CN116136295A - Low-glare high-efficiency lighting fixtures - Google Patents

Abstract

A lighting device with low glare and high efficiency, comprising a casing, a power adapter, and an LED light source, the LED light source is arranged in the casing, the LED light source is connected to the output end of the power adapter, the input end of the power adapter is connected to connected to a power supply, the LED light source is arranged on the inner wall of the side of the housing, and the LED light source irradiates the inside of the housing. The light surface is provided with a second reflective layer, the reflective surfaces of the first reflective layer and the second reflective layer are arranged oppositely, and the second reflective layer is provided with light transmission holes. The present invention utilizes highly reflective reflective paper and the light-transmitting principle of small holes to design an indirect lighting device, which realizes the effect of reducing glare and increasing the light output efficiency of reflective lamps.

Description

Low-glare high-efficiency lighting fixtures

technical field

The present invention relates to the technical field of lighting accessories, and more specifically, to a lighting device with low glare and high efficiency.

Background technique

With the improvement of global environmental protection awareness, LED lighting has been rapidly developed in the field of indoor lighting.

Most of the LED lighting products on the market are illuminated by direct lighting. Due to the point light source characteristics of LEDs, this kind of product is very dazzling and has high glare.

Therefore, the problems existing in the prior art need to be further improved and developed.

Contents of the invention

(1) Purpose of the invention: In order to solve the above-mentioned problems in the prior art, the purpose of the present invention is to provide a device for realizing indirect lighting by using highly reflective reflective paper and the principle of small hole light transmission.

(2) Technical solution: In order to solve the above technical problems, this technical solution provides a lighting device with low glare and high efficiency, including a housing, a power adapter, and an LED light source. The LED light source is arranged in the housing, and the LED light source is connected to the The output end of the power adapter is connected, the input end of the power adapter is connected to the power supply,

The LED light source is arranged on the inner wall of the side of the housing, and the LED light source is irradiated to the inside of the housing. In the second reflective layer, the reflective surfaces of the first reflective layer and the second reflective layer are arranged opposite to each other, and the second reflective layer is provided with a light transmission hole.

In the low-glare and high-efficiency lighting device, the first reflective layer is an arc-shaped surface.

In the low-glare and high-efficiency lighting device, the plane where the edge of the first reflective surface is located is parallel to the second reflective surface, and the side of the housing on which the LED light source is arranged is mutually parallel to the second reflective surface. vertical.

In the low-glare high-efficiency lighting device, the diameter of the light-transmitting holes on the second reflecting surface is 8-100mm, and the hole spacing is 20-50mm or 10-20mm.

In the low-glare high-efficiency lighting device, the first reflective layer and the second reflective layer are respectively reflective paper.

In the low-glare high-efficiency lighting device, the diffuse reflectance of the reflective paper is greater than or equal to 93%.

In the low-glare and high-efficiency lighting device, a diffusion cover is provided on the light-transmitting surface of the housing.

In the low-glare high-efficiency lighting device, the diffusion cover is made of light-transmitting PC or cloth.

(3) Beneficial effects: the invention provides a low-glare and high-efficiency lighting device. Using highly reflective reflective paper and the principle of small hole light transmission, an indirect lighting device is designed to reduce glare and increase the light output efficiency of reflective lamps.

Description of drawings

Fig. 1 is a schematic diagram of the internal structure of the lighting device with low glare and high efficiency of the present invention;

Fig. 2 is a schematic bottom view of a preferred embodiment of the low-glare and high-efficiency lighting device of the present invention;

101-housing; 102-LED light source; 103-first reflective layer; 104-second reflective layer; 105-light transmission hole.

Detailed ways

The present invention will be described in further detail below in conjunction with preferred embodiment, set forth more details in the following description so as to fully understand the present invention, but, the present invention can obviously be implemented in a variety of other modes different from this description, Those skilled in the art can make similar promotions and deductions based on actual application situations without violating the connotation of the present invention, so the content of this specific embodiment should not limit the protection scope of the present invention.

The accompanying drawings are schematic diagrams of the embodiments of the present invention. It should be noted that the accompanying drawings are only examples and are not drawn in accordance with the same scale conditions, and should not be taken as limitations on the actual scope of protection of the present invention.

A lighting device with low glare and high efficiency includes a housing 101 , a power adapter, and an LED light source 102 . The input end of the power adapter is connected to the mains, and the output end of the power adapter is connected to the LED light source 102 to provide electric energy for the LED light source 102 .

The light-transmitting surface of the housing 101 is made of transparent material, which is used to transmit the light of the LED light source 102 out of the housing 101 to realize the lighting function. As shown in Figure 1 , the housing 101 is provided with a first reflective layer 103 and a second reflective layer 104, the second reflective layer 104 is arranged on the inner side of the light-transmitting surface of the housing 101, and the first reflective layer 103 is disposed on the inner side of the side opposite to the light-transmitting surface of the housing 101 , and the reflection surfaces of the first reflection layer 103 and the second reflection layer 104 are disposed opposite to each other.

