WO2018048012A1

WO2018048012A1 - Pc integrated display device

Info

Publication number: WO2018048012A1
Application number: PCT/KR2016/011713
Authority: WO
Inventors: 문현수; 신병철; 노경보; 문희열; 문양훈; 손계중
Original assignee: 주영하이텍 주식회사
Priority date: 2016-09-07
Filing date: 2016-10-18
Publication date: 2018-03-15
Also published as: KR20180027810A; KR101895438B1

Abstract

A PC integrated display device is disclosed. The PC integrated display device comprises: a display unit for playing media contents; a rear side protection panel coupled to the display unit at a rear side of the display unit and having an opening for connecting with a PC formed at a portion thereof; a PC mount portion that has a polyhedral shape having a PC installation space and an opening side to open the PC installation space, includes a rim portion formed at an edge of the opening side, and is coupled to the rear side protection panel such that an inner surface of the rim portion is coupled to the rear side protection panel so as to cover the PC connection opening; and a computer unit that is installed in the PC installation space inside the PC mount portion, is electrically connected to the display unit to control the operation of the display unit, and outputs the media contents to the display unit, wherein the computer unit includes a main board, a CPU, and a memory device, in which the main board is fixed to the inside of the PC mount portion so as to be spaced apart from the inner surface of the PC mount portion, and wherein the PC mount portion is provided to be attachable and detachable from the rear side protection panel by means of a detachable means.

Description

PC integrated display device

The present invention relates to a display device of the present invention, and more particularly, to a PC integrated display device having a PC.

Digital information display (hereinafter, referred to as a display device) refers to a digital signage that causes a great response in the recent advertising market. DID applied large LCD panels to billboards, transforming the existing still image based advertising market into video based. The display device may be installed at a place where a lot of people gather or at a bus stop to provide various information including advertisements.

Such display devices have a great advantage of overcoming the shortcomings of existing simple advertisements and enabling more specific and customer-oriented advertisements. Therefore, by installing display devices in exhibitions, movie theaters, company lobby and various memorial venues, it is also used to overcome the disadvantages of existing panel-type or frame-type photo posting.

Since the display device provides information in a video or a video to provide more detailed and various information, recently, a display device has been installed in a tourist spot that requires more professional and detailed information, or in a city center that needs various and immediate information.

However, such a conventional display device requires a separate computer to play media content for advertisements, promotions, and the like, and the computer has to be purchased and provided separately from the display device, thereby increasing the initial installation cost and purchase cost.

Accordingly, an object of the present invention is to provide a PC-integrated display device that can lower the purchase cost of the display device, facilitate the input of content, and facilitate the repair of the computer unit that is integrally coupled.

PC integrated display device according to an embodiment of the present invention includes a display unit for playing the media content; A rear protective panel coupled to the display unit at a rear side of the display unit, and having a opening for opening a PC connected to a portion thereof; It is a polyhedral shape having a PC installation space and the open surface for opening the PC installation space, and includes a border formed on the edge of the open surface, the inner surface of the border is coupled to the rear protective panel to open the PC connection opening A PC mount unit coupled to the rear protection panel to cover; And a computer unit installed in a PC installation space inside the PC mount unit, electrically connected to the display unit to control an operation of the display unit, and outputting the media content to the display unit. It includes a CPU and a memory device, wherein the main board is fixed to the inside of the PC mount portion so as to be spaced apart from the inner surface of the PC mount portion, the PC mount portion is provided to be coupled to and separated from the rear protective panel through a detachable means It is characterized by.

The detachable means includes a plurality of latches installed around the edge of the PC connection opening; And a plurality of fastening parts provided on an inner surface of an edge portion of the PC mount part and fastened to the latch.

A portion of the rear protection panel and a portion of the PC mount portion may be formed in a circular heat dissipation hole.

The PC integrated display device may further include a display holder for supporting the display unit and the rear protection panel, and the display unit and the rear protection panel may be coupled to the display holder so that the display unit and the rear protection panel rotate horizontally and vertically. have.

PC integrated display device according to another embodiment of the present invention may be provided with a sound absorbing material between the inner surface of the edge portion of the PC mount portion and the outer surface of the rear protective panel.

PC integrated display device according to another embodiment of the present invention may be mounted to the rear protection panel, and further includes a pop-up portion for eye-induced pop-up that pops up at the upper end of the rear protection panel at least one time flashing light.

The rear protection panel includes a panel guide groove formed to extend vertically downward from the upper end of the rear protection panel, the eye-inducing pop-up portion, a pop-up panel coupled to the panel guide groove; It is mounted to the rear protective panel, disposed below the panel guide groove so that the axial direction is parallel to the longitudinal direction of the panel guide groove, and is connected to the pop-up panel to operate to raise and lower the pop-up panel. Actuators; A flashing LED mounted on the pop-up panel so that the light emitting direction of the pop-up panel is directed to the display unit; And mounted in the panel guide groove and normally pressed by the pop-up panel before the pop-up panel pops up and spaced apart from the pop-up panel when the pop-up panel pops up, and electrically connected to the blinking LED. It may include a flashing switch for blinking the flashing LED when spaced apart from the pop-up panel.

According to the PC integrated display device according to the present invention, the purchase cost of the display device can be lowered, contents can be easily input, and the maintenance of the integrated computer unit can be facilitated.

