KR20110012134A - Display device - Google Patents

Abstract

PURPOSE: A display device is provided to adjust the length and the slope of a light shielding unit according to external environment. CONSTITUTION: A light emitting module part(100) includes a plurlaity of light emitting units. A base part(300) is arranged on the front side of the light emitting module part to be spaced apart as much as a first distance. A light shielding part(200) is arranged between the light emitting module part and a base part. A power part(500) moves the light shielding part to a first direction and a second direction which is opposite to the first direction.

Description

Display Device

Embodiments relate to a display device.

A light emitting device (LED) is a kind of semiconductor device that converts electrical energy into light. The light emitting device has the advantages of low power consumption, semi-permanent life, fast response speed, safety and environmental friendliness compared to conventional light sources such as fluorescent lamps and incandescent lamps. Accordingly, many studies have been conducted to replace the existing light source with a light emitting device, and the light emitting device has been increasingly used as a light source for lighting devices such as various liquid crystal display devices, electronic displays, and street lamps that are used indoors and outdoors.

The embodiment provides a display device that effectively blocks direct sunlight, ultraviolet rays, and rainwater to provide an optimized image.

The embodiment provides a display device capable of adjusting the length and inclination of the shading shade according to an external environment.

In one embodiment, a display device includes: a light emitting module unit on which a plurality of light emitting elements are mounted; A base part disposed on the front surface of the light emitting module part such that a first distance is spaced apart; A light blocking unit disposed between the light emitting module unit and the base unit; And power means for moving the light blocking portion in a first direction and in a second direction opposite to the first direction.

The embodiment can provide a display device that effectively blocks direct sunlight, ultraviolet rays, and rainwater to provide an optimized image.

The embodiment can provide a display device capable of adjusting the length and inclination of the shading shade according to an external environment.

In the description of the embodiments, each layer, region, pattern, or structure is formed “on” or “under” of a substrate, each layer (film), region, pad, or pattern. In the case described as "on" and "under" includes both "directly" or "indirectly" formed. In addition, the criteria for the top or bottom of each layer will be described with reference to the drawings.

In the drawings, the thickness or size of each layer is exaggerated, omitted, or schematically illustrated for convenience and clarity of description. In addition, the size of each component does not necessarily reflect the actual size.

Hereinafter, a display device according to example embodiments will be described with reference to the accompanying drawings.

<First Embodiment>

1 is a perspective view of a display device 1 according to a first embodiment, FIG. 2 is an exploded perspective view of the display device 1, FIG. 3 is a cross-sectional view of the display device 1, and FIG. 4 is the display. An exploded sectional view of the apparatus 1.

1 to 4, the display device 1 includes a light emitting module unit 100, a light shielding unit 200, a base unit 300, and a power unit 500, and houses a housing 400. ).

The light emitting module unit 100 and the base unit 300 are disposed to be spaced apart from a first distance T. In addition, the light blocking unit 200 is disposed between the light emitting module unit 100 and the base unit 300, and the light blocking unit 200 is the power means such as a motor within the first distance T. It may be formed to be able to move in the first direction (a) or the second direction (b) by (500).

Therefore, the protruding length D of the light shield shade 220 of the light shielding portion 200 protrudes on the base portion 300 is adjusted according to external factors (eg, direct sunlight, ultraviolet rays, rainwater, etc.) to display the display. The image of the device 1 can be optimized.

Hereinafter, each component of the display device 1 will be described.

The light emitting module unit 100 includes a substrate 120, a plurality of light emitting devices 110, and a cable 150 on the substrate 120.

The substrate 120 is a printed circuit board (PCB) having an insulating body on which wiring is formed, and may be, for example, a general PCB, a metal core PCB (MCPCB), a flexible printed circuit board (FPCB), or the like.

The plurality of light emitting devices 110 may include a lens unit 112 and a body unit 114, respectively. An LED chip 113 may be mounted in the lens unit 112, and the lens unit 112 may control light distribution of light emitted from the LED chip 113. The body portion 114 includes wiring of the LED chip 113 and the like. For example, the length T 'of the body portion 114 may be 2 mm to 4 mm.

The plurality of light emitting devices 110 may include an LED chip 113 emitting at least one of red, green, blue, and white light, but is not limited thereto.

In addition, the plurality of light emitting devices 110 may be mounted on the substrate 120 in an array form, and the number and arrangement of the plurality of light emitting devices 110 is not limited.

