KR101884669B1 - LED sign board - Google Patents

Abstract

The present invention relates to an LED guide plate using a solar cell. In the present invention, a latching jaw (110) is formed at both lower ends thereof, a paint layer is formed along a rim surface (102) A transparent guide plate 100 made of a transparent material through which the transparent guide plate 100 can be inserted and a guide plate insertion hole 201 into which the transparent guide plate 100 can be inserted, And an elastic stopper member (200) for preventing the transparent guide plate (100) from separating in a direction opposite to the insertion direction by engaging with the engagement protrusion (110) of the transparent guide plate (100) And an inner mounting plate 230 horizontally fitted with an LED substrate 250 provided with a plurality of LEDs 251 so as to be in close contact with the bottom surface of the inserted transparent guide plate 100, (210) A power supply unit 260 capable of supplying power to the LED 251 and a controller board 270 capable of controlling ON / OFF of the LED 251 are connected to the inner mounting plate 230 and the rear case And a main body case (200) installed between the main body case (220) and the main body case (200).

Description

LED sign board {LED sign board}

The present invention relates to an LED guide plate, and it is an object of the present invention to provide a guide plate which is easy to be assembled on the spot when installing a guide plate when installing it as a guide plate for outdoor installation, And an LED guide plate which can be used semi-permanently through the solar cell charging method for the power source necessary for the LED illumination.

As is well known, various kinds of sign boards and billboards are installed and used so as to be visible to people in accordance with the purpose required.

For example, a signboard for outdoor installation is mainly used for explaining and displaying the contents necessary for installation purpose such as information, advertisement, advertisement, instructions, , It does not need illumination in bright daytime, but it needs illumination to improve visibility in nighttime or low light conditions.

As such, when a signboard or a billboard using characters, figures, and pictures are formed, the visibility is poor due to not being conspicuous to a person under nighttime or in a dark illumination, so that light can be illuminated from outside, And a lighting device is installed on the display device.

In recent years, various information boards, billboards, display boards, and the like have been developed that can display a variety of information such as advertisement texts, advertisement texts, and publicity texts in the form of phrases or figures using LED lights, .

For example, Korean Utility Model Registration No. 0423832 (published on Aug. 11, 2006) discloses a technique related to an advertising apparatus using an acrylic panel.

As shown in FIGS. 1 and 2, the advertisement apparatus using an acrylic panel disclosed in the above prior art includes a transparent acrylic panel 10 having an advertisement text 11 engraved therein, And a fluorescent paint 12 having a predetermined color is arranged in the advertisement text 11 of the acrylic panel 10 And the illumination lamp 31 has a structure composed of a high-luminance LED that emits light of the same color as the fluorescent paint 12. [

At this time, a control unit for controlling power supply to the illumination lamp 31 mounted on the circuit board 30 is provided. In the control unit, the illumination lamp 31 is turned on / off at predetermined time intervals, The advertisement text 11 itself is turned on / off at the time of on / off of the advertisement text 11, thereby maximizing the advertisement effect.

In addition to the above prior arts, a technology related to a surface mount small advertisement device in which a light emitting diode is mounted is disclosed in Korean Utility Model Registration No. 0412079 (published on March 22, 2006), and as shown in FIGS. 3 and 4 A surface mount small advertisement device equipped with a light emitting diode (LED) is provided with a transparent acrylic plate (2) having a shape (3) or characters formed on its front side by cutting the transparent acrylic plate The light emitting device section 5 is provided via the frame 4 made of a metal and the regulating device 12 is provided separately from the outside to constitute the advertising device body 1. The structure of the advertising device body 1 includes a plurality of light emitting diodes The power supply connection jack 8 of the light emitting diode circuit board 7 is mounted on the frame cover plate 10 by soldering to the surface connection pattern of the light emitting diode circuit board 7, To the power supply connection line 11, A control circuit board 13 on which a semiconductor element 14 and a fuse 15 are mounted is incorporated in the adjusting device 12 which is connected to the external connection terminal 9, A color control lever 16 and a time control lever 17 are installed on the left and right sides of the control circuit board 13, respectively.

