CN217464147U - Skylight structure with reflector - Google Patents
Skylight structure with reflector Download PDFInfo
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- CN217464147U CN217464147U CN202221326427.7U CN202221326427U CN217464147U CN 217464147 U CN217464147 U CN 217464147U CN 202221326427 U CN202221326427 U CN 202221326427U CN 217464147 U CN217464147 U CN 217464147U
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- light source
- reflector
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- visible light
- scattering plate
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Abstract
The utility model discloses a take skylight structure of speculum, include the first visible light source system, speculum, the nanometer scatter plate that set gradually along the light path, first visible light source system forms contained angle alpha with ox axle, and speculum and ox axle form the contained angleBeta, the angle between the nano scattering plate and the ox axis is 0, and the upper surface F of the nano scattering plate 1 And a lower surface F 2 Parallel with ox axle, can design the skylight of different light-emitting angles according to the scene needs, including two kinds of light-emitting modes of oblique light-emitting and positive light-emitting. Adopt the utility model discloses, not only have the effect of even light, the dark space has more clear border moreover, and it is similar to see through the scene that the skylight produced more with natural sunshine, gives the scene that a more real natural sunshine transmission enters the skylight of observer.
Description
Technical Field
The utility model belongs to the lamps and lanterns field, in particular to take skylight structure of speculum.
Background
The existing sky lamp can simulate sunlight and blue sky. Array LEDs are generally adopted, and the LEDs are changed into approximately parallel light after passing through a TIR lens and then pass through an array fly eye lens to form a square-like light spot to be irradiated on a window.
However, in the implementation of the sky light, there are problems of poor light uniformity, blurred edges, and the like, which results in poor effect of the sky light.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a take skylight structure of speculum, the light homogeneity is good, and the bright dark space of light beam has more clear border.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a skylight structure with a reflector comprises a first visible light source system, the reflector and a nanometer scattering plate which are sequentially arranged along a light path, wherein the first visible light source system forms an included angle alpha with an ox shaft, the reflector forms an included angle beta with the ox shaft, the nanometer scattering plate forms an included angle 0 with the ox shaft, and the upper surface F of the nanometer scattering plate 1 And a lower surface F 2 Parallel to the ox axis;
when the incident light generated by the first visible light source system is reflected by the mirror surface of the reflector, the reflected light is transmitted to the upper surface F of the nanometer scattering plate 1 The light emitting device is oblique, namely 0 degree is more than 0 and less than 90 degrees, and an oblique light emitting mode is formed;
when the incident light generated by the first visible light source system passes through the reflecting mirror surface, the reflected light generated by the reflecting mirror surface and the upper surface F of the nanometer scattering plate 1 When the angle is vertical, that is, when 0 is 90 °, a normal light emission mode is formed.
Preferably, when the reflector forms an angle β of 0 ° with the ox axis, a second visible light source system symmetrical to the first visible light source system is disposed on the other side on the nano scattering plate.
Preferably, the first visible light source system or the second visible light source system is composed of an LED light source, a collimating lens and a PCB, and the LED light source is a point light source, a line light source or a surface light source.
Preferably, the collimating lens is a total reflection lens or a reflection cup, and the light-emitting angle of the collimating lens is 5 °, 10 ° or 15 °.
Preferably, when the first visible light source system or the second visible light source system is a point light source, the reflector is a paraboloid or a curved surface, and the point light source is located at the focal point of the reflector; when the first visible light source system or the second visible light source system is a linear light source or a surface light source, the reflecting mirror adopts a plane.
Preferably, when the reflector is a plane, the reflector is made of explosion-proof glass, an acrylic soft mirror or a background PET reflecting film.
Preferably, the nanometer scattering plate is a PMMA plate filled with nanometer titanium dioxide, and is a plane hexagon with the thickness of 1.8 mm-15 mm.
Preferably, the nanometer scattering plate is a transparent PMMA plate with nanometer titanium dioxide, or a PMMA plate with nanometer titanium dioxide frosted on one side, or a PMMA plate with nanometer titanium dioxide frosted on two sides.
The technical effects of the utility model: the utility model can design skylight lamps with different light-emitting angles according to scene requirements, and comprises two light-emitting modes of oblique light-emitting and positive light-emitting; adopt the utility model discloses, not only have the effect of even light, the dark space has more clear border moreover, and it is similar to see through the scene that the skylight produced more with natural sunshine, gives the scene that a more real natural sunshine transmission enters the skylight of observer.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is a schematic view of embodiment 1 of the present invention;
fig. 3 is a schematic view of embodiment 2 of the present invention;
fig. 4 is a schematic diagram of embodiment 3 of the present invention.
