KR101743719B1 - Direct and indirect type lighting device - Google Patents

Abstract

An invention for a semi-indirect lighting apparatus is disclosed. The semi-indirect lighting apparatus of the present invention includes: a light source unit for irradiating light; and a frame unit disposed along the inner circumference of the light source unit and forming an empty space inside the light source unit.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001]

More particularly, the present invention relates to a semi-illuminating device, and more particularly, to a semi-illuminating device using only a portion corresponding to a frame of a lighting device, thereby reducing the weight and thickness of the product, minimizing the amount of light lost, And thus can reduce the production cost.

In general, a light emitting diode (LED) is a photoelectric conversion semiconductor device, which is a semiconductor light emitting device that uses spontaneous emission light generated when electrons injected into a PN junction recombine with holes.

LED lamps using light emitting diodes have advantages over fluorescent lamps in that they have a longer life span and can be manufactured in a smaller size. The power efficiency and production cost are gradually improving and the area of the lighting market is rapidly expanding.

The body of the conventional LED illumination device has a relatively heavy weight such as a rectangular frame portion and a cover member that shields the upper side of the frame portion and supports the frame portion. In addition, since an LED, which is a light source, is directly provided on the cover member to directly irradiate light to the space to be illuminated, the weight of the lighting device including the cover member increases, and the production cost increases. Therefore, there is a need for improvement.

BACKGROUND ART [0002] The background art of the present invention is disclosed in Korean Patent Laid-Open Publication No. 2016-0095595 (published on Aug. 20, 2016, entitled "Illumination Device for LED").

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned problems, and it is an object of the present invention to provide a semi-illuminating device capable of reducing a weight of a product and reducing a production cost by using only a part corresponding to a frame of a lighting device. .

The semi-indirect lighting apparatus according to the present invention includes: a light source unit for emitting light; and a frame unit disposed along the inner circumference of the light source unit and forming an empty space inside the light source unit.

According to another aspect of the present invention, there is provided a light emitting device, comprising: a light source;

The light source unit may include a substrate member that is slidably inserted into the mounting groove portion provided inside the frame portion or attached with the heat conductive tape, and a light source device that is installed along the substrate member and irradiates light toward the inside of the frame portion or the space to be illuminated .

Further, the frame portion may be formed in any one of polygonal, circular, and elliptical shapes, and the mounting groove portion may be provided so as to be inclined from the inside of the frame portion toward the reflecting portion.

According to another aspect of the present invention, there is provided a light emitting device, comprising: a first diffusion member disposed in front of a light source and configured to diffuse light emitted from a light source;

Further, the present invention is characterized by further comprising a lens-shaped second diffusion member provided in front of the light source unit and guiding the refraction of light.

According to another aspect of the present invention, there is provided a light emitting device, comprising: a light source; a first diffusing member disposed in a path through which light irradiated from the light source moves to a space to be irradiated through the frame;

The reflective portion may include a plate-shaped reflective body coupled to the frame portion, and a shading element protruding toward the space to be illuminated in the reflective body to eliminate shading of light.

The shading member is protruded from the reflecting body in a triangular shape, and the light source unit is located on both sides of the shading member.

Since the semi-direct illumination device according to the present invention uses only the portion corresponding to the frame of the lighting device as a body, it is possible to reduce the weight and thickness of the product, thereby minimizing the amount of light lost, Can be saved.

1 is a perspective view illustrating a semi-indirect lighting apparatus according to a first embodiment of the present invention.
2 is a cross-sectional view of a semi-indirect lighting apparatus according to a first embodiment of the present invention.
3 is an exploded view of a main configuration of a semi-indirect lighting apparatus according to the first embodiment of the present invention.
4 is a cross-sectional view of a semi-indirect lighting apparatus according to a second embodiment of the present invention.
5 is a cross-sectional view of a semi-indirect lighting apparatus according to a third embodiment of the present invention.
6 is a cross-sectional view of a semi-indirect lighting device according to a fourth embodiment of the present invention.
7 is a perspective view of a semi-indirect lighting apparatus according to a fifth embodiment of the present invention.
8 is a cross-sectional view of a semi-indirect lighting device according to a fifth embodiment of the present invention.

