KR100860063B1 - Led module assembly for signboard and method for manufacturing signboard using the same - Google Patents

Abstract

An LED module assembly for a signboard and a signboard manufacturing method using the same are provided to facilitate a module assembly process by inserting an LED PCB to a coupling bump formed on a base plate. An LED(Light Emitting Device) module assembly for a signboard includes an LED PCB(Printed Circuit Board)(100) and a base plate(10). Plural LED devices are implemented on a PCB board. Plural coupling holes are formed on a strip-like LED PCB. The base plate is made of a synthetic resin. Plural coupling bumps, which are forcefully inserted into the coupling holes, are formed on an upper surface of the base plate. Plural LED PCBs are coupled with the base plate. When the LED PCB is coupled with the coupling bump, a space is formed between the LED PCB and the base plate.

Description

LED module assembly for signage and signage manufacturing method using same {LED module assembly for signboard and method for manufacturing signboard using the same}

The present invention will be described in detail with reference to the following drawings, but these drawings illustrate preferred embodiments of the present invention, and the technical concept of the present invention is not limited to the drawings and should not be interpreted.

1 is an exploded perspective view showing the configuration of an LED lighting module according to the prior art.

Figure 2 is an exploded perspective view showing the main configuration of the LED module assembly for signboard according to a preferred embodiment of the present invention.

3 is a plan view showing the assembly state of the LED module assembly for a sign according to a preferred embodiment of the present invention.

Figure 4 is a cross-sectional view showing the assembly state of the LED module assembly for signboard according to a preferred embodiment of the present invention.

5 is a schematic diagram showing an example of a multi-connector employed in the base plate of the LED module assembly for the signboard according to a preferred embodiment of the present invention.

Figure 6 is a partial cross-sectional view showing another example of the connection portion employed in the multi-connector of the signage LED module assembly according to a preferred embodiment of the present invention.

7 is a flowchart illustrating a process of manufacturing a signboard according to a preferred embodiment of the present invention.

8 is a plan view showing the configuration of a portion cut the LED module assembly for signboard according to a preferred embodiment of the present invention.

9 is an exploded perspective view showing an LED module assembly for a sign according to another preferred embodiment of the present invention.

The present invention relates to an LED module assembly for a signboard, and more particularly, in a signboard using a strip-shaped LED circuit board extending in a longitudinal direction to quickly and easily assemble the LED circuit board to reduce the man-hours and the signboard manufacturing process It relates to an LED module assembly for signage that can be shortened.

The present invention also relates to a method of manufacturing a signboard using such an LED module assembly.

It is common to illuminate the signboard using various lighting means at night in order to increase the discernment of the signboard and increase the advertising effect. Classic lamps such as fluorescent lamps and neon lights have been mainly used as such lighting means, but recently, lighting means using LEDs have been widely used. LEDs have the advantage of long life and high efficiency, and thus are widening their use range from various lighting devices to display devices.

The LED is also used as a signboard lighting apparatus, Figure 1 shows a LED lighting module for the SMD (Surface Mount Devices) type signboard according to the prior art. As shown, the conventional LED lighting module includes a plurality of holders (1), and LED circuit board 100 in the form of a strip extending in the longitudinal direction as being fitted to the holder (1).

The LED circuit board 100 has a structure in which a plurality of LED elements 101 are surface mounted on a printed circuit board (PCB), and various resistance elements and lead wires are provided. Power terminals 102 for applying power are provided at both ends of the LED circuit board 100, and the power terminals 102 are electrically connected to adjacent LED modules by the connector 2.

The holder 1 has a cross-sectional shape of a 'c' shape and is provided with a receiving groove 1b on the side wall thereof so that the LED circuit board 100 can be fitted and fixed from an open upper surface. An inclined surface 1a is formed at the upper portion of the accommodating groove 1b to smoothly fit the LED circuit board 100. Accordingly, when the LED circuit board 100 is pushed into the upper surface of the holder 1 as shown in FIG. 1, both side walls of the holder 1 are opened sideways, and both edges of the LED circuit board 100 are elastically deformed. Will be seated in 1b).

The lower surface of the holder 1 is provided with a double-sided tape 3 is attached to the inner panel of the signboard to be manufactured, for example.

