WO2015102182A1

WO2015102182A1 - Led lighting device

Info

Publication number: WO2015102182A1
Application number: PCT/KR2014/005597
Authority: WO
Inventors: 김상옥; 김병오; 김동식
Original assignee: ㈜유양디앤유
Priority date: 2014-01-02
Filing date: 2014-06-24
Publication date: 2015-07-09
Also published as: KR20150080872A; KR101545689B1

Abstract

An embodiment of the present invention relates to an LED lighting device and, more specifically, relates to an LED lighting device having a diffusion plate arranged in various manners using one or more housings. The lighting device, according to the embodiment of the present invention, can have various shapes and structures according to installation places and applications through a method of coupling one or more housings.

Description

LED lighting

Embodiments of the present invention relate to an LED lighting device, and more particularly, to an LED lighting device having various arrangements of diffuser plates using one or a plurality of housings.

The contents described in this section merely provide background information on the embodiments of the present invention and do not constitute a prior art.

In general, lighting devices are widely used in stores and showcases as well as living environment, such as houses, buildings and workplaces.

However, such a lighting device has a problem of occupying a large installation space because the lamp applied thereto consumes not only excessive power but also its size is large.

Accordingly, the development of lighting devices using LEDs (Light Emitting Diodes) that can minimize the space occupied with higher luminous efficiency is being actively made.

Compared with conventional light sources, these LEDs are not only compact and have a long lifespan, but also have low power consumption due to the direct conversion of electrical energy to light energy, which provides excellent energy efficiency and high-speed response characteristics. Will be.

However, since the glare is very severe due to the direct characteristic of light being 'pointed' at one point, the LED is used for special lighting in the exhibition hall or the headlight of the vehicle as it damages eyesight. there was.

In order to solve this problem, a lighting device that allows direct or indirect lighting to be achieved by installing a diffuser plate for diffusing light emitted from an LED on a path where light is radiated or near a path where light is radiated. It is being released.

However, the conventional direct or indirect lighting device using the LED structure having such a structure is a so-called emotional lighting, even though it is necessary to modify the structure according to the use place and use, there is a problem that such a structure is difficult to change.

In particular, when the operator changes the design of the lighting device according to the installation location or the use of the lighting device, there is a problem of causing economic loss due to failure to secure direct or indirect lighting functions, and incurs separate installation time and design cost. there is a problem. In addition, there is a problem that the installation work is inconvenient and takes a lot of time for construction.

Accordingly, an embodiment according to the present invention, which is devised to solve the above problems, an object of the present invention is to combine one or several housings can take a variety of forms and structures according to the function of the lighting In providing an illumination device.

The technical problem to be achieved by the present invention is not limited to the technical problem mentioned above, and other technical problems not mentioned above may be clearly understood by those skilled in the art from the following description. will be.

Illumination apparatus according to an embodiment of the present invention for achieving the above object is supplied with power, may include an LED light source for irradiating light in one direction.

In addition, it may include a diffusion plate for diffusing the light.

And two or more housings having a bottom surface, a pair of side surfaces protruding in one direction from the bottom surface, and a diffusion plate mounting portion formed at each end of the pair of side surfaces.

Here, the diffusion plate mounting portion is an inner diffusion plate mounting portion for the diffusion plate is installed between the pair of side, and an external diffusion plate mounting portion for allowing the diffusion plate is installed between one and the other of the two or more housings. It may include.

The inner diffusion plate mounting portion may include a protrusion protruding from the inner surface of the pair of side surfaces.

The external diffusion plate mounting portion includes a first external diffusion plate mounting portion for allowing the diffusion plate to be installed in the same direction as the protrusion direction in which the pair of side surfaces protrude, and a second external diffusion for installing the diffusion plate in a direction different from the protrusion direction. It may include a plate mounting portion.

The first or second external diffusion plate mounting unit may include a support for supporting the diffusion plate and a movement restraint for restraining the left and right movement of the diffusion plate.