Hereinafter, a semi-indirect lighting apparatus according to a first embodiment of the present invention will be described with reference to the accompanying drawings. In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation.

Further, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

2 is a cross-sectional view of a semi-indirect lighting device according to a first embodiment of the present invention, and Fig. 3 is a sectional view of a first embodiment of the present invention Fig. 2 is an exploded view of a main configuration of a semi-indirect lighting apparatus according to the present invention.

As shown in FIGS. 1 to 3, the semi-indirect lighting apparatus 1 according to an embodiment of the present invention includes a light source unit 10 and a light source unit 10 which are arranged along the inner circumference, And a frame part (20) penetrating in the direction of the frame (20) to form an empty space.

The light source unit 10 may be installed in the vertical direction or the horizontal direction along the inner circumference of the frame unit 20, or may be installed in an inclined manner.

The semi-illuminating device 1 does not need a part corresponding to the body but uses the light source part 10 installed in the frame part 20 corresponding to the existing frame, so that it is possible to secure price competitiveness due to cost reduction. Also, the light source unit 10 is inserted into the frame unit 20 or attached using a heat conduction tape, and the frame unit 20 uses heat dissipation material so that heat radiation of the light source unit 10 can be more easily performed. That is, since the frame unit 20 uses a material having a high thermal conductivity, the light source unit 10 can easily radiate heat, thereby improving the durability of the light source unit 10.

Various types of light source devices can be used within the technical idea of supplying light generated by the supply of power to the space to be illuminated by a direct or indirect method. The light source unit 10 according to one embodiment is installed along a substrate member 12 and a substrate member 12 that are slidably inserted into a mounting groove portion 22 provided inside the frame portion 20 or attached with a heat conductive tape And a light source element 14 that irradiates light toward the inside of the frame portion 20 or the space to be illuminated.

The substrate member 12 is in the form of a rectangular plate, and a plurality of light source elements 14 are successively arranged along the substrate member 12. The substrate member 12 is provided in an inclined manner inside the frame portion 20 and irradiates light toward the upper center of the frame portion 20. The light source element 14 may use an LED, and a light source element 14 other than an LED may be used.

Or the frame member 80 is ring-shaped, the substrate member 12 located inside the frame member 80 is fixed to the inside of the frame member 80 by the heat conductive tape. At this time, the substrate member 12 is formed of a material that is easy to bend.

The frame portion 20 may be formed to have various shapes in the shape of a frame that is inclined along the inner circumference of the light source portion 10 and forms a hollow space inside. The frame 20 is formed in a polygonal, circular, or elliptical shape, and the mounting groove 22 is sloped from the inside of the frame 20 toward the reflective portion 30.

The frame portion 20 according to the first embodiment is a rectangular frame and the light source portion 10 is provided obliquely inside the frame portion 20 and the chip of the light source element 14 is directly seen This prevents glare. The frame portion 20 according to the first embodiment includes the mounting groove portion 22, the anti-glare protrusion 24, the outer protrusion 26, and the fixing groove portion 28.

The mounting groove portion 22 for fixing the substrate member 12 is also installed obliquely inside the frame portion 20 when the substrate member 12 is installed obliquely toward the upper side. The anti-glare protrusion 24 located below the mounting groove portion 22 is installed in the horizontal direction and protrudes toward the inside of the frame portion 20. Therefore, even if the user in the space to be illuminated sees the image side, the light source element 14 can not be seen directly, thereby preventing the glare phenomenon.

The outer protrusion 26 located outside the frame portion 20 protrudes outward from the mounting groove portion 22 and forms a bracket to be fixed to a separate fixture. Accordingly, since the outer projection 26 is connected to the structure provided at the place for installing the semi-direct lighting device 1, the installation of the semi-indirect lighting device 1 can be facilitated.

The fixing groove portion 28 located on the upper side of the mounting groove portion 22 forms a groove portion into which the reflection portion 30 is inserted and fixed.

The semi-direct illumination device 1 can be used only as the light source unit 10 and the frame unit 20, and the reflector 30 can be additionally provided as needed.

