KR20200085131A - Slim typed led lighting - Google Patents

Abstract

The present invention provides a slim typed LED lighting, in which since a main body is manufactured in a container shape, an LED module is mounted on the side wall of the main body, a light guide plate and a diffusion plate are sequentially inserted into the inside thereof, and then a flange formed protruding from the edge of the side wall can be folded and fixed, thereby being capable of not only making the overall thickness of the lighting be made thin, but also preventing glare. In particular, the present invention provides the slim typed LED lighting which is formed by coating a reflective plate on the main body, so that the overall thickness of the lighting is reduced while increasing an effect of reflection. In addition, the present invention provides the slim typed LED lighting which allows the main body to be made of a metal plate, so that sufficient structural rigidity can not only be obtained, but also the present invention is easily and conveniently manufactured at low costs while the thickness of the lighting is made thin.

Description

Slim type LED lighting {SLIM TYPED LED LIGHTING}

The present invention relates to a slim type LED lighting, and more specifically, a reflector is formed on the main body, and a light guide plate and a diffuser plate are sequentially stacked in a space surrounded by LED modules mounted on the side walls, so that they are not separated from the bent portions formed on the side walls. Since it is configured, it is possible to not only make the thickness of the light thin, but also to prevent glare through the light guide plate.

In general, LED lights have been used a lot in recent years because they have low power consumption, long life, can eliminate eye fatigue, and can prevent skin damage or color fading of furniture. Such LED lighting, as described below (Patent Documents 1) to (Patent Documents 3), is produced in a long form in the form of a strip or a variety of flat plates.

(Patent Document 1) Korean Registered Patent No. 1805712

Relate to a flat panel lighting device having an LED and the light guide plate adhesion structure, the flat panel lighting device having an LED and the light guide plate adhesion structure, the LED module is a light guide plate for illuminating light in a side edge type (side edge type); A reflection member provided on the back of the light guide plate and reflecting light entering the light guide plate; A diffusion plate provided on the front of the light guide plate and transmitting light entering the light guide plate; A frame preventing flow of the light guide plate, the reflecting member, and the diffusion plate; And a stretching member interposed between the LED module and the frame to expand and contract when thermally expanding the light guide plate. According to the present invention, regardless of the size of the lighting device, the same number of expansion and contraction members are applied to achieve uniformity of work, and when thermal expansion of the light guide plate, the rate of increase in contact pressure between the LED and the light guide plate is suppressed, and excessive heat conduction to the LED is suppressed. It is possible to provide a flat panel lighting device having an LED-to-light guide plate adhesion structure that is configured to prevent light leakage without painting a black surface on the end surface or attaching a light-shielding sheet.

(Patent Document 2) Korean Registered Patent No. 1808082

An LED flat lighting device having a structure for preventing light leakage, wherein the LED module is a light guide plate that shines light in a side edge type; A reflection member provided on the back of the light guide plate and reflecting light entering the light guide plate; A diffusion plate provided on the front of the light guide plate and transmitting light entering the light guide plate; It includes a light guide plate, a reflecting member and a frame for preventing the flow of the diffusion plate, the frame, characterized in that the anti-glare portion protruding toward the light guide plate between the LED module and the diffusion plate is formed. According to the present invention, light is prevented without painting a black color or attaching a light-shielding sheet to the end of the diffusion plate, and the same number of expansion and contraction members are applied regardless of the size of the lighting device to achieve unity of work and thermal expansion of the light guide plate. It is possible to provide an LED flat lighting device having an anti-glare structure made to suppress excessive heat conduction to the LED by lowering the rate of increase in the contact pressure between the LED and the light guide plate.

(Patent Document 3) Korean Patent Publication No. 10-2018-0137373

It relates to an LED array strip-shaped board for an edge LED area light-emitting device, and an LED protection chip wiring pattern is formed on the strip-shaped substrate together with the LED wiring pattern to be electrically insulated from the LED wiring pattern, and LEDs are mounted on the LED wiring pattern. In addition, the LED protection chip wiring pattern is characterized in that the LED protection chip is mounted on the substrate to protrude more than the LED by mounting a thicker LED protection chip than the LED.

However, such a conventional LED lighting has the following problems.

(1) Since the LED module for irradiating light, the light guide plate, the reflector, and the diffuser plate must be fixed or combined organically with each other, the overall thickness of the conventional LED lighting becomes thicker.

(2) This takes a long time to manufacture a conventional LED light, which decreases productivity.

