KR20100070870A - Touch type display device - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a touch type display device, and more particularly, to a touch type display device which is resistant to an impact from the outside while a change in the state where the infrared light emitting means and the infrared camera are mounted does not occur. This invention is a flat panel display panel; A top cover disposed to surround an edge of an upper surface of the flat panel display panel, an upper surface and a side surface, and a first fastening hole formed on the upper surface; A rear case disposed on the top cover, having a bottom surface and a side surface, and having a second coupling hole corresponding to the first coupling hole at a bottom surface thereof; First fastening means fastened to the first fastening hole and the second fastening hole to fix the rear case to the top cover; A touch screen having an edge area disposed inside the rear case; A plurality of infrared light emitting means disposed in the rear case; An infrared camera module disposed at at least two corners of the rear case and including an infrared camera; And a front case disposed to surround the outside of the infrared light emitting means, the infrared camera module, the rear case, and the top cover. Is achieved by.

Description

Touch display {TOUCH TYPE DISPLAY DEVICE}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a touch type display device, and more particularly, to a touch type display device that is resistant to an external shock while changing a state in which an infrared touch module and an infrared camera are mounted.

In recent years, with the rapid development of electronic technology, the user's expectation for a display device provided with various functions is increasing. In response to the user's expectations, a touch function is provided to allow a user to convert an image without an external input device such as a mouse. There is an active research on type display devices.

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

As shown in Figs. 1 and 2, a conventional general touch type display device includes a flat panel display panel 1, infrared light emitting means 5 disposed at a part of an edge on the flat panel display panel 1, A panel guide 9 having first and second stepped surfaces formed therein, the flat panel display panel 1 being seated on the first stepped surface, and an infrared light emitting means 5 mounted on the second stepped surface; An infrared camera 6 disposed at two corners of four corners of the stepped surface, an upper region of the infrared light emitting means 5, an upper region of the infrared camera 6, and an upper region and a side region of the panel guide 9; It consists of a top cover (2) surrounding the. In addition, a fastening groove 9a is formed at an upper portion of the panel guide 9, and a fastening hole 2a corresponding to the fastening groove 9a is formed at an upper surface of the top cover 2, and the fastening groove 9a is formed. ) And the top cover 2 is fixed to the panel guide 9 by fastening the screw 13 to the fastening hole 2a. Although not shown in detail, a touch screen (not shown) is disposed on the flat panel display panel 1.

In the conventional general built-in touch display device having such a configuration, since the infrared light emitting means 5 and the infrared camera 6 are disposed between the flat panel display panel 1 and the top case 2, when an impact is applied from the outside. The impact is directly transmitted to the flat panel display panel 1, which causes the flat panel panel 1 to be damaged.

In order to solve such a problem, an external touch display device has been devised. The external touch display device will be described with reference to FIG. 3 as follows.

Referring to FIG. 3, a conventional external touch display device includes a separate case in which an infrared light emitting unit 25 and an infrared camera (not shown) are provided outside the flat panel display module 20 for the purpose of providing a touch function. 21 is mounted on the inside of the flat panel display module 20 or by a double-sided tape (not shown).

In the conventional general external touch display device having such a configuration, when a separate case 21 for mounting the infrared light emitting means 25 and the infrared camera (not shown) is provided, a flat panel display for preparing the case 21 is provided. The design of the module 20 requires a change, and in the case where the infrared light emitting means 25 and the infrared camera (not shown) are fixed by the double-sided tape (not shown), the size of the double-sided tape adhesive force is limited to the large model. There is a disadvantage that can not be applied.

Accordingly, the present invention has been made to solve the above problems, and an object of the present invention is to fasten the infrared light emitting means and the infrared camera to the flat panel display module so that the change of the mounted state does not occur and at the same time is resistant to external shocks. It is to provide a touch display device.

According to an exemplary embodiment of the present invention, a touch display device includes: a flat panel display panel; A top cover disposed to surround an edge of an upper surface of the flat panel display panel, an upper surface and a side surface, and a first fastening hole formed on the upper surface; A rear case disposed on the top cover, having a bottom surface and a side surface, and having a second coupling hole corresponding to the first coupling hole at a bottom surface thereof; First fastening means fastened to the first fastening hole and the second fastening hole to fix the rear case to the top cover; A touch screen having an edge area disposed inside the rear case; A plurality of infrared light emitting means disposed in the rear case; An infrared camera module disposed at at least two corners of the rear case and including an infrared camera; And a front case disposed to surround the outside of the infrared light emitting means, the infrared camera module, the rear case, and the top cover. It is configured to include. In addition, a third fastening hole is provided at a side of the top cover, a fourth fastening hole corresponding to the third fastening hole is provided at the front case, and second fastening means are provided at the third fastening hole and the fourth fastening hole. The rear case is fixed to the top cover by tightening. In addition, an eighth fastening hole is provided on an upper surface of the top cover, a seventh fastening hole corresponding to the eighth fastening hole is provided on a bottom surface of the rear case, and the eighth fastening hole and a seventh fastening on the infrared camera module. A sixth fastening hole corresponding to the hole is formed, and a third fastening means is fastened to the eighth fastening hole, the seventh fastening hole, and the sixth fastening hole to fix the infrared camera module to the top cover and the rear case.

