize the first object of the present invention, the present invention includes a lower plate having an opening, an inner surface having a first through hole extending from the edge of the lower plate to form a storage space and connected to the storage space. A storage container for a liquid crystal display device having a first trench for accommodating a first wiring is formed continuously from the side wall, the first through hole to the inner surface of the opening along the outer surface of the side wall and the lower surface of the lower plate.

In addition, in order to implement the second object of the present invention, the present invention includes a lower plate having an opening, an inner surface having a first through hole extending from the edge of the lower plate to form a storage space and connected to the storage space. Lighting the lamp and the lamp disposed inside the storage container and storage space having the first trench formed continuously from the first through hole to the inner surface of the opening along the outer surface of the side wall and the lower surface of the lower plate. To this end, it provides a backlight assembly comprising a lamp assembly comprising a wiring discharged into the first through hole and coupled to the first trench.

In addition, in order to implement the third object of the present invention, the present invention includes a lower plate having an opening, an inner surface having a first through hole extending from the edge of the lower plate to form a storage space and connected to the storage space. A container for a liquid crystal display device having a first trench formed continuously from the side wall, the first through hole to the inner surface of the opening along the outer surface of the side wall and the lower surface of the lower plate, lighting the lamp and the lamp disposed inside the storage space. To this end, the lamp assembly including a wiring discharged to the first through hole coupled to the first trench, an optical member disposed inside the storage space to change the optical distribution of the light generated by the lamp, and light installed in the storage container and emitted from the optical member A liquid crystal display comprising a liquid crystal display panel assembly for converting the light into information light containing information It provides.

According to the present invention, the lamp wire connected to the lamp is inserted into and secured to a wire storage unit formed in the storage container, thereby preventing the lamp wire and the lamp from being disconnected by fixing and fixing projections to the flexible lamp wire at a designated position of the storage container.

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

Storage container for LCD

Example 1

1 is a rear perspective view of a storage container for a liquid crystal display according to a first embodiment of the present invention. FIG. 2 is a cross-sectional view taken along the line A-A of FIG. 1.

1 and 2, the storage container 100 for a liquid crystal display device includes a lower plate 110, a side wall 120 including a first side wall 122, and a first trench 130. .

The lower plate 110 is made of synthetic resin or the like and has a flat plate shape. In the present embodiment, the lower plate 110 preferably has a rectangular parallelepiped shape. In addition, the lower plate 110 is formed with an opening 113 to reduce weight and volume, and to facilitate heat dissipation. In the present embodiment, one opening 113 is formed in the lower plate 110. Hereinafter, in this embodiment, the cut surface formed by the opening 113 formed in the lower plate 110 will be referred to as an inner surface 113a of the opening.

The side wall 120 extends in the same direction along the edge of the lower plate 110. The storage space is formed by sidewalls 120 extending in the same direction from the edges of the lower plate 110 and the lower plate 110. A lamp, a light guide plate, an optical sheet, a liquid crystal display panel, and the like, which will be described later in detail, are accommodated in the storage space. In addition, at least one first through hole 123 connected to the accommodation space is formed in the first side wall 122, which is one of the side walls 120. In the present embodiment, the first through hole 123 is formed in the corner portion of the first side wall 122.

The first trench 130 is a groove formed from the outer surface of the first side wall 122 to the inner surface 113a of the opening 113 along the outer surface of the lower plate 110. In this case, the first trench 130 includes a first through hole 123.

Referring to FIG. 2, the first trench 130 has a width of W ₁ and a depth of D ₁ . The width W ₁ and the depth D ₁ of the first trench 130 are formed corresponding to the diameter of the lamp wire coupled to the first trench 130. For example, if the diameter of the lamp wire (shown in phantom in FIG. 2) is L, the width W ₁ and the depth D ₁ of the first trench 130 are at least greater than the diameter L of the lamp wire, thereby providing a lamp wire. Do not protrude to the outside of the first trench 130.

Meanwhile, at least one first trench 130 formed in the lower plate 110 is formed. Preferably, the first trench 130 is formed corresponding to the number of lamp wires formed of virtual lines. For example, the first trench 130 and the second trench 134 may be formed on the outer surface of the lower plate 110 to correspond to two lamp wires.

