KR20120084573A - Guide board using led - Google Patents

Abstract

PURPOSE: A compact guide board using an LED is provided to improve applicability in a field by adopting a slim structure. CONSTITUTION: A main body frame(20) supports a long bolt(15) on a hook groove(25) with a preset space and includes a hinge and a receiving groove. A hinge groove is formed in the hinge of the main body frame. A top cover(30) is closely adhered to a cover film(10) and includes an elastic unit to maintain a preset angle in opening and closing processes. An LED module(40) is installed by forming the cover film and a light guide plate(42) on the lower side of the main body frame. A plurality of LEDs are formed on a heat radiation reflecting plate. A lower finishing stand(50) corresponds to the lower side of the main body frame and includes a receiving unit which receives the cover film and the light guide plate.

Description

Compact guide board using LED {Guide board using LED}

The present invention relates to a compact guide signboard using the LED, more specifically, to adopt a compact and slim structure, excellent field applicability and excellent assembly and safety without being restricted by the installation space, the guide marker It is a compact guide signboard using LED that is simple while increasing the visibility and excellent in aesthetics and easy to install on site and replace the sign.

In general, signs are used for road signs, subway guides, composite building guides, construction guides, and advertising signs. In recent years, the trend of integrating LEDs with the development of the optical industry is increasing. Accordingly, the application range is extended to LED signboards, LED traffic lights, LED street lights, LED traffic guide signs, LED towers, and the like. As the related patent technology related to this, "Block-type LED module and its control method" of Korean Patent Publication No. 0888986, "Road Sign with LED Backlight Device" of Korean Utility Model Publication No. 0338581 and the like are known.

As an example, Korean Patent Publication No. 0888986 includes an LED module having a substrate and a plurality of LEDs installed on the substrate; A controller configured to turn on / off an LED mounted on the LED module, control an amount of current applied to each LED module, and detect an error of the LED according to the amount of current applied to each LED module; A box-shaped insert having an open rear surface, a flange-shaped fixing portion extending outwardly from the rear edge of the insertion portion and having a fastening hole, and a bracket extending inward from the rear edge of the insert portion and having a bracket having a fastening hole therein; A configuration including an LED module housing accommodating the LED module and the control unit is proposed.

This is expected to simplify the repair and replacement of the LED by disassembling the LED module housing on the back side, but it is insufficient to mention the close installation or replacement of the sign after the installation in accordance with the situation of various sites.

As another example, Korean Registered Utility Model Publication No. 0338581 forms a surface light source for one backlight by continuously arranging a plurality of LEDs 20 at equal intervals, and includes a backlight board 30 having a function of a reflecting plate, and the backlight board. Transparent protective plate 50 for supporting the guide cover sheet disposed on the front of the guide cover sheet 40 is installed on the transparent protective plate and the road letters and symbols are arranged, the backlight board 30, the guide On the housing 60 provided with the side cover 61 in four directions for receiving and fixing the cover sheet 40 and the transparent protective plate 50 in order, and a plurality of LED driver 35 for driving the LED installed on the backlight board A configuration including an operation control unit 70 for supplying an operating voltage is proposed.

This is not only to increase the visibility by installing the backlighting for lighting, but also the installation work is easy to lighten the road sign, but it is still inconvenient in the close installation or replacement of the sign after installation in accordance with the situation of various sites.

According to the patent application No. 2009-0120705 by the present applicant to solve this disadvantage, when the upper cover of the main body frame is opened, the upper cover is kept horizontal by the action of the elastic piece to detach the cover film that was pressed as pressing. It is convenient to use, and when the new cover film is attached or after the maintenance of the LED module, the upper cover is lowered again by a certain angle, and the presser sticks to the cover film and the light guide plate by the action of the elastic piece to maintain a stable support state. In this paper, a guide signboard using LEDs formed in a structure that can be easily installed and replaced on a site was proposed.

By the way, in applying the guide signs proposed by the present applicant as described above, there is an advantage of easy installation and replacement of the site by supplementing the disadvantages of the prior art, while still considering the site matter, Due to the limitation of installation space due to the lack of proper installation, the gap between the main frame and the top cover widens the gap, resulting in unsightly appearance, and the optimal design due to the deterioration of the assembly of the cover film and the light guide plate from the main frame. There is room for improvement due to insufficient situation.