The first external diffusion plate mounting portion may include a protruding surface protruding inwardly at intervals from an end of the pair of side surfaces, and a locking surface connecting the end and the protruding surface. In this case, the diffusion plate may be installed in contact with the protruding surface and the locking surface.

The second outer diffusion plate mounting portion may include a recess formed in the outer surface of the pair of side surfaces. In this case, the diffusion plate may be fitted into the groove.

The lighting apparatus according to another embodiment of the present invention may include an LED light source that is supplied with power and irradiates light in one direction.

In addition, it may include a diffusion plate for diffusing the light.

The apparatus may further include a housing having a bottom surface, a pair of side surfaces protruding in one direction from the bottom surface, and a diffusion plate mounting portion on which the diffusion plate is installed at each end of the pair of side surfaces.

Here, the diffusion plate mounting portion includes a first bent portion bent inwardly from the edge side of the pair of side surfaces, and a second surface bent in a direction opposite to the direction in which the bottom plate is positioned, the first surface extending from the first bent portion. The bent portion, the third bent portion of the second surface extending from the second bent portion is bent outward, and the third surface extended from the third bent portion may have a fourth bent portion bent in the opposite direction. have.

A plurality of heat dissipation fins may be formed to protrude along the longitudinal direction on the outer surface of the bottom surface.

The LED light source may be installed between the pair of side surfaces or between the housing and the housing.

The diffusion plate mounting portion may include a protrusion formed to protrude inwardly from the second surface.

The protrusion may be formed at a position where the third bent portion is formed.

The diffusion plate mounting portion includes a fourth surface extending from the fourth bent portion, wherein the thickness of the fourth surface may be thicker than the thickness of the pair of side surfaces.

As described above, the lighting apparatus according to an embodiment of the present invention may have various shapes and structures according to the installation place and the installation use of the lighting in the form of combining one or several housings.

In addition, the effect of the present invention has a variety of effects, such as having excellent durability according to the embodiment, such effects can be clearly seen in the description of the embodiments described later.

1 shows a lighting apparatus according to an embodiment of the present invention.

2 and 3 show a second embodiment of the present invention. 2 shows a case where the LED light source is installed inside the housing. 3 shows a case where the LED light source is installed outside the housing.

4 shows a fourth embodiment of the present invention.

Figure 5 shows the shape of the bracket fixedly connecting the housing and the housing.

FIG. 6 illustrates a state in which four housings are formed in a rectangular shape by the bracket of FIG. 5.

7 shows a first connection embodiment and a second connection embodiment in which the housing and the housing are vertically connected by the bracket.

8 shows a third connection embodiment and a fourth connection embodiment in which the housing and the housing are vertically connected by the bracket.

Hereinafter, an embodiment of the present invention will be described in detail through exemplary drawings. However, this is not intended to limit the scope of the invention.

In adding reference numerals to the components of each drawing, it should be noted that the same reference numerals are assigned to the same components as much as possible even though they are shown in different drawings. In addition, in describing the present invention, when it is determined that the detailed description of the related well-known configuration or function may obscure the gist of the present invention, the detailed description thereof will be omitted.

In addition, the size or shape of the components shown in the drawings may be exaggerated for clarity and convenience of description. In addition, terms that are specifically defined in consideration of the configuration and operation of the present invention are only for describing the embodiments of the present invention, and do not limit the scope of the present invention.

First, a lighting apparatus according to an embodiment of the present invention will be described.

Lighting device 1 according to an embodiment of the present invention is supplied with power, LED light source 20 for irradiating light in one direction; A diffusion plate 30 for diffusing the light; And a bottom surface 11, a pair of side surfaces 12 protruding in one direction from the bottom surface 11, and a diffusion plate mounting portion 40 formed at each end of each of the pair of side surfaces 12. It includes two or more housings 10;

The diffusion plate mounting portion 40 may include an internal diffusion plate mounting portion 41 for allowing the diffusion plate 30 to be installed between the pair of side surfaces 12, and one of the two or more housings 10. It may be configured to include an external diffusion plate mounting portion 40 to allow the diffusion plate 30 is installed between the other.