The first reflective layer 103 is an arc surface, and the plane where the edge of the first reflective surface 103 is located is parallel to the second reflective surface 104 . The first reflective layer 103 and the second reflective layer 104 are respectively reflective paper.

The diffuse reflectance of the reflective paper is greater than or equal to 93%, and the material can be PET foam plastic, foam polycarbonate or Styrofoam with high rigidity. Specifically, it can be: the MCPET/MCPOLYCA material series of Furukawa Electric, the white optics white97TM series of Wanyang Technology, the Teijin Tetoron UF series of Teijin or the TORAY E series of Toray; Polyflor of Teijin and Toray dragon material. It can also be unexpanded polystyrene, unexpanded polycarbonate, unexpanded PET material or unexpanded polytetrafluoroethylene, for example, polystyrene reflective material from Whiteoptics, There is no specific limitation here.

The second reflective layer 104 is provided with a light transmission hole 105, and the LED light of the LED light source 102 passes through the first reflective layer 103 and the reflection surface of the second reflective layer 104 from the second reflective layer 104. The light transmission hole 105 emits light. The light-transmitting holes 105 follow the part close to the LED light source 102, and the holes are scattered and small in diameter, and the holes away from the LED light source 102 are densely packed and large in diameter, which is beneficial to improve the uniformity of light output. Specifically, the diameter of the light-transmitting hole 105 is 8-100mm, and the part of the light-transmitting hole 105 close to the LED light source 102 has a hole spacing of 20-50mm and an aperture of 8-40mm, which is far away from the LED light source 102. For the part, the hole spacing is 10-20mm, and the hole diameter is 40-100mm.

The light-transmitting hole can also be opened at any other position, so as to produce different light-emitting effects.

The LED light source 102 is arranged on the inner wall of the casing 101, and the LED light source irradiates the inside of the casing, specifically, the LED light source 102 is arranged on the first reflective layer 103 inside the casing 101 and the two ends of the second reflective layer 104 may be that the light-emitting surface of the LED light source 102 is perpendicular to the first reflective layer 103 and the second reflective layer 104, and faces the first reflective layer 103 and the direction where the second reflective layer 104 is located, may also be arranged at the edge position of the second reflective layer 104, at this time, the light-emitting surface of the LED light source 102 is parallel to the second reflective layer 104, and towards the first reflective layer 103 .

The light-transmitting surface of the housing 101 can also be provided with a diffuser cover, which diffuses light to improve lighting efficiency, and at the same time turns the dazzling light source of the LED light source 102 into a soft and healthy illuminant, achieving a good Under the premise of high light transmittance, it also has good light source dot matrix shielding. The material of the diffusion cover may be light-transmitting PC or cloth.

The lighting device is applicable to lamps of different shapes and other splicing lamps.

A low-glare and high-efficiency lighting device, using highly reflective reflective paper and the principle of small hole light transmission, designs an indirect lighting device to achieve the effect of reducing glare and increasing the light output efficiency of reflective lamps: under the same lighting effect, it can reduce The setting of the light source point can achieve the effect of saving energy by about 30%, and reduce the weight of the whole device by about 50%.

The above content is a description of the preferred embodiments of the present invention, which can help those skilled in the art to more fully understand the technical solution of the present invention. However, these Examples are only illustrations, and it cannot be considered that the specific embodiment of the present invention is limited to the description of these Examples. For those of ordinary skill in the technical field of the present invention, without departing from the concept of the present invention, they can also make some simple deduction and transformation, which should be regarded as belonging to the protection scope of the present invention.

Claims (8)

1. A lighting device with low glare and high efficiency, comprising a housing, a power adapter, and an LED light source, the LED light source is arranged in the housing, the LED light source is connected to the output end of the power adapter, and the input of the power adapter connected to the power supply, characterized in that, The LED light source is arranged on the inner wall of the side of the housing, and the LED light source is irradiated to the inside of the housing. In the second reflective layer, the reflective surfaces of the first reflective layer and the second reflective layer are arranged opposite to each other, and the second reflective layer is provided with a light transmission hole. 2. The low-glare and high-efficiency lighting device according to claim 1, wherein the first reflective layer is an arc-shaped surface. 3. The low-glare and high-efficiency lighting device according to claim 2, wherein the plane where the edge of the first reflective surface is located is parallel to the second reflective surface, and the housing is provided with one side of the LED light source perpendicular to the second reflective surface. 4 . The low-glare and high-efficiency lighting device according to claim 1 , wherein the diameter of the light-transmitting holes on the second reflecting surface is 8-100 mm, and the hole spacing is 20-50 mm or 10-20 mm. 5. The low-glare and high-efficiency lighting device according to claim 1, wherein the first reflective layer and the second reflective layer are respectively reflective paper. 6. The low-glare and high-efficiency lighting device according to claim 5, wherein the diffuse reflectance of the reflective paper is greater than or equal to 93%. 7. The low-glare and high-efficiency lighting device according to claim 1, wherein a diffusion cover is provided on the light-transmitting surface of the housing. 8. The low-glare and high-efficiency lighting device according to claim 6, wherein the diffusion cover is made of light-transmitting PC or cloth.

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