When manufacturing a signboard using a conventional LED module assembly having the configuration as described above should be approximately through the following process.

First, cut the holder 1 in accordance with the desired ad text, attach the double-sided tape 3 to the back of the holder 1, connect the holder 1 with the LED circuit board 100, and connect the connector 2 Electrically connect each circuit board 100, align the assembled LED module to the signboard case panel, remove the release paper of the double-sided tape 3, attach the holder 1 to the signboard panel, and perform a lighting test. Then, the holder 1 is completely fixed using silicon or the like, and external wiring work is performed.

As described above, in the conventional signboard manufacturing process, the process of cutting and providing the holder 1 and inserting the holder 1 into the LED circuit board 100, removing the release paper of the double-sided tape, and attaching the signboard frame to the signboard frame is performed. As it takes up about 30% of the process, the airborne is long and the signboard manufacturing efficiency is very low. Therefore, there is a need for a very simple assembly means for quickly and easily installing the LED circuit board 100 to the signboard frame.

The present invention is to solve the above problems, to provide a signboard LED module assembly for reducing the man-hours and increase the signboard manufacturing efficiency by allowing the strip-shaped LED circuit board to be installed quickly and easily to the signboard frame. There is a purpose.

Still another object of the present invention is to provide a method of manufacturing a signboard using the LED module assembly as described above.

Signboard LED module assembly according to the present invention in order to achieve the above object is made of a plurality of LED elements mounted on the PCB substrate, a strip-shaped LED circuit board 100 formed with a plurality of coupling holes; And a base plate formed of a synthetic resin and configured to protrude a plurality of coupling protrusions coupled to the coupling hole on the upper surface thereof, wherein the base plate is coupled to a plurality of LED circuit boards and the LED circuit board is coupled to the coupling plate. When coupled to the projections are configured to form a gap between the LED circuit board and the base plate.

Preferably, the base plate, the horizontal strip capable of horizontally coupling the LED circuit board; And a longitudinal strip capable of vertically coupling the LED circuit board.

More preferably, the base plate, the outer edge border frame; And an inner strip connected to the edge strip and positioned inside the edge strip, wherein the inner strips may be arranged side by side to be spaced apart from each other to form an opening therebetween.

Preferably, the inner strip may comprise strips that cross each other.

In addition, a part of the edge strip or the inner strip is further provided with a fastening portion for coupling the fastening member.

As another alternative, the base plate is not formed with an opening, the engaging projection, the edge engaging projection arranged along the edge of the base plate; And internal coupling protrusions arranged inside the edge coupling protrusion, and the rows formed by the internal coupling protrusions are spaced side by side at a predetermined interval from each other.

More preferably, the base plate may further include a multi-connector for focusing the primary wires interconnecting the LED circuit board,

According to another aspect of the present invention, (a) a plurality of LED elements are mounted on the PCB substrate, a plurality of LED circuit board 100 in the form of a strip having a plurality of coupling holes formed of a synthetic resin, the upper surface Comprising: a base plate 10 formed to protrude a plurality of engaging projections corresponding to the coupling hole; (b) coupling the plurality of LED circuit boards to the base plate by forcing the coupling protrusion into the coupling hole according to an advertisement text, and forming a gap between the LED circuit board and the base plate; (c) electrically connecting the LED circuit boards to each other; And (d) fastening the base plate to the signboard frame.

Preferably, the base plate consists of a transverse strip and a longitudinal strip, and in step (b), the LED circuit board is coupled to the transverse strip and the longitudinal strip, respectively.

More preferably, the base plate is composed of a rim strip 11 located at the outer side and an inner strip 12 arranged side by side spaced apart from each other inside the rim strip, in the step (b), An LED circuit board is coupled to the edge strip and the inner strip.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. Prior to this, terms or words used in the specification and claims should not be construed as having a conventional or dictionary meaning, and the inventors should properly explain the concept of terms in order to best explain their own invention. Based on the principle that can be defined, it should be interpreted as meaning and concept corresponding to the technical idea of the present invention. Therefore, the embodiments described in the specification and the drawings shown in the drawings are only the most preferred embodiment of the present invention and do not represent all of the technical idea of the present invention, various modifications that can be replaced at the time of the present application It should be understood that there may be equivalents and variations.