(3) In addition, as the thickness of the LED light becomes thicker, when the light is mounted, the LED light pops out from the ceiling or wall, causing a feeling of heterogeneity.

(4) On the other hand, since the components of the LED module, the light guide plate, the reflector, and the diffuser plate must be separately assembled, a certain degree of proficiency is also required to assemble.

Korean Registered Patent No. 1805712 (Registration Date: 2017.11.30) Korean Registered Patent No. 1808082 (Registration Date: 2017.12.06) Korean Patent Publication No. 10-2018-0137373 (Publication Date: 2018.12.27)

The present invention takes this point into consideration, manufactures a body in a container shape, mounts an LED module on the side wall of the main body, inserts a light guide plate and a diffusion plate one after another, and then breaks and fixes the flange formed to protrude on the edge of the side wall. Since it is configured to be possible, the object is to provide a slim type LED light that can not only make the overall thickness of the light thin, but also prevent glare.

Particularly, the present invention has another object to provide a slim type LED light that can be manufactured by thinning the entire thickness of the light while increasing the reflection effect while forming a reflective plate on the main body.

In addition, the present invention is made of a metal plate of the main body, so that it is possible to obtain a sufficient structural rigidity while making the thickness of the light thin, as well as to provide an inexpensive, easy and convenient to produce a slim type LED lighting is another object. have.

Slim LED lighting according to the present invention for achieving this purpose is made of a container shape, the side wall 110 formed by bending the edge, the LED module 120 mounted on the inner surface of the side wall 110, on the inner surface The formed reflector 130, and the main body 100 including at least two flanges 140 formed by protruding a part from the outer edge of the side wall 110; A light guide plate 200 mounted in a space surrounded by the LED module 120 to uniformly disperse the light irradiated from the LED module 120; A diffusion plate 300 mounted on the light guide plate 200 and bent so as not to deviate from the main body 100 together with the frit light guide plate 200 by folding the flange 140; And a frame 400 made of a lattice shape and supported and fixed so as not to deviate from the edges of the main body 100.

Particularly, the side wall 110 is formed to be bent perpendicular to the surface of the main body 100.

In addition, the reflector 130 is characterized in that the body 100 is coated.

And the main body 100 is characterized in that it is made of a square plate shape.

Finally, the main body 100 is characterized in that it is made of a metal plate.

The slim LED lighting according to the present invention is as follows.

(1) Since the reflector, the light guide plate, and the diffusion plate are sequentially fixed in the body, the body thickness can be made thin. Accordingly, the lighting including the main body can be manufactured slim.

(2) In particular, since the thickness of the main body is configured to accommodate the LED module, the lighting according to the present invention can be made more slim and the manufacturing cost can be reduced.

(3) In addition, since the main body is made of a metal plate, it is possible to easily and conveniently produce the thickness of the entire body even if it is composed of multiple layers as described above, thereby increasing assembly efficiency.

(4) On the other hand, since the reflective plate is configured to be coated on the main body to perform a reflective action, the entire body can be made thinner.

(5) In addition, since the light irradiated from the LED module is configured to diffuse through the light guide plate, the LED light is not directly transmitted and thus glare can be prevented.

1 is a perspective view showing a slim LED light showing the assembled state according to the present invention.
2 is an enlarged cross-sectional view to show a combined state of a slim LED light according to the present invention.
3 is an enlarged perspective view to show the configuration of the main body according to the present invention.
4 to 6 are enlarged cross-sectional views sequentially showing an assembly process of a slim LED light according to the present invention.

Hereinafter, preferred embodiments of the present invention will be described in more detail with reference to the accompanying drawings. Prior to this, the terms or words used in the specification and claims should not be interpreted as being limited to ordinary or dictionary meanings, and the inventor may appropriately define the concept of terms in order to describe his or her invention in the best way. According to the principle that it can be interpreted as a meaning and a concept consistent with the technical idea of the present invention.

Therefore, the configuration shown in the embodiments and drawings described in this specification is only one of the most preferred embodiments of the present invention and does not represent all of the technical spirit of the present invention, and various equivalents that can replace them at the time of this application It should be understood that there may be and variations.

(Configuration)

The slim LED lighting according to the present invention includes a main body 100, a light guide plate 200, a diffusion plate 300, and a frame 400, as shown in [FIG. 1] to [FIG. 6].

In particular, the main body 100 is mounted to the LED module 120 on the side wall 110 in the shape of a container, and the light guide plate 200 and the diffusion plate 300 are sequentially stacked in a space surrounded by these LED modules 120 to form a flange ( 140) is folded and is integrally formed with the main body 100, so that the overall thickness of the combined main body 100 is made thin so that lighting can be made slim.