1 and 2 are exploded perspective views illustrating the configuration of a PC integrated display device according to an embodiment of the present invention.

3 is a combined perspective view of the PC integrated display device illustrated in FIGS. 1 and 2.

4 is a side view illustrating a state in which a main board of the computer unit illustrated in FIG. 1 is mounted.

5 is a side view illustrating a state where the PC integrated display device illustrated in FIGS. 1 to 3 is mounted on a cradle.

6 is an exploded perspective view illustrating a PC integrated display device according to another embodiment of the present invention.

7 is a perspective view illustrating a PC integrated display device according to still another embodiment of the present invention.

8 is a partially enlarged perspective view illustrating a popup panel shown in FIG. 7 in a popped up state.

Hereinafter, a PC integrated display device according to an exemplary embodiment of the present invention will be described in detail with reference to the accompanying drawings. As the inventive concept allows for various changes and numerous embodiments, particular embodiments will be illustrated in the drawings and described in detail in the text. However, this is not intended to limit the present invention to the specific disclosed form, it should be understood to include all modifications, equivalents, and substitutes included in the spirit and scope of the present invention. In describing the drawings, similar reference numerals are used for similar elements. In the accompanying drawings, the dimensions of the structures are shown in an enlarged scale than actual for clarity of the invention.

Terms such as first and second may be used to describe various components, but the components should not be limited by the terms. The terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present invention, the first component may be referred to as the second component, and similarly, the second component may also be referred to as the first component.

The terminology used herein is for the purpose of describing particular example embodiments only and is not intended to be limiting of the invention. Singular expressions include plural expressions unless the context clearly indicates otherwise. In this application, the terms "comprise" or "have" are intended to indicate that there is a feature, number, step, action, component, part, or combination thereof described on the specification, and one or more other features. It is to be understood that the present invention does not exclude the possibility of the presence or the addition of numbers, steps, operations, components, parts, or combinations thereof.

Unless defined otherwise, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art. Terms such as those defined in the commonly used dictionaries should be construed as having meanings consistent with the meanings in the context of the related art and shall not be construed in ideal or excessively formal meanings unless expressly defined in this application. Do not.

1 and 2 are separated perspective views for explaining the configuration of the PC integrated display device according to an embodiment of the present invention, Figure 3 is a combined perspective view of the PC integrated display device shown in Figures 1 and 2, Figure 4 FIG. 1 is a side view illustrating a state in which a main board of the computer unit illustrated in FIG. 1 is mounted.

1 to 3, a PC integrated display device according to an embodiment of the present invention includes a display unit 110, a rear protective panel 120, a PC mount unit 130, and a computer unit 150. do.

The display 110 plays the media content. For example, the display 110 may include a display panel 111, a bezel part 112 forming an edge of the display panel 111, and an image input unit 113 having an input terminal shape. The type of the display panel 111 is not particularly limited, and may be a display such as an LCD or an LED.

The rear protection panel 120 protects the rear of the display unit 110. The rear protection panel 120 is coupled to the display unit 110 at the rear of the display unit 110. An edge portion of the rear protection panel 120 is provided with a coupling portion 121 coupled to the display 110. The coupling part 121 may be a surface bent from an edge of the rear protection panel 120, and the coupling part 121 may be coupled to the bezel part 112 of the display 110 through a screw. In this case, the rear protection panel 120 may cover the rear surface of the display panel 111 of the display unit 110.

In addition, the rear protection panel 120 is formed with a PC connection opening 122, the PC connection opening 122 is connected to the image input unit 113 when the rear protection panel 120 is coupled to the display unit 110. It may be formed at a corresponding position. In this case, when the rear protection panel 120 is coupled to the display unit 110, the image input unit 113 of the display unit 110 may be exposed through the PC connection opening 122.

The PC mount unit 130 provides a space for the computer unit 150 to be integrally provided with the display unit 110. The PC mount unit 130 may have a polyhedron shape having a PC installation space 131 and an open surface 132 that opens the PC installation space 131, and an edge portion 133 formed at an edge of the open surface 132. ) May be included. The PC mount unit 130 may be coupled to the rear protection panel 120 so that the inner surface of the edge portion 133 is coupled to the rear protection panel 120 to cover the PC connection opening 122.

In addition, the PC mount unit 130 may be coupled to and separated from the rear protection panel 120 through the detachable means 140. For example, the detachable means 140 may include a plurality of latches 141 and a plurality of fastening portions 142. The plurality of catches 141 may be installed around the edge of the PC connection opening 122. For example, the plurality of latches 141 are provided at two positions each adjacent to one of the longitudinal sides and one adjacent to the lateral sides of the PC connection opening 122, and six are provided in total. The first screw hole 123 may be formed at a position adjacent to the remaining longitudinal side. The plurality of fastening parts 142 may be fastened to the plurality of fasteners 141 and may be provided on the inner surface of the edge portion 133 of the PC mount part 130. For example, the plurality of fastening parts 142 may be provided on the one side of the transverse surfaces and the longitudinal surfaces of the edge portion 133, each of which may be provided with a total of six, and the remaining longitudinal direction may be provided. The second screw hole 133a may be formed on the surface thereof. A screw may be coupled to the first screw hole 123 and the second screw hole 133a.