Reference numerals: 1. the light source comprises a first visible light source system, 2, a reflector, 3, a nanometer scattering plate, 4, a second visible light source system, 5, reflected light, 6 and incident light.
Detailed Description
A skylight structure with a reflector comprises a first visible light source system 1, a reflector 2 and a nanometer scattering plate 3 which are sequentially arranged along a light path, the schematic diagram is shown in figure 1, the first visible light source system 1 forms an included angle alpha with an ox axis, the reflector 2 forms an included angle beta with the ox axis, and the included angle beta and the nanometer scattering plate are containedThe rice scattering plate 3 forms an included angle of 0 with the ox axis, and the upper surface F of the nano scattering plate 3 1 And a lower surface F 2 Parallel to the ox axis;
when the incident light generated by the first visible light source system 1 is reflected by the mirror surface of the reflector 2, and the upper surface F of the nano-scattering plate 3 1 The light emitting device is oblique, namely 0 degrees is more than 0 and less than 90 degrees, and a light emitting mode of oblique light emitting is formed;
when the incident light generated by the first visible light source system 1 passes through the reflecting mirror 2, the reflected light generated by the mirror surface and the upper surface F of the nanometer scattering plate 3 1 When the angle is vertical, that is, when 0 is 90 °, a normal light emission mode is formed.
The first visible light source system 1 or the second visible light source system 4 is composed of an LED light source, a collimating lens and a PCB, and the LED light source is a point light source, a line light source or a surface light source.
The collimating lens is a total reflection lens or a reflecting cup, and the light-emitting angle of the collimating lens is 5 degrees, 10 degrees or 15 degrees.
When the first visible light source system 1 or the second visible light source system 4 is a point light source, the reflector 2 is a paraboloid or a curved surface, and the point light source is positioned at the focus of the reflector 2; when the first visible light source system 1 or the second visible light source system 4 is a linear light source or a surface light source, the reflecting mirror 2 is a plane.
When the reflector 2 is a plane, the material of the reflector 2 is explosion-proof glass, acrylic soft lens or background PET reflective film.
The nanometer scattering plate 3 is a PMMA plate filled with nanometer titanium dioxide, is in a plane hexagon shape, and has the thickness of 1.8 mm-15 mm.
The nanometer scattering plate 3 is a transparent PMMA plate with nanometer titanium dioxide, or a PMMA plate with single-sided frosted nanometer titanium dioxide, or a PMMA plate with double-sided frosted nanometer titanium dioxide.
According to the mirror reflection principle, the following correlation exists between the included angle 0 between the nanometer scattering plate 3 and the ox axis, the included angle alpha between the light source system 1 and the ox axis, and the included angle beta between the reflector 2 and the ox axis:
0＝90°－(α－2β)
when the included angle between the nanometer scattering plate 3 and the ox axis is 0 degree equal to 90 degreesAt this time, the reflected light and the upper surface F of the nano scattering plate 3 1 And is vertical. In this case, α is 2 β.
Similarly, when α is 2 β +60 °, 0 is 30 °. At this time, when β is 0 °, α is 60 °.
Similarly, when α is 2 β +45 °, 0 is 45 °. At this time, when β is 0 °, α is 45 °.
Similarly, when α is 2 β +30 °, 0 is 60 °. In this case, when β is 0 °, α is 30 °
Therefore, the required light-emitting angle of the reflected light can be obtained by adjusting the angle relationship between the included angle alpha between the visible light source system 1 and the ox axis and the included angle beta between the reflector 2 and the ox axis.
Example 1
Referring to fig. 2, the skylight structure with the reflector in this embodiment includes a first visible light source system 1, a reflector 2, and a nano scattering plate 3 sequentially disposed along a light path, where the first visible light source system 1 forms an included angle α with an ox axis, the reflector 2 forms an included angle β with the ox axis, the nano scattering plate 3 forms an included angle 0 with the ox axis, and an upper surface F of the nano scattering plate 3 1 And a lower surface F 2 Parallel to the ox axis.
Incident light generated by the first visible light source system 1, reflected light generated by the mirror surface of the reflector 2, and the upper surface F of the nano-scattering plate 3 1 The light emitting device is inclined, namely 0 degrees is less than 0 and less than 90 degrees, and an inclined light emitting mode is formed.
Example 1 may cause a phenomenon of uneven light emission on the nano diffusion plate 3 depending on the area and placement range of the first visible light source system 1, the angle α between the first visible light source system 1 and the ox axis, and the width of the nano diffusion plate.