Through such a technique, a plurality of light emitting diodes sequentially emit light of various colors on a transparent acrylic plate 2 on which a figure 3 or a character is engraved, and the light emitting diodes are mounted by a surface mount device (SMD) It is easy to manufacture and can not only reduce the size but also be resistant to external vibration or impact, and can replace only the damaged portion, which is very practical and economical.

In addition, as disclosed in Korean Utility Model Registration No. 0370429 (Dec. 14, 2004), a technology related to an LED billboard using a solar cell is disclosed, and as shown in FIGS. 5 and 6, an LED billboard using a solar cell A conventional dust collecting plate 10 formed by connecting a plurality of solar panels 10a and constituting a case 10b to the outside and an ordinary charger 20 placed at one side of the dust collecting plate 10, And the LED lamp 43 is illuminated by applying a voltage to the LED lamp 43 inside the billboard 40 through the constant voltage circuit 30 at night.

The billboard 40 is provided with a plurality of LED lamps 43 connected to the grooves 41a formed in the inside of the case 41 formed with a C shape by electric wires, (42).

Accordingly, the LED billboard using the solar cell can produce electricity by itself using the solar cell compared to the conventional bulb and neon power consumption, so that the electricity cost can be minimized, the bulb can be used at low voltage, There is no danger and it can be used semi-permanently. It is disclosed that the effect of maximizing the advertisement effect can be expected because the unidirectional light emission effect by the LED lamp is significantly distant from the general fluorescent lamp or the neon.

In addition, techniques related to advertisement signs or advertising devices using LED illumination are disclosed in Korean Patent Publication No. 0996934 (issued on Nov. 26, 2010) and Korean Patent Registration No. 1031264 (issued on April 29, 2011) , And many other prior art documents have been disclosed.

As such, a guide board, an advertisement board, a display board (or a signboard) which can provide various types of information to the user such as guidance, publicity, instruction, attention, advertisement, And it is proposed to be used in various applications in various fields.

Korean Registered Utility Model No. 0423832 (Advisory: Acrylic panel advertising device) Korea Registered Utility Model No. 0412079 (Announcement, name: Surface mount small advertisement device equipped with light emitting diode) Korea Registered Utility Model No.0370429 (Notice on 2004.12.4, LED: Billboard with solar cell)

Therefore, the present invention requires a guide plate for outdoor installation so that the characteristics according to the purpose of installation of the guide plate or the display panel can be maximized and various types of information can be provided to the user such as guidance, publicity, instruction, And to provide a new type of signboard that can be used in various fields in the field of

That is, it is an object of the present invention to provide a guide plate which is easy to be assembled in the field during the installation of the LED guide plate, and can improve the visibility of the user by the LED illumination regardless of whether the LED guide plate is used or not, Which can be used semi-permanently through a solar cell charging system.

That is, according to the present invention, when the LED guide plate is installed, the transparent guide plate and the body case supporting the LED guide plate can be easily assembled through the fitting method to be easily assembled in the field, and once the transparent guide plate is fitted and assembled, It is installed outdoors when using the LED guide plate and automatically illuminates the LED when the illuminance of the space or installed space falls below the preset reference point, And the LED provided to the LED is charged in the daytime by the solar cell charging method and is provided at night so that the LED can be used semi-permanently according to the charging life of the rechargeable battery It has its purpose.

According to an aspect of the present invention, there is provided a light emitting device comprising: a transparent guide plate made of a transparent material through which LED light can be transmitted; a front case having the transparent guide plate fitted therein; Wherein a light guiding layer is formed at both lower ends of the transparent guide plate to block divergence of light along a rim surface and a transparent guide plate is inserted into the upper surface of the front case, And an inner mounting plate formed with a stopper insertion groove and a substrate insertion groove formed at a predetermined interval on the inner wall of the guide, The stopper insertion groove is formed to be in close contact with the case. An elastic stopper member for engaging with the engaging jaw in a direction opposite to the insertion direction of the transparent guide plate so as to prevent the release of the transparent guide plate in a direction opposite to insertion of the transparent guide plate is fitted and fitted to the substrate insertion groove, A power supply unit capable of supplying power to the LED, and a control board unit capable of controlling on / off of the LED, the LED guide plate being installed between the inner mounting plate and the rear case.