In addition, since the main body 100 is manufactured using a metal plate, it is possible to make the lighting produced in this way more slim.

On the other hand, the main body 100 comprises a reflector 130 on the inner surface, but is constructed by coating on the bottom of the main body 100, so that it is possible to manufacture the thickness of the entire light while increasing the reflection effect.

In addition, the light guide plate 200 is to uniformly distribute the light irradiated from the LED module 120 over the entire area to prevent glare. At this time, the LED module 120 is configured to irradiate light from the side of the light guide plate 200 while mounted on the side wall 110, so that the light irradiated from the LED module 120 is not directly irradiated to the outside. It made it possible to obtain a lighting effect.

Hereinafter, this configuration will be described in more detail with reference to the accompanying drawings.

<body>

The main body 100 is formed in a container shape, as shown in [FIG. 1] to [FIG. 3], but includes a side wall 110, an LED module 120, a reflector 130, and at least two flanges 140. .

Sidewall

The side wall 110, as shown in [Fig. 2] to [Fig. 4], breaks the edge of the main body 100 to form the side wall 110. In this case, the side wall 110 is formed to have a width sufficient to mount the LED module 120 on the inner surface, so that the entire thickness of the lighting according to the present invention can be made thin.

In a preferred embodiment of the present invention, the side wall 110 may be formed over the entire edge of the body 100, or may be partially formed. This is to make it possible to configure any shape as long as it can fix the light guide plate 200 and the diffusion plate 300 through the flange 140 protruding from the side wall 110.

In addition, in a preferred embodiment of the present invention, it is preferable that the side wall 110 is formed by bending perpendicularly to the main body 100. This is to allow the light irradiated from the LED module 120 mounted on the side wall 100 to be transmitted in the direction of the side surface of the light guide plate 200 to prevent glare and to function indirectly.

LED module

The LED module 120 is mounted on the inner surface of the side wall 110 described above, as shown in FIGS. 2 to 4. At this time, since the LED module 120 is irradiated with light in a straight line, it is preferable to arrange the LED modules 120 so that they can be irradiated in opposite directions.

This, the light irradiated from the LED module 120 manufactured by a conventional technology having a straight line is irradiated to the side of the light guide plate 200 to be described later, and the light is uniformly dispersed throughout the conductive plate 200 to make it glare and indirect. This is to make it function like a light.

The LED module 120 is installed on the sidewall 110 facing the side surface of the light guide plate 200, which will be described later, as shown in FIGS. 2 and 4, and the irradiated light passes through the side surface of the light guide plate 200. To be irradiated.

In a preferred embodiment of the present invention, the LED module 120 may be used by arranging in multiple rows, but most preferably, by using the arrangement in one row, the entire thickness of the main body 100 can be manufactured as thin and slim as possible. It is desirable to configure. Of course, any one of those skilled in the art to which the present invention pertains will readily recognize that the LED module 120 can be arranged in two or more rows unless the entire thickness of the main body 100 is thickened.

Reflector

The reflector 130 is configured on the inner surface of the main body 100, as shown in FIG. 2 to FIG. 4. At this time, the reflective plate 130 is configured to reflect the light irradiated from the LED module 120 while passing through the light guide plate 200, which will be described later, to face the diffusion plate 300.

In a preferred embodiment of the present invention, the reflective plate 130 may be any material that can reflect light leaking from the light guide plate 200 toward the diffusion plate 300.

In particular, in a preferred embodiment of the present invention, the reflector 130 is, as shown in [Fig. 2] and [Fig. 4], coated on the bottom of the main body 100 to obtain a reflection effect and at the same time according to the present invention It is desirable to configure such that the overall thickness of the lighting can be minimized.

flange

The flange 140 is formed by protruding a portion of the outer edge of the side wall 110 described above, as shown in FIGS. 2 and 4.

In particular, the flange 140, as shown in [Fig. 4] to [Fig. 6], after placing the light guide plate 200 and the diffusion plate 300 in a space surrounded by the above-described LED module 120, and then, this flange Used to fix (140).

Thus, by forming at least two of the flanges 140 at the edge of the side wall 110, it is possible to prevent the light guide plate 200 and the diffusion plate 300 from moving or leaving the body 100. The flange 140 should be installed in consideration of the edge lengths of the light guide plate 200 and the diffuser plate 300. Anyone skilled in the art to which the present invention pertains will readily recognize.

