KR20100118195A - Optical transmission end tip of solar concentrator - Google Patents

Abstract

PURPOSE: An optical transmission end-tip of a solar light illuminating apparatus is provided to be utilized as light source for illuminating, sterilizing, and medical apparatuses by transmitting solar light to a desired point. CONSTITUTION: A light receiving unit(200) includes optical fiber(211) in order to transmit solar light to a desired point. The optical fiber is in connection with a connector(400). The light receiving unit includes an end-tip head(220), a tube(212), and an adapter(230). A light emitting unit(300) is utilized as light source for an illuminating apparatus by diffusing solar light through the optical fiber. A diffusing lens is mounted in the light emitting unit.

Description

OPTICAL TRANSMISSION END TIP OF SOLAR CONCENTRATOR}

The present invention relates to an end tip of a solar light mining device, and more particularly, to an end tip for light transmission of a solar light mining device that can be used as a light source such as lighting or sterilization by transmitting the mined sunlight to the required point.

Lighting system using sunlight refers to a system that introduces insufficient natural light using various equipment in a room where natural light is difficult to enter. Renewable energy system using solar light that diffuses enormous energy. It is an application technology that can prevent global warming by making fossil fuel use and make an absolute contribution to energy saving.

The solar lighting system collects sunlight through a mining device, and then transmits the collected sunlight to a required point using light transmission means such as a reflector, a light duct, and the like. It is configured to illuminate through, it is an important task to efficiently collect sunlight as a light source, and to transmit more sunlight to the room by lowering the light loss as much as possible.

One embodiment of the present invention is installed on one side of the solar light mining device having a plurality of reflective mirrors, the light transmitting end of the solar light mining device for transmitting the light mined by the reflective mirror to the required point At the tip, a light receiving unit having an optical fiber bundle for transmitting sunlight collected by a reflecting mirror to a required point, and a diffuser lens mounted inside the light receiving unit are mounted inside the outside to receive the sunlight transmitted by the optical fiber. And a light emitting part for diffusing into the light receiving part, so that one end of the optical fiber bundle is positioned at a light collecting point of the solar light collecting device, and the light receiving part is interchangeably coupled to one side of the solar light collecting device, and the light loss is transmitted during the transmission of the solar light. This low, high efficiency and related to the light transmission end tip of the solar light mining device that can be used for various purposes such as lighting or sterilization.

According to an embodiment of the present invention, installed on one side of the solar light mining device having a plurality of reflective mirrors, for transmitting the light of the solar light mining device for transmitting the light mined by the reflective mirror to the required point In the end tip, the light receiving unit is provided with an optical fiber bundle for transmitting the sunlight collected by the reflecting mirror to the required point, and is coupled to the rear end of the light receiving unit, the diffuser is mounted therein to transmit the sunlight transmitted by the optical fiber. And a light emitting unit for diffusing to the outside, wherein the light receiving unit is replaceably coupled to one side of the photovoltaic device such that one end of the optical fiber bundle is positioned at a light collecting point of the photovoltaic device. End tips are provided.

Here, the light receiving unit has a hollow inside so that one end of the optical fiber bundle is inserted, one end is formed with an enlarged diameter coupled to one side of the solar light mining device, the other end is formed an end tip head and the end tip head, At one side of the tube surrounding the fiber bundle, and may include an adapter coupled to the end of the optical fiber.

The light emitting unit may include a lens casing in which a shaft diameter portion is formed at one side and an enlarged diameter portion is formed at the other side, an adapter is coupled to the shaft diameter portion, and a diffusion lens is mounted therein at the diameter diameter portion.

At this time, the adapter has a hollow inside so that the optical fiber is inserted, the thread is formed on one side of the outer peripheral surface.

In addition, a connector for extending the optical fiber is provided between the light receiving portion and the light emitting portion, the adapter may be coupled to both ends of the connector.

On the other hand, between the light receiving unit and the light emitting unit is provided with a flexure for combining or splitting the sunlight transmitted through the optical fiber, it is also possible that the adapter is coupled to both ends of the flexure.

According to one embodiment of the present invention, the light transmission efficiency, low light loss in the transmission process, by adjusting the light intensity or wavelength of sunlight as needed, sunlight light that can be utilized for lighting, sterilization and medical An end tip for optical transmission of the device is provided.