Here, the plurality of catches 141 may have a L-shape, the plurality of fastening portions 142 may have a C-shape. In this case, after placing the PC mount unit 130 so that the plurality of fastening parts 142 are positioned in front of the plurality of fasteners 141, the PC mount part 130 is pushed toward the plurality of fasteners 141, and thus the plurality of fastening parts 142 are fastened. The portion 142 may be coupled to the plurality of latches 141, and the second screw hole 133a may correspond to the first screw hole 123. In this state, the PC mount unit 130 may be coupled to the rear protective panel 120 by fastening the screw to the first screw hole 123 and the second screw hole 133a.

The rear protection panel 120 and the PC mount unit 130 may have heat dissipation holes 134 and 124 arranged in a circular shape. The heat dissipation holes 134 and 124 formed in the rear protection panel 120 prevent heat generation of the display unit 110 when the display unit 110 outputs contents for a long time, and heat dissipation formed in the PC mount unit 130. The

holes

134 and 124 discharge heat generated during the operation of the computer unit 150 installed inside the PC mount unit 130 to the outside.

The computer unit 150 outputs media content to the display unit 110. The computer unit 150 is installed in the PC installation space 131 inside the PC mount unit 130 and is electrically connected to the display unit 110. For example, the computer unit 150 may include a main board 151, a CPU 152, a memory device 153, and a heat radiating fan 154. The main board 151, the CPU 152, the memory device 153, and the heat radiating fan 154 are installed in the PC installation space 131. At this time, the main board 151 is fixed to be spaced apart from the inner surface of the PC mount unit 130. For example, as shown in FIG. 4, a support 10 supporting the main board 151 is provided, and the main board 151 is coupled to the support 10 so that the main board 151 is a PC mount unit 130. Can be spaced apart from the inner surface of the In the computer unit 150, the main board 151 is electrically connected to the image input unit 113 of the display unit 110 in the PC installation space 131 to output content to the display unit 110.

On the other hand, the PC integrated display device according to an embodiment of the present invention may further include a display holder 160 as shown in FIG.

The display holder 160 supports the display unit 110 and the rear protection panel 120. The display holder 160 and the display protection panel 110 and the rear protection panel 120 may be coupled to rotate on the display holder 160 so as to be switched horizontally and vertically. There is no particular limitation on the structure in which the display unit 110 and the rear protective panel 120 rotates. For example, the rotating member 161 is installed on one side of the rear protective panel 120 and the cradle 160 to display the display unit. 110 and the rear protection panel 120 may be configured to rotate.

PC integrated display device according to an embodiment of the present invention, such as advertising or promotional video, image content in the memory device 153 of the computer unit 150 is integrally provided for outputting the content to the display unit 110 The content stored in the memory device 153 may be output to the display 110 through the control of the CPU 152 and the main board 151.

In addition, when the content is output through the display 110, the display 110 may be horizontally and vertically switched on the display holder 160 to output the content according to the output content. For example, when outputting a video, the display 110 may be arranged horizontally to secure a wide screen, and when outputting a video, the display 110 may be arranged horizontally or vertically.

Using the integrated PC display device according to an embodiment of the present invention has the following advantages.

First, since the computer unit 150, that is, the PC is integrally formed with the display unit 110, the conventional problem of purchasing and driving a PC separately from the display can be solved, thereby lowering the purchase cost of the display device.

Second, there is an advantage that the input of the content to be output to the display unit 110 is facilitated by the computer unit 150 integrally provided with the display unit 110.

Third, since the PC mount unit 130 that accommodates the computer unit 150 is detachably coupled to the rear protection panel 120, the PC mount unit 130 may be replaced by the rear protection panel when the computer unit 150 needs repair. The computer unit 150 can be repaired by simply separating it from 120.

Hereinafter, a PC integrated display device according to another exemplary embodiment of the present invention will be described with reference to FIG. 6 with a focus on differences from the PC integrated display device according to an exemplary embodiment. 6 is an exploded perspective view illustrating a PC integrated display device according to another embodiment of the present invention.

Referring to FIG. 6, in the PC integrated display device according to another exemplary embodiment, a sound absorbing material 170 is disposed between an inner surface of the edge portion 133 of the PC mount unit 130 and an outer surface of the rear protective panel 120. Except that provided is the same as the PC integrated display device according to an embodiment of the present invention.

The sound absorbing material 170 may be a nonwoven fabric. A needle punch nonwoven fabric may be used as the nonwoven fabric constituting the sound absorbing material 170.

Examples of the fibers constituting the sound absorbing material 170 made of the needle punch nonwoven fabric include polyester fibers, nylon fibers, polypropylene fibers, acrylic fibers, and natural fibers.

It is preferable that the thickness of the said sound absorption material 170 is 0.3-15 mm. If the thickness of the sound absorbing material 170 is less than 0.3 mm, a sufficient sound absorbing effect is not obtained. If the thickness of the sound absorbing material 170 is greater than 15 mm, the space between the PC mount unit 130 and the rear protective panel 120 increases, thereby increasing the PC mount unit 130 and The sound absorbing material 170 between the rear protection panel 120 is difficult to be firmly fixed is a disadvantage.

The unit weight of the sound absorbing material 170 is preferably set to 10 ~ 1000g / m2. If it is less than 10 g / m <2>, sufficient sound absorption effect is not obtained, and if it exceeds 1000 g / m <2>, it is unpreferable since the light weight of the PC mount part 130 cannot be ensured.