According to the present embodiment, the lamp wire is inserted into and fixed to the first trench 130 formed in the lower plate 110 of the storage container 100 for a liquid crystal display device, thereby making it easier to handle the lamp wire, and disconnection of the lamp wire. Is prevented, and unnecessary volume increase by the lamp wire can be prevented.

Example 2

3 is a perspective view illustrating a rear surface of a storage container for a liquid crystal display according to a second embodiment of the present invention. 4 is an enlarged view of a portion A of FIG. 3. This embodiment is the same as Example 1 except for the wire fixing part. Therefore, the same members are denoted by the same reference numerals as those in the first embodiment, and duplicated descriptions thereof will be omitted.

3 and 4, the wire fixing part 136 faces from the inner surface 113a of the opening 113 of the lower plate 110 toward the center of the opening 113 in a direction perpendicular to the inner surface 113a. It is protruding.

The wire fixing part 136 protrudes from the inner surface 113a parallel to the outer bottom surface and the inner bottom surface of the lower plate 110. The wire fixing part 136 once again fixes the lamp wire fixed to the first trench 130.

The wire fixing part 136 is composed of a first fixing body 136a and a second fixing body 136b. The first fixing body 136a extends from the inner surface 113a of the opening 113 toward the center of the opening 113 and has a rod shape. The second fixing body 136b is formed at the end of the first fixing body 136a and has a square plate shape. The second fixing body 136b is formed parallel to the inner bottom surface and the outer bottom surface of the sub plate 110.                     

The wire fixing part 136 has a wire fixing groove 136c. The wire fixing groove 136c is formed on a surface of the second fixing body 136b facing the storage space. At least one wire fixing groove 136c is formed in the second fixing body 136b. Preferably, the wire fixing groove 136c is formed corresponding to the number of strands of the lamp wire. For example, two wire fixing grooves 136c are formed in the second fixing body 136b to fix two lamp wires. In this case, the wire fixing groove 136c has a width and depth sufficient to prevent the lamp wire from being randomly separated after being fitted.

According to the present embodiment, the wire fixing part 136 primarily fixes the lamp wire fixed in the first trench 130 secondly. By the wire fixing part 136 fixing the lamp wire once again, handling of the lamp wire becomes easier. In addition, the wire fixing part 136 and the first trench 130 disperse the external force applied to the lamp wire to prevent the external force from being transmitted to the junction of the lamp wire and the lamp to prevent the lamp wire from disconnecting from the lamp.

Example 3

5 is a perspective view illustrating a rear surface of a storage container for a liquid crystal display according to a third embodiment of the present invention. FIG. 6 is an enlarged view of portion C of FIG. 5. FIG. In the present embodiment is the same as in Example 1 except for the wire fixing projection. Therefore, the same members are denoted by the same reference numerals as those in the first embodiment, and duplicated descriptions thereof will be omitted.

5 and 6, the first trench 130 formed in the first sidewall 122 includes a wire fixing protrusion 138. The wire fixing protrusion 138 prevents the lamp wire from being disconnected by an external force.

The wire fixing protrusion 138 protrudes from the bottom surface of the first trench 130 formed in the first sidewall 122 to a predetermined height. At this time, it is preferable that the wire fixing protrusion 138 does not protrude out of the first sidewall 122 from the first trench 130.

The wire fixing protrusion 138 may have a cylindrical or square pillar shape, and in this embodiment, the wire fixing protrusion 138 preferably has a cylindrical shape.

According to the present embodiment, the first trench 130 and the wire fixing protrusion 138 disperse the external force applied to the lamp wire to prevent disconnection of the lamp and the lamp wire.

Example 4

7 is a perspective view illustrating a rear surface of a storage container for a liquid crystal display according to a fourth embodiment of the present invention. FIG. 8 is an enlarged view illustrating a portion D of FIG. 7. In the present embodiment is the same as in Example 1 except for the wire fixing projection. Therefore, the same members are denoted by the same reference numerals as those in the first embodiment, and duplicated descriptions thereof will be omitted.