According to an exemplary embodiment of the present invention, the touch display device includes the first and second fastening means for fixing the rear case to the top cover, and fixes the infrared camera module to the top cover and the rear case. By providing the third fastening means, there is an advantage that the stability of the state in which the infrared light emitting means and the infrared camera module are fixed is increased.

Accordingly, the infrared light emitting means and the infrared camera module have an advantage that the change from the state mounted in the interior space of the rear case and the front case does not occur, and has an advantage against the impact from the outside.

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

4 is an exploded perspective view illustrating a touch type display device according to an exemplary embodiment of the present invention. For convenience, the first to third fastening means are not shown, and FIG. 5 is a first fastening means and a second fastening means in FIG. 4. 6 is a cross-sectional view illustrating a cross-sectional view of the rear case of FIG. 4 in an enlarged manner, and FIG. 7 shows a detailed view of the rear surface of the infrared camera of FIG. 4. 8 is a perspective view illustrating an enlarged view of an infrared camera disposed inside the rear case of FIG. 4.

As shown in FIG. 4 and FIG. 5, a touch type display device according to an exemplary embodiment of the present invention includes a flat panel display panel 101; A top cover 102 disposed to cover an edge of an upper surface of the flat panel display panel 101, an upper surface and a side surface of which are formed, and a first fastening hole 102a formed on the upper surface; A rear case 103 disposed on the top cover 102 and having a bottom surface and a side surface, and having a second coupling hole 103a corresponding to the first coupling hole 102a on the bottom surface; First fastening means 113 fastened to the first fastening hole 102a and the second fastening hole 103a to fix the rear case 103 to the top cover 102; A touch screen 104 having an edge area disposed inside the rear case 103; A plurality of infrared light emitting means 105 disposed inside the rear case 103; An infrared camera module disposed at at least two corners of the rear case 103 and including an infrared camera 106; And a front case 108 disposed to surround the outside of the infrared light emitting means 105, the infrared camera module 106, the rear case 103 and the top cover 102; It is configured to include.

Each component of the liquid crystal display according to the preferred embodiment of the present invention having such a configuration will be described in detail as follows.

4 and 5 illustrate that the flat panel display panel 101 is a liquid crystal panel including a color filter substrate as an upper substrate and a thin film transistor array substrate as a lower substrate, but the present invention is not limited thereto. In addition, the flat panel display panel 101 may be various examples without departing from the gist of the present invention, such as an organic electroluminescent panel.

4 and 5, a top cover 102 surrounding an edge of the top surface 101 of the flat panel display panel is disposed outside the flat panel display panel 101, and the top cover 102 has a top surface and a side surface thereof. A plurality of first fastening holes 102a and eighth fastening holes 102c are provided on an upper surface thereof, and a plurality of third fastening holes 102b are provided on a side surface thereof.

A panel guide 109 is disposed in the top cover 102, and a stepped surface on which the flat panel display panel 101 is mounted is provided in the panel guide 109.

4 and 5, the panel guide 109 is provided with a first fastening groove 109a corresponding to the first fastening hole 102a of the top cover 102 and a third fastening hole 102b. The fifth fastening hole 109b corresponding to the third fastening groove 109c corresponding to the eighth fastening hole 102c is provided.

4 and 5, a plurality of lamps 115 are disposed in the panel guide 109, and lamps 115 are disposed at both ends of the plurality of lamps 115 in the panel guide 109. Side supporters 111 are disposed to support and fix both ends of the upper supporters 111. The side supporters 111 have an eighth fastening hole 102c of the top cover 102 and a third fastening hole 109c of the panel guide 109. The second fastening groove 111a corresponding to the formed portion is formed.

Although the lamp 115 is provided as an example in describing the present invention, this is because the flat panel display panel 101 is a liquid crystal panel as an example. If the flat panel display panel 101 is an organic light emitting panel that does not require a backlight, the lamp 115 may not be provided.