The cable 150 may provide power and driving signals to the light emitting module unit 100 and the plurality of light emitting devices 110, and may include a driving unit (not shown) inside or outside the housing 400. It may be connected to an external power source (not shown).

The light blocking unit 200 may include a body 210, a light blocking shade 220, a third insertion hole 240, and a connection driving unit 250.

The light blocking part 200 may be disposed at a first distance T between the light emitting module part 100 and the base part 300, and may be disposed in a first direction a or within the first distance T. It may move in a second direction b opposite to the first direction a. For example, the first distance T may be 2 mm to 4 mm.

The body 210 may be formed of a resin material or a metal material. For example, the body 210 may be formed of a black material or may be formed on a surface of the display device 1 to improve the color contrast effect of the display device 1. The coating can be carried out in black.

The third insertion hole 240 may be formed in the body 210, and the plurality of light emitting devices 110 may be inserted into the third insertion hole 240. The number and arrangement of the third insertion holes 240 may be formed to correspond to the number and arrangement of the light emitting elements 110. Accordingly, when the light blocking part 200 moves in the first direction a or the second direction b, the third insertion hole 240 moves along the plurality of light emitting elements 110.

The shading shade 220 may be formed on the body 210. The shading shade 220 may prevent external factors such as direct sunlight, ultraviolet rays, rainwater, etc. from lowering the brightness of the plurality of light emitting elements 110.

The shading shade 220 may be integrally formed with the body 210, and may be formed by, for example, injection molding. The length of the shading shade 220 may be, for example, 2mm to 5mm.

In addition, the shading shade 220 is illustrated as being formed in the vertical direction of the body 210, but is not limited thereto, and may be formed to have an inclination. The inclination of the shading shade 220 may be determined in consideration of the installation position of the display device 1, the influence of external light, and the like, and may be, for example, 3 ° to 10 °.

The shading shade 220 may be inserted into the second insertion hole 330 of the base portion 300. Therefore, as the light shielding part 200 moves in the first direction a or the second direction b by the power means 500, the light shielding shade 200 protruding from the base part 300 is provided. The protruding length D of can be adjusted.

The protruding length D may be determined according to various external factors such as an installation position of the display device 1, direct sunlight, ultraviolet rays, and rainwater, and may be, for example, 2 mm to 5 mm.

The connection driving part 250 is connected to the power means 500 to move the light blocking part 200 in the first direction a or the second direction b.

The base part 300 includes a base body 310 and a first insertion hole 320 and a second insertion hole 330 formed in the base body 310.

The base unit 300 may be disposed to be spaced apart from the light emitting module unit 100 by a first distance (T).

The base body 310 may be formed of a resin material, a metal material, or the like, and may be formed of, for example, a black material or a surface to improve a color contrast effect of the display device 1. The coating can be carried out in black.

In addition, the base body 310 may be integrally injection molded or prepared in a plate form to form the first and second insertion holes 320 and 330 by punching or etching. However, the material, color, and manufacturing method of the base body 310 are not limited.

The plurality of light emitting devices 110 may be inserted into the first insertion hole 320, and the number and arrangement of the first insertion holes 320 correspond to the number and arrangement of the plurality of light emitting devices 110. Can be.

On the other hand, the plurality of light emitting elements 110 includes the lens portion 112 and the body portion 114, the lens portion 112 is on the base body 310 through the first insertion hole 320 The base portion 300 may be disposed to be spaced apart from the light emitting module portion 100 and the first distance T so that the body portion 114 is not exposed on the base body 310. have. The first distance T may be a value close to the length T ′ of the body portion 114.

The light blocking shade 220 of the light blocking portion 200 may be inserted into the second insertion hole 330. Since the light blocking part 200 may move in the first direction a or the second direction b within the first distance T by the power means 500, the light blocking part 200 may be disposed on the second insertion hole 330. The protruding length D of the shading shade 220 exposed to the light may be adjusted.

The protruding length D of the shading shade 220 may be appropriately adjusted according to various external factors such as the installation position of the display device 1, direct sunlight, ultraviolet rays, rainwater, and the like. 1) to provide the optimized image.

The power means 500 may be formed in the housing 400, and are connected by the light blocking part 200 and the connection driving part 250 so that the light blocking part 200 is connected to the first distance T. Drive in the first direction (a) or the second direction (b) in the drive.