7 and 8, the first trench 130 formed in the first sidewall 122 further includes a wire fixing protrusion 138. The wire fixing protrusion 138 prevents the lamp wire from being disconnected by an external force.

The wire fixing protrusion 138 includes a first wire fixing protrusion 138a and a second wire fixing protrusion 138b.

The first wire fixing protrusion 138a protrudes to a predetermined height from an inner bottom surface of the first trench 130 formed in the first sidewall 122.

The second wire fixing protrusion 138b extends in the vertical direction from the end of the first wire fixing protrusion 138a. In this embodiment, the second wire fixing protrusion 138b preferably extends from the end of the first wire fixing protrusion 138a in a direction perpendicular to the first wire fixing protrusion 138a. That is, the second wire fixing protrusion 138b extends in a direction parallel to the forming direction of the first sidewall 122. In this case, the second wire fixing protrusion 138b is formed so as not to protrude to the outside of the first trench 130.

In the present embodiment, the first wire fixing protrusion 138a preferably has a cylindrical shape or a square pillar shape.

When there is only one second wire fixing protrusion 138b formed on the first wire fixing protrusion 138a, the second wire fixing protrusion 138b prevents the lamp wire from covering the first wire fixing protrusion 138a from escaping to the outside. You can prevent it.

Alternatively, when there are two second wire fixing protrusions 138b formed on the first wire fixing protrusion 138a, the second wire fixing protrusion 138b winds the lamp wire around the first wire fixing protrusion 138a once. It is possible to fix the lamp wire can be prevented from being separated from the first wire fixing projection (138a).

According to the present embodiment, the first trench 130 and the wire fixing protrusion 138 disperse the external force applied to the lamp wire to prevent disconnection of the lamp and the lamp wire.

Example 5

9 is a perspective view illustrating a rear surface of a storage container for a liquid crystal display according to a fifth embodiment of the present invention. 10 is an enlarged view of a portion E of FIG. 9. FIG. 11 is a perspective view of FIG. 9 viewed from F. FIG. The present embodiment is the same as the first embodiment except for the second through hole and the auxiliary trench. Therefore, the same members are denoted by the same reference numerals as those in the first embodiment, and duplicated descriptions thereof will be omitted.

9 and 11, a second through hole 125 is formed in the second side wall 124 facing the first side wall 122. At this time, the first through hole 123 formed in the first side wall 122 and the second through hole 125 formed in the second side wall 124 are disposed to face each other. The lamp wire is discharged to the second through hole 125.

An auxiliary trench 140 is formed on an outer side surface of the second sidewall 124 and an outer side surface of the lower plate 110. The auxiliary trench 140 fixes the lamp wire discharged through the second through hole 125 to the lower plate 110. The auxiliary trench 140 includes a second through hole 125 formed in the second sidewall 124 and extends along the outer side of the lower plate 110 from the outer side of the second sidewall 124 to form the first trench. 130 is connected.

According to the present embodiment, one of the lamp wires is discharged to the outside of the storage space through the first through hole 123 and the other of the lamp wires is discharged to the outside of the storage space through the second through hole 125. By preventing them from protruding from the lower plate, the volume and weight of the liquid crystal display device are prevented from increasing.

Example 6

12 is a perspective view illustrating a rear surface of a storage container for a liquid crystal display according to a sixth embodiment of the present invention. In the present embodiment is the same as the first embodiment except for the wire fixing portion, the wire locking projection and the second wire receiving portion. Therefore, the same members are denoted by the same reference numerals as those in the first embodiment, and duplicated descriptions thereof will be omitted.

Referring to FIG. 12, the wire fixing part 136 protrudes from the inner surface 113a of the opening 113 of the lower plate 110 toward the center of the opening 113. The wire fixing part 136 is disposed between the outer side and the inner side of the lower plate 110. The wire fixing part 136 serves to secondarily fix the lamp wire fixed by the first trench 130.

The wire fixing part 136 is connected to the lower plate 110 from an end of the first fixing body 136a and the first fixing body 136a extending from the inner surface 113a of the opening 113 to the opening 113. And a second fixed body 136b extending in both sides in a T-shape in parallel.