2 and 3 shows the main configuration of the LED module assembly for the signboard according to a preferred embodiment of the present invention.

Referring to the drawings, the signage LED module assembly of the present invention is a strip-shaped LED circuit board 100 is provided with an LED element (see 101 in Figure 1) for irradiating light, the LED circuit board 100 is coupled And a base plate 10 which is supported.

The LED circuit board 100 has a configuration in which a plurality of LED elements 101 are surface mounted on a PCB (printed circuit board) extending in the longitudinal direction as described above, and are provided with various resistance elements and lead wires. Power terminals 102 for applying power are provided at both ends of the LED circuit board 100. The power supply terminal 102 is provided with a terminal pin is inserted and coupled to the connector (2). Since the configuration of the LED circuit board is well known, further description thereof will be omitted.

The base plate 10 is a plate having a thickness of about 1 to 2 mm made of a light and tough synthetic resin. As another alternative, the base plate 10 may be made of metal, including aluminum and iron alloy.

Preferably, the base plate 10 includes a horizontal strip capable of horizontally coupling the LED circuit board 100 and a vertical strip capable of vertically coupling.

More preferably, the base plate 10 is connected to the edge strip 11 located at the outer side, and an inner strip connected to the edge strip 11 and spaced apart at a predetermined interval in the interior of the edge strip 11. It consists of (12). In the present embodiment, the edge strip 11 is a transverse strip and the inner strip 12 is a longitudinal strip. Thus, an opening 13 is formed between the inner strips 12.

The width and length of the opening 13 are appropriately set so that blackening does not occur as a whole, that is, in order to maintain a uniform brightness in consideration of the brightness obtained by the LED element 101 of the LED circuit board 100. .

Although the structure of the edge strip 11 and the inner strip 12 is briefly illustrated in this embodiment, the present invention is not limited thereto, and the edge strip 11 and the inner strip 12 may be formed in various shapes. have. For example, the inner strip 12 can include strips arranged side by side as well as intersecting strips.

In addition, a part of the edge strip 11 or the inner strip 12 may be formed with a fastening portion 14 capable of coupling a fastening member such as a bolt, as described later, in which a fastening hole through which the bolt passes. 15 can be formed.

According to the present invention, a plurality of coupling protrusions 20 protrude from the upper surface of the base plate 10 so that the LED circuit board 100 can be coupled thereto. The coupling protrusion 20 is configured to fit and be coupled to the coupling hole (see 103 in FIG. 1) formed in the LED circuit board 100. Specifically, as shown in FIG. 4, the coupling protrusion 20 has a spherical shape at the end of the coupling protrusion 20. Stepped 20a is provided, and the bottleneck 20b is formed concave below the stepped 20b.

Therefore, when the coupling protrusion 20 is inserted into the coupling hole 103 of the LED circuit board 100, the stepped portion 20a of the coupling protrusion 20 exceeds the hole and the LED circuit board 100 is the bottleneck. It is fixed to 20b. Preferably, when the LED circuit board 100 is coupled to the coupling protrusion 20 of the base plate 10, a predetermined gap exists between the LED circuit board 100 and the base plate 10, so that the circuit It is possible to cope with the heat generation of the substrate or the impact from the outside.

According to the present invention, a plurality of LED circuit boards 100 may be employed according to the size of an advertisement or a signboard and a desired degree of illumination, and these terminals are electrically connected to each other by the primary wire 110. . Preferably, the connection of the primary wire 110 between the LED circuit board 100 is made using the connector (2).

The primary wire 110 connecting the LED circuit board 100 is intensively connected to the multi-connector 200 again. The multi-connector 200 collects a plurality of primary wires 110 and focuses them on the secondary wires 210, as shown in FIG. 5.

Referring to FIG. 5, the multi-connector 200 includes a primary connection part 220 to which a plurality of primary wires 110a and 110b are connected according to polarities, and secondary wires 210a and 210b to polarities. And a secondary connection part 250 connected to each other, and connection conductors 230 and 240 for electrically connecting the primary connection part 220 and the secondary connection part 250 to each other, all of which include a case 201. It is built in.