According to a preferred embodiment of the present invention, a front opening surface is formed on the front surface of the front case, and solar light is generated on the front mounting surface of the inner mounting plate exposed on the front opening surface, A cell module board is mounted, and a battery for storing electric energy generated in the solar cell module board is provided in the power supply unit.

According to the present invention, in the controller plate portion, the voltage of the electric energy generated in the solar cell module plate is sensed and compared with the predetermined amount of solar light according to the sensed voltage, And automatically controlling the state.

In addition, according to the present invention, it is preferable that a plurality of drainage holes for discharging moisture formed into the inside of the main body case or formed by condensation are formed at the bottom of the backside of the rear case.

According to the present invention, since the transparent guide plate can be inserted through the guide plate input port formed on the upper surface of the main body case when the LED guide plate is installed, it is very easy to assemble the transparent plate between the transparent case and the main body case. The elastic stopper member is fixed by the engagement of the elastic stopper member. Therefore, the elastic stopper member is not detached from the main body case unless the main body case itself is disassembled.

In addition, according to the present invention, when the LED indicator plate is used, the LED indicator light is automatically provided when the illuminance of the nighttime or installed space falls below a predetermined reference point, thereby enhancing the visibility of the UV- In addition, since the power supplied to the LED is supplied at night after being charged in the daytime by the solar cell charging method, the power can be used semi-permanently according to the battery life of the battery.

Particularly, the LED guide plate according to the present invention can be applied to a solar cell charging method when used for outdoor installation, and can be easily designed and modified using a battery or an external power supply method without using a solar cell charging method when used indoors Therefore, even when used indoors, various information such as advertisement texts, announcement texts, and promotional texts can be displayed in the form of phrases or graphics using LED lights, and the visibility can be enhanced.

FIG. 1 is an exploded perspective view showing an advertising device using an acrylic panel disclosed in Korean Utility Model Registration No. 0423832 according to the prior art. FIG.
2 is a cross-sectional view taken along the line II-II shown in Fig. 1 according to the prior art.
Fig. 3 is a view showing a configuration of a surface mount small advertisement device equipped with a light emitting diode disclosed in Korean Utility Model Registration No. 0412079 according to the prior art.
Fig. 4 is a side cross-sectional view schematically showing the configuration of a surface mounted small size advertisement device equipped with the light emitting diode shown in Fig. 3 according to the prior art; Fig.
5 is a schematic view of an LED billboard using a solar cell disclosed in Korean Utility Model Registration No. 0370429 according to the prior art.
6 is an exploded perspective view showing the structure of an LED billboard shown in FIG. 5 according to the related art.
7 is a perspective view showing an installation state of an LED indicator plate using a solar cell according to the present invention.
8 is a front perspective view showing an LED guide plate using a solar cell according to the invention.
9 is a rear perspective view showing an LED guide plate using a solar cell according to the present invention.
10 is an exploded perspective view of a front panel showing the configuration of an LED guide plate using a solar cell according to the present invention;
11 is a rear exploded perspective view showing a configuration of an LED guide plate using a solar cell according to the present invention.
FIG. 12 is an exploded perspective view showing a state before a transparent case is mounted on a body case of an LED guide plate using a solar cell according to the present invention. FIG.
13 is an exploded perspective view showing a state in which a transparent guide plate is fastened in an LED guide plate using a solar cell according to the present invention.

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

In order to explain the preferred embodiments of the present invention, the thicknesses of the lines and the sizes of the components shown in the attached drawings may be exaggerated or omitted for clarity and convenience of description, Terms to be given are terms defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator.

As shown in FIG. 7, the LED guide plate using the solar cell according to the present invention is mainly installed outdoors, and explains and displays necessary contents according to installation purpose such as a guide plate, an advertisement, a publicity plate, It is a signboard that can be used for various purposes.