A wire fixing groove 136c is formed on a surface of the second fixing body 136b of the wire fixing portion 136 facing the storage space. The wire fixing groove 136c is formed corresponding to the number of strands of the lamp wire. For example, two wire fixing grooves 136c are formed in the second fixing body 136b to fix the two lamp wires.

Meanwhile, a wire fixing protrusion 138 is formed in the first trench 130 formed on the first sidewall 122. The wire fixing protrusion 138 disperses the external force when the lamp wire is pulled by the external force, thereby preventing the lamp wire and the lamp from disconnecting.

The wire fixing protrusion 138 includes a first wire fixing protrusion 138a and a second wire fixing protrusion 138b. The first wire fixing protrusion 138a protrudes to a predetermined height from an inner bottom surface of the first trench 130 formed in the first sidewall 122. At least one second wire fixing protrusion 138b protrudes from an end portion of the first wire fixing protrusion 138a in the vertical direction. In the present embodiment, two second wire fixing protrusions 138b protrude in a T shape in parallel with the first side wall 122 from an end of the first wire fixing protrusion 138a. In this case, the second wire fixing protrusion 138b is formed so as not to protrude outward from the first sidewall 122 from the first trench 130. The second wire fixing protrusion 138b protruding from the inside of the first trench 130 to the outside of the first sidewall 122 increases the volume of the LCD and makes assembly difficult.

In addition, a second through hole 125 is formed in the second sidewall 124 facing the first sidewall 122. In this case, the first through hole 123 and the second through hole 125 are disposed to face each other.

The second sidewall 124 opposite the first sidewall 122 has an auxiliary trench 140 extending from the outer side of the second sidewall 124 to the first trench 130 along the outer side of the lower plate 110. Is formed. An end portion of the lamp wire discharged into the second through hole 125 is fitted into the first trench 130 through the auxiliary trench 140 and fixed.

According to this embodiment, by fixing the lamp wire primarily by a wire fixing projection, by fixing the lamp wire secondly by the first trench and the second trench and by fixing the lamp wire thirdly by the wire fixing portion The lamp wire may be completely fixed using the lower plate, the first sidewall, and the second sidewall, thereby completely blocking the disconnection of the lamp and the lamp wire due to the flow of the lamp wire.

Backlight assembly

Example 7

13 is an exploded perspective view of a backlight assembly according to a seventh embodiment of the present invention. FIG. 14 is a perspective view illustrating a rear surface of the assembled state of FIG. 13. FIG.

13 and 14, the backlight assembly 600 includes a first accommodating container 100, a second accommodating container 200, and a lamp assembly 300.

The first accommodating container 100 includes a lower plate 110, a side wall 120, and a first trench 130.

The lower plate 110 is made of synthetic resin or the like and has a flat plate shape. In the present embodiment, the lower plate 110 preferably has a rectangular parallelepiped shape. In addition, the lower plate 110 is formed with an opening 113 to reduce weight and volume, and to facilitate heat dissipation. In the present embodiment, one opening 113 is formed in the lower plate 110. Hereinafter, in this embodiment, the cut surface formed by the opening 113 formed in the lower plate 110 will be referred to as an inner surface 113a.                     

The side wall 120 extends in the same direction along the edge of the lower plate 110. The sidewalls 120 extending in the same direction from the edges of the lower plate 110 and the lower plate 110 form a storage space. A lamp, a light guide plate, an optical sheet, a liquid crystal display panel, and the like, which will be described later in detail, are accommodated in the storage space. In addition, at least one first through hole 123 connected to the accommodation space is formed in the first side wall 122, which is one of the side walls 120. In the present embodiment, the first through hole 123 is formed in the corner portion of the first side wall 122.

The first trench 130 is a groove formed from the outer surface of the first side wall 122 to the inner surface 113a of the opening 113 along the outer surface of the lower plate 110. In this case, a first through hole 123 is formed in the first trench 130.