Here, the inner diffusion plate mounting portion 41 may include a protrusion 41 protruding from the inner surface of the pair of side surfaces 12. The diffusion plate 30 may be installed by being caught on one surface of each of the protrusions 41. According to the exemplary embodiment, the protrusion part 41 may be formed of three surfaces, and the diffusion plate 30 may be installed in contact with the engaging surface 41a facing the bottom surface 11 of the three surfaces. . This surface may correspond to the supporting

portions

41a, 42a, 43a described later. Depending on the embodiment, the protrusions 41 may be two. That is, two may protrude from each side 12. In this case, the diffusion plate 30 may be installed to be fitted between the two protrusions 41.

In addition, the external diffusion plate mounting portion 40 is the first external diffusion plate mounting portion 42 for the diffusion plate 30 is installed in the same direction as the projecting direction in which the pair of side surfaces 12 protrude. ) And a second outer diffusion plate installation part 40 for installing in a direction different from the protruding direction. The other direction may be a direction perpendicular to the protruding direction.

The first or second external diffusion plate mounting portion 43 may include

support portions

41a, 42a, and 43a for supporting the diffusion plate 30 and a movement restraint for restraining the left and right movements of the diffusion plate 30. And 42b and 43b.

The first outer diffusion plate mounting portion 42 may include a protruding surface protruding inwardly at a position spaced from the ends of the pair of side surfaces 12, and a locking surface connecting the end and the protruding surface. Can be. According to the first embodiment of the present invention, the two housings 10 may be arranged in parallel, and the openings of the housing 10 may be disposed to face each other. In this case, the diffusion plate 30 may be installed by being caught on the engaging surface of the side surface 12 disposed at the lower end of each housing 10. That is, the diffusion plate 30 may be installed by being caught on the engaging surface of each side 12 of each of the two housings 10 arranged such that the openings face each other.

The protruding surface protruding from the inner surface of the side surface 12 may be formed at a position spaced apart from the end of the side surface 12. The diffusion plate 30 may be caught by the locking surface and abut on the protruding surface. Here, the locking surface may correspond to the above-described

support parts

41a, 42a, and 43a. The diffusion plate 30 may be inserted between the protruding surface formed in one housing 10 of the two housings 10 and the protruding surface formed in the other housing 10 to constrain the left and right movement. The protruding surface may correspond to the above-described moving

restraining parts

42b and 43b.

This structure of the present embodiment can be securely and firmly fixed to the diffusion plate 30 between the two housing (10).

2 and 3 show a second embodiment of the present invention. 2 shows a case where the LED light source 20 is installed inside the housing 10. 3 illustrates a case where the LED light source 20 is installed outside the housing 10.

The second external diffusion plate installation unit 43 may include a recess 43 formed on the outer surface of the pair of side surfaces 12. According to the second embodiment of the present invention, the two housings 10 may be arranged in parallel, and both the openings of the two housings 10 may be disposed downward. In this case, the diffusion plate 30 may be installed between the side surface 12 of one housing 10 and the side surface 12 of the other housing 10. That is, the diffusion plate 30 may be fitted into the groove 43 formed in the side surface 12 of one housing 10 and the groove 43 formed in the side surface 12 of the other housing 10, respectively. have. In some embodiments, the groove may be formed of three surfaces, and the diffusion plate 30 may be caught by one surface thereof. Here, one surface may correspond to the above-described

support parts

41a, 42a, and 43a. The end of the diffusion plate 30 may be in contact with the surface located on the bottom of the groove to restrain left and right movement. Here, the surface located on the bottom of the groove may correspond to the above-described moving restraining

portions

42b and 43b.

