KR101474999B1 - Optical lighting device - Google Patents

Abstract

The present invention relates to an optical lighting device capable of lighting a light generated from the light source of the outside through an optical cable by using low power. To this end, the optical lighting device comprises: a case in which an accommodation space is formed, and has one side which is fixed on a cell or a wall; a light emitting unit which is located inside the case, of which an optical cable is installed to be separated from each other on both ends and arranges a spectroscopic body which mutually connects the optical cable; and a diffusing unit which emits the light by the light emitting unit and diffuses the branched light.

Description

[0001] OPTICAL LIGHTING DEVICE [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to an optical illumination device, and more particularly, to an optical illumination device capable of illuminating light generated from an external light source with less power using an optical cable.

In general, lighting equipment used in public offices and offices was to use fluorescent lamps that convert electrical energy into light energy. The principle of the fluorescent lamp is as follows.

A fluorescent lamp contains argon gas to easily discharge a small amount of mercury vapor and discharge in a vacuumed glass tube. When a voltage is applied to the electrode on both sides, electrons are emitted to collide with the mercury atoms in the glass tube, .

Since the ultraviolet rays of the generated light are not visible, fluorescent material is applied to the fluorescent glass tube to emit visible light, thereby emitting white light.

However, the conventional lighting apparatus as described above has a problem in that a large amount of electric power is consumed in the electrodes in order to generate light by generating electricity by applying electricity to the electrodes.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems of the prior art, and it is an object of the present invention to provide a light source that emits light generated from an external light source by using an optical cable and a light separator that emits light transmitted through the optical cable. And to provide a light illuminating device capable of emitting light.

In order to achieve the above object, according to the present invention, there is provided an air conditioner comprising: a case having a receiving space formed therein and having one side fixed to a ceiling or a wall; A light emitting unit which is located in the case and has optical fibers installed at both ends thereof so as to be spaced apart from each other and provided with a spectroscope for mutually connecting optical cables installed so as to be spaced apart; And a diffusion part for diffusing light emitted and branched by the light emitting part.

Further, in the present invention, the diffusing portion may include: a lens that transmits and disperses the light branched from the dispersing body; A first reflector of a conical shape that reflects and diffuses light scattered by a lens; And a second reflector positioned on a bottom surface of the light emitting portion and reflecting the light reflected by the first reflector to the outside.

Further, in the present invention, the light splitter is formed in a shell shape, and a reflector is provided on the inner circumferential surface so as to totally reflect the light introduced by the optical cable.

Further, in the present invention, the spectroscope is characterized in that a spectroscopic hole is provided at one side so that the light reflected from the reflector is directed to the diffusing portion.

Further, the present invention is characterized in that it further includes a light-projecting portion which is tightly fixed to the bottom surface of the case and transmits the light diffused by the diffusing portion to the outside.

According to the optical illumination device of the present invention, an optical cable capable of transmitting light widely with a small external light source and a light source that reflects light transmitted through an optical cable to a reflector provided therein, And an optical illumination device capable of illuminating the passages with less power.

1 is an exploded perspective view of an optical illumination device according to an embodiment of the present invention;
2 is a side cross-sectional view of a light emitting unit provided in an optical illumination device according to an embodiment of the present invention;
3 is a plan view of a light emitting unit provided in an optical illumination device according to an embodiment of the present invention;
4 is a cross-sectional view illustrating an optical cable installed in the optical fiber according to an embodiment of the present invention;
FIG. 5 is a side cross-sectional view showing an enlarged view of an optical body provided in an optical illumination device according to an embodiment of the present invention; FIG. And
6 is a view showing the operation of the optical illumination device according to an embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings and the following description. However, the present invention is not limited to the embodiments described herein but may be embodied in other forms. Rather, the embodiments disclosed herein are provided so that the disclosure can be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. Like reference numerals designate like elements throughout the specification.

FIG. 1 is an exploded perspective view of an optical illumination apparatus according to an embodiment of the present invention. FIG. 2 is a side sectional view of a light emitting unit provided in an optical illumination apparatus according to an embodiment of the present invention. FIG. 4 is a cross-sectional view illustrating a cut surface of an optical cable installed in a light splitter according to an embodiment of the present invention, and FIG. 5 is a cross-sectional view of a light emitting device according to an embodiment of the present invention. 1 is an enlarged cross-sectional side view of a light distributor provided in an optical illumination device according to an embodiment.