As shown in FIGS. 8 and 9, the LED guide plate according to the present invention is divided into a transparent guide plate 100, a main body case 200 and a solar cell module plate 240 in appearance.

Here, the transparent guide plate 100 is formed of a transparent material through which LED light can be transmitted.

As the transparent material, a transparent synthetic resin material or a glass material is commonly used. As the transparent synthetic resin material, an acrylic plate, a polycarbonate plate, a polyethylene terephthalate plate or the like can be used. As the glass material, A transparent glass plate or the like may be used. However, considering the manufacturing processability, economical efficiency and ease of use, it is most preferable that a transparent acrylic plate is used as the transparent guide plate 100 of the present invention.

As shown in FIG. 7, a letter, a figure, a pattern, or a number can be formed in various forms according to the use purpose of the guide plate on the front face 101 or the front / rear face 101/103 of the transparent guide plate 100 In the preferred embodiment of the present invention, a method of printing and coating letters, figures, patterns or numbers on the rear surface 103 of the transparent guide board 100 through UV coating (or UV digital printing) is adopted.

In other words, when a print coating layer is formed on the transparent guide plate 100 with letters, pictures, patterns, or numbers using a fluorescent paint or the like through the UV coating, various colors can be implemented, It is possible to make a colorful and differentiated expression, which has the advantage that the visibility can be greatly improved.

Of course, in addition to the printing coating method using the UV coating, a variety of methods such as forming a letter, a figure, a pattern or a number in a scratch or an oblique shape, a silk screen printing, an air spraying method, It is obvious that it can be selectively adopted in consideration of the needs of the practitioner and various use conditions.

Particularly, according to a preferred embodiment of the present invention, the transparent guide plate 100 uses an acrylic plate having a substantially semicircular structure, and the lower ends of the transparent guide plate 100 are formed with a stopping jaw 110, And the seating jaw 120 are opposed to each other.

A light guiding layer (light guiding layer) is formed on the edge surface 102 of the transparent guide plate 100 so as to prevent divergence of the LED light in order to prevent the LED light from leaking desirable.

The light guiding layer may be formed by forming a painted layer painted with various colors of painted paint so as to reflect the light generated from the LED again to the center or by using a metal body selected from any one material such as aluminum, silver, nickel, A metal thin film layer formed by plating or plating, or taping with a paint tape may be used. However, in consideration of economical aspects and workability, the present invention requires consideration of the fact that an LED guide plate is installed outdoors and used for a long time In order to prevent the light guide layer from being easily peeled off in an external environment, a method of forming a painted layer painted with a paint is adopted.

The transparent guide plate 100 is preferably made of a single plate. However, the present invention is not limited thereto. For example, a plurality of plates may be used in a superimposed manner to engrave a guide letter or the like or insert a reflective film (or a reflective sheet) .

8 to 13, the LED guide plate of the present invention includes a main body case 200 for supporting and fixing the transparent guide plate 100. As shown in FIGS.

The main body case 200 includes a front case 210 and a rear case 220 that are assembled together.

The main body case 200 includes an inner mounting plate 230, a solar cell module board 240, an LED substrate 250, a power supply unit (not shown) 260, and the controller plate portion 270, and fixes them so as to have an organic arrangement relationship with each other.

A transparent guide plate 100 is inserted between the front case 210 and the rear case 220 and an inner mounting plate 230, a solar cell module plate 240, a LED substrate 250 The power supply unit 260, and the controller board 270 are inserted.

The front case 210 has a front opening 211 formed at its front surface and a guide plate insertion opening 201 through which a transparent guide plate 100 can be inserted from the outside.

The front case 210 has front and rear lower end boss holes 213 formed in the bottom edge of the front case 210, .

At this time, rear side fastening holes 222 are formed to be opposed to the front fastening boss holes 212 of the front case 210 at opposite side flange portions of the rear case 220 so as to be opposed to each other, The lower case bottom surface of the rear case 220 is formed with a rear lower end fastening hole 223 which can be engaged with the front lower end fastening boss hole 213 so as to be fastened and assembled.

