KR101315050B1 - An superior waterproof and head-proof functional electric lignt module and the electric light board utilizing thereof - Google Patents

Abstract

PURPOSE: An electronic display module having an excellent waterproof-heat radiation function and an electronic display board using the module withstand external shocks and have an excellent waterproof effect by preventing the penetration of water or moisture. CONSTITUTION: An electronic display module (10) includes a front cover (100), a protective member (200), a printed circuit board (300), and a rear casing (400). The front cover punches multiple open holes on a front panel formed on a square edge member in a grating form and includes shielding protrusions for shielding sunlight at the upper part and both sides of the open hole. The protective member has multiple protrusions inserted into the respective open hole of the front cover and diffuses light by being made of transparent materials. The printed circuit board inserts an LED lamp mounted on the front side inside the protrusion of the protective member. The rear casing inserts the printed circuit board inside a square support frame, forms a rear panel formed on the rear surface of the square support frame in a honeycomb form, and radiates heat by brining a honeycomb-shaped mold part into contact with the printed circuit board.

Description

An excellent waterproof and head-proof functional electric lignt module and the electric light board utilizing}

The present invention relates to an electro-optical module having excellent waterproof and heat-dissipating functions, and an electronic board using the module.

More specifically, it is an all-optical module with excellent waterproof and heat dissipation function, and has a rear casing to which a printed circuit board on which an LED lamp is mounted is assembled, and a front cover installed on the front of the printed circuit board to prevent infiltration and penetration of moisture or moisture. The present invention relates to a front module having an excellent waterproof-heat-dissipating function capable of preventing damage to a printed circuit board as well as a failure of an LED lamp by preventing heat from the heat of the LED lamp by using a rear casing, and an electronic board using the module.

The present invention is structurally stable by the rear casing having a heat dissipation and waterproof function in a honeycomb shape, and improves the heat dissipation effect by increasing the heat dissipation area, light weight and easy handling, excellent workability, excellent strength and high quality waterproof An electric light module having a heat dissipation function and an electric light plate using the electric light module.

In general, an electronic board is a bulletin board that arranges a plurality of lamps at equal intervals on a certain surface and displays texts, pictures, or images as the lamps are turned on and off according to a program. Of course, it is being used for a variety of purposes, such as a scoreboard of a baseball field or a guide board for informing traffic information on a road, and its application range is gradually expanding.

However, the electric signboard installed outdoors, such as a baseball field or a road, has excellent waterproofness to prevent moisture or moisture from penetrating the interior and damage the substrate, and has a strength that can withstand external shocks, and is easy to handle. There are many demanding conditions that require attention to heat dissipation.

Recently, active researches on outdoor billboards have been made.

For example, the LED module of Korean Patent No. 10-0931267 is developed to improve the waterproof function.

The device includes a seating plate that forms a seating groove for seating an LED board on which a plurality of LEDs are arranged, a transparent waterproof cap covering each of the LEDs of the LED board, and an open hole so that the transparent waterproof cap is exposed to the front. A fixing cap covering the front surface of the seating groove; And a locking part for fixing the fixing cap so as not to be separated from the seating groove part. The locking portion is a locking projection protruding on the inner surface of the seating groove; And hooks protruding from the lower surface of the fixing cap to be caught by the locking jaw.

As another example, it is a waterproof electronic board with a surface-mounted LED of Korea Patent Publication No. 10-2013-0042177.

The electronic display is developed by the present applicant, which is installed in the indoor / outdoor and according to the applied electrical signal in the display board that provides text and video to the unspecified majority,

The front cover has a rectangular plate shape as a whole, and is formed to correspond to the shape of the front cover, and the rear cover is formed to correspond to the shape of the front cover. Located between the cover member made of a cover, and the front and rear cover and is fixedly installed by entering from the rear of the front cover to the inside, and a plurality of LEDs are provided on the front to correspond to the position of the opening hole, the LED on the back An installation frame having a substrate and a front surface electrically connected to each other by a circuit pattern coupled to the cover member and fixedly installed at a position at which a rear surface is to be installed, and positioned between the front cover and the rear cover to the outside of the cover member. The first waterproof seal and the cover to prevent foreign matter or moisture from entering Located between the member and the installation frame includes a configuration of the second waterproof seal to prevent foreign matter or moisture from entering the vent.