The housing 400 may accommodate the light emitting module unit 100, the light blocking unit 200, the base unit 300, and the power unit 500, and the light emitting module unit 100 through the opening 450. The heat generated from the light emitting module unit 100 and the power means 500 may be connected to an external power source (not shown) or a driving unit (not shown).

Second Embodiment

Hereinafter, the display device 2 according to the second embodiment will be described in detail. In the description of the second embodiment, the same parts as those of the first embodiment will be referred to the first embodiment, and redundant description thereof will be omitted.

5 is a cross-sectional view of the display device 2, and FIG. 6 is a view illustrating a change in inclination of the light blocking shade 220 according to the position of the light blocking part 200 of the display device 2.

Referring to FIG. 5, the display device 2 includes a light emitting module unit 100, a light blocking unit 200, a base unit 300, and a power unit 500, and includes a housing 400 in which they are stored. do.

The light shielding part 200 includes a body 210, a rotation coupling part 230, a light shielding shade 220, and a third insertion hole 240. The shading shade 220 may be rotatably connected to the body 210 by the rotation coupling portion 230.

The rotation coupling unit 230 may have a shape of, for example, a white paper (Hinge) shape, a circular column, a polygonal column, and the like, so that the shading shade 220 may be rotatably coupled to the body 210. It is not limited to.

Referring to Figure 6, the operation of the rotary coupling unit 230 will be described.

Referring to FIG. 6A, when the light blocking part 200 moves in the first direction a to approach the base part 300, the light blocking shade 220 of the base part 300 The protruding length D protruding onto the second insertion hole 330 has a first length.

The first length and the weight of the shading shade 220 generate a first turning force (torque) on the shading shade 220, and accordingly, the shading shade 220 is formed by the rotation coupling part 230. 1 slope.

Referring to FIG. 6B, when the light blocking part 200 moves in the second direction b to approach the light emitting module part 100, the light blocking shade 220 is the base part 300. The protruding length D protruding onto the second insertion hole 330 has a second length shorter than the first length.

The second length and the weight of the shading shade 220 generate a second turning force (torque) smaller than the first turning force in the shading shade 220, and thus the shading shade 220 is the rotary coupling portion. 230 has a second slope smaller than the first slope.

That is, since the body 210 and the shading shade 220 are coupled to each other by the rotation coupling portion 230, the inclination of the shading shade 220 according to the protruding length D of the shading shade 220 is increased. Will change.

Accordingly, the display device 2 may adjust the protruding length D and the inclination of the shading shade 220, thereby minimizing the influence of the plurality of light emitting devices 110 by external factors, thereby optimizing the image. Can be provided.

Third Embodiment

Hereinafter, the display device 3 according to the third embodiment will be described in detail. In the description of the third embodiment, the same parts as those of the first and second embodiments are referred to the first and second embodiments, and redundant description thereof will be omitted.

Referring to FIG. 7, the display device 3 includes a light emitting module unit 100, a light blocking unit 200, a base unit 300, and a power unit 500, and includes a housing 400 in which they are stored. do.

The light shielding part 200 includes a body 210, a rotation coupling part 230, a light shielding shade 220, and a third insertion hole 240. The shading shade 220 may be rotatably connected to the body 210 by the rotation coupling portion 230.

The rotation coupling unit 230 may have a shape of, for example, a white paper (Hinge) shape, a circular column, a polygonal column, and the like, so that the shading shade 220 may be rotatably coupled to the body 210. It is not limited to.

The rotation coupling unit 230 may be connected to the power means 500, and may be rotated by the power means 500 such that the shading shade 220 has a desired inclination.

Since the shading shade 220 may be adjusted to have a different inclination according to external factors by the rotation coupler 230, an image of the display device 2 may be optimized.

<Fourth Embodiment>

Hereinafter, the display device 4 according to the fourth embodiment will be described in detail. In the description of the second embodiment, the same parts as those of the first embodiment will be referred to the first embodiment, and redundant description thereof will be omitted.

Referring to FIG. 8, the display device 4 includes a light emitting module unit 100, a light blocking unit 200, a base unit 300, and a power unit 500, and includes a housing 400 in which they are stored. do.

The display device 4 is similar to the display device 1 according to the first embodiment except that the light blocking unit 200 is disposed on the rear surface of the light emitting module unit 100.

The base unit 300 is disposed on the front surface of the light emitting module unit 100.