The guide plate insertion opening 201 formed on the upper surface of the front case 210 is designed to be formed as an opening surface having the same width as the entire width of the transparent guide plate 100 as assembled with the rear case 220, The transparent guide plate 100 can be assembled and fixed by a simple and easy assembling operation through a fitting insertion method in which the transparent guide plate 100 is pushed into the guide plate inserting opening 201 in a state where the display case 210 and the rear case 220 are fastened and assembled.

The transparent guide plate 100 inserted into the guide plate inserting hole 201 is assembled once and assembled so as not to be detached from the body case 200 unless the front case 210 and the rear case 220 are separated from each other There is a need to design.

In the present invention, the elastic stopper member 235 is used as a means for firmly fixing the transparent guide plate 100 in a state where the transparent guide plate 100 is sandwiched. For the elastic stopper member 235, Will be described in more detail.

The inner mounting plate 230 is provided with an elastic stopper member 235 capable of supporting and fixing the transparent guide plate 100 while guiding insertion of the transparent guide plate 100. An LED is mounted on the transparent guide plate 100, The LED substrate 250 having the LEDs 251 can be installed to project light.

That is, the inner mounting plate 230 is disposed in close contact with the rear surface of the front case 210, and has the same width as the left and right widths of the inner circumferential surface of the front case 210.

At this time, the front surface of the inner mounting plate 230 is provided with an installation seating surface 231 exposed by the front opening surface 211 of the front case 210. The installation seating surface 231 is provided with sunlight And a solar cell module plate 240 for collecting and generating electrical energy is mounted.

Accordingly, the solar cell module board 240 installed on the installation seating surface 231 can collect sunlight irradiated from the sun in a state exposed to the outside.

A guide inner wall 232 having a predetermined thickness perpendicular to the left and right side edge surfaces is formed on the back surface of the installation seating surface 231 of the inner mounting plate 230 so as to be opposed to the left and right sides. A stopper insertion groove 237 is formed in the left and right opposite to the stopper insertion groove 237 so that the stopper member 235 can be assembled and fixed in a state of being inserted and inserted into the stopper member 235. In the lower guide inner wall 230 of the stopper insertion groove 237, And a substrate insertion groove 233 which can be assembled and fixed by inserting the insertion hole 250 is formed to be opposed to the left and right.

At this time, the elastic stopper member 235 to be inserted into the stopper insertion groove 237 has a stopper function for preventing the transparent guide plate 100, which is inserted and inserted into the guide plate insertion opening 201, The elastic stopper member 235 is bent in a knot shape at the upper end portion opposite to the shape of the stopper insertion groove 237 formed in the shape of a knurling on the guide inner wall 232, A leaf spring having a folded shape in the form of a lattice is used so as to be brought into surface contact with the engagement protrusion 110 of the transparent guide plate 100 at the lowermost end thereof after being bent downwardly.

Therefore, when the elastic stopper member 235 is inserted into the stopper insertion groove 237, the elastic stopper member 235 is assembled and arranged in a structure in which the elastic stopper member 235 is protruded downwardly along the guide inner wall 232.

In addition, the bottom end of the guide inner wall 232 of the inner mounting plate 230 is formed with a stepped support plate having right and left ends connected to each other, and a plurality of support tails formed on the support plate horizontally along the left and right substrate insertion grooves 233 Thereby firmly supporting the LED substrate 250 to be inserted.

In particular, the guide inner wall 232 protruding vertically from the left and right sides of the back surface of the inner mounting plate 230 can be guided so that the left and right gaps thereof are in close contact with the left and right engaging jaws 110 formed on the lower edge surface of the transparent guide plate 100 When the transparent guide plate 100 is pushed by the guide plate inserting opening 201, the engaging protrusion 110 of the transparent guide plate 100 is guided and inserted along the guide inner wall 232 .