By the way, the conventional electric signboard as described above has been greatly improved in the waterproof function, the heat dissipation structure that can effectively discharge the heat emitted when the LED lamp emits light, there is a problem that the handling is inconvenient because it does not reduce the weight.

In addition, structurally weak, there is a problem that the structure is complicated by using a waterproof seal for waterproofing.

SUMMARY OF THE INVENTION The present invention has been made in view of such a conventional problem, and its object is to provide a rear casing on which a printed circuit board is stably assembled, and a protective cover to protect the front surface of the printed circuit board, thereby preventing moisture and moisture infiltration from the outside. The present invention provides an LED electroluminescent module and an electronic plate using the electroluminescent module, which can be prevented to improve a waterproof function.

It is another object of the present invention to manufacture a rear casing in which a printed circuit board on which an LED lamp is mounted has a honeycomb structure, which is structurally stable and improves the heat dissipation area, thereby significantly improving the heat dissipation effect. It is to provide an electronic display.

In addition, the present invention is made of aluminum in the back casing, the die casting method is easy to manufacture, light and easy to handle due to the characteristics of the material is made of honeycomb shape and excellent strength and can have an elegant appearance and an elegant appearance and It is to provide an electronic board using this electronic module.

In another aspect, the present invention is to provide an electroluminescent module is easy to handle and excellent in workability, using a back frame and a support and a U bolt, stable construction as well as easy replacement and repair work.

The present invention is an all-optical module installed outdoors, as an all-optical module installed outdoors,

A front cover provided with a plurality of opening holes in a lattice shape in a front plate installed on the front of the rectangular frame member, and having a sunshade protrusion covering the sunlight on the upper and both sides of the opening hole; A protective member having a plurality of protrusions fitted into each of the openings of the front cover, the protective member being made of a transparent material to diffuse light; The LED lamp is mounted on the front surface, the LED lamp is a printed circuit board which is assembled to the inside of the protrusion; The printed circuit board is inserted into the rectangular support frame inward, and the back plate provided on the rear side of the rectangular support frame is formed into a honeycomb shape, and the rear casing which makes the honeycomb-shaped part contact with the printed circuit board to radiate heat. It is achieved with the technical characteristics including;

The present invention is provided with a honeycomb-shaped molded part on the rear plate of the rear casing, the molded part is molded inward from the outside of the rear casing to form a heat dissipation surface in contact with the printed circuit board, the outside air It is characterized by further comprising a space for circulating and heat exchange.

In addition, the present invention is provided with a plurality of honeycomb-shaped molded part on the back plate of the rear casing, the forming part is composed of a heat dissipation surface, and the side plate connecting the heat dissipation surface and the back plate, the heat is moved between the molding portion In addition, a movement path is formed, and further includes a bolt insertion hole formed between the paths.

In another aspect, the present invention is provided with a sunshade protrusion provided on the front cover to be composed of a side sunshade protrusion protruding on both sides of the opening hole and an upper sunshade protrusion provided on the upper portion of the opening hole, the top sunshade protrusion is a configuration in which a plurality of protrusions are continuous, Sun is scattered by the valley formed between the protrusions and the stone road.

First, the present invention has a rear casing in which the printed circuit board is stably assembled, and has a protective cover protecting the front of the printed circuit board, so that it can withstand external shocks, and in particular, prevents moisture and moisture from penetrating. Is an excellent invention.

Secondly, the present invention is a structurally stable, lightweight and easy to handle, easy to assemble and excellent strength by manufacturing a rear casing in which the printed circuit board is assembled in a honeycomb structure.

Third, the present invention is made of aluminum in the rear casing, it is easy to manufacture by producing a die casting method, can have a high-quality appearance, and also has an effect that can be firmly constructed during outdoor construction.