Korean Patent Publication No. 0888986 "Block-type LED Module and its Control Method" Korean Utility Model Registration No. 0338581 "Road Sign with LED Backlight Device"

An object of the present invention for fundamentally improving the conventional problems as described above, by adopting a compact and slim structure, excellent field applicability, excellent assembly and safety without being limited by the installation space, guidance marker Its purpose is to provide a compact guide signboard using LEDs that are simple and have excellent aesthetics while increasing the visibility and easy to install on site and replace covers.

In order to achieve the above object, the present invention provides a guide plate provided with a replaceable cover film and installed using a long bolt: supporting the long bolt on a hook groove at a desired interval, and a hinge table parallel to the front and rear surfaces Body frame having a receiving groove; An upper cover which is coupled to the cover film while being opened and closed through a hinge groove on the hinge stand of the main body frame, and an upper cover having elastic means to maintain a predetermined angle when opened or closed; An LED module installed below the main body frame via a cover film and a light guide plate and having a plurality of LEDs on a heat dissipation reflecting plate; And a lower finishing table provided correspondingly to the lower side of the main body frame and having a receiving unit for accommodating the cover film and the light guide plate.

In addition, according to the present invention, the elastic means is provided to maintain a certain angle by generating a downward action force when closing the upper cover and an upward action force when opening, the elastic piece of the semi-circular cross section is installed on the main frame, Characterized in that it comprises a stone jaw formed on the outer surface of the hinge groove.

In addition, according to the present invention, the heat dissipation reflecting plate of the LED module has a form in which at least a bottom surface is opened, and a heat dissipation fin is provided on the inner surface of the reflecting plate and the outer surface.

In addition, according to an embodiment of the present invention, the LED module is characterized in that the insert can be inserted into the receiving groove of the main frame.

It should be understood, however, that the terminology or words of the present specification and claims should not be construed in an ordinary sense or in a dictionary, and that the inventors shall not be limited to the concept of a term It should be construed in accordance with the meaning and concept consistent with the technical idea of the present invention based on the principle that it can be properly defined. Therefore, the embodiments described in the present specification and the configurations shown in the drawings are merely the most preferred embodiments of the present invention, and not all of the technical ideas of the present invention are described. Therefore, It is to be understood that equivalents and modifications are possible.

As described in the above configuration and operation, the guide plate according to the present invention adopts a compact structure and a slim structure, excellent field applicability, excellent assembly and safety without being constrained by the installation space, and visibility of the guide marker. It is simple while increasing the aesthetics, and provides the effect of implementing a configuration that is easy to install on site and replace the cover.

1 is an exploded perspective view showing the main part of the guide sign according to the invention,
2 is a block diagram showing a coupling state of the guide sign according to the invention,
3 is a cross-sectional view showing a coupling state of the guide sign according to the invention,
Figure 4 is a block diagram showing the open top cover of the guide plate according to the present invention,
Figure 5 is a block diagram showing the opening of the upper cover of the guide cover according to an embodiment of the present invention.

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

1 is a perspective view showing an exploded view of the main part of the guide plate according to the present invention, Figure 2 is a block diagram showing a coupling state of the guide plate according to the present invention, Figure 3 is a cross-sectional view showing a coupling state of the guide plate according to the present invention, Figure 4 is a block diagram showing the open top cover of the guide plate according to the present invention.

The present invention relates to a guide plate provided with a replaceable cover film 10 and installed using a long bolt (15). The cover film 10 means a light-transparent adhesive sheet printed with road signs, facility guides, advertisements, etc., but is not necessarily limited thereto. For example, the cover film 10 may be installed without adhesiveness. In addition, although not shown through the drawings, the front surface of the cover film 10 may be attached to the transparent acrylic plate to prevent damage. And the long bolt 15 is to be fixed to the ceiling of the holding or building has the advantage of easy to adjust the installation height according to the site situation.

According to the present invention, the main body frame 20 having the hinge stand 22 and the receiving groove 25 in parallel to the front and rear surfaces supports the long bolt 15 on the hook groove 25 at a desired interval. Have The body frame 20 is preferably a lightweight and high strength aluminum profile. Hinge 22 is formed in the shape of a circular cross-section, the receiving groove 25 is formed in the form of a T-shaped cross section on the body frame 20 to be described later, and the hook groove 25 is a long bolt ( 15) is formed in a shape to accommodate the head. Hinge 22 and the hook groove 25 is formed in the length (width) direction of the body frame 20 when the profile is formed.