13, when the engaging jaw 110 of the transparent guide plate 100 is inserted along the guide inner wall 232, the elasticity of the elasticity The stopper member 235 is pressed against the guide inner wall 232 so that the elastic stopper member 235 is elastically restored by its own elastic force and arranged in tight contact with the guide inner wall 232, When the guide plate 100 is completely inserted along the guide inner wall 232, the void space formed between the engagement protrusion 110 of the transparent guide plate 100 and the seating protrusion 120, The stopper member 235 is resiliently restored so that the end of the elastic stopper member 235 is engaged with the engagement protrusion 110 of the transparent guide plate 100. At this time, Is in close contact with the upper end surface of the guide inner wall 232 We are to be tinted.

The transparent guide plate 100 is inserted into the guide plate insertion opening 201 so that the end curved surface of the elastic stopper member 235 and the engagement protrusion 110 of the transparent guide plate 100 are engaged with each other, The elastic stopper member 235 prevents the elastic force of the elastic stopper member 235 from moving in the direction of insertion of the transparent case 100 in the direction opposite to the insertion direction of the transparent guide plate 100 until the front case 210 and the rear case 220 are separated from each other. .

The LED substrate 250 is inserted into the substrate insertion groove 233 of the internal mounting plate 230 and horizontally disposed on the bottom surface of the transparent guide plate 100, The illumination light is projected toward the transparent guide plate 100 through the LED 251 and is supplied.

The LED substrate 250 is printed or mounted with an electric circuit for supplying electric power to the LED 251 and is electrically connected to the power supply unit 260 and the controller plate 270, have.

The power supply unit 260 is a power supply unit for supplying power to the LED 251. The controller board 270 is a control unit for controlling whether the power supply to the LED 251 is on or off. The configuration of the supply unit 260 and the controller plate 270 is a generalized technology that is already used widely, and a detailed description thereof will be omitted.

For example, the power supply unit 260 may be a power supply unit such as a battery, or may be provided with a power outlet so that the power supply unit 260 can be connected to an external power supply. In addition, the controller board 270 may be implemented in the form of a CPU chip on a PCB substrate (not shown) or may be implemented in software.

According to a preferred embodiment of the present invention, a space for partitioning the power supply unit 260 and the controller plate 270 is provided in the rear case 220, And the power supply unit 260 and the controller plate unit 270 are disposed between the rear case 220 and have an organic connection relationship.

According to a preferred embodiment of the present invention, the power supply unit 260 is configured to supply power to the LEDs 251 in consideration of an LED guide plate installed outside the room, So that it can be used without external power supply.

To this end, as shown in the accompanying drawings, a solar cell module plate 240 capable of collecting sunlight to generate electric energy (i.e., electric power) is disposed on the front opening surface 211 of the front case 210 It has installation.

Since the solar cell module board 240 is already widely used and widely used widely, a detailed description of its structure will be omitted.

When the solar cell module plate 240 is applied to the LED guide plate as described above, the power supply unit 260 is provided with a battery (not shown) capable of charging (or accumulating) the electric energy generated in the solar cell module board 240 during the day The electric energy stored (or charged) in the battery 261 during the day is supplied to the LED 251 at night so as to illuminate the LED illumination. The visibility of the guidance text is enhanced.

At this time, the controller plate unit 270 stores the electric energy produced in the solar cell module board 240 on the battery 261 of the power supply unit 260 based on the sensed voltage generated in the solar cell module board 240 Or directly to the LED 251 if necessary.

The substrate controller 270 is provided with an inverter (not shown), which is a power converter, if necessary, to convert the direct current into alternating current, so that it is generated in the solar cell module board 240 and is supplied to the battery 261 It is of course possible to convert the discharging power of the storage battery 261 during the supply of the stored electric energy to the LEDs 251 so as to be used as a commercial power source.

According to the present invention, when the semi-permanent power supply method using the solar cell module board 240 is applied, whether or not the LED 251 is illuminated is automatically detected by the controller plate unit 270 according to the illuminance around the LED indicator plate. Can be configured.

That is, the controller plate unit 270 senses the voltage of the electric energy generated in the solar cell module board 240, and determines the lighting level of the predetermined sun based on the sensed voltage (for example, And the amount of voltage generated by the solar cell module board 240 when the voltage is 100 lux is previously determined and set as a comparison reference value to the controller board 270, The controller 270 may control the ON / OFF state of the LED 251 in the controller board 270 automatically.