Fourth, the electric signboard of the present invention is easy to install, protects the LED lamp and the printed circuit board even in the external impact, it is an invention easy to replace when the LED lamp failure.

1 is an exploded perspective view of an all-optical module according to the present invention;
2 is a perspective view of an all-optical module according to the present invention;
3 is an enlarged perspective view of main parts of an all-optical module according to the present invention;
4 is a front perspective view of a rear casing applied to the electro-optical module of the present invention;
5 is a rear perspective view of the rear casing to which the present invention is applied an all-optical module;
6 is a cross-sectional view of the back frame to which the present invention light module is installed;
7 is a cross-sectional view of a major plate constructed by the present invention,
8 is an enlarged view of main parts of the electronic display panel according to the present invention;

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

Prior to describing the present invention, the terminology used herein is for reference only to specific embodiments and is not intended to limit the invention. The singular forms as used herein include plural forms as long as the phrases do not expressly express the opposite meaning thereto. Means that a particular feature, region, integer, step, operation, element and / or component is specified, and that other specific features, regions, integers, steps, operations, elements, components, and / And the like.

Unless defined otherwise, all terms including technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. Commonly used predefined terms are further interpreted as having a meaning consistent with the relevant technical literature and the present disclosure, and are not to be construed as ideal or very formal meanings unless defined otherwise.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily carry out the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

1 is an exploded perspective view of the all-optical module according to the present invention, Figure 2 is a perspective view of the all-optical module according to the present invention, Figure 3 shows an enlarged perspective view of the main portion of the all-optical module according to the present invention.

4 and 5 are front and rear perspective views of the rear casing applied to the light emitting module of the present invention, FIG. 6 is a cross-sectional view of a back frame in which the light emitting module of the present invention is installed, and FIG. 7 is constructed by the present invention. Figure 8 is a cross-sectional view of the electrical plate, Figure 8 shows an enlarged view of the main portion of the display board according to the present invention.

In the drawings, the present invention is composed of an LED lamp mounted on a printed circuit board is sequentially turned on and outputs a character, a picture, an image, an electric light module 10 and an outdoor electric light plate 20 that is installed outdoors using the electric light module. .

First, the all-optical module 10 includes a front cover 100, a protective cover 200 protecting the LED lamp 320, a printed circuit board 300 on which the LED lamp is mounted, and the printed circuit board 300. It is received and consists of a rear casing 400 to protect it,

The electric sign 20 is comprised of the said electric module 10, the back frame 500 which installs this electric module, the support stand 600, the U bolt 700, etc.

The front cover 100 has an opening hole 120 is formed in the front plate 104, the projection of the protective cover 200 is fitted, the sunshade projections that cover the sun around the opening hole 120 is provided. .

The front plate 104 is installed on the front of the rectangular frame member 102, and is made of synthetic resin or nonferrous metal. The opening hole 120 is formed in the front plate 104 at regular intervals in succession in the vertical direction, left and right directions, a plurality of holes in the form of a checkerboard.

Around the opening hole 120, the upper and both sides are provided with a sunshade projection covering the sun.

The sunshade protrusion is composed of an upper sunshade protrusion 140 located on the upper portion of the opening hole 120 and side sunshade protrusions 142 located on both sides, as shown in the figure, each sunshade protrusion 140, 142 is sun By covering the light of the LED lamp and the sun does not collide, and darkening around the open hole 120 so that the light of the LED lamp 320 can be irradiated brightly.

Each of the awning projections 140 and 142 may be assembled or fitted into the front plate 104 integrally or separately, preferably integrated into the front plate 104 by a processing method such as a press. Is molded into.

Here, the upper awning protrusion 140 of the awning projections is a configuration in which several projections are continuously formed as shown in the figure. This configuration is to reinforce the strength of the front plate 104, and at the same time the bone formed between the projections to change the refractive index of the sunlight so that the sunlight is not concentrated in the open hole 120. That is to have a light scattering effect.

The protection member 200 covers the front surface of the printed circuit board 300 as well as the LED lamp 320 to protect them.