As shown in FIG. 1, the optical illumination device 100 includes a case 110 that can be fixedly or removably installed on a ceiling or a wall of a room, a light emitting unit A diffusion part 130 for diffusing the light branched by the light emitting part 120 and a diffusion part 130 for receiving the light emitting part 120 and the diffusion part 130 in the case 110, (140).

The case 110 has a rectangular shape extending in the lengthwise direction and includes a receiving part 112 for receiving the light emitting part 120 therein, a plurality of fastening holes 114 formed on the upper part for tightly fixing to the ceiling, And first and second connection holes 116 and 118 formed to face each other on both sides of the case 110 and into which the optical cable 150 is inserted.

 2 and 3, the light emitting unit 120 is accommodated in the receiving portion 112 of the case 110 and is connected to the first and second connection holes 116 and 118 formed in the case 110 Third and fourth connection holes 121 and 122 are formed at both ends of the optical cable 150 so that the optical cables 150 are spaced apart from each other and a plurality of support members A splitter 123, and a splitter 124 disposed between the optical cable 150 and splitting the light.

A light emitting portion 162 having a hollow cylindrical shape may be inserted and fixed to the first and third connection holes 116 and 121 and a hollow cylindrical shape may be formed in the second and fourth connection holes 118 and 122 The light emitting portion 164 may be inserted and fixed.

The light emitter 162 and the light emitter 164 can be inserted and fixed with the optical cable 150. The optical cable 150 is inserted into the light emitter 162 and the light emitter 164, By being fixed to the connection holes 116, 118, 121 and 122, the movement of the optical cable 150 can be restricted.

The optical cable 150 installed at both ends of the light emitting unit 120 is a fiber-shaped waveguide for transmitting light. The medium has a high refractive index center and the periphery is covered with a medium having a low refractive index .

A cross section of the optical cable 150 is shown in which a core portion of the optical cable 150 and a cladding portion surrounding the core portion have a double cylindrical shape and a synthetic resin coating for protecting the optical cable 150 from external impact is surrounded And an optical fiber 152 bundle.

When the light passes through the optical cable using the total reflection phenomenon in which the light is completely reflected when the angle of incidence of light at the interface between the two transparent bodies having different refractive indexes is matched, It acts like a mirror and can reflect light

The reflected light can be reflected back through the core and back to the cladding. By repeating this process, light can be transmitted through the optical cable.

Light traveling through the optical cable 150 having the above configuration can be moved into the optical splitter 124 and a part of the light split in the optical splitter 124 can be re-introduced into the optical cable 150 The cross section of the optical cable 150 connected to the optical splitter 124 should be cut so that the optical fiber bundle 152 is exposed as shown in FIG.

In addition, the light in the optical splitter 124 connected to the cut surface of the optical cable 150 is totally reflected without being refracted, and a part thereof is moved to the diffusing unit 130, and the remaining part of the optical cable is connected to the optical cable corresponding to the optical cable It may be desirable to have a structure capable of re-flowing into the cut surface.

5, the light splitter 124 may be provided between the optical cables 150, which are spaced apart from each other at both ends of the light emitting unit 120. The optical cable 150 may be disposed on the inner circumference of the light splitter 124, A spectral hole 126 provided at the center of the lower part such that a part of the light reflected by the reflecting mirror 125 is directed to the diffusion part 130, And fifth and sixth connection holes 127 and 128 formed on the side surfaces corresponding to the first through fourth connection holes 121 and 122 and through which the cut surface of the optical cable 150 is inserted.

The light remaining in the light splitter 124 in addition to the light reflected in the splitter 124 and transmitted to the diffuser 130 is transmitted through the optical cable 150 led into the sixth connection hole 128 to the next light illuminator Lt; / RTI >

The diffusing unit 130 reflects and diffuses the light dispersed by the lens 132 and the lens 132 provided corresponding to the spectroscopic hole 126 to transmit and disperse the light branched from the light splitter 124 And a second reflector 134 provided on the upper surface of the diffuser 130 to reflect the light reflected from the first reflector 134 to the outside 136 as shown in FIG.

1, the transparent portion 140 may be fixedly attached to the lower surface of the case 110 to prevent damage to the light emitting portion 120 and the diffusion portion 130 due to external impacts And a transparent material capable of transmitting light diffused through the diffusion part 130 and emitting the light to the outside.