On the other hand, the lower end of the main body frame 20 may be formed with a rail to couple the support (63). The support base 63 is coupled in different shapes and sizes according to the size or installation environment of the cover film 10.

In addition, according to the present invention, the upper cover 30 can be opened and closed through the hinge groove 32 on the hinge stand 22 of the main body frame 20 while being tightly coupled to the cover film 10, and opened or closed. It is provided with an elastic means to maintain a constant angle at time. The upper cover 30 is coupled to the hinge stand 22 of the main body frame 20 so as to be opened and closed via a hinge groove 32. Like the main frame 20, the upper cover 30 is preferably to take the aluminum profile, it is provided with a hinge groove 32 of the circular cross-section so as to engage the hinge 22. Since the cover film 10 is attached to the front and rear direction of the main body frame 20, the upper cover 30 is also installed on the front and rear surfaces of the main body frame 20, respectively.

The upper cover 30 is coupled to the cover film 10 in close contact, which is as shown in Figures 1 and 2, the upper cover 30 is a straight surface as a whole so as not to interfere with the body frame 20 during the opening and closing operation Although it is formed as a whole is formed in a straight line plane to be tightly adhered to the cover film (10).

And the upper cover 30 is provided with an elastic means to maintain a predetermined angle when opening or closing, that is, to generate a downward action force when closing the upper cover 30 and to act a upward action force when opening to maintain a certain angle. do. This is the upper cover 30 is normally supported by pressing the cover film 10 in the closed state, but should be maintained in a state close to the horizontal when the cover film 10 is opened to replace.

At this time, the elastic means according to the present invention is provided with an elastic piece 65 of a semi-circular cross-section installed on the main body frame 20, and a stone projection 33 formed on the outer surface of the hinge groove 32 of the upper cover 30. Characterized in that. The elastic piece 65 uses a metal piece having good elastic force and is inserted into the groove of the main body frame 20 (that is, located above the receiving groove 25). The stone jaw 33 is formed to protrude in the form of an eccentric cam on the opposite side of the portion forming the hinge groove 32 of the upper cover (30). Accordingly, when opening and closing the upper cover 30, the stepping stone 33 quickly reciprocates to one of the one side and the other side of the elastic piece 65 and generates an upward action force or a downward action force at one side.

In addition, according to the present invention, the LED module 40 having a plurality of LEDs on the heat dissipation reflecting plate 44 is installed through the cover film 10 and the light guide plate 42 under the main body frame 20. The light guide plate 42 is coupled to the lower end of the main body frame 20 through a separate frame such as the support base 63. A plurality of LEDs are provided at narrow and regular intervals on the upper side of the light guide plate 42, and a heat radiating reflector 44 is provided on the upper side of the plurality of LEDs. The size of the light guide plate 42 is determined to correspond to the size of the label film 10 to be attached, and light generated from a plurality of LEDs is dispersed through the light guide plate 42 to improve the visibility of the label film 10. At this time, the light guide plate 42 is integrally formed with a reflective film 43 reflecting light on one surface. In addition, the LED module 40 includes a SMPS 46, a controller, and the like, on the main body frame 20 for power supply.

At this time, the heat radiation reflecting plate 44 of the LED module 40 according to the present invention is at least the bottom is a form that is open, characterized in that the inner surface is provided with a reflecting plate and the outer surface fins. The heat radiation reflector 44 is integrally formed with a portion surrounding the LED and a portion for attaching to the body frame 20 or the support 63. The inner surface directly facing the LED is mirrored for reflection function, and the outer surface forms a plurality of heat radiation fins to prevent overheating due to LED heating.

In addition, according to the present invention is provided with a lower finishing table 50 having a receiving portion 51 for accommodating the cover film 10 and the light guide plate 42 to the lower side of the main body frame 20. The lower finishing table 50 is provided to correspond to the lower side of the main body frame 20. Like the main frame 20, the lower finishing table 50 may be selected from the aluminum profile. The lower finishing table 50 includes a receiving portion 51 for accommodating the cover film 10 and the light guide plate 42. Since the cover film 10 and the light guide plate 42 are attached in the front and rear directions of the main body frame 20, the accommodating part 51 of the lower finishing table 50 is also installed on the front and rear surfaces of the main body frame 20, respectively.

On the other hand, the present invention is to install the side cover 61 to the side of the main body frame 20, it is preferable to install the closing cap 62 to the bottom. The side cover 61 and the finishing table 62 blocks the inflow of foreign substances and improves aesthetics.