Hereinafter, with reference to the accompanying drawings a preferred embodiment of the light transmission end tip of the solar light apparatus according to an embodiment of the present invention will be described. In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of description.

In addition, 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 the specification.

In addition, the following examples are not intended to limit the scope of the present invention but merely illustrative of the components set forth in the claims of the present invention, which are included in the technical spirit throughout the specification of the present invention and constitute the claims Embodiments that include a substitutable component as an equivalent in the element may be included in the scope of the present invention.

Example

1 is a schematic view showing a state in which the light transmission end tip is mounted on the solar light according to an embodiment of the present invention, Figure 2 is an exploded perspective view of the light transmission end tip according to an embodiment of the present invention, 3 is a cross-sectional view of FIG. 2, FIG. 4 is a cross-sectional view showing a light receiving unit according to an embodiment of the present invention, FIG. 5 is a cross-sectional view showing an optical fiber and an adapter according to an embodiment of the present invention, FIG. 7 is a cross-sectional view showing a light emitting unit according to an embodiment, FIG. 7 is a cross-sectional view showing a connector according to an embodiment of the present invention, FIG. 8 is a schematic view showing a flexure according to an embodiment of the present invention, and FIG. A schematic diagram illustrating a flexure according to another embodiment of FIG.

As shown in FIG. 1, an end tip (hereinafter, referred to as an “end tip”) 100 for transmitting light of a solar light mining apparatus according to an embodiment of the present invention may include a solar light mining apparatus 10. It is installed on the upper side so that it can be replaced.

Here, the solar light receiver 10 includes a plurality of reflection mirrors 20, and the sunlight reflected by each of the reflection mirrors 20 is disposed at one condensing point at the top of the solar light collector 10. The end point of the end tip 100 according to the embodiment of the present invention is located at this light collecting point.

That is, the sunlight reflected by the reflective mirror 20 of the solar light mining device 10 is to be concentrated to the end tip (100).

As shown in Figure 2 and 3, the end tip 100 according to an embodiment of the present invention, the light receiving unit 200 is embedded with the optical fiber bundle 210 for transmitting the sunlight to the required point, It includes a light emitting unit 300 to diffuse the sunlight transmitted by the optical fiber 211 to utilize as a light source for illumination, the light receiving unit 200 by a fastener such as bolts on one side of the solar light mining device (10). The light emitting unit 300 is coupled to replaceably, and the diffusion lens 320 is mounted, and the sunlight transmitted along the optical fiber is diffused while passing through the diffusion lens 320.

Here, the light receiving unit 200 includes an end tip head 220 coupled to one side of the solar light receiver 10, an optical fiber bundle 210 having one end inserted into the end tip head 220, and an end tip head ( The tube 212 surrounding the optical fiber bundle 210 at one side of the 220, and the adapter 230 is coupled to the end of the optical fiber 211.

At this time, the optical fiber bundle 210 is composed of a plurality of optical fibers 211, as shown in Figure 2, one optical fiber is located in the center and six optical fibers are preferably arranged symmetrically to each other on the outer peripheral surface of the round Do.

At this time, each optical fiber 211 is separated from each other while passing through the tube 212, and will have a light emitting unit 300 to be described later. That is, when seven optical fibers 211 are collected to form the optical fiber bundle 210, one light receiving unit 200 is provided, but the light emitting unit 300 is provided in each of the seven optical fibers.

The end tip head 220 collects seven optical fibers 211 into one bundle, while allowing the light receiving unit 200 to be coupled to one side of the solar light receiving apparatus 10, and an enlarged diameter portion having a wider width on one side thereof. 221 is formed, and the other side is formed with a shaft diameter portion 222 is reduced in width, fasteners such as bolts are fastened along the circumference of the enlarged diameter portion 221, the end portion of the shaft diameter portion 222 condensing point It is coupled to the upper one side of the photovoltaic device 10 to be located in.

In addition, the end tip head 220 is provided with a hollow fiber optic bundle 210 is inserted and coupled to the hollow, so that the diameter of the hollow portion toward the diameter portion 221 so that the fiber bundle 210 is easily inserted into the hollow fiber bundle It is preferable to make it slightly larger than the diameter of 210 and taper as it enters the inside, so that the width becomes narrow. At this time, the gap generated between the hollow and the optical fiber bundle 210 is preferably filled by the epoxy resin 110 so that the optical fiber bundle 210 is fixed in the inserted state.