The second storage container 200 includes a second storage container lower plate 210 and a second storage container sidewall 220 extending from the lower plate 210. The second storage container 200 covers the storage space wrapped by the lower plate 110 and the side wall 120 of the first storage container 100. The second accommodating container 200 is made of aluminum or aluminum alloy, and quickly radiates heat generated from the lamp assembly 300 disposed in the accommodating space to the outside of the accommodating space.

The lamp assembly 300 includes a lamp 310, a lamp cover 320, a lamp holder 330, and a lamp wire 340.

The lamp 310 is composed of a lamp body 302, a first electrode 304 and a second electrode 306. The lamp body 302 has a tube shape of glass material. A fluorescent layer is formed on an inner wall of the lamp body 302, and at least one discharge gas of mercury and argon, neon, xenon, and krypton is injected into the lamp body 302. The first electrode 304 and the second electrode 306 are disposed in the lamp body 302 to apply a discharge voltage to the inside of the lamp body 302.

The lamp cover 320 emits light emitted radially from the lamp 310 in one direction. The lamp cover 320 is made of a metal having high light reflectance, for example, brass, and has a U shape. The lamp 310 is disposed inside the lamp cover 320.

The lamp holder 330 is fitted to both ends of the lamp 310 to fix the lamp 310. The lamp 310 is fixed inside the lamp cover 320 by the lamp holder 330.

The lamp wire 340 is composed of a first lamp wire 342 and a second lamp wire 344. The first lamp wire 342 is connected to the first electrode 304 by solder, and the second lamp wire 344 is connected to the second electrode 306 by solder. The first lamp wire 342 is bent to the rear of the lamp cover 320 and merged with the second lamp wire 344 to the outside of the storage space through the first through hole 123 of the first storage container 100. Discharged.

The combined first lamp wire 342 and the second lamp wire 344 are fitted into and fixed to the first trench 130 and the second trench 134 formed in the first container 100.

According to the present exemplary embodiment, the first trench wire 342 and the second lamp wire 344 of the lamp assembly 300 are formed on the outer side of the lower plate 110 of the first storage container 100. 130 and the second trench 134 to facilitate the handling of the lamp wire, and the first lamp wire 342 and the second lamp wire 344 and the first electrode 304 and the second electrode 306. ) To prevent disconnection.

Example 8

15 is a perspective view illustrating a rear surface of a backlight assembly according to an eighth embodiment of the present invention. In this embodiment, the same as in the seventh embodiment except for the wire fixing portion. Therefore, the same members are denoted by the same reference numerals as those in the seventh embodiment, and duplicated descriptions thereof will be omitted.

Referring to FIG. 15, the wire fixing part 136 protrudes toward the center of the opening 113 from the inner surface 113a of the opening 113 formed in the lower plate 110 of the first storage container 100. The wire fixing part 136 is disposed between the inner side and the outer side of the lower plate 110 and extends from the inner side 113a so as not to protrude with respect to the outer side and the inner side of the lower plate 110. The wire fixing part 136 fixes the first lamp wire 342 and the second lamp wire 344 once again.

The wire fixing portion 136 extends in the vertical direction from the end of the first fixing body 136a and the first fixing body 136a extending from the inner surface 113a of the opening 113 toward the center of the opening 113. The second fixing body 136b extends in a direction parallel to the lower plate 110.

A wire fixing groove 136c is formed on a surface of the second fixing body 136b of the wire fixing portion 136 facing the second storage container 200. The wire fixing groove 136c is formed corresponding to the number of the first lamp wire 342 and the second lamp wire 344. The first lamp wire 342 and the second lamp wire 344 fitted into the wire fixing groove 136c may be in close contact with the second storage container 200 and no longer move.

According to the present exemplary embodiment, the first trench wire 342 and the second lamp wire 344 of the lamp assembly 300 are formed on the outer side of the lower plate 100 of the first container 100. 130 is primarily fixed. The remaining portions of the first lamp wire 342 and the second lamp wire 344 are secondarily fixed by the wire fixing part 136 again, so that the first lamp wire 342 and the second lamp wire 344 are It may be fixed to the first receiving container 100 more firmly.