4 shows a fourth embodiment of the present invention.

According to the third embodiment of the present invention, two housings 10 are arranged in parallel, one housing 10 has an opening facing side, and the other housing 10 is arranged with the opening facing downward. Can be. In this case, one side of the diffusion plate 30 is engaged with the engaging surface of the side surface 12 of the housing 10 disposed so that the opening faces toward the side, and the other side is the side surface of the housing 10 arranged such that the opening faces downward. It may be installed caught in the groove formed on the outer surface of (12).

In the first to third embodiments of the present invention, the diffusion plate 30 is not only between the housing 10 and the housing 10, but also between the pair of side surfaces 12 in one housing 10. It is obvious that it can be installed.

In the first to third embodiments of the present invention, the LED light source 20 may be attached to the inner surface of the bottom surface 11 of one housing 10. Or it may be installed between the two housing (10).

For reference, direct lighting may refer to a case in which the diffusion plate 30 is installed on a path P through which light is irradiated, and indirect illumination is in the vicinity of a path P through which the light is radiated. In other words, it may mean that the diffusion plate 30 is disposed in parallel with the path (P) to which the light is irradiated.

According to the first embodiment of the present invention, when the LED light source 20 is installed between the inner surface of one housing 10 and the two housings 10, the diffusion plate 30 is a path through which light is irradiated ( It may be a case where it is disposed on P) and emits direct light.

According to the second embodiment of the present invention, the case where the LED light source 20 is installed on the inner surface of one housing 10 may correspond to a case of emitting indirect lighting, and is installed between the two housings 10. In this case, the direct light may be emitted.

* According to the third embodiment of the present invention, when the LED light source 20 is installed on the inner surface of the housing 10 in which the openings face downward, the LED light source 20 may correspond to a case in which direct light is emitted, and the openings face the side. When installed on the inner surface of the housing 10 disposed to face may correspond to the case of emitting indirect lighting. Of course, the case where the LED light source 20 is installed between the two housings 10 may correspond to the case of direct lighting.

In the above-described first to third embodiments of the present invention, it is apparent that the LED light source 20 may be selectively or simultaneously installed on the inner surface of one housing 10 or between two housings 10.

In the above-described embodiment, the case of two housings 10 has been described, but in another embodiment, the housings 10 may be two or more, and the plurality of housings 10 may be variously arranged in a rectangular shape or a grid shape. It may be.

Lighting device 1 according to another embodiment of the present invention is supplied with power, LED light source 20 for irradiating light in one direction; A diffusion plate 30 for diffusing the light; And a bottom surface 11, a pair of side surfaces 12 protruding in one direction from the bottom surface 11, and the diffusion plate 30 at end portions of each of the pair of side surfaces 12. Including; a housing 10 having a diffusion plate installation portion 40,

The diffusion plate mounting portion 40 has a first bent portion bent inwardly from the edge side of the pair of side surfaces 12 and a first surface extending from the first bent portion is opposite to the direction in which the bottom plate is located. The second bent portion bent in the direction, the third bent portion bent outwardly from the second surface extending from the second bent portion, and the third surface extended from the third bent portion are bent in the opposite direction. It may be configured to include a fourth bent portion.

The housing 10 may include a protrusion 41 protruding inwardly from the second surface. Two projections 41 may be formed on each of the second surfaces. The protrusion 41 may correspond to the internal diffusion plate mounting portion 41 in the above-described embodiment. The protruding portion 41 may be formed at a position where the third bent portion is formed in the second surface. The diffusion plate 30 may be seated on one surface of the protrusion 41 to be seated, and the left and right movements may be restrained between the second surfaces to be stably installed.

A plurality of heat dissipation fins 50 may be formed on the outer surface of the bottom surface 11 to protrude along the longitudinal direction. In addition, the material of the housing 10 of the lighting device 1 according to an embodiment of the present invention may include an aluminum or steel material. This embodiment can have an excellent heat dissipation effect by the heat dissipation fin structure and the housing material.