In addition, the primary connection portion 220 includes a connection bracket 221 and a connection bolt 222 for connecting the primary wires (110a, 110b), the secondary connection portion 250 is a secondary wire ( And a connection bracket 251 and a connection bolt 252 for connecting the 210a and 210b. According to this configuration, for example, the primary wire 110 having a diameter in the range of 1 to 2 mm may be focused and connected to the secondary wire 210 having a diameter of 5 mm or more, for example. The secondary wire is connected to another external wire or to a power source.

According to another embodiment of the present invention, the connecting portion may be replaced with a one-stop push type connecting portion as shown in FIG. The connecting portion 260 illustrated in FIG. 6 includes a pressing portion 263 that is elastically attached to the outside of the case 261. The pressing pin 264 is connected to the lower part of the pressing part 263, which extends through the through hole 262 formed in the case 261 to the inside.

In addition, a connection conductor 265 and an elastic conductor 266 are provided in the case 261. The elastic conductor 266 is configured to elastically press against the connection conductor 265. In addition, the connection portion of the elastic conductor 266 and the connection conductor 265 is formed to become narrower from the outside to the inside is configured to facilitate the insertion of the wire from the outside.

Therefore, when the wire is inserted from the outside, the elastic conductor 266 and the connection conductor 265 can be connected at one time (one-stop) while being pinched. On the contrary, when the wire is to be separated, pressing the pressing portion 263 outside the case 261, the pressing pin 264 presses the upper surface of the elastic conductor 266, the connection between the elastic conductor 266 and the connection conductor A gap is formed between the 265 so that the electric wire can be easily separated.

Then, a method of manufacturing a signboard using the LED module assembly having the above configuration will be described. 7 shows a signboard manufacturing method according to a preferred embodiment of the present invention. Signboard manufacturing method according to the invention is largely divided into the step of assembling the LED module assembly in the factory and the step of installing the assembled LED module assembly on the signboard at the construction site.

Referring to FIG. 7, in the manufacture of the LED module assembly, the base plate 10 is first arranged according to the draft of the advertisement to be produced (step S10). For example, the entire base plate 10 shown in FIG. 3 may be used, or alternatively, a portion of the base plate 10 may be cut and used as shown in FIG. 8.

Then, the coupling protrusion 20 formed on the base plate 10 is inserted into the coupling hole 103 of the LED circuit board 100 to couple as many LED circuit boards 100 as necessary (step S20).

According to the invention, the process may be reversed. That is, the LED circuit board 100 may be inserted into the entire base plate 10 as shown in FIG. 3 and then combined, and then may be disposed according to the advertisement text or cut and used as necessary.

Subsequently, the terminal 102 of the adjacent LED circuit board 100 is electrically connected using the connector 2 or the primary wire 110 to complete the LED module assembly (step S30). If necessary, the primary wire 110 is focused to the secondary wire 210 using the multi-connector 200. After the above step, by applying power, it may be further checked whether there is a failure such as a blinking state.

The completed LED module assembly can be installed on the signboard immediately at the signboard manufacturing site. That is, the LED module assembly can be fixed by inserting a fastening member (not shown) such as a bolt into the signboard frame in the fastening hole 15 of the fastening part 14 in the base plate 10 (step S40). ).

As another alternative, it is also possible to drive the fastening bolt to any suitable point of the base plate 10 in addition to the fastening portion 14 to engage.

As described above, after the LED module assembly is installed inside the signboard frame, the manufacture of the signboard can be simply finished by assembling the front frame.

9 is a configuration of the LED module assembly for a sign according to another embodiment of the present invention. Here, the same reference numerals as in the above-described drawings indicate the same members.

The LED module assembly for signboard of the present embodiment is a strip-shaped LED circuit board 100 is provided with an LED element (see 101 in FIG. 1) for irradiating light, and the base plate to which the LED circuit board 100 is coupled (30).

The base plate 30 of the present embodiment is a flat plate having no openings and is made of synthetic resin having a thickness of about 1 to 2 mm as described above, or made of metal including aluminum and iron alloy.

In addition, a fastening portion 14 'may be formed at the edge of the base plate 30 to engage the fastening member, and a fastening hole 15' through which the bolt penetrates may be formed.