Example 9

16 is a perspective view illustrating a rear surface of a backlight assembly according to a ninth embodiment of the present invention. In the present embodiment is the same as in Example 7 except for the wire fixing projection. Therefore, the same members are denoted by the same reference numerals as those in the seventh embodiment, and duplicated descriptions thereof will be omitted.

Referring to FIG. 16, a wire fixing protrusion 138 is formed in the first trench 130 formed in the first sidewall 122. The wire fixing protrusion 138 may disconnect the first lamp wire 342 and the second lamp wire 344 discharged from the first through hole 123 disposed inside the first trench 130 by external force. prevent.                     

The wire fixing protrusion 138 includes a first wire fixing protrusion 138a and a second wire fixing protrusion 138b. The first wire fixing protrusion 138a protrudes to a predetermined height from an inner bottom surface of the first trench 130 formed in the first sidewall 122. At least one second wire fixing protrusion 138b protrudes from an end portion of the first wire fixing protrusion 138a in the vertical direction. In the present embodiment, two second wire fixing protrusions 138b protrude from the ends of the first wire fixing protrusions 138a in a direction parallel to the first side wall 122. In this case, the second wire fixing protrusion 138b is formed so as not to protrude out of the first sidewall 122 from the first trench 138a. The second wire fixing protrusion 138b protruding from the inside of the first trench 130 to the outside of the first sidewall 122 increases the volume of the LCD and makes assembly difficult.

According to the present embodiment, the first lamp wire 342 and the second lamp wire 344 are fastened to the first trench 130 by hanging on the wire fixing protrusion 138. The first lamp wire 342 and the second lamp wire 344 and the lamp 310 are prevented from being disconnected by an external force applied to the lamp wire 344.

Example 10

17 is an exploded perspective view of a backlight assembly according to a tenth embodiment of the present invention. FIG. 18 is a perspective view illustrating a rear surface of the backlight assembly of FIG. 17 after assembling. In the present embodiment is the same as the seventh embodiment except for the second through hole and the wire fixing projection. Therefore, the same members are denoted by the same reference numerals as those in the seventh embodiment, and duplicated descriptions thereof will be omitted.

17 and 18, a second through hole 125 is formed in the second sidewall 124 facing the first sidewall 122 of the first storage container 100. In this case, the first through hole 123 and the second through hole 125 are disposed to face each other. The first lamp wire 342 connected to the first electrode 304 of the lamp assembly 300 is discharged to the second through hole 125 and the second lamp connected to the second electrode 306 of the lamp assembly 300. The wire 344 is discharged to the outside of the storage space through the first through hole 123.

The first lamp wire 342 discharged to the first through hole 123 extends from the outer surface of the first side wall 122 to the inner surface 113a of the opening 113 along the outer surface of the lower plate 110. It is fixed to the first trench 130.

The second lamp wire 344 discharged to the second through hole 125 is fixed to the auxiliary trench 140 formed along the outer surface of the lower plate 110. The auxiliary trench 140 is connected to the first trench 130.

According to the present embodiment, the first lamp wire 342 of the lamp assembly 300 is discharged to the outside of the first storage container 100 through the second through hole 125 of the first storage container 100. It is fixed to one trench 130. The second lamp wire 344 of the lamp assembly 300 is discharged to the outside of the first storage container 100 through the first through hole 123 of the first storage container 100 to the outside of the lower plate 100. It is fixed to the auxiliary trench 140 and the first trench 130 formed on the side surface, and the first lamp wire 342 or the second lamp wire 344 is first connected without significantly increasing the volume and weight of the liquid crystal display. It is fixed to the storage container (100).

LCD Display

19 is an exploded perspective view illustrating a liquid crystal display according to an embodiment of the present invention. The present embodiment is the same as the first embodiment and the seventh embodiment except for the optical member, the liquid crystal display panel and the chassis. Therefore, the same members are denoted by the same reference numerals as those in the first and seventh embodiments, and duplicated descriptions thereof will be omitted.

Referring to FIG. 17, the liquid crystal display device 900 includes a chassis 800, a liquid crystal display panel 700, an optical member 400, a lamp assembly 300, and a storage container 100.

The optical member 400 is disposed in the accommodation container 100 to which the lamp assembly 300 is fixed. The optical member 400 includes a reflecting plate 410, a light guide plate 420, and optical sheets 430.