The fineness of the fibers constituting the sound absorbing material 170 is preferably in the range of 0.1 to 30 decitex. If it is less than 0.1 decitex, it is not preferable because absorption of low frequency noise is difficult and cushion property is also reduced. It is also undesirable to exceed 30 decitex because it is difficult to absorb high frequency noise. Especially, as for the fineness of the fiber which comprises a sound absorption layer, it is more preferable to set it as the range of 0.1-15 decitex.

When using the integrated PC display device according to another embodiment of the present invention, the sound absorbing material 170 is provided between the inner surface of the edge portion 133 of the PC mount portion 130 and the outer surface of the rear protective panel 120. Therefore, it is possible to reduce the noise when driving the computer unit 150.

Hereinafter, a PC integrated display device according to another embodiment of the present invention will be described with reference to FIGS. 7 and 8 based on differences from the PC integrated display device according to an embodiment of the present invention. FIG. 7 is a perspective view illustrating a PC integrated display device according to still another embodiment, and FIG. 8 is a partially enlarged perspective view illustrating a pop-up panel shown in FIG. 7 in a pop-up state.

Referring to FIG. 7, the PC-integrated display device according to another embodiment of the present invention is mounted on the rear protection panel 120 and pops up on an upper portion of the rear protection panel 120 to induce a gaze of light at least once. Since it is the same as the PC integrated display device according to the exemplary embodiment of the present invention except that the pop-up unit 180 is further included, the following description will focus on the eye-induced pop-up unit 180.

In order to mount the eye-inducing pop-up unit 180 on the rear protection panel 120, the rear protection panel 120 extends downward from the upper end of the rear protection panel 120 to form a panel guide groove 125. It may include. For example, the panel guide groove 125 may have a rectangular shape.

The eye-inducing popup unit 180 may include a popup panel 181, an actuator 182, a flashing LED 183, and a flashing switch 184.

The pop-up panel 181 is a portion that pops up from the rear protection panel 120. The pop-up panel 181 may be coupled to the panel guide groove 125 and may have a shape corresponding to the panel guide groove 125. The pop-up panel 181 may be coupled to slide up and down in the panel guide groove 125. For example, the panel guide groove 125 may form a sliding groove 125a formed on the long axis sides of both sides of the rectangular shape, and the sliding guide groove 125 may be formed on the long axis sides of both sides of the rectangular shape of the pop-up panel 181. It may include a sliding wing (181a) coupled to the (125a).

The actuator 182 is connected to the popup panel 181 to operate to raise and lower the popup panel 181. As an example, the actuator 182 may include a hydraulic cylinder 1821 and a hydraulic pump 1822. In this case, the hydraulic cylinder 1821 and the hydraulic pump 1822 may be mounted to the rear protection panel 120, the hydraulic cylinder so that the axial direction of the hydraulic cylinder 1821 is parallel to the longitudinal direction of the panel guide groove 125. The 1821 may be disposed below the panel guide groove 125. In this case, the piston rod 1821a of the hydraulic cylinder 1821 may be connected to the popup panel 181.

Flashing LED 183 is an LED that blinks one or more times to induce the gaze of the pedestrian. The flashing LED 183 may be mounted on one surface of the popup panel 181. That is, the blinking LED 183 may be mounted on the pop-up panel 181 so that the light emitting direction is directed toward the display 110.

The blinking switch 184 is electrically connected to the blinking LED 183 to blink the blinking LED 183. The flashing switch 184 may be mounted in the panel guide groove 125. At this time, the flashing switch 184 is normally pressed by the pop-up panel 181 before the pop-up panel 181 is popped up, and is arranged to be spaced apart from the pop-up panel 181 when the pop-up panel 181 is popped up. To this end, the pop-up panel 181 may be popped up to a height that can be spaced apart from the flashing switch 184 when pop-up. For example, the flashing switch 184 may be in the form of a push switch, and the OFF state is normally maintained when the pop-up panel 181 is pressed by the pop-up panel 181, and the pressed state is released when the pop-up panel 181 is spaced apart from the flashing switch 184. It may be configured to be released to output the ON signal to flash the flashing LED 183.

Here, the flashing LED 183 and the flashing switch 184 may receive power through the computer unit 150.

On the other hand, the PC integrated display device according to another embodiment of the present invention may include a control unit 190 for operating the eye-inducing pop-up unit 180 at a predetermined cycle. The controller 190 may be electrically connected to the computer unit 150, and the computer unit 150 may operate by inputting an operation cycle of the eye-inducing popup unit 180 to the CPU 152 of the computer unit 150. According to the control unit 190 may input the operation signal of the eye-inducing pop-up unit 180. The controller 190 may operate the eye-inducing popup unit 180 according to an operation signal input from the computer unit 150. For example, the controller 190 operates the hydraulic pump 1822 of the eye-inducing popup unit 180 to raise and lower the piston rod 1821a of the hydraulic cylinder 1821. Can be operated.

PC integrated display device according to another embodiment of the present invention operates the eye-inducing pop-up unit 180 in accordance with the operating cycle of the eye-inducing pop-up unit 180 previously input to the computer unit 150 by the present invention The PC-integrated display device of the pedestrian around the site can be induced.