According to the present embodiment, a plurality of coupling protrusions 31 and 32 protrude from the upper surface of the base plate 30 so that the LED circuit board 100 may be coupled thereto. The coupling protrusions 31 and 32 are configured to be fitted into the coupling holes (see 103 in FIG. 1) formed in the LED circuit board 100, and the specific structure thereof is the same as that shown in FIG. 4.

The coupling protrusion is composed of an edge coupling protrusion 31 arranged along the edge of the base plate 30 and an inner coupling protrusion 32 arranged and positioned in the edge coupling protrusion 31.

The coupling protrusions 31 and 32 are arranged in a row so that the LED circuit board 100 in a strip form may be fitted. Preferably, the rows of the internal coupling protrusions 32 are arranged in parallel to each other. More preferably, the rows of the coupling protrusions are arranged at predetermined intervals so that blackening does not occur as a whole, that is, to maintain a uniform luminous intensity in consideration of the luminous intensity obtained by the LED device 101.

Signage construction method using the LED module assembly for the signboard according to the present embodiment is the same as described above, so a detailed description thereof will be omitted.

The signage LED module assembly of the present invention forms a coupling protrusion on the base plate made of synthetic resin and fits the LED circuit board to it, so the module assembly process is very simple and easy.

In addition, the LED module assembly for signboard of the present invention is simply fixed to the signboard frame by a fastening bolt, so as to remove inefficiency due to double-sided tape or adhesive construction work as well as excellent coupling reliability as well.

Furthermore, the LED module assembly for signboard of the present invention has an advantage that it can be easily used in correspondence with various ad texts and signboard structures because the base plate can be partially cut by the required portion.

Claims (12)

A plurality of LED elements mounted on the PCB substrate, the strip-shaped LED circuit boards having a plurality of coupling holes formed therein; And Base plate 10 made of a synthetic resin and formed to protrude a plurality of engaging projections coupled to the coupling hole in the upper surface; A plurality of LED circuit board is coupled to the base plate, LED module assembly for a signage characterized in that the gap is formed between the LED circuit board and the base plate when the LED circuit board is coupled to the coupling projection. The method of claim 1, The base plate, A horizontal strip capable of horizontally coupling the LED circuit board; And And a vertical strip capable of vertically coupling the LED circuit boards. The method of claim 2, The base plate, An edge strip 11 located outside; And And an inner strip (12) positioned inside the edge strip while being connected to the edge strip. The method of claim 3, And said inner strips arranged side by side spaced apart from one another to form an opening therebetween. The method of claim 3, And said inner strip comprises strips intersecting with each other. The method of claim 3, Part of the edge strip or the inner strip LED module assembly for the signage, characterized in that a fastening portion for coupling the fastening member is formed. The method of claim 1, The coupling protrusion, An edge engaging protrusion arranged along an edge of the base plate; And Consists of; inner coupling protrusions arranged inside the edge coupling protrusion, The columns formed by the inner coupling protrusions are LED module assembly for the signboard, characterized in that spaced apart from each other side by side at a predetermined interval. The method of claim 1, Signage LED module assembly further comprises a multi-connector for focusing the primary wires interconnecting the LED circuit board. (a) A plurality of LED elements are mounted on a PCB substrate, and a plurality of LED circuit boards 100 having a strip shape having a plurality of coupling holes and a synthetic resin are formed on the upper surface of the plurality of LED holes corresponding to the coupling holes. Comprising the step of having a base plate 10 formed so as to protrude; (b) coupling the plurality of LED circuit boards to the base plate by forcing the coupling protrusion into the coupling hole according to an advertisement text, and forming a gap between the LED circuit board and the base plate; (c) electrically connecting the LED circuit boards to each other; And (d) fastening the base plate to the signboard frame. The method of claim 9, The base plate consists of a transverse strip and a longitudinal strip, In the step (b), the LED circuit board is a signboard manufacturing method, characterized in that coupled to the horizontal strip and vertical strip, respectively. The method of claim 9, The base plate is composed of a border strip 11 located at the outer side and an inner strip 12 arranged side by side spaced apart from each other inside the border strip, In the step (b), the LED circuit board is a signboard manufacturing method, characterized in that coupled to the edge strip and the inner strip. The method of claim 9, The base plate is a signboard manufacturing method characterized in that it is further provided with a multi-connector for focusing the primary wires interconnecting the LED circuit board.

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