On the other hand, in a preferred embodiment of the present invention, the main body 100 may be manufactured in various forms of the size and shape of the lighting, most preferably, it is preferable to produce a rectangular plate shape.

Particularly, in the preferred embodiment of the present invention, since the main body 100 is made of a metal plate material, sufficient rigidity can be obtained while the thickness of the main body manufactured in the shape of a container is made thin.

<Light Guide Plate>

The light guide plate 200 is mounted inside the main body 100 described above, as shown in FIGS. 2 to 4. At this time, the light guide plate 200 is mounted so that the light irradiated to the LED module 120 can be irradiated through the side surface of the light guide plate 200 while being placed on the reflector plate 130.

The light guide plate 300 allows light irradiated to the side to spread evenly over the entire light guide plate 200 to obtain uniform illumination, and also prevents direct light from being directly irradiated by LED light having directivity, thereby preventing glare. .

The light guide plate 300 may be used as long as it is used in the technical field to which the present invention pertains. As shown in FIG. 2, when inserted into and mounted in the main body 100, it becomes the same height as the LED module 120. It is preferable that all light irradiated from the LED module 120 by installation is configured to pass through the light guide plate 300.

< Diffuser >

The diffusion plate 300 is mounted on the light guide plate 200 described above, as shown in FIGS. 2 and 4. At this time, the diffusion plate 300 is preferably manufactured so that the assembly thickness of the main body 100 according to the present invention is no longer thickened by making it so thick that it does not protrude out of the container-shaped main body 100.

The diffusion plate 300, as shown in [Fig. 4] to [Fig. 6], is manufactured by a conventional technique for transmitting light transmitted through the light guide plate 200 out of the lighting according to the present invention. It uses the one produced by the ordinary technique used in the technical field. The diffusion plate 300 may be made of a transparent material, or may be made of a translucent material.

The diffusion plate 300, as shown in [Fig. 4] to [Fig. 6], with the light guide plate 200 described above, is inserted into the main body 100, and the flange 140 is bent and fixed in close contact with the body. It is fixed integrally to (100).

<frame>

The frame 400 is configured to obtain a finishing effect and a sense of beauty while enclosing the circumference of the main body 100 described above, as shown in FIGS. 1 to 6.

Such a frame 400, as shown in [Fig. 2] and [Fig. 6], is manufactured in a lattice form so that the above-described main body 100 can be inserted and fixed, but is preferably formed in a tucked shape inside. This is to ensure that the body 100 is inserted into the frame 400 so that the side that is inserted does not fall out.

In addition, to the frame 400, as shown in FIG. 6(b), the main body 100 inserted into the frame 400 is fixed with fixing means 410 so as not to escape. Here, the fixing means 410 may be made in the form of a stopper mounted on one side so as to be rotatable on the frame 400, or may be fixed in various forms such as a stopper for fixing the frame 400 and the body 100, respectively.

The present invention made as described above, since the LED module, the reflector, the light guide plate and the diffuser plate are fixedly installed on the main body at once, the structure can be easily and quickly assembled, and in particular, the thickness can be increased by assembling in the form of one module. Not only can it be made slim by thinning, but also an anti-glare effect can be obtained.

100: main body
110: sidewall
120: LED module
130: reflector
140: flange
200: light guide plate
300: diffuser plate
400: frame
410: fixing means

Claims (5)

Made of a container shape, the side wall 110 formed by bending the edge, the LED module 120 mounted on the inner surface of the side wall 110, the reflector 130 formed on the inner surface, and the outside of the side wall 110 A body 100 including at least two flanges 140 formed by protruding a part from the side edge;
A light guide plate 200 mounted in a space surrounded by the LED module 120 to uniformly disperse the light emitted from the LED module 120;
A diffusion plate 300 mounted on the light guide plate 200 and bent so as not to depart from the main body 100 together with the light guide plate 200 by folding the flange 140; And
It is made of a lattice shape, the edge of the main body 100, the frame 400 to support and fix so as not to deviate; slim LED lighting comprising a.
In claim 1,
The side wall 110,
Slim type LED lighting, characterized in that the main body 100 is bent vertically on the surface.
In claim 1,
The reflector 130,
Slim type LED lighting, characterized in that coated on the body (100).
In any one of claims 1 to 3,
The main body 100,
Slim type LED lighting characterized by consisting of a square plate shape.
In claim 4,
The main body 100,
Slim LED lighting characterized by being made of metal plate.

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