6 is a view showing driving of an optical illumination device according to an embodiment of the present invention.

Light generated from an external light source can be introduced into the optical splitter 124 through the optical cable 150 and the optical cable 150 is cut so that light in the optical cable can be introduced into the splitter 124, May be inserted into and fixed to the fifth connection hole (127) of the base plate (124).

The light reaching the cut surface of the optical cable 150 is reflected by the reflector 125 provided in the optical splitter 124 and some light can be projected to the lens 132 through the spectroscope hole 126, The light that is not projected onto the lens 132 through the second connection hole 126 and remains in the optical splitter 124 can be transmitted to the next optical illumination device through the optical cable 150 that is inserted into the sixth connection hole 128.

The optical cable 150 drawn into the sixth connection hole 128 is also cut so that the optical cable 150 is cut so that light can be re-introduced into the optical splitter 124, As shown in Fig.

Also, any external light source can be used as long as it can transmit light through an optical cable as a self-emitting material such as solar light, LED, lamp, and the like.

The light transmitted through the spectroscopic hole 126 may be dispersed while passing through the lens 132 and the dispersed light may be transmitted through the first reflector 130 provided in a conical shape on the bottom surface of the diffusion part 130 corresponding to the lens 132 134 and the light reflected by the first reflector 134 may be reflected by the second reflector 136. In this case,

Since the first reflector 134 is formed in a conical shape and the reflecting surface 134 'is inclined at a predetermined angle from the bottom surface of the diffusing portion 130, The light can be diffused by the reflective surface 134 'and can be moved to the second reflective member 136.

The light reflected by the second reflection member 136 can be transmitted to the lower portion of the diffusion unit 130 and then transmitted to the light projecting unit 140 to transmit light to the outside (see arrow A).

As described above, according to the optical illumination device according to the embodiment of the present invention, an optical cable capable of widely transmitting light to an external light source, and a light source that reflects light transmitted through an optical cable, It is possible to provide an optical illumination device capable of illuminating compartments and passageways in a ship with a small power by using a splitter for branching.

As described above, the optical illumination device of the present invention has been described, but it is apparent to those skilled in the art that modifications, changes and various modified embodiments are possible without departing from the spirit of the present invention.

100: optical illumination device 110: case
112: accommodating portion 114: fastening hole
116: first connection hole 118: second connection hole
120: light emitting portion 121: third connection hole
122: fourth connection hole 123: support member
124: spectroscope 125: reflector
126: Spectral hole 127: Fifth connecting hole
128: sixth connection hole 130: diffusion part
132: lens 134: first reflector
136: second reflector 140:
150: optical cable 152: optical fiber
162: light emitter 164: light emitter

Claims (5)

A case in which a receiving space is formed on the inner side and one side is fixed to a ceiling or a wall surface;
A light emitting unit which is located in the case and has optical fibers installed at both ends thereof so as to be spaced apart from each other and provided with a spectroscopic member for mutually connecting the optical cables installed so as to be spaced apart; And
And a diffusion unit for diffusing light emitted and branched by the light emitting unit,
Wherein the light splitter is formed in an enclosure shape and a reflector is provided on an inner circumferential surface so as to totally reflect the light introduced by the optical cable. A case in which a receiving space is formed on the inner side and one side is fixed to a ceiling or a wall surface;
A light emitting unit which is located in the case and has optical fibers installed at both ends thereof so as to be spaced apart from each other and provided with a spectroscopic member for mutually connecting the optical cables installed so as to be spaced apart; And
And a diffusion unit for diffusing light emitted and branched by the light emitting unit,
The diffuser includes a lens for transmitting and dispersing the light branched from the light splitter, a conical first reflector for diffusing and diffusing light dispersed by the lens, and a second reflector positioned on the bottom surface of the light emitting portion, And a second reflector for reflecting the light reflected by the second reflector to the outside. delete 3. The method according to claim 1 or 2,
Wherein the spectroscope is provided with a spectroscopic hole at one side thereof so that the light reflected from the reflector is directed to the diffusing portion. 3. The method according to claim 1 or 2,
And a light transmitting portion which is tightly fixed to the bottom surface of the case and transmits the light diffused by the diffusion portion to the outside.

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