In use using Figures 1 to 4, when the upper cover 30 of the main body frame 20 is opened by the action of the elastic piece 65, which is an elastic means, the upper cover 30 maintains a horizontal state It is convenient to detach the cover film 10 that was pressed from the upper cover 30, and after attaching a new cover film 10 or after maintenance of the LED module 40, the upper cover 30 again below a certain angle. The upper cover 30 is in close contact with the cover film 10 by the action of the elastic piece 65 at the moment of lowering to maintain a stable support state.

5 is a configuration diagram showing an open top cover of the guide plate according to an embodiment of the present invention.

In one embodiment of the present invention, the LED module 40 is characterized in that can be inserted into the receiving groove 25 of the main body frame 20. The LED module 40 has a structure inserted into the receiving groove 25 of the main body frame 20, which is a separate frame such that the applied LED module 40 of Figs. Unlike the structure combined in. That is, the main body frame 20, the upper cover 30, the LED module 40, and the lower dead zone 40 applied to FIGS. 1 to 4 are the same, and other main components are the above-described FIGS. 1 to 4. There is no difference in application to the above, and the above-described action is almost the same as described above. In addition, the main components of the main body frame 20, the upper cover 30, the LED module 40, the lower dead zone 40, etc. are denoted by the same reference numerals and the duplicated description thereof will be omitted.

However, in the configuration of Figures 1 to 4, the LED module 40 is coupled to the support 63 and acts accordingly, while in the configuration of Figure 5 LED module 40 is accommodated in the body frame 20 It is inserted into the groove 25 and mounted to act accordingly. That is, the configuration of FIGS. 1 to 4 has the disadvantage that the coupling force is slightly reduced because the LED module 40 is coupled on the support 63, but has the advantage of strong illumination while the configuration of FIG. It is inserted into the receiving groove 25 of the main body frame 20 has the advantage that the coupling force is improved, but the roughness has a weak weakness. Therefore, this indicates that the coupling on the above-described support 63 and the receiving groove 25 in the coupling of the main body frame 20 and the LED module 40 can be applied according to the needs of the operator.

As described above, the compact guide board of the present invention adopts a compact structure and a slim structure, has excellent field applicability, excellent assembly performance and safety without being constrained by the installation space, and simple while increasing visibility of the guide marker. It has excellent aesthetics and is easy to install on site and replace cover.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention as defined by the appended claims. It is therefore intended that such variations and modifications fall within the scope of the appended claims.

10: cover film 15: long bolt
20: main body frame 22: hinge
25: hanger groove 30: top cover
32: hinge groove 33: stone jaw
40: LED module 42: light guide plate
43: reflective film 44: heat radiation reflector
50: lower dead zone 51: receiving unit
61: side cover 62: closing cap
63: supporter 65: elastic piece

Claims (4)

In a guide plate having a replaceable cover film 10 and installed using a long bolt (15):
A main frame 20 supporting the long bolt 15 at a desired interval on the hook groove 25 and having a hinge stand 22 and a receiving groove 25 in parallel to the front and rear surfaces;
Opening and closing through the hinge groove 32 to the hinge table 22 of the main body frame 20 while being tightly coupled to the cover film 10, the upper portion having an elastic means to maintain a certain angle when opening or closing Cover 30;
An LED module 40 installed below the main body frame 20 via the cover film 10 and the light guide plate 42 and having a plurality of LEDs on the heat dissipation reflecting plate 44; And
And a lower finishing table 50 provided correspondingly to the lower side of the main body frame 20 and having an accommodating portion 51 for accommodating the cover film 10 and the light guide plate 42. Compact guide signs using LEDs. The method of claim 1,
The elastic means is provided to maintain a certain angle by generating a downward action force when closing the upper cover 30 and an upward action force when opening, the elastic piece 65 of the semi-circular cross section is installed in the main body frame 20, Compact guide signboard using the LED, characterized in that it comprises a stepping stone 33 formed on the outer surface of the hinge groove 32 of the upper cover (30). The method of claim 1,
The heat dissipation reflecting plate 44 of the LED module 40 is a form at least the bottom is open, a compact guide sign using the LED, characterized in that the inner surface is provided with a reflecting plate and the heat dissipation fins on the outer surface. The method of claim 1,
The LED module 40 is a compact guide sign using the LED, characterized in that the insert can be inserted into the receiving groove 25 of the body frame 20.

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