CN206989092U - Double luminous source optical fiber illuminators - Google Patents

Abstract

The utility model discloses double luminous source optical fiber illuminators, LED controller connects with LED light group control, the exiting surface of LED light group is towards photo-coupler, photo-coupler is connected by fibre bundle with optical splitter, optical splitter is connected by fibre bundle with going out optical assembly, going out optical assembly includes reflection lampshade, astigmatism concavees lens and diffusion disk, is sequentially arranged astigmatism concavees lens and diffusion disk along the transmission direction of fibre bundle, astigmatism concavees lens are located at the centre position of reflection lampshade.Realize the effect of light source at one, distributed lighting.According to the power of light, light filling function is realized automatically；According to the region area of daylighting, set it is different go out optical assembly, ensure that the stability of illumination and good beam quality.

Description

Dual light source fiber optic lighting system

technical field

The utility model relates to a dual light source optical fiber lighting system, in particular to an optical fiber lighting system in which sunlight and LED dual light source lighting are complementary.

Background technique

At present, the current social and economic level is constantly improving, and in order to improve the utilization rate of land, the single-story area of buildings is getting larger and larger, and all of them have basements, which has caused the phenomenon of poor indoor lighting conditions. In order to solve the problem of poor indoor lighting, it is necessary to use the power system for lighting for a long time, which consumes a lot of resources.

Effective use of solar energy is an inevitable trend of today's technological development and a need for sustainable development. The use of fiber optic bundles to introduce sunlight into the room is the key to solving lighting problems in places such as basements. Many companies and organizations have begun to study fiber optic lighting systems to solve the problem of poor lighting conditions in basements and other places. However, the analysis found that some existing technical solutions have certain defects.

Patent Publication No. CN 201610413454.0 discloses an energy-saving optical fiber lighting system, which still needs electricity to power the light source, so the main disadvantage is the consumption of power resources. Patent Publication No. CN 201310117958.4 discloses a light-trap optical fiber lighting device, which only uses sunlight as a light source without considering the insufficient light intensity. Patent Publication No. CN201410819382.0 discloses an indoor optical fiber lighting device, which diffuses and transmits light using a Nefer lens, and the beam quality is poor, so it is not suitable for large-area indoor lighting. Patent Publication No. CN200810020023.3 discloses a solar photoelectric complementary fiber optic lighting device. The light coming out of the light-splitting system is diffused only by light-emitting terminals or light-emitting optical fibers, which also cannot meet the lighting standard.

In view of the deficiencies of the existing technical solutions, it is very important to design a fiber optic lighting system with good supplementary light, light splitting, and scattering conditions to meet the needs of lighting.

Utility model content

The purpose of the utility model is to overcome the deficiencies in the prior art and provide a double light source optical fiber lighting system.

The purpose of this utility model is achieved through the following technical solutions:

The dual light source fiber optic lighting system is characterized by: including LED controller, LED lamp group, optical coupler, beam splitter and light output component, the LED controller is connected to the LED lamp group, and the light output surface of the LED lamp group faces the optical coupler , the optical coupler is connected to the beam splitter through the fiber bundle, and the beam splitter is connected to the light output component through the fiber bundle. The light output component includes a reflector lampshade, an astigmatism concave lens and a diffuser mirror. The astigmatic concave lens is located in the middle of the reflector shade.

Further, in the above dual light source fiber optic lighting system, wherein the astigmatism concave lens is located in the middle of the largest opening of the reflective lampshade.

Further, in the above dual light source fiber optic lighting system, wherein the LED controller has a photosensitive sensor.

Further, in the above dual light source fiber optic lighting system, wherein the optical coupler includes a fixed mirror base and a convex lens installed thereon.

Further, in the above dual light source fiber optic lighting system, wherein the beam splitter includes a fixed mirror base and a beam splitter installed thereon.

Compared with the prior art, the utility model has significant advantages and beneficial effects, which are embodied in the following aspects:

The utility model realizes the effects of one light source and distributed lighting. According to the intensity of the light, the light supplement function is automatically realized; according to the area of the lighting area, different light emitting components are set to ensure the stability of the lighting and good beam quality. It solves the problems of unstable single light source lighting and uneven lighting output of fiber optic lighting, and can provide sufficient lighting for basements and other places. Moreover, the number of light emitting components can be set according to the size of the indoor lighting area to ensure uniform indoor light.

Description of drawings

Fig. 1: structural representation of the utility model;

Figure 2: Schematic diagram of the circuit principle of the LED controller.

detailed description

In order to have a clearer understanding of the technical features, purposes and effects of the present utility model, specific implementations are now described in detail.