The reflection unit 30 is coupled to the frame unit 20 and can be formed into various shapes and materials in a technique that reflects the light emitted from the light source unit 10 to a space to be illuminated. The reflector 30 according to the first embodiment includes a plate-shaped reflective body 32 coupled to the frame portion 20 and a reflective body 32 projecting toward the space to be illuminated from the reflective body 32, And a relieving member (34).

The reflective body 32 is in the form of a rectangular plate, and either a reflective film, a reflective sheet, or a reflective plate is used. The rim of the reflective body 32 is bent downward and inserted into the fixing groove portion 28 of the frame portion 20 and fixed.

The shadow eliminating member 34 is shaped to protrude from the reflecting body 32. The shading member 34 according to one embodiment protrudes in a triangular shape, and the light source unit 10 is positioned on both sides of the shading member 34. [ That is, when the light source unit 10 is installed on both sides of the frame unit 20 and is extended in the longitudinal direction of the frame unit 20, when the distance between the light source unit 10 and the light source unit 10 is relatively long, A member (34) is provided to eliminate the shade of the light source (10). The shading member 34 protrudes to the lower side of the reflection body 32 and reflects a part of the light generated in the light source unit 10, thereby preventing shading from occurring in the reflection body 32 or the space to be illuminated.

The shadow eliminating member 34 is provided between the light source units 10 protruding downward from the reflective body 32 and facing each other and extends in the longitudinal direction of the frame unit 20 together with the light source unit 10.

The semi-indirect lighting apparatus 1 may not use a diffusion function member for cost reduction and may be used at various positions such as the front of the light source unit 10 and the lower side of the frame unit 20, if used.

The first diffusion member 40 may be formed in a plate shape on the front side of the light source unit 10 and may be formed in various shapes within the technical idea of diffusing the light emitted from the light source unit 10. The first diffusion member 40 according to one embodiment is disposed in front of the light source unit 10 and is installed obliquely inside the frame unit 20. [

Since the first diffusion member 40 is installed to be inclined toward the reflection unit 30, the light generated from the light source unit 10 passes through the first diffusion member 40 and is partially diffused, And the remainder is irradiated through the reflecting portion 30 to the lower illumination target space. Therefore, in the semi-direct-lighting device 1 according to the present invention, light is directly irradiated to the space to be illuminated, and the remaining light is reflected to the reflector 30, Supply.

Hereinafter, the operating state of the semi-indirect lighting apparatus 1 according to the first embodiment of the present invention will be described in detail with reference to the accompanying drawings.

Light irradiated from the light source unit 10 of the semi-illuminating device 1 is diffused through the first diffusion member 40 and then moved to the inner space of the frame unit 20. [ A part of the light is directly irradiated to the space to be illuminated through the lower portion of the frame portion 20, and the remainder is reflected to the reflecting portion 30.

The light irradiated to the reflecting portion 30 is reflected again to the space to be illuminated, which is the lower side of the frame portion 20. The light irradiated to the first diffusion member 40 is irradiated to the reflection body 32 to eliminate the shadow region of the reflection body 32.

4 is a cross-sectional view of a semi-indirect lighting apparatus according to a second embodiment of the present invention. As shown in FIG. 4, according to the second embodiment of the present invention, a lens-shaped second diffusion member 50 is provided in front of the light source unit 10 to guide light refraction. Since the inside of the second diffusion member 50 facing the light source unit 10 is formed in a concave shape, the diffusion of the light passing through the second diffusion member 50 . The second diffusion member 50 is disposed in front of the light source unit 10 and is installed obliquely inside the frame unit 20.

5 is a cross-sectional view of a semi-indirect lighting apparatus according to a third embodiment of the present invention. 5, the third diffusion member 60 is installed in a path through which the light irradiated from the light source unit 10 is moved to the space to be irradiated through the frame unit 20, as shown in FIG. 5, according to the third embodiment of the present invention. And is formed into a plate shape to diffuse light.