4 and 5, an optical sheet 112 composed of a plurality of sheets that diffuses and collects light from the lamp 115 and supplies it to the flat panel display panel 101 is disposed above the lamp 115. do.

4 and 5, the rear case 103 is disposed on the top cover 102 for the purpose of mounting and protecting the infrared light emitting means 105 and the infrared camera module. The second fastening hole 103a corresponding to the first fastening hole 102a of the top cover 102 and the first fastening groove 109a of the panel guide 109 is formed.

The first fastening means 113 is fastened to the first fastening hole 102a, the first fastening groove 109a, and the second fastening hole 103a, and thus, the top cover 102, the panel guide 109, and the like. The rear case 102 is fixed to each other. Although not shown in detail, threads may be formed on the inner surface of the first fastening hole 102a, the first fastening groove 109a, and the second fastening hole 103a and the outer surface of the first fastening means 113. Can be.

Referring to FIG. 6, a seventh fastening corresponding to an eighth fastening hole 102c of the top cover 102 and a third fastening groove 109c of the panel guide 109 is formed on the inner bottom surface of the rear case 103. A hole 103b is formed, and an alignment pin 103c is formed in an area adjacent to the seventh fastening hole 103b.

4 and 5, a supporter 111 for protecting the infrared light emitting means 105 and an infrared camera module is disposed in the rear case 103, and is provided in a lower region inside the supporter 111. A groove is formed, and an edge region of the touch screen 104 is disposed between the groove and the bottom surface of the rear case 103.

4 and 5, the infrared light emitting means 105 is mounted on a printed circuit board, and the printed circuit board is fixed to an inner side surface of the supporter 110 or to an inner bottom surface of the rear case 103. do.

4 and 5, an infrared camera module disposed inside the rear case 103 may include an infrared camera 106 capable of infrared recognition, and a camera case 107 surrounding and protecting and supporting the infrared camera 106. It is configured to include).

7 and 8, the camera case 107 has an eighth fastening hole 102c of the top cover 102, a third fastening groove 109c of the panel guide 109, and a rear case 103. A sixth fastening hole 107a corresponding to the seventh fastening hole 103b of the rear case 103 is provided, and an alignment hole 107b corresponding to the alignment pin 103c of the rear case 103 is provided. The alignment pin 103c is fastened to the alignment hole 107b, and thus the camera case 107 is fixed inside the rear case 103 to prevent flow.

A third fastening means (not shown) is fastened to the sixth fastening hole 107a, the seventh fastening hole 103b, the eighth fastening hole 102c, and the third fastening groove 109c, thereby causing the camera case 107. ) Is fixed to the rear case 103, the top cover 102 and the panel guide 109. Although not shown in detail in the drawings, the inner surface of the sixth fastening hole 107a, the seventh fastening hole 103b, the eighth fastening hole 102c, and the third fastening groove 109c and the third fastening means (not shown). Threads may be formed on the outer surface of the shell.

4 and 5, the touch type display device according to an exemplary embodiment of the present invention includes a front wrapper surrounding the outside of the infrared light emitting unit 105, the infrared camera module, the rear case 103, and the top cover 102. A case 108 is provided. The front case 108 includes a third fastening hole 102b of the top cover 102, a fifth fastening hole 109b of the panel guide 109, and a first support of the side supporter 111. The fourth fastening hole 108a corresponding to the second fastening groove 111a is provided.

The second fastening means 114 is fastened to the fourth fastening hole 108a, the third fastening hole 102b, the fifth fastening hole 109b and the third fastening groove 111a, and thus the front case 108 ), The top cover 102, the panel guide 109 and the side supporter 111 is fixed to each other. Although not shown in detail in the drawing, the inner surface and the second fastening means 114 of the fourth fastening hole 108a, the third fastening hole 102b, the fifth fastening hole 109b, and the third fastening groove 111a. Threads may be formed on the outer surface of the.

In the touch type display device according to the preferred embodiment of the present invention having the configuration as described above, the first and second fastening means 113 and 114 for fixing the rear case 103 to the top cover 102 are provided. The third fastening means (not shown) for fixing the infrared camera module (not shown) is provided on the top cover 102 and the rear case 103, so that the stability of the infrared light emitting means 105 and the infrared camera module is fixed. Is increased.

Accordingly, the infrared light emitting means 105 and the infrared camera module do not change from the state mounted in the interior space of the rear case 105 and the front case 108, and become strong against impact from the outside.

1 is a plan view illustrating a conventional general embedded touch display device.

2 is a cross-sectional view showing a partial cross section of FIG.

3 is a plan view illustrating a conventional general external touch display device.