That is, in order to induce the gaze of the pedestrian, the computer unit 150 inputs an operation signal to the controller 190 according to the operation cycle of the pre-input gaze-up popup unit 180, and the controller 190 inputs the input operation. In response to the signal, the hydraulic pump 1822 of the eye-guided popup unit 180 is operated. When hydraulic pressure is supplied to the hydraulic cylinder 1821 through the hydraulic pump 1822, the piston rod 1821a of the hydraulic cylinder 1821 is operated. 8, the popup panel 181 connected to the piston rod 1821a pops up toward the upper end of the rear protection panel 120 as shown in FIG. 8.

When the pop-up panel 181 pops up, the force that the pop-up panel 181 presses the flashing switch 184 is released, whereby the flashing switch 184 can input the ON signal to the flashing LED 183, and the flashing LED 183 may blink at least once. Accordingly, the gaze of the pedestrian can be induced.

The PC integrated display device according to another embodiment of the present invention includes a pop-up unit 180 for inducing eyes to induce a gaze of a pedestrian by blinking light at least once, so that the media is played on the display unit 110. The number of times the content is exposed to pedestrians may be increased. In other words, the pedestrian may not pass the media content played on the display 110 without recognizing it. The light may be blinked at least once through the eye-inducing pop-up unit 180 to induce the pedestrian's gaze. Accordingly, the pedestrian can watch the media content played on the display 110 to increase the number of times the media content played on the display 110 is exposed to the pedestrian. Therefore, when the media content played on the display 110 is advertisement or promotion information, there is an advantage that the advertisement or promotion effect can be increased.

On the other hand, the outer surface of the PC mount unit 130 of the PC integrated display device according to an embodiment of the present invention may be formed with a coating layer coated with an antifouling coating composition to effectively achieve the prevention and removal of contaminants. have. The antifouling coating composition includes boric acid and sodium carbonate in a molar ratio of 1: 0.01 to 1: 2, and the total content of boric acid and sodium carbonate is 1 to 10% by weight based on the total aqueous solution. In addition, sodium carbonate or calcium carbonate may be used as a material for improving the applicability of the coating layer, but preferably sodium carbonate may be used. The boric acid and sodium carbonate is preferably 1: 0.01 to 1: 2 as the molar ratio. If the molar ratio is out of the above range, there is a problem in that the coating property of the substrate is lowered or the moisture absorption of the surface is increased after application, thereby removing the coating film.

The boric acid and sodium carbonate is preferably 1 to 10% by weight of the total composition aqueous solution, if less than 1% by weight has a problem that the coating property of the substrate is lowered, if it exceeds 10% by weight crystallization due to an increase in the thickness of the coating film Easy to occur

It is preferable to apply | coat by the spray method as a method of apply | coating the said antifouling coating composition on a base material. The final coating film thickness on the substrate is preferably 500 to 2000 kPa, more preferably 1000 to 2000 kPa. If the thickness of the coating film is less than 500 kPa, there is a problem of deterioration in the case of high temperature heat treatment, and if the thickness of the coating film exceeds 2000 kPa, crystal precipitation of the coated surface is liable to occur.

In addition, the antifouling coating composition may be prepared by adding 0.1 mol of boric acid and 0.05 mol of sodium carbonate to 1000 ml of distilled water, followed by stirring.

On the other hand, the rear protection panel 120 of the PC integrated display device according to an embodiment of the present invention may be made of a galvanized steel or aluminum material, the surface of the rear protection panel 120 is dust, dirt The coating layer may be formed of a surface coating material of a metal material in order to prevent corrosion of the surface from materials and the like. This coating layer is composed of 60% by weight of alumina powder, 30% by weight of NH ₄ Cl, 2.5% by weight of zinc, 2.5% by weight of copper, 2.5% by weight of magnesium, and 2.5% by weight of titanium.

The alumina powder is added for the purpose of sintering, tangling, fusion prevention, etc. when heated to a high temperature. When the alumina powder is added in less than 60% by weight, the effect of sintering, tangling and fusion prevention is inferior, and when the alumina powder exceeds 60% by weight, the above-mentioned effect is not further improved, while the material cost is greatly increased. Therefore, it is preferable to add 60 weight% of alumina powders.

The NH ₄ Cl reacts with the aluminum, zinc, stocks, copper and magnesium in the vapor state to serve to activate diffusion and penetration. This NH ₄ Cl is added 30% by weight. If NH ₄ Cl is added at less than 30% by weight, it does not react properly with vaporized aluminum, zinc, stock copper and magnesium and thus does not activate diffusion and penetration. On the other hand, when NH ₄ Cl exceeds 30% by weight, the above-mentioned effect is not improved further, while the material cost is greatly increased. Therefore, it is preferable to add 30% by weight of NH ₄ Cl.

The zinc is formulated to prevent corrosion of metals in water and to be used for electrical applications. This zinc is mixed 2.5% by weight. If the mixing ratio of zinc exceeds 2.5% by weight, it will not properly prevent corrosion of the metal on water. On the other hand, when the mixing ratio of zinc exceeds 2.5% by weight, the above-mentioned effect is not improved further, while the material cost is greatly increased. Therefore, the zinc is preferably mixed 2.5% by weight.