The light blocking unit 200 is disposed on the rear surface of the light emitting module unit 100, that is, between the light emitting module unit 100 and the bottom surface of the housing 400, and the light blocking unit 200 is the power means ( 500 may be formed to move in the first direction a or the second direction b.

In this case, a fourth shovel inlet 140 into which the light shielding shade 220 may be inserted may be formed in the light emitting module unit 100. In addition, the shading shade 220 may be inserted into the fourth insertion hole 140 and the second insertion hole 330 of the base portion 300.

The protruding length D of the light blocking shade 220 of the light blocking portion 200 protruding from the base portion 300 is adjusted according to external factors (for example, direct sunlight, ultraviolet rays, rainwater, etc.), so that the display device 1 ) Can be optimized.

Features, structures, effects, and the like described in the above embodiments are included in at least one embodiment of the present invention, and are not necessarily limited to only one embodiment. Furthermore, the features, structures, effects, and the like illustrated in the embodiments may be combined or modified with respect to other embodiments by those skilled in the art to which the embodiments belong. Therefore, it should be understood that the present invention is not limited to these combinations and modifications.

In addition, the above description has been made with reference to the embodiments, which are merely examples, and are not intended to limit the embodiments. Those skilled in the art to which the embodiments belong will not be limited to the essential features of the embodiments. It will be appreciated that various modifications and applications are possible. For example, each component specifically shown in the embodiments may be modified. And differences relating to such modifications and applications will have to be construed as being included in the scope of the embodiments defined in the appended claims.

1 to 8 illustrate a display device according to an exemplary embodiment.

Claims (18)

A light emitting module unit in which a plurality of light emitting devices are mounted; A base part disposed on the front surface of the light emitting module part such that a first distance is spaced apart; A light blocking unit disposed between the light emitting module unit and the base unit; And And power means for moving the light blocking portion in a first direction and in a second direction opposite to the first direction. The method of claim 1, The light blocking portion includes a body and a light shield shade on the body, The light blocking shade penetrates the base portion and protrudes onto the base portion. 3. The method of claim 2, The light blocking shade is integrally formed with the body. 3. The method of claim 2, The light blocking shade is rotatably coupled to the body by a rotation coupling portion. The method of claim 4, wherein And the rotation coupling part rotates by the power means to change the inclination of the shading shade. The method of claim 4, wherein The light blocking shade is rotated by the rotation coupling portion when the light blocking portion moves in the first direction or the second direction to change the inclination. The method of claim 1, The first distance is 2mm to 4mm. The method of claim 1, The base unit and the light blocking unit are formed of a resin material or a metal material. 3. The method of claim 2, The length of the light shield shade is 2mm to 5mm. 3. The method of claim 2, The light blocking part includes a third insertion hole into which the plurality of light emitting elements are inserted. The base unit includes a first insertion hole into which the plurality of light emitting elements are inserted and a second insertion hole into which the shading shade is inserted. The method of claim 1, And the rotation coupling part has at least one of a white paper shape, a cylinder shape, and a polygonal shape. A light emitting module unit in which a plurality of light emitting devices are mounted; A light blocking unit disposed on a rear surface of the light emitting module unit; And And power means for moving the light blocking portion in a first direction and in a second direction opposite to the first direction. The method of claim 12, A display device including a base on the front of the light emitting module unit. The method of claim 12, The light blocking portion includes a body, a light blocking shade on the body, and the light emitting module portion includes a fourth insertion hole into which the light blocking shade is inserted. The light blocking shade penetrates through the fourth insertion hole and protrudes onto the light blocking portion. The method of claim 13, The base unit includes a first insertion hole through which the plurality of light emitting elements are inserted and a second insertion hole through which the shading shade penetrates. A light emitting module unit in which a plurality of light emitting devices are mounted; A light blocking unit disposed on the front surface of the light emitting module unit; A base part disposed in front of the light blocking part; And It includes a power means connected to the light shield, And the light blocking portion includes a body, a light shielding shade on the body, and a rotation coupling portion rotatably coupling the light shielding shade and the body, wherein the rotation coupling portion is rotated by the power means to change the inclination of the light shielding shade. The method of claim 16, The light blocking shade penetrates the base portion and protrudes onto the base portion. The method of claim 16, The light blocking part includes a third insertion hole into which the plurality of light emitting elements are inserted. The base unit includes a first insertion hole through which the plurality of light emitting elements are inserted and a second insertion hole through which the shading shade penetrates.

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