Example 2
Referring to fig. 3, on the basis of embodiment 1, in order to solve the problem of obviously uneven light emission, a second visible light source system 4 may be disposed at the other end of the nano scattering plate 3, so as to enhance the boundary of the bright and dark areas. The light emitting mode of oblique light emitting is adopted in embodiment 2, and details are not described here.
Example 3
Referring to FIG. 4, when the visible light source system 1 forms an angle with the ox axisWhen alpha is 60 degrees and the included angle beta between the reflector 2 and the ox axis is 30 degrees, alpha is 2 beta, the included angle 0 between the nanometer scattering plate 3 and the ox axis is 90 degrees, the incident light 6 generated by the visible light source system 1 passes through the reflected light 5 generated by the mirror surface of the reflector 2 and the upper surface F of the nanometer scattering plate 3 1 Is vertical and becomes a form of positive luminescence.
In the above embodiment, the reflected light 5 passes through the upper surface F of the nano diffusion plate 3 1 Then, under the action of nano scattering, the cold light with shorter wavelength, such as blue light, is strongly diffused, and the blue light is diffused throughout the nano scattering plate 3, so as to generate the blue-sky effect. While the warm light with shorter wavelength, such as yellow and red light, is transmitted through the lower surface F of the nano diffusion plate 3 2 。
The utility model discloses a following: according to the principle of specular reflection, the shape of the light spot transmitted through the nano scattering plate 3 is the same as that of the reflecting mirror 2. If the shape of the reflector 2 is rectangular, the shape of the outgoing light spot is also rectangular; if the shape of the mirror 2 is circular, the shape of the emerging spot is also circular. Therefore, the bright and dark areas have clearer boundaries which are more similar to the scene generated by natural sunlight penetrating through the skylight, and a more real scene of the natural sunlight penetrating into the skylight is provided for an observer.
Claims (6)
1. A skylight structure with a reflector is characterized in that: the device comprises a first visible light source system (1), a reflector (2) and a nanometer scattering plate (3) which are sequentially arranged along a light path, wherein the first visible light source system (1) forms an included angle alpha with an ox axis, the reflector (2) forms an included angle beta with the ox axis, the nanometer scattering plate (3) forms an included angle 0 with the ox axis, and the upper surface F of the nanometer scattering plate (3) 1 And a lower surface F 2 Parallel to the ox axis;
when the incident light generated by the first visible light source system (1) is reflected by the mirror surface of the reflector (2) and the upper surface F of the nanometer scattering plate (3) 1 The light emitting device is oblique, namely 0 degrees is more than 0 and less than 90 degrees, and a light emitting mode of oblique light emitting is formed;
when the incident light generated by the first visible light source system (1) passes through the reflecting mirror (2) and the upper surface F of the nanometer scattering plate (3) 1 When the angle is vertical, that is, when 0 is 90 °, a normal light emission mode is formed.
2. The skylight structure with reflector of claim 1, characterized in that: when the reflector (2) forms an included angle beta of 0 degrees with the ox axis, a second visible light source system (4) which is symmetrical to the first visible light source system (1) is arranged on the other side of the nanometer scattering plate (3).
3. A structure of a reflector skylight lamp as set forth in claim 1 or 2, characterized in that: the first visible light source system (1) or the second visible light source system (4) is composed of an LED light source, a collimating lens and a PCB, and the LED light source is a point light source, a line light source or a surface light source.
4. A skylight structure with reflector according to claim 3, characterized in that: the collimating lens is a total reflection lens or a reflecting cup, and the light-emitting angle of the collimating lens is 5 degrees, 10 degrees or 15 degrees.
5. A skylight structure with a reflector according to claim 3, characterized in that: when the first visible light source system (1) or the second visible light source system (4) is a point light source, the reflector (2) is a paraboloid or a curved surface, and the point light source is positioned at the focus of the reflector (2); when the first visible light source system (1) or the second visible light source system (4) is a linear light source or a surface light source, the reflecting mirror (2) adopts a plane.
6. The structure of a skylight with a reflector as set forth in claim 5, wherein: when the reflector (2) is a plane, the material of the reflector (2) adopts explosion-proof glass, acrylic soft mirror or background PET reflecting film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221326427.7U CN217464147U (en) | 2022-05-30 | 2022-05-30 | Skylight structure with reflector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221326427.7U CN217464147U (en) | 2022-05-30 | 2022-05-30 | Skylight structure with reflector |
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| Publication Number | Publication Date |
|---|---|
| CN217464147U true CN217464147U (en) | 2022-09-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221326427.7U Active CN217464147U (en) | 2022-05-30 | 2022-05-30 | Skylight structure with reflector |
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| CN (1) | CN217464147U (en) |
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2022
- 2022-05-30 CN CN202221326427.7U patent/CN217464147U/en active Active
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