The reflective plate 410 is disposed on the lower plate of the storage container 100, the light guide plate 420 is disposed on the upper surface of the reflective plate 410, and the optical sheet 430 is disposed on the upper surface of the light guide plate 420.

The light guide plate 420 has a plate shape accommodated in the storage container 100. The light guide plate 420 includes a plurality of side surfaces, a light reflection surface, and a light exit surface. The light reflection surface is disposed to face the lower plate of the storage container 100, and the light exit surface is disposed to face the light reflection surface. The light guide plate 420 uniformly changes the optical distribution of the light supplied from the lamp assembly 300 and changes the direction of the light.

The reflection plate 410 is interposed between the light reflection surface of the light guide plate 420 and the lower plate of the accommodation container 100 to reflect the light leaked from the light reflection surface of the light guide plate 420 back to the light guide plate 420.

The optical sheets 430 are disposed on the light exit surface of the light guide plate 420, and more uniformly change the optical distribution and the luminance distribution of the light emitted from the light guide plate 420. The optical sheets 430 may be used in combination of various kinds, such as a diffusion sheet, a prism sheet, a luminance compensation film, a viewing angle compensation film, or both.

The liquid crystal display panel assembly 700 includes a TFT substrate 710, a liquid crystal 720, and a color filter substrate 730, and converts light passing through the optical member 430 into image light including information. The liquid crystal display panel assembly 700 is fixed to the storage container 100.

The chassis 800 prevents the liquid crystal display panel assembly 700 from being separated from the outside and prevents the weak liquid crystal display panel assembly 700 from being damaged by an external impact. A portion of the chassis 800 presses the edge of the liquid crystal display panel assembly 700, and the rest of the chassis 800 is fixed to the storage container 100.

As described above in detail, the lamp wire connected to the lamp is fixed to the wire housing formed on the rear side of the storage container to operate the lamp for supplying light to the liquid crystal display panel, thereby facilitating the handling of the lamp wire. To prevent disconnection from the lamp.

In the detailed description of the present invention described above with reference to a preferred embodiment of the present invention, those skilled in the art or those skilled in the art having ordinary knowledge in the scope of the invention described in the claims to be described later It will be understood that various modifications and variations can be made in the present invention without departing from the scope of the present invention.

Claims (24)