The copper is combined with the aluminum to increase the hardness and tensile strength of the metal. This copper is mixed 2.5% by weight. If the mixing ratio of copper is less than 2.5% by weight, when combined with aluminum, the hardness and tensile strength of the metal may not be properly increased. On the other hand, if the mixing ratio of copper exceeds 2.5% by weight, the above-mentioned effect is not improved further, while the material cost is greatly increased. Therefore, the copper is preferably mixed 2.5% by weight.

Since the pure metal of magnesium has a low structural strength, the magnesium is combined with zinc to increase the hardness, tensile strength and corrosion resistance of the metal. This magnesium is mixed 2.5% by weight. If the mixing ratio of magnesium is less than 2.5% by weight, the hardness, tensile strength and corrosion resistance to salt water of the metal when combined with zinc and the like are not significantly improved. On the other hand, when the mixing ratio of magnesium exceeds 2.5% by weight, the above-mentioned effect is not improved further, while the material cost is greatly increased. Therefore, magnesium is preferably mixed at 2.5% by weight.

The titanium is a light, hard and corrosion-resistant transition metal element has a silver-white metallic luster, and because of its excellent corrosion resistance and low specific gravity, the weight of the titanium is only 60% compared to steel, so that the weight of the coating material applied to the metal base material is reduced but the gloss is increased. It is formulated to have excellent waterproof and corrosion resistance.

This titanium is mixed 2.5% by weight. When the mixing ratio of titanium is less than 2.5% by weight, the weight of the coating material applied to the metal base material is not so much reduced, and the glossiness, waterproofness, and corrosion resistance are not greatly improved. On the other hand, if the mixing ratio of titanium exceeds 2.5% by weight, the above-mentioned effect is not further improved while the material cost is greatly increased. Therefore, the titanium is preferably mixed 2.5% by weight.

The coating method of an application layer is as follows.

The base material on which the coating layer is to be formed and the coating material blended with the above structure are introduced together into a closed furnace and argon gas is injected into the closed furnace at a rate of 2 L / min to prevent oxidation of the base material. State is maintained at a temperature of 700 ℃ to 800 ℃ for 4 to 5 hours.

By performing the above steps, the vaporized alumina powder, zinc, copper, magnesium and titanium are formed inside the closed furnace, and the aluminum powder, alumina powder, zinc, copper, magnesium and titanium compound penetrates the surface of the base material so that the coating layer Is formed.

After the coating layer is formed, the internal temperature is closed to maintain the coating material / substrate composite at 800 ° C to 900 ° C for 30 to 40 hours to form an anti-corrosion coating layer on the surface of the base material to isolate the surface of the base material from outside air. do. At this time, the sudden temperature change in performing the above process causes the coating layer on the surface of the base material to be peeled off, thereby causing a temperature change at a rate of 60 ° C / hr.

The coating layer of the present invention has the following advantages.

Since the coating layer of the present invention has a very wide range of uses, it can be applied by various methods such as curtain coating, spray painting, dip coating, flooding, and the like.

The application layer of the present invention can be applied with a very thin layer thickness in addition to the principle protection against corrosion and / or scale, thereby improving electrical conductivity as well as material and cost savings. Even after hot forming, a thin electroconductive primer may be applied on top of the application layer if high electrical conductivity is desired.

After the forming process or the hot forming process, the coating material may be retained on the surface of the substrate, for example, to increase scratch resistance, to improve corrosion protection, to meet aesthetic appearance, to prevent discoloration, and to be electrically conductive. And can be provided as a primer for conventional downstream processes (eg, dip and electrophoretic dip coating).

Therefore, in the present invention, the rear protection panel 120 is made of a galvanized steel sheet, an aluminum material or the like, and the alumina powder, NH ₄ Cl, zinc, copper, magnesium on the surface of the rear protection panel 120 of such a material. Since the coating layer made of titanium is applied, corrosion of the surface of the rear protection panel 120 may be prevented from dust and contaminants.

On the other hand, in another embodiment of the rear protection panel 120 of the PC integrated display device according to an embodiment of the present invention, the rear protection panel 120 has a corrosion protection coating layer made of a coating composition for preventing corrosion and improving stain resistance. Can be applied.

This coating composition is based on 100 parts by weight of a water-soluble water-soluble resin composition prepared by mixing 80% by weight of Resorcinol diglycidyl ether and 20% by weight of propanol amine. It consists of 1-10 parts by weight of hexamethylol melamine (Hexamethylated-hexamethylol melamine).

In the present invention, a more environmentally friendly rear protective panel 120 is utilized by utilizing properties such as excellent chemical resistance, dimensional stability of resorcinol diglycidyl ether, corrosion resistance of propanolamine, and excellent lubricating properties of melamine derivatives. Can form a coating to prevent corrosion.

The method of applying the coating composition for preventing corrosion is preferably applied to the surface of the rear protective panel 120 to have a dry coating thickness of 10 to 30㎛.

If the dry coating thickness is less than 10 μm, the service life may be shortened. If the dry coating thickness is less than 30 μm, there is no functional problem, but the economic benefit is reduced.

In addition, the back protective panel 120 coated with a non-woven coating composition is air dried for 10 to 30 minutes and then cured at 100 to 200 ° C., preferably at 150 to 180 ° C. for 10 to 50 minutes to provide a non-tacky and excellent gloss. It is possible to obtain a coating film.