To this end, the protection member 200 of the present invention is provided with a plurality of protrusions 220 at the same position as the opening hole 120, the LED lamp mounted on the printed circuit board is fitted into the protrusion 220. Configuration.

The protective member 200 is made of a transparent material, and is configured to diffuse the light of the LED lamp to show a more vivid screen visually, at the same time to cover the front surface of the LED lamp and the substrate to protect from external impact, at the same time waterproof To be done.

The protection member 200 is configured in the form of a square plate to be fitted inside the square frame member 102 of the front cover 100, the protrusion 220 is protruded at equal intervals, the front cover 100 Is assembled, the protrusion 220 is fitted into the opening hole 120.

In addition, in the present invention, in another embodiment of the protective member 200, the fitting piece 204 may be provided on the side surface.

As shown in the drawing, a plurality of fitting pieces 204 are provided and fixed to the recess groove 404 formed in the support frame 420 of the rear casing 400, and the recess groove 404 is as shown in the figure. It is a configuration provided between the protrusions formed at intervals.

The printed circuit board 300 is a circuit board printed according to the use, function, and program in which the present invention is used, and a plurality of LED lamps 320 are mounted on the front surface of the printed circuit board 300 according to a program while the LED lamp is increased or turned off. , Advertising and bulletin board.

It is noted that reference numerals 202 and 302 denote holes. These holes are for bolting to the rear casing 400 described below. As shown in the figure, a plurality of holes are formed so that a plurality of bolts can be selectively fastened. In addition, the bolt is used in the present invention, in order to be able to replace when the failure of the LED lamp or the printed circuit board.

The rear casing 400 is composed of a rectangular support frame 420 and a back plate 402 provided on one side of the support frame 420, and the back plate 402 is formed in a honeycomb shape as shown in the drawing. Configuration.

In the present invention, the rear casing 400 is produced by a casting method, that is, a die casting method, the material is used aluminum excellent in thermal conductivity.

One of the features of the present invention is that the back plate 402 is formed in a honeycomb shape and is structurally stable, improving strength, and increasing heat dissipation area.

That is, the back plate 402 is provided with a honeycomb heat dissipation molded part 440, the heat dissipation molded part 440 and the heat dissipation surface 442 to be in contact with the printed circuit board 300 to radiate heat; The heat dissipation surface 442 and the side plate 444 connecting the back plate 402, the heat dissipation is made by the heat dissipation surface and the side plate, thereby improving the heat dissipation area, can be made in a honeycomb shape to improve the strength It is.

On the other hand, in the present invention, the molding unit 440 is characterized in that it is molded inward, the printed circuit board 300 is located on the outside. This structure may further improve the heat dissipation effect by using the space 442a formed at the rear side while contacting the heat dissipation surface 442 of the printed circuit board 300 and the molding unit 440.

That is, when the outside air flows into the space 442a, the outside air is temporarily refracted by the side plate 444, so that the heat transferred from the printed circuit board 300 to the heat dissipation surface 442 and the side plate 444 is It can be easily cooled to improve the heat dissipation effect.

Reference numeral 406 denotes a connector space for connecting an external power supply and a controller, and reference numeral 408 denotes a bolt insertion hole.

In this case, the bolt inserted into the bolt insertion hole penetrates through the holes 202 and 302 and is fastened to a screw provided on the inner side of the front cover so that they can be assembled.

In the present invention having such a configuration, the printed circuit board 300 is fitted into the square support frame 420 of the rear casing 400 cast by the aluminum die casting method, and is transparent to the front surface of the printed circuit board 300. The protective cover 200 is installed, but the LED lamp 320 is positioned inside each of the protrusions 220 formed on the protective cover 200.

Here, the protective cover 200 is configured to diffuse the light of the LED lamp 320 to have a clear screen, and is assembled in a form surrounding the printed circuit board 300, thereby greatly improving the sealing effect.