A bottom plate having an opening, a side wall including an inner surface extending from the edge of the bottom plate to form a storage space and having a first through hole connected to the storage space, an outer surface of the side wall from the first through hole, and A first trench formed continuously along the lower surface of the lower plate to the inner surface of the opening to receive the first wiring; The lower plate further includes a wire fixing portion extending from an inner surface of the opening toward the center of the opening, The wiring fixing part may include a first fixing body extending from an inner surface of the opening toward the center of the opening and a second extending in both directions perpendicular to the first fixing body at an end of the first fixing body and horizontal to the lower plate. Consisting of stationary bodies, And the second fixing bodies include seating grooves for seating the wires formed on a surface facing the storage space. The container of claim 1, wherein the first trench is a groove-shaped wiring accommodating groove. The container of claim 1, wherein a second trench is formed on a lower surface of the lower plate to receive the second wiring, and a second trench is formed adjacent to the first trench. delete The container of claim 1, wherein the wiring fixing part is positioned between an upper surface and a lower surface of the lower plate. delete delete The storage container according to claim 1, further comprising a wire fixing protrusion in the first trench of the outer side surface of the side wall. The liquid crystal display device container as claimed in claim 8, wherein the wiring fixing protrusion has a columnar shape. 9. The bidirectional wiring protrusion of claim 8, wherein the wiring fixing protrusion is perpendicular to the first wiring fixing protrusion at the end of the first wiring fixing protrusion and the first wiring fixing protrusion protruding from the inner surface of the opening, and parallel to the lower plate. Storage container for a liquid crystal display device, characterized in that consisting of a second wiring fixing protrusion extending. According to claim 1, wherein the side wall is formed of a first side wall formed with a first through hole and a second side wall formed with a second through hole facing the first through hole, the outer surface of the second side wall and the outside of the lower plate An accommodating container for a liquid crystal display device, wherein an auxiliary trench connected to the first trench is formed on a side surface thereof. The wiring fixing part of claim 1, wherein a wiring fixing part extending from an inner surface of the opening part toward the center of the opening part is formed, and a wiring fixing protrusion is formed at a portion of the side wall corresponding to the first trench, and the side wall facing the side wall is formed. A second through hole facing the first through hole and an auxiliary trench connected to the first trench along the outer surface of the lower plate of the lower plate from the second through hole; Storage container. A bottom plate having an opening, a side wall including an inner surface extending from the edge of the bottom plate to form a storage space and having a first through hole connected to the storage space, an outer surface of the side wall from the first through hole, and An accommodating container for a liquid crystal display device having a first trench continuously formed along an inner surface of the opening along a lower surface of the lower plate; And And a lamp assembly including a lamp disposed in the accommodation space and a wire discharged to the first through hole and coupled to the first trench to light the lamp. The lower plate further includes a wire fixing portion extending from an inner surface of the opening toward the center of the opening, The wiring fixing part may include a first fixing body extending from an inner surface of the opening toward the center of the opening and a second extending in both directions perpendicular to the first fixing body at an end of the first fixing body and horizontal to the lower plate. Consisting of stationary bodies, And the second fixing bodies include a mounting groove for seating the wiring formed on a surface facing the receiving space. delete The backlight assembly of claim 13, wherein the wire fixing part is disposed between an outer surface and an inner surface of the lower plate. delete The lamp of claim 13, wherein the lamp includes a first electrode, a first wire connected to the first electrode, a second electrode spaced apart from the first electrode, and a second wire connected to the second electrode. Backlight assembly. 18. The backlight assembly of claim 17, wherein the first wiring and the second wiring are discharged into the first through hole and coupled to the first trench. 18. The storage container of claim 17, wherein the storage container has a second through hole facing the first through hole in a side wall facing the side wall where the first through hole is formed, and the lower plate from the second through hole in the storage container. Further comprising an auxiliary trench extending along the outer side of the first trench to the first trench. 20. The method of claim 19, wherein the first wiring is discharged into the first through hole and coupled to the first trench, and the second wiring is discharged into the second through hole and coupled to the first trench along the auxiliary trench. Backlight assembly, characterized in that. The backlight assembly of claim 13, wherein the first trench further disposed on the sidewall further comprises a wire fixing protrusion. 22. The method of claim 21, wherein the wiring fixing projections are bidirectional parallel to the lower plate perpendicular to the first wiring fixing projections at the end of the first wiring fixing projections and the first wiring fixing projections protruding from the inner surface of the opening. The backlight assembly further comprises a second wiring fixing protrusion extending to the. The light emitting device of claim 13, wherein the accommodation space includes a light incidence surface that receives light emitted from the lamp, a light reflection surface on which light incident on the light incidence surface is reflected, and a light emission surface facing the light reflection surface. And a sheet of light arranged on the light exit surface of the light guide plate to change an optical distribution. A bottom plate having an opening, a side wall including an inner surface extending from the edge of the bottom plate to form a storage space and having a first through hole connected to the storage space, an outer surface of the side wall from the first through hole, and An accommodating container for a liquid crystal display device having a first trench continuously formed along an inner surface of the opening along a lower surface of the lower plate; A lamp assembly including a lamp disposed in the accommodation space and a wire which is discharged into the first through hole and coupled to the first trench to turn on the lamp; An optical member disposed in the accommodation space to change an optical distribution of light generated by the lamp; And A liquid crystal display panel assembly installed in the storage container to change the light emitted from the optical member into image light including information; The lower plate further includes a wire fixing portion extending from an inner surface of the opening toward the center of the opening, The wiring fixing part may include a first fixing body extending from an inner surface of the opening toward the center of the opening and a second extending in both directions perpendicular to the first fixing body at an end of the first fixing body and horizontal to the lower plate. Consisting of stationary bodies, And the second fixing bodies include a mounting groove for mounting the wiring formed on a surface facing the storage space.

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