On the other hand, in another embodiment of the rear protection panel 120 of the PC integrated display device of the present invention, the outer surface of the rear protection panel 120 may be coated with a color change portion that changes color depending on the temperature. The discoloration unit may be applied to the surface of the rear protection panel 120 by applying two or more thermochromic substances that change color when the temperature is higher than a predetermined temperature, so that the color change may be divided into two or more sections in order to determine a stepwise temperature change. And a protective film layer is applied on the discoloration portion to prevent the discoloration portion from being damaged.

Here, the color change part may be formed by applying a temperature change material having a color change temperature of 40 ° C. or higher and 60 ° C. or higher, respectively. The color change part is for detecting the temperature change of the paint by changing the color according to the temperature of the rear protective panel 120.

The discoloration part may be formed by applying a color change material that changes color when the temperature becomes higher than a predetermined temperature to the surface of the rear protective panel 120. In addition, the thermochromic material is generally composed of a microcapsule structure of 1 ~ 10㎛, it can be colored and transparent due to the binding and separation phenomenon depending on the temperature of the electron donor and the electron acceptor in the microcapsules.

In addition, the temperature change material is a color change is quick, it may have a variety of color change temperature, such as 40 ℃, 60 ℃, 70 ℃, 80 ℃, such a color change temperature can be easily adjusted in various ways. Such thermochromic materials may be used in various kinds of thermochromic materials based on principles such as molecular rearrangement of organic compounds and rearrangement of atomic groups.

To this end, the discoloration unit is preferably formed to be separated into two or more sections in accordance with the temperature change by applying two or more thermochromic materials having different discoloration temperature. The temperature discoloration layer is preferably a temperature discoloration material having a relatively low temperature discoloration temperature and a temperature discoloration material having a relatively high temperature discoloration temperature, more preferably having a discoloration temperature of 40 ° C. or higher and 60 ° C. or higher. The color change part may be formed using a temperature change material.

Through this, it is possible to check the temperature change of the rear protection panel 120 step by step to detect the temperature change of the paint, thereby confirming the overheating state of the display unit 110 is protected by the rear protection panel 120 In addition, damage to the display device due to overheating of the display unit 110 may be prevented in advance.

In addition, the protective film layer is applied on the discoloration part to prevent the discoloration part from being damaged by an external impact, and easily check whether the discoloration part is discolored, and at the same time, considering the weakness of the temperature discoloring material in heat, It is preferable to use.

Meanwhile, a coating composition for preventing corrosion may be applied to the display holder 160 of the PC integrated display device according to the exemplary embodiment of the present invention.

The coating composition is hexamethylated-100% by weight of the water-soluble resin composition prepared by mixing 80% by weight of Resorcinol diglycidyl ether and 20% by weight of propanol amine. Hexamethylated-hexamethylol melamine is composed of 1 to 10% by weight.

In the present invention, a more eco-friendly display holder 160 is utilized by utilizing properties such as excellent chemical resistance, dimensional stability, resorcinol diglycithyl ether, corrosion resistance of propanolamine, and excellent lubricating properties of melamine derivatives. It is possible to form a coating for corrosion protection.

The method for applying the coating composition for preventing corrosion is not particularly limited, but is preferably applied to the surface of the aluminum alloy so that the dry coating thickness is 10 to 30 μm. If the dry coating thickness is less than 10㎛ may shorten the life, if it exceeds 30㎛ there is no functional problem but the economic advantage is reduced.

In addition, the display holder 160 coated with the coating composition for preventing corrosion is cured for 10 to 50 minutes at 100 to 200 ° C., preferably at 150 to 180 ° C. after air drying for 10 to 30 minutes, and has excellent non-tackiness and gloss. It is possible to obtain a coating film.

Therefore, as the coating composition for preventing corrosion is applied to the display holder 160, it is possible to prevent corrosion during use of the display holder 160 and to prolong the life of the display holder 160.

On the other hand, the bezel part 112 of the display unit 110 of the PC integrated display device according to an embodiment of the present invention may be provided with a synthetic resin material. In this case, the bezel part 112 of the display unit 110 may be formed of a polypropylene resin composition having excellent impact resistance against external impact or external environment. The polypropylene resin composition comprises a polypropylene random block copolymer composed of 75 to 95% by weight of ethylene-propylene-alpha olefin random copolymer and 5 to 25% by weight of ethylene-propylene block copolymer having an ethylene content of 20 to 50% by weight. It may include.

The polypropylene random block copolymer is preferably 75 to 95% by weight of the above-mentioned ethylene-propylene-alpha olefin random copolymer and 5 to 25% by weight of the ethylene-propylene block copolymer, ethylene-propylene-alpha olefin random copolymer Is less than 75% by weight, the rigidity is lowered, when it exceeds 95% by weight, impact resistance is lowered, when the ethylene-propylene block copolymer is less than 5% by weight, impact resistance is lowered, when it exceeds 25% by weight, the rigidity is lowered do.

The ethylene-propylene-alpha olefin random copolymer comprises 0.5 to 7% by weight of ethylene and 1 to 15% by weight of alpha olefin having 4 to 5 carbon atoms, and maintains mechanical rigidity and heat resistance of the polypropylene resin composition and whitening resistance Play an effective role in maintaining

The ethylene content is preferably 0.5 to 5% by weight, more preferably 1 to 3% by weight, and less than 0.5% by weight of whitening resistance is lowered, when it exceeds 7% by weight the crystallinity and rigidity of the resin Degrades.