That is, the rear surface of the printed circuit board 300 is protected by the rear casing 400, the front surface is protected by the protective cover 200, the side portion of the support frame 420 and the protective cover of the rear casing 400 By being wrapped around the edge of 200, not only external shock is protected, but also moisture is prevented from penetrating.

In addition, the front cover 100 installed on the front of the protective cover 200 is provided with a sunshade projection so that light can be irradiated brighter and clearer.

In another embodiment of the present invention, the front cover, the protective cover and the side of the rear casing may be caulked with a sealing member such as silicon to further improve the waterproof effect.

Next, the outdoor display board 20 is configured by using the electric light module 10 as described above.

First, the outdoor display board 20 of the present invention includes the above-described light module 10, a back frame 500 on which the light module 10 is installed, a support stand 600, and a “U” bolt 700. do.

In the present invention, the signboard 20 is constructed as a scoreboard of a baseball field, but this is one example, and for other purposes, for example, a scoreboard such as a racetrack or racetrack or a guide board for providing traffic information, or various advertisement boards. Of course it can also be used as.

The back frame 500 is formed by bending or molding a thin plate. The back frame 500 is provided with a thickness portion 522 so as to have a constant thickness by bending the front frame 502 on both sides and the upper and lower portions, and the thickness portion 522 at right angles. The rear portion 524 is bent to form the back portion 524. The rear portion 524 is bent at right angles to the inner bending surface 526.

That is, the thickness portion 522, the rear portion 524, the inner bent surface 526 is bent in a substantially "C" shape, and the end of the inner bent surface 526 is bent at a right angle to prevent the separation prevention piece 528 ), And the reinforcement plate 540 is provided in the space provided inside them.

The back frame 500 of this configuration has a front frame 520, which facilitates the installation and replacement of the light module 10, the bent portion improves the strength, and also has the advantage of reducing the weight have.

At least two or more electro-optical modules 10 installed on the front frame 520 are installed vertically or horizontally, and are assembled by bolts so that replacement is possible.

That is, the bolt head is fastened to the bolt insertion hole 408 formed in the rear casing 400 through the bolt portion in the state located on the inner surface of the front frame. In another embodiment, the bolt part penetrates through the bolt insertion hole 408 and passes through the hole 302 of the printed circuit board and the hole 202 of the protection member, and the end part is fastened to the screw part provided in the front cover.

The support 600 is made of H-shaped steel, the U bolt 400 is connected to the back frame in a state in contact with the tangential portion of the back frame 500 is installed adjacent to each other vertically or horizontally as shown in the figure Configuration.

In other words, the U bolt 700 is inserted through each of the back frame adjacent to each other and the bolts in the state in which the support 600 is wrapped, the nut 720 is fastened by fixing the back frame 500, A reinforcement plate 540 is provided to allow the U bolt 700 and the nut 720 to be stably fixed.

In the present invention, the support 600 is installed in the lower end is buried in the installation space, for example, the ground, to install the back frame, using the electric light module 10 assembled on the front of the back frame, letters, pictures, images The display board may be configured to be output.

Of course, preferably, as shown in the figure, it is better to be installed in the structure (30). The structure 30 may be formed of a panel or metal structure such as concrete or board, and the partition wall 34a may be installed at the center depending on the size of the crust 32 and the bottom plate 34 or the electric sign as shown in the drawing. It may be.

Here, it is only one example of the form of the structure shown in the drawings and may be constructed in other forms and structures.

A base plate 40 is provided on each of the bottom plate 34 and the partition wall 34a of the structure 30, and a fixing stand 800 is erected on the base plate, and the back frame 500 is connected by a connecting table 820. ) And the fixture 800 is connected to complete the construction.

On the other hand, the back frame 500 is provided with a connecting member 640 to be connected to the connecting rod, the connecting member 640 is composed of H-shaped steel, as shown in the drawing, the connecting rod ( 820 is connected by fusion or bolt coupling.

Of course, the connection member may be configured in other forms.

In addition, the electric sign of the present invention is a configuration in which the thickness portion 522 is connected and fixed by the bolt 560 as shown in the state in which the back frame 500, the electric light module 10 is installed adjacent to each other.