The third diffusion member 60 is provided on the anti-glare protrusion 24 of the frame portion 20 and is in the form of a plate which is installed horizontally. Therefore, when the light irradiated from the light source unit 10 is irradiated to the space to be illuminated, the light is diffused through the third diffusion member 60. In addition, it is possible to prevent foreign matter such as insects from moving to the inside of the frame portion 20 through the third diffusion member 60, thereby further improving the light efficiency.

The reflective portion 70 according to the third embodiment of the present invention includes a reflective body 72 connected to the upper side of the frame portion 20 and a plurality of protrusions formed inside the reflective body 72, And a shading member 74. The rim of the reflective body 72 is inserted and fixed into the fixing groove 28 of the frame portion 20 and the shade relieving member 74 protruding downward from the reflective body 72 is fixed to the reflective body 72 in the width direction So that the diffusion of light can be facilitated to prevent the occurrence of shaded regions of light and improve the light efficiency.

6 is a cross-sectional view of a semi-indirect lighting device according to a fourth embodiment of the present invention. 6, according to the fourth embodiment of the present invention, a plate-shaped third diffusion member 60 is provided on the lower side of the frame portion 20, and on the upper side of the frame portion 20, A reflecting portion 30 provided with a resolving member 34 is provided to irradiate the light of the light source portion 10 to a lower illumination target space.

FIG. 7 is a perspective view of a semi-indirect lighting apparatus according to a fifth embodiment of the present invention, and FIG. 8 is a cross-sectional view of a semi-indirect lighting apparatus according to the fifth embodiment of the present invention

7 and 8, the semi-indirect lighting device 5 according to the fifth embodiment of the present invention is used as a park or a street lamp, and the frame part 80 is formed in a circular shape.

A frame portion 80 of a tee shape is formed in a ring shape, and a light source portion 10 is provided inside the frame portion 80 in a ring shape. The mounting groove portion 82 for fixing the light source portion 10 is also installed obliquely in a ring shape along the inner side of the frame portion 80. The glare preventing protrusion 84 and the fixing groove portion 28 are also provided with the function And the shape only forms a curved surface along the ring shape.

The rod support 89 connected to the outside of the frame 80 is connected to a separate structure so that the frame 80 is fixed at a predetermined position.

Since the disc-shaped reflecting portion 90 provided on the upper side of the frame portion 80 is provided with either a reflecting film, a reflecting sheet, or a reflecting plate, the weight of the semi-indirect lighting device 5 can be reduced.

As described above, according to the present invention, since only the frame portions 20 and 80 corresponding to the frame of the lighting apparatus are used as the body, the weight of the whole product can be reduced and the production cost can be reduced. In addition, since the product of the semi-direct-lighting device (1, 5) is slim and light, the light efficiency is increased and installation can be facilitated. In addition, when the semi-illuminating device (1, 5) is a recessed type, it can be mounted on a textiles using a separate fixing device without damaging the fixed part of the text. That is, the semi-illuminating device (1, 5) according to the present invention is significantly reduced in weight and thickness compared to a lighting device having a conventional housing, so that the production cost, installation cost and maintenance cost can be reduced.

In the semi-direct illumination apparatuses 1 and 5 having the light source unit 10 and the frame units 20 and 90, the light source unit 10 is installed along the inner circumference of the frame units 20 and 90, The light loss of the light source unit 10 can be reduced.

When the reflectors 30 and 70 are additionally provided in the frame units 20 and 90, a part of the light emitted from the light source unit 10 is reflected by the reflectors 30 and 70, The light efficiency is increased, and the number of the light source elements 14 using the LED can be reduced, thereby reducing the production cost.

In addition, since the mounting groove portion 22 in which the light source portion 10 is installed is designed to have a diagonal structure, the light of the light source portion 10 is prevented from being directly irradiated by the eyes of the user located below the frame portion 20, The user's eyesight can be protected.

In addition, since the light source unit 10 is slid to the inside of the mounting groove 22 provided inside the frame units 20 and 80, the time and cost required for assembling can be reduced.

Since the arrangement of the chips as the light source elements 14 is arranged in a slanting structure along the inner edge of the frame sections 20 and 80, the light emitted from the light source section 10 is reflected by the reflection sections 30, Move back to the bottom. Therefore, since the irradiation distance is increased by using reflection of light, it is possible to reduce the production cost by eliminating the need of installing a separate light guide plate.