In addition, the tube 212 is covered with the optical fiber bundle 210 that is exposed to the outside of the end tip head 220, the tube 212 is one side to the epoxy resin 110 is filled in the hollow of the enlarged diameter portion 221 It is preferable that it is covered and fixed.

On the other hand, the adapter 230 is coupled to the end of the optical fiber 211, the adapter 230 has a hollow so that the end of the optical fiber 211 is inserted into the coupling as shown in Figs. The insertion part 231 inserted into the connector 400, the flexors 500 and 600, or the lens casing 310, which will be described later, and the width of the insertion part 231 are formed to extend from the insertion part 231. 232 and a support portion 233 formed by extending the width from the coupling portion 232 and inserting and fixing the optical fiber 211.

At this time, the hollow of the support 233 is also tapered narrower as it enters the inside, similar to the hollow of the end tip head 220 described above, and the gap between the hollow and the optical fiber is filled by the epoxy resin 110 to fill the optical fiber. It is preferable to allow the 211 to be fixed while being inserted into the hollow of the adapter 230.

The light emitting unit 300 includes a lens casing 310 in which the diffusion lens 320 is mounted. The lens casing 310 has a hollow therein, as shown in FIG. Shaft diameter portion 311 is formed on one side that is coupled to), the enlarged diameter portion 312 is formed on the other side, the inside of the enlarged diameter portion 312, that is, the hollow end of the sunlight transmitted by the optical fiber 211 A diffusion lens 320 for diffusing is mounted.

At this time, fasteners such as bolts may be fastened along the circumference of the enlarged diameter part 312 to fix the lens casing 310 at a desired position.

When the distance from the light receiver 200 to the light emitter 300 is long, it is necessary to connect several optical fibers 211 in series.

To this end, as shown in FIGS. 2 and 7, the optical fibers 211 may be connected to each other using the connector 400.

At this time, the connector 400 is a cylindrical shape having a hollow inside, the adapter 230 is coupled to each end of the optical fiber 211 to be connected, the coupling portion 232 of the adapter 230 is the connector 400 By screwing to each of the female threaded portion 410 formed at both ends of the), the solar light is transmitted from one optical fiber 211 to the other optical fiber 211 inside the connector 400.

Therefore, in order to minimize the optical loss, it is preferable that the ends of the pair of optical fibers 211 to be connected are in contact with each other, and the light loss increases as the distance between the ends increases.

On the other hand, between the light receiving unit 200 and the light emitting unit 300, as shown in Figs. 8 and 9 it may be interposed a flexor (flexer) for combining or splitting the sunlight.

FIG. 8 illustrates an example of the flexure 500 for adjusting the brightness of sunlight, and FIG. 9 illustrates an example of the flexure 600 that separates light of a required wavelength from sunlight.

If necessary, to improve the brightness of the light diffused from the light emitting unit 300, as shown in Figure 8, by collecting the sunlight transmitted from the plurality of optical fibers 211 to one optical fiber 211 By transmitting, the brightness of the light diffused from the light emitting unit 300 may be improved, and conversely, the brightness of the light may be lowered by dispersing sunlight transmitted through one optical fiber 211 into a plurality of optical fibers 211. Of course.

In this case, the flexure 500 is formed with an entrance tube 520 and a projection tube 530 connected to each other inside the body 510 made of glass or synthetic resin, and each of the entrance tube 520 and the projection tube 530 may be formed. Adapter 230 is coupled. Thus, for example, as shown in FIG. 8, the sunlight that enters the body 510 of the flexure 500 through the two incident tubes 520 is combined into one and through the projection tube 530 with the improved brightness. I will go out.

On the other hand, when sunlight is to be separated according to the wavelength, for example, infrared light, visible light, ultraviolet light, and to use each of the separated light according to its needs, as shown in Figure 9, there is a parallel lens ( The flexure 600 including the 620, the optical filter 630, and the reflective mirror 640 may be interposed between the light receiving unit 200 and the light emitting unit 300.