In addition, in the present invention, the upper and lower ends of the support 600 may be fixed to the structure 30 by the anchor bolt 660, and the reference numeral 840 is a reinforcement 840 for connecting and reinforcing the support and the support. .

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is clearly understood that the same is by way of illustration and example only and is not to be taken in limiting the scope of the present invention It will be understood by those skilled in the art that various changes, modifications, and alterations can be made therein by those skilled in the art to which the present invention belongs.

10: all-optical module 100: front cover
120: opening hole 200: protection member
300: printed circuit board 400: rear casing
500: back frame 600: support
700: U bolt

Claims (7)

As an all-optical module installed outdoors,
A front cover provided with a plurality of opening holes in a grid shape on the front plate provided in the rectangular frame member, and having a sunshade protrusion covering the sunlight on the upper and both sides of the opening hole;
A protective member having a plurality of protrusions fitted into each of the openings of the front cover, the protective member being made of a transparent material to diffuse light;
A printed circuit board on which an LED lamp mounted on a front surface is fitted into the protrusion of the protection member;
A rear casing in which the printed circuit board is inserted into a rectangular support frame, and a rear plate provided at the rear of the rectangular support frame is formed in a honeycomb shape, and the honeycomb-shaped molding part contacts the printed circuit board to radiate heat; Including;
The honeycomb-shaped molding part is formed from the outside of the rear casing to the inside and the inner surface is composed of a heat dissipating surface in contact with the printed circuit board, the outside further includes a space to allow the outside air to circulate and heat exchange is made; All-optical module, characterized in that.
delete The method of claim 1,
A honeycomb-shaped molding part is provided on the rear plate of the rear casing, and the molding part is composed of a heat dissipation surface and a side plate connecting the heat dissipation surface and the back plate, and a moving path is formed between the molding parts. And an additional bolt insertion hole formed between the paths.
The method of claim 1,
The sunshade protrusion installed on the front cover is composed of side shading protrusions protruding on both sides of the opening hole and an upper shading protrusion provided on the upper portion of the opening hole. An electric light module, characterized in that it further comprises forming a bone to scatter sunlight.
As an electric signboard installed outdoors,
A front cover provided with a plurality of opening holes in a grid shape on the front plate provided in the rectangular frame member, and having a sunshade protrusion covering the sunlight on the upper and both sides of the opening hole;
A protective member having a plurality of protrusions fitted into each of the openings of the front cover, the protective member being made of a transparent material to diffuse light;
A printed circuit board on which an LED lamp mounted on a front surface is fitted into the protrusion of the protection member;
A rear casing in which the printed circuit board is inserted into a rectangular support frame, and a rear plate provided at the rear of the rectangular support frame is formed in a honeycomb shape, and the honeycomb-shaped molding part contacts the printed circuit board to radiate heat; It includes an all-optical module,
A back frame including a front plate having the all-optical module arranged vertically and horizontally, the bolt being provided on the front plate so that the all-optical module is assembled or separated and replaced;
A support for allowing the back frames to be assembled with each other, the back frames being connected to a rear surface of the tangential portion of the adjacent back frame to be connected to each other;
It is formed in a U-shape and the support is fitted inward, the left side bolt portion is fitted to the back frame located on the left side, the right side bolt portion is fitted to the back frame located on the right side;
The back frame is provided with a thickness portion to have a constant thickness by bending both sides and the upper and lower portions of the front frame, and to form a rear portion by bending the thickness portion at right angles, to have an inner bent surface by bending the rear portion at right angles inward, again The end of the inner bending surface is bent at a right angle to the configuration that the separation prevention piece is provided, further comprising a reinforcing plate provided in the space provided in these inside.

delete According to claim 5, The upper and lower end of the support is fixed to the structure, the base plate is installed on the bottom and the partition of the structure is installed, by connecting the connecting member provided on the support and the support member provided on the base plate as a connection Fixing, the display board, characterized in that it further comprises a reinforcement provided between the support and the fixed.

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