In addition, since the substrate member 12 using the PCB is slidably mounted on the mounting grooves 22 and 82, it is used in a detachable structure, thereby facilitating after-sales service.

Also, when shading occurs according to the size of the product of the semi-direct-connection illumination device (1, 5), a diffusing function or a diffusion member using a concave lens or a convex lens may be provided to omit use of the light guide plate.

In addition, since the member corresponding to the diffusion plate is minimized, or the member corresponding to the diffusion plate is not used, the production cost can be reduced, thereby ensuring the price competitiveness of the product.

In addition, since various kinds of diffusion members can be selectively used according to need, optical loss can be reduced.

In addition, since a converter for driving the light source unit 10 is embedded inside the frame units 20 and 80 having a frame shape, a separate converter cover is not required, so that the production cost is reduced and the heat dissipation of the converter is improved, And operation reliability can be improved. In addition, since the converter is mounted inside the frame portions 20 and 80 and is also blocked by external moisture and dust, the risk of fire and leakage can be prevented. In other words, since a converter without a cover is installed in the frame portions 20 and 80 used as the outer fixing portion, the heat radiation is more easily performed through the frame portions 20 and 80, thereby preventing the converter from being damaged.

In addition, the parts related to the frame and the parts related to the light source are used as the main component parts compared to the conventional lighting device, and the other parts are detached and attached as needed, so that the weight of the product is remarkably reduced and the production cost is reduced. Also, it is eco-friendly because there are few parts used compared to existing lighting equipment.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the scope of the invention as defined by the appended claims. will be. Accordingly, the true scope of the present invention should be determined by the following claims.

1,5: Semi-direct lighting system
10: light source part 12: substrate member 14: light source device
20: frame part 22: mounting groove part 24: anti-glare protrusion 26: outer protrusion 28:
30: reflection part 32: reflection body 34: shading solution member
40: first diffusion member 50: second diffusion member 60: third diffusion member
70: reflection part 72: reflection body 74: shading solution member
80: frame portion 82: mounting groove portion 84: anti-glare protrusion 86: fixing groove portion 89:
90:

Claims (9)

A light source unit for irradiating light; And
A frame-shaped frame portion which is installed along the inner circumference of the light source portion and penetrates in the vertical direction to form an empty space; And
And a reflection part coupled to the frame part and reflecting the light emitted from the light source part to a space to be illuminated,
The light source unit may include: a substrate member provided in a mounting groove portion provided inside the frame portion; And
And a light source element which is installed along the substrate member and irradiates light toward the inside of the frame portion or the space to be illuminated,
Wherein the mounting groove portion is inclined in a direction from the inside of the frame portion to the reflecting portion,
Wherein the frame portion comprises: a glare-preventing protrusion which is disposed below the mounting groove portion and is installed in a horizontal direction; And
An outer protrusion protruding outside the mounting recess to form a bracket to be fixed to the fixture; And
And a fixing groove portion located on the upper side of the mounting groove portion and forming a groove portion for fixing and inserting the reflection portion,
And a converter for driving the light source unit is mounted inside the frame unit.
delete delete The method according to claim 1,
Wherein the frame portion is formed in one of a polygonal shape, a circular shape, and an elliptic shape.
The method according to claim 1 or 4,
Further comprising a first diffusing member disposed in a plate shape in front of the light source unit and diffusing light emitted from the light source unit.
The method according to claim 1 or 4,
And a second diffusion member disposed in front of the light source and configured to guide the refraction of light.
The method according to claim 1 or 4,
Further comprising a third diffusion member installed in a path through which light irradiated from the light source unit is moved to the space to be irradiated through the frame unit, the third diffusion member being formed in a plate shape to diffuse the light.
The method according to claim 1 or 4,
The reflective portion may include a plate-shaped reflective body coupled to the frame portion; And
And a shade dissipating member protruding from the reflection body toward the space to be illuminated to eliminate shading of light.
The method of claim 8,
Wherein the shading elimination member is shaped to protrude from the reflection body, and the light source unit is located on both sides of the shading elimination member.

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