4 is an exploded perspective view illustrating a touch type display device according to an exemplary embodiment of the present invention.

FIG. 5 is a cross-sectional view illustrating a cross section taken along a region in which the first fastening means and the second fastening means are disposed in FIG. 4; FIG.

FIG. 6 is an enlarged perspective view of a portion of the rear case of FIG. 4; FIG.

FIG. 7 is a perspective view showing in detail a rear view of the infrared camera module of FIG. 4. FIG.

8 is an enlarged perspective view illustrating an infrared camera module disposed inside the rear case of FIG. 4;

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

101: flat panel display panel 102: top cover

102a: first fastening hole 102b: second fastening hole

102c: 8th fastening hole 103: rear case

103a: second fastening hole 103b: seventh fastening hole

103c: alignment pin 104: touch screen

105: UV light emitting means 106: UV camera

107: camera case 107a: sixth fastening hole

107b: Alignment Hole 108: Front Case

108a: fourth fastening hole 109: panel guide

109a: first fastening groove 109b: fifth fastening hole

109c: third fastening groove 110: supporter

111: side supporter 111a: second fastening groove

112: optical sheet 113: first fastening means

114: second fastening means 115: lamp

Claims (9)

Flat panel display panel; A top cover disposed to surround an edge of an upper surface of the flat panel display panel, an upper surface and a side surface, and a first fastening hole formed on the upper surface; A rear case disposed on the top cover, having a bottom surface and a side surface, and having a second coupling hole corresponding to the first coupling hole at a bottom surface thereof; First fastening means fastened to the first fastening hole and the second fastening hole to fix the rear case to the top cover; A touch screen having an edge area disposed inside the rear case; A plurality of infrared light emitting means disposed in the rear case; An infrared camera module disposed at at least two corners of the rear case and including an infrared camera; And A front case disposed to surround the outside of the infrared light emitting means, the infrared camera module, the rear case and the top cover; Touch type display device, characterized in that configured to include. According to claim 1, The panel guide for mounting the liquid crystal panel in the stepped portion provided therein is further provided inside the top cover, The panel guide is provided with a first fastening groove corresponding to the first fastening hole and the second fastening hole, and a first fastening means is fastened to the first fastening hole, the second fastening hole, and the first fastening groove. And the top cover and the rear case are fixed to each other. According to claim 1, The third fastening hole is further provided on the side of the top cover, and the fourth fastening hole corresponding to the third fastening hole is further provided on the side of the front case, the third fastening hole and A second display means is fastened to the fourth fastening hole to fix the front case to the top cover. According to claim 3, The panel guide for mounting the liquid crystal panel in the stepped portion provided therein is further provided inside the top cover, The panel guide is provided with a fifth fastening hole corresponding to the third fastening hole and the fourth fastening hole, and second fastening means is fastened to the third to fifth fastening holes to connect the panel guide, the top cover, and the front case. Touch-type display device characterized in that fixed to each other. The liquid crystal panel of claim 4, wherein a plurality of lamps is further provided below the liquid crystal panel, and a lower side supporter supporting both ends of the lamps is further provided in the lower area of the panel guide. The side supporters are provided with second fastening grooves corresponding to the third to fifth fastening holes, and second fastening means are fastened to the third to fifth fastening holes and the second fastening grooves, so that the side supporters, panel guides, A touch type display device, wherein the top cover and the front case are fixed to each other. According to claim 1, wherein the rear case is further provided with a supporter for protecting the infrared light emitting means and the infrared camera module, And a groove in which an edge region of the touch screen is coupled to a lower region of the support. The method of claim 1, wherein the infrared camera module comprises an infrared camera and a camera case surrounding the infrared camera, At least one alignment pin is formed in the rear case, and an alignment hole fastened to the alignment pin is formed in the camera case. The method of claim 7, wherein the sixth fastening hole is provided in the camera case, the seventh fastening hole corresponding to the sixth fastening hole is provided in the rear case, and the top cover is provided in the sixth fastening hole and the seventh fastening hole. Corresponding eighth fastening holes are provided, And a third fastening means is fastened to the sixth to eighth fastening holes to fix the camera module to the rear case and the top cover. According to claim 8, Panel guide for mounting the liquid crystal panel on the stepped portion provided inside the top cover is further provided inside, A third fastening groove corresponding to the sixth to eighth fastening holes is formed in the panel guide, and a third fastening means is fastened to the sixth to eighth fastening holes and the third fastening groove so that the camera module, the rear case, and the top are fastened. A touch type display device wherein the cover and the panel guide are fixed to each other.

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