When the voltage of the electric energy sensed by the controller plate unit 270 is less than the reference amount, the controller board unit 270 recognizes that the ambient environment is dark even at night or during the day, and the power stored in the battery 261 is supplied to the LED 251 As shown in FIG.

As described above, in the LED guide plate of the present invention, the illumination by the LED 251 can be stably supplied with power according to the illumination of the periphery of the guide plate regardless of the day or night, so that the visibility of the LED guide plate can be enhanced .

Of course, in addition to the program method of detecting whether the voltage is collected and generated in the solar cell module board 240 in the controller board 270 and controlling whether the LED 251 is turned on or off by comparing the sensed signals, Equipment such as an illumination sensor may be used.

That is, the illuminance sensor is provided on one side of the controller plate unit 270 or the solar cell module plate 240 to detect the illuminance around the LED guide plate, thereby determining whether the main or night is illuminated, The on / off state of the illumination of the LED 251 can be automatically controlled.

In addition, in addition to the illumination sensor, a timer may be provided as the case may be, and the controller board 270 may control whether the power is directly supplied or not according to the time set by the user.

In the meantime, the LED guide plate according to the present invention is applied to the solar cell charging method when used for outdoor installation and is not specifically shown in the accompanying drawings when it is used for indoor use. However, It may be possible to use a simple design modification and supply method.

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 by way of limitation, It will be understood that various modifications may be made by those skilled in the art without departing from the scope of the appended claims.

100: transparent guide plate 101: front surface of the guide plate
102: rim surface of the guide plate 110:
120: seating chin 200: body case
201: guide plate inserting port 210: front case
211: front opening surface 220: rear case
221: Mounting base assembly 225:
230: Inner mounting plate 231: Mounting mounting surface
232: guide inner wall 233: substrate insertion groove
235: elastic stopper member 237: stopper insertion groove
240: Solar cell module plate 250: LED substrate
251: LED 260: Power supply
261: storage battery 270:

Claims (4)

A transparent case 100 made of a transparent material through which LED lights can be transmitted, a front case 210 in which the transparent guide plate 100 is fitted, and a rear case 220 coupled to the transparent case 100. [ 200), comprising:
A transparent guide plate 100 is formed on the upper surface of the front case 100. The light guide layer 100 is formed on both sides of the transparent guide plate 100. The light guide layer 100 is formed on the upper surface of the transparent case 100, A guide inner wall 232 is formed so as to be opposed to the inner side of the guide plate inserting hole 201 in the body case 200 and the inner wall of the guide inner wall 232, An inner mounting plate 230 having a stopper insertion groove 237 and a substrate insertion groove 233 formed at predetermined intervals is disposed in close contact with the front case 210 and the stopper insertion groove 237 is formed in a transparent An elastic stopper member 235 which is engaged with the engaging jaw 110 of the guide plate 100 so as to be opposed to the transparent guide plate 100 in a direction opposite to insertion of the transparent guide plate 100 is fitted and fitted into the substrate insertion groove 233, A plurality of LEDs 251 A power supply unit 260 capable of supplying power to the LED 251 and a controller board 270 capable of controlling ON / OFF of the LED 251 are installed horizontally, And is installed between the inner mounting plate (230) and the rear case (220).
The method according to claim 1,
A front opening face 211 is formed on the front face of the front case 210 and sunlight is collected on the mounting face 231 of the internal mounting plate 230 exposed to the front opening face 211, And a battery 261 for storing the electric energy generated by the solar cell module board 240 is provided in the power supply unit 260. The LED cell module according to claim 1,
3. The method of claim 2,
The controller plate unit 270 senses the voltage of the electric energy generated in the solar cell module board 240 and compares the measured voltage with the predetermined amount of sunlight according to the sensed voltage, Off state of the light emitting diode (LED).
4. The method according to any one of claims 1 to 3,
Wherein a plurality of drain holes (225) for discharging the moisture formed into the inside of the main body case (200) are formed at the bottom of the rear surface of the rear case (220).

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