The LED light source 20 may be installed between the pair of side surfaces 12 or between the housing 10 and the housing 10.

The diffusion plate mounting portion 40 may include a fourth surface extending from the fourth bent portion. This fourth surface may correspond to the first external diffuser mounting portion 42 of the above-described embodiment. The thickness of the fourth surface may be thicker than the thickness of the pair of side surfaces 12. As a result, the diffusion plate 30 may be installed more firmly as the diffusion plate 30 is locked to the fourth surface. The protrusions 41 may be formed in the protrusion direction in which the pair of side surfaces 12 protrude from the third bent portion. The diffusion plate 30 may be fitted between the protrusion 41 and the fourth surface.

Figure 5 shows the shape of the bracket fixedly connecting the housing and the housing. FIG. 5A shows the first embodiment of the bracket, FIG. 5B shows the second embodiment, and FIG. 5C shows the third embodiment. FIG. 6 illustrates a state in which four housings are formed in a rectangular shape by the bracket of FIG. 5.

7 shows a first connection embodiment and a second connection embodiment in which the housing and the housing are vertically connected by the bracket. 8 shows a third connection embodiment and a fourth connection embodiment in which the housing and the housing are vertically connected by the bracket.

Figure 7 (a) shows a first connection embodiment in which the housing and the housing is connected vertically, Figure 7 (b) shows a second connection embodiment, Figure 8 (a) shows a third connection embodiment, Figure 8 (b) shows the fourth connected embodiment.

In the present invention, the two or more housings 10 described above may be arranged in parallel at regular intervals, respectively, and another two or more housings 10 connecting the housings 10 and the housing 10 arranged in parallel may be provided. It may be arranged. That is, another two or more housings 10 arranged perpendicularly to the two or more housings 10 arranged in parallel may be disposed to form a rectangular frame as a whole. The bracket 50 may be used to connect the housing 10 and the housing 10 vertically.

The bracket 50 may have various shapes according to the embodiment. That is, the first embodiment 50a of the bracket 50 may have a shape of a plate in which a central portion is curved or bent to protrude. That is, it may be a shape having four bent portions in the center, the fastening hole 51 may be formed at both ends of the plate.

The second embodiment 50b of the bracket 50 may have a shape in which a wide surface of the plate is bent once. The third embodiment 50c of the bracket 50 may have a shape in which a wide surface of one end side of a plate having a shape of “a” is bent when looking at a wide surface. However, the shape of the bracket is not limited to the enumerated shapes.

Referring to FIG. 7 (a), in the first connecting embodiment connecting the housing 10 and the housing 10, a pair of the first embodiment 50a of the bracket 50 may have both side surfaces 12 of the housing 10. Installed in each of the housing 10 and the housing 10 may be connected to be vertically disposed.

Referring to FIG. 7 (b), in the second connecting embodiment connecting the housing 10 and the housing 10, the second embodiment 50b of the bracket 50 has one bottom surface 11 of the housing 10. Installed in each of the housing 10 and the housing 10 may be connected to be vertically disposed.

Referring to FIG. 8 (a), in a third connecting embodiment connecting the housing 10 and the housing 10, the third embodiment 50c and the first embodiment 50a of the bracket 50 are housed together. 10 and the housing 10 can be connected. That is, the third embodiment 50c of the bracket 50 is installed on the side surface 12 of the housing 10, and the bracket 50, the first embodiment 50a of the bottom surface 11 of the housing 10. The housing 10 and the housing 10 may be connected to be vertically disposed in a form installed in the housing 10 and the housing 10.

Referring to FIG. 8 (b), the fourth embodiment of connecting the housing 10 and the housing 10 is the first embodiment of the bracket 50 on one of the pair of housings 10 arranged in parallel. (50a) A pair is provided and the housing 10 can be connected in the form in which the 1st Embodiment 50a and the 3rd Embodiment 50c of the bracket 50 are combined and installed in the other side.