Here, the flexure 600 is provided with a reflection mirror 20 and a plurality of optical filters 630 inside the body 610 of glass or synthetic resin, and coupled to one side of the body 610 by an adapter 230. In the optical fiber 211, the sunlight is transmitted and enters, the other side of the body 620 is a plurality of optical fibers 211 by the adapter 230 so that a plurality of light is separated by the optical filter 630 to go out Combined. At this time, it is preferable that a collimating lens 620 is provided at the front of the adapter 230 so that light exiting from the optical fiber 211 or entering the optical fiber 211 can go straight in parallel.

In other words, the sunlight that enters into the flexure 600 is converted into parallel light through the parallel lens 620, and then light of some wavelengths is passed through the optical filter 630 according to the material of the optical filter 630. After passing through the optical filter 630 and through the parallel lens 620 is transmitted through the opposite adapter 230, the remaining light reflected by the optical filter 630 is reflected in the reflective mirror 640 and then another optical The process of passing through the filter 630 is repeated.

Therefore, light classified into different wavelengths according to the optical filter 630 may be transmitted to the light emitting unit 300 along the optical fiber 211, and when the light diffused from the light emitting unit 300 is ultraviolet light, In the case of visible light, sterilization of dishes, clothing, etc., in the case of visible light, and in the case of infrared light, it can be utilized for medical purposes.

At this time, the above process is reversed, it is also possible to combine a plurality of lights having different wavelengths into one.

1 is a schematic view showing a state in which the light transmission end tip is mounted on the solar light according to an embodiment of the present invention.

Figure 2 is an exploded perspective view of the light transmission end tip according to an embodiment of the present invention.

3 is a cross-sectional view of FIG.

4 is a cross-sectional view showing a light receiving unit according to an embodiment of the present invention.

5 is a cross-sectional view showing an optical fiber and an adapter according to an embodiment of the present invention.

6 is a cross-sectional view showing a light emitting unit according to an embodiment of the present invention.

7 is a sectional view showing a connector according to an embodiment of the present invention.

8 is a schematic diagram illustrating a flexure according to an embodiment of the present invention.

9 is a schematic diagram illustrating a flexure according to another embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

10: solar light device 20: reflection mirror

100: end tip 200: light receiving unit

210: bundle of optical fibers 220: end tip head

230: adapter 231: insertion

300: light emitting unit 310: lens casing

320: diffused lens 400: connector

500,600: Plexer

Claims (6)

In the end of the photovoltaic apparatus for transmitting light of the solar photovoltaic apparatus provided on one side of the photovoltaic apparatus having a plurality of reflecting mirrors, and for transmitting the sunlight collected by the reflecting mirror to the required point, A light receiving unit having an optical fiber bundle for transmitting the sunlight collected by the reflective mirror to a required point; and a diffuser lens mounted inside the light receiving unit, and having a diffused lens mounted therein, to externally transmit the sunlight transmitted by the optical fiber. Including a light emitting portion to diffuse, The light-receiving unit is an end tip for transmitting light of the solar light collecting device, so that one end of the optical fiber bundle is located at the light collecting point of the solar light collecting device. The method according to claim 1, wherein the light receiving unit, One end of the optical fiber bundle has a hollow inside to be inserted, one side is formed with a diameter expansion portion coupled to one side of the solar photovoltaic device, the other end is formed with an axis diameter portion, one side of the end tip head And a tube surrounding the optical fiber bundle, and an adapter coupled to the end of the optical fiber. The method according to claim 2, The light emitting unit, The shaft diameter portion is formed on one side and the enlarged diameter portion is formed on the other side, the adapter is coupled to the shaft diameter portion, and the enlarged portion includes a lens casing in which the diffusion lens is mounted therein. End tip for transmission. The method according to claim 2, wherein the adapter, The optical fiber has a hollow therein to be inserted, one end of the optical transmission device, characterized in that the screw thread is formed on one side of the outer peripheral surface. The method according to claim 2, A connector for extending the optical fiber is provided between the light receiving portion and the light emitting portion, wherein the adapter is coupled to both ends of the connector, the light transmission end tip of the solar photovoltaic device. The method according to claim 2, Between the light-receiving unit and the light-emitting unit is provided with a flexure for combining or splitting the sunlight transmitted through the optical fiber, the adapter is coupled to both ends of the lighter, the optical transmission of the solar light apparatus Dragon tip.

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