As shown in Figure 1, the dual light source fiber optic lighting system includes LED controller 1, LED lamp group 2, optical coupler 4, beam splitter 5 and light output components, LED controller 1 is connected to LED lamp group 2 for control, and LED lamp group The light output surface of 2 faces the optical coupler 4, the optical coupler 4 is connected to the optical splitter 5 through the optical fiber bundle, the optical splitter 5 is connected to the light output component through the optical fiber bundle 6, and the light output component includes the reflector lampshade 7, the astigmatism concave lens 8 and the diffuser mirror 9 , the concave astigmatism lens 8 and the diffuser mirror 9 are sequentially arranged along the transmission direction of the optical fiber bundle, and the concave astigmatism lens 8 is located in the middle of the largest opening of the reflector lampshade.

The optical coupler 4 includes a fixed mirror base and a convex lens installed thereon. The beam splitter 5 includes a fixed mirror base and a beam splitter installed thereon.

The LED controller 1 has a photosensitive sensor, and can be arranged in a position where indoor light is difficult to reach as required. If the light-emitting components are set in different rooms, the light detection components of the LED controller can be arranged in different rooms, and all the collected signals can be compared through the single-chip microcomputer. As long as one signal reaches the set threshold, the LED light group can be controlled. 2 on.

The LED controller uses a single-chip microcomputer as the control unit, and a photosensitive sensor as the light detection element. The working circuit is shown in Figure 2. Use the P2.0 interface of the single-chip microcomputer as the signal input port, and use the P2.7 port as the signal output port to control the opening and closing of the LED light group 2.

The LED light group 2 can set the number of LED lights according to the lighting area and the required light intensity.

The optical coupler 4 includes a fixed mirror base and a convex lens installed thereon, and can be selected according to the average light intensity of the LED light group 2 and the sunlight intensity to have different sizes and focal lengths to achieve a good light-gathering effect.

The beam splitter 5 includes a fixed mirror base and a beam splitter mounted thereon, and the number of beam splitter lenses can be set according to the number of light output components set, so as to divide the light beam into a number equal to that of the light output components.

The light output assembly is composed of main parts such as a reflector lampshade 7, an astigmatism concave lens 8, and a diffuser mirror 9. According to the specific conditions of the lighting area, evenly distribute the light to achieve the effect of uniform light. After passing through the beam splitter, since the light spot emitted by the optical fiber bundle is very small, the light spot is dispersed by using the principle of astigmatism concave lens, and the obtained light is irradiated on the diffuser mirror 9, and diffuse reflection occurs, and the light reflected to the reflector lampshade 7 , further reflection, and finally a better quality beam is obtained.

Under the condition of sufficient light, the sunlight 3 is converged into one point through the optical coupler 4 . In the case of relatively weak light, the photosensitive sensor in the LED controller 1 senses the light signal, transmits it to the single-chip microcomputer, and controls the 2LED lamp group 2 to turn on. The light from the LED lamp group 2 and the sunlight 3 are converged into one point through the optical coupler 4 and transmitted to the optical splitter 5 along the optical fiber bundle. The light beam can be divided into two beams of light under the action of the dichroic lens. The light beam continues to pass downward along the fiber optic system, and after passing through the astigmatism concave lens 8 and the diffuser mirror 9, the lighting effect is achieved.

In summary, the utility model realizes the effects of one light source and distributed lighting. According to the intensity of the light, the light supplement function is automatically realized; according to the area of the lighting area, different light emitting components are set to ensure the stability of the lighting and good beam quality. It solves the problems of unstable single light source lighting and uneven lighting output of fiber optic lighting, and can provide sufficient lighting for basements and other places. Moreover, the number of light emitting components can be set according to the size of the indoor lighting area to ensure uniform indoor light.

It should be noted that: the above description is only a preferred embodiment of the present utility model, and is not intended to limit the scope of rights of the present utility model; at the same time, the above description should be clear and implementable for professionals in the relevant technical field, so other unspecified Equivalent changes or modifications that deviate from the spirit disclosed in the utility model shall be included in the scope of the patent application.

Claims (5)

1. Dual light source fiber optic lighting system, characterized in that it includes an LED controller, LED lamp group, optical coupler, beam splitter and light output components, the LED controller is connected to the LED lamp group control, and the light output surface of the LED lamp group faces Optical coupler, the optical coupler is connected to the beam splitter through the fiber bundle, the beam splitter is connected to the light output component through the fiber bundle, the light output component includes a reflector lampshade, an astigmatism concave lens and a diffuser mirror, and the astigmatism concave lens and diffuser are arranged in sequence along the transmission direction of the fiber bundle Shooting mirror, the astigmatism concave lens is located in the middle of the reflector lampshade. 2. The dual light source fiber optic lighting system according to claim 1, characterized in that: the astigmatism concave lens is located in the middle of the largest opening of the reflector lampshade. 3. The dual light source fiber optic lighting system according to claim 1, wherein the LED controller has a photosensitive sensor. 4. The dual light source fiber optic lighting system according to claim 1, wherein the optical coupler comprises a fixed mirror base and a convex lens installed thereon. 5. The dual light source fiber optic lighting system according to claim 1, wherein the beam splitter comprises a fixed mirror base and a beam splitter installed thereon.