The above description is merely illustrative of the technical idea of the present invention, and those skilled in the art to which the present invention pertains may make various modifications and changes without departing from the essential characteristics of the present invention.

Therefore, the embodiments disclosed in the present invention are not intended to limit the technical idea of the present invention but to describe the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The protection scope of the present invention should be interpreted by the following claims, and all technical ideas within the equivalent scope should be interpreted as being included in the scope of the present invention.

(Explanation of the sign)

1: lighting device

10: housing

20: LED light source

30: diffuser plate

40: diffusion plate mounting portion

50: bracket

CROSS-REFERENCE TO RELATED APPLICATION

This patent application claims priority under No. 119 (a) (35 USC 119 (a)) of the US Patent Act No. 10-2014-0000455 filed with Korea on January 02, 2014. The contents are incorporated by reference in this patent application. In addition, if this patent application claims priority for the same reason for countries other than the United States, all its contents are incorporated into this patent application by reference.

Claims

An LED light source receiving power and irradiating light in one direction;

A diffusion plate for diffusing the light; And

Two or more housings having a bottom surface, a pair of side surfaces protruding in one direction from the bottom surface, and a diffusion plate mounting portion formed at each end of the pair of side surfaces;

Including,

The diffusion plate mounting portion includes an internal diffusion plate mounting portion for allowing the diffusion plate to be installed between the pair of side surfaces, and an external diffusion plate mounting portion for allowing the diffusion plate to be installed between one of the two or more housings and the other. Illuminating apparatus, characterized in that.
The method of claim 1,

The inner diffusion plate mounting portion is characterized in that it comprises a projection protruding from the inner surface of the pair of side surfaces.
The method of claim 1,

The external diffusion plate mounting portion includes a first external diffusion plate mounting portion for allowing the diffusion plate to be installed in the same direction as the protrusion direction in which the pair of side surfaces protrude, and a second external diffusion for installing the diffusion plate in a direction different from the protrusion direction. Illumination apparatus comprising a plate mounting portion.
The method of claim 3,

The first or second external diffusion plate mounting portion includes a support for supporting the diffusion plate and a moving restraining portion for restraining the left and right movement of the diffusion plate.
The method of claim 3,

The first outer diffusion plate mounting portion includes a protruding surface protruding inwardly at a position spaced from an end of the pair of side surfaces, and a locking surface connecting the end and the protruding surface, wherein the diffusion plate protrudes from the protruding surface. Lighting device, characterized in that installed in contact with the surface and the engaging surface.
The method of claim 3,

The second external diffusion plate mounting portion includes a groove formed on the outer surface of the pair of side, the diffusion plate is installed in the groove is a lighting device, characterized in that installed.
An LED light source receiving power and irradiating light in one direction;

A diffusion plate for diffusing the light; And

A housing having a bottom surface, a pair of side surfaces protruding in one direction from the bottom surface, and a diffusion plate mounting portion at which end portions of the pair of side surfaces are installed;

Including,

The diffusion plate mounting portion includes a first bent portion bent inwardly from the edge side of the pair of side surfaces, and a second bent portion in which a first surface extending from the first bent portion is bent in a direction opposite to that of the bottom plate. And a third bent portion in which a second surface extending from the second bent portion is bent outwardly, and a third bent portion extending from the third bent portion has a fourth bent portion bent in the opposite direction. Lighting equipment.
The method of claim 7, wherein

Lighting device, characterized in that the outer surface of the bottom surface is formed with a plurality of radiating fins protruding in the longitudinal direction.
The method of claim 7, wherein

And the LED light source is installed between the pair of side surfaces or between the housing and the housing.
The method of claim 7, wherein

The diffusion plate mounting portion comprises a projection which protrudes inward from the second surface.
The method of claim 10,

The protrusion is formed in the position where the third bent portion is formed lighting apparatus.