In addition, the alpha olefin means any alpha olefin except ethylene and propylene, preferably butene. In addition, when the above-mentioned alpha olefin has less than 4 or more than 5 carbon atoms, it is difficult to prepare a copolymer due to low reactivity with a comonomer when preparing a random copolymer. In addition, it includes 1 to 15% by weight of the above-mentioned alpha olefin, preferably 1 to 10% by weight, more preferably 3 to 9% by weight. If the alpha olefin is less than 1% by weight, the degree of crystallinity is higher than necessary to increase the transparency, and if the alpha olefin is more than 15% by weight, the degree of crystallinity and rigidity is lowered and heat resistance is significantly lowered.

In addition, the ethylene-propylene block copolymer contains 20 to 50% by weight of ethylene, and imparts impact resistance to the polypropylene resin composition and enables fine dispersion to serve to simultaneously provide whitening resistance and transparency. The ethylene content may be preferably 20 to 40% by weight, and less than 20% by weight may lower the impact resistance, while more than 50% by weight may reduce the impact resistance and the whitening resistance.

Meanwhile, a special silicon layer may be applied to the inner surface of the PC mount unit 130 of the PC integrated display device according to the exemplary embodiment of the present invention. The special silicon layer may be made of fluorite carbon. This special silicon layer is made of fluorite carbon. Fluorite carbon is composed of dense tissues on molecular bonds, has high heat resistance and excellent chemical resistance. Therefore, since the durability of the PC mount unit 130 is greatly improved, the PC mount unit 130 may not be corroded, ruptured or damaged even when the display device is used for a long time.

The description of the presented embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the scope of the invention. Thus, the present invention should not be limited to the embodiments set forth herein but should be construed in the broadest scope consistent with the principles and novel features set forth herein.

Claims

A display unit 110 for playing media content;

A rear protection panel 120 coupled to the display unit 110 at the rear of the display unit 110 and having a PC connection opening 122 formed therein;

It is a polyhedral shape having a PC installation space 131 and an open surface 132 to open the PC installation space 131, and includes an edge portion 133 formed on the edge of the open surface 132, the edge portion A PC mount unit 130 coupled to the rear protection panel 120 such that an inner surface of the 133 is coupled to the rear protection panel 120 to cover the PC connection opening 122; And

Is installed in the PC installation space 131 inside the PC mount unit 130, is electrically connected to the display unit 110 to control the operation of the display unit 110, the display unit 110 to the Computer unit 150 for outputting media content,

The computer unit 150 includes a main board 151, a CPU 152, and a memory device 153.

The main board 151 is fixed inside the PC mount unit 130 to be spaced apart from the inner surface of the PC mount unit 130,

The PC mount unit 130 is characterized in that it is provided to be coupled to and separated from the rear protection panel 120 through the removable means 140,

PC integrated display device.
The method of claim 1,

The detachable means 140,

A plurality of catches 141 installed around an edge of the PC connection opening 122; And

It is provided on the inner surface of the edge portion 133 of the PC mount portion 130, characterized in that it comprises a plurality of fastening portion 142 fastened to the latch 141,

PC integrated display device.
The method of claim 1,

A portion of the rear protection panel 120 and a portion of the PC mount portion 130 is characterized in that the circular heat dissipation holes 134, 124 are formed,

PC integrated display device.
The method of claim 1,

A sound absorbing material 170 is provided between an inner surface of the edge portion 133 of the PC mount unit 130 and an outer surface of the rear protective panel 120.

PC integrated display device.
The method of claim 1,

The PC integrated display device further includes a display holder 160 for supporting the display unit 110 and the rear protection panel 120.

The display unit 110 and the rear protection panel 120 is characterized in that coupled to the display cradle 160 to be rotated on the display cradle 160 to be converted to horizontal and vertical,

PC integrated display device.
The method of claim 1,

The PC integrated display device,

It is mounted to the rear protection panel 120, characterized in that it further comprises a pop-up portion 180 for inducing eyes that pops up at the upper end of the rear protection panel 120 at least once flashing light,

PC integrated display device.
The method of claim 6,

The rear protective panel 120 includes a panel guide groove 125 formed to extend vertically downward from an upper end of the rear protective panel 120.

The eye-guided pop-up unit 180,

A pop-up panel 181 coupled to the panel guide groove 125;

It is mounted to the rear protection panel 120, is disposed below the panel guide groove 125 so that the axial direction is parallel to the longitudinal direction of the panel guide groove 125, and connected to the pop-up panel 181 An actuator 182 operable to raise and lower the popup panel 181;

A flashing LED 183 mounted to the pop-up panel 181 so that the light emitting direction of the pop-up panel 181 is directed toward the display unit 110; And

When the pop-up panel 181 is mounted in the panel guide groove 125 and is normally pressed by the pop-up panel 181 before the pop-up panel 181 pops up and the pop-up panel 181 is popped up, the pop-up panel 181 is spaced apart from the pop-up panel 181. It is arranged to be, and electrically connected to the flashing LED 183, characterized in that it comprises a flashing switch 184 for blinking the flashing LED 183 when spaced apart from the pop-up panel 181,

PC integrated display device.