CN218787519U - Sunshine simulating sky lamp - Google Patents
Sunshine simulating sky lamp Download PDFInfo
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- CN218787519U CN218787519U CN202222705366.1U CN202222705366U CN218787519U CN 218787519 U CN218787519 U CN 218787519U CN 202222705366 U CN202222705366 U CN 202222705366U CN 218787519 U CN218787519 U CN 218787519U
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Abstract
The utility model discloses a simulation sunshine sky lamp, include: a base provided with a concave cavity; the light-emitting module is arranged in the cavity of the base and comprises a substrate and a plurality of light-emitting pieces electrically connected with the substrate, and an included angle between the light-emitting direction of each light-emitting piece and a perpendicular line of the substrate is gradually increased outwards from the center of the substrate; and the Rayleigh scattering panel is connected with the base, and the Rayleigh scattering panel and the base enclose a cavity for accommodating the light emitting module. Because the contained angle between the perpendicular of the luminous direction of illuminating part and base plate is outwards crescent by the center, the luminous direction of different illuminating parts is different and is the central scattering form promptly, make the observer when the different positions below the light-emitting module are observed new head, the luminous direction who has some illuminating parts shines observer's eyes directly, present the white light effect, can reach the sunshine purpose of sunlight, the non-direct light that other illuminating parts produced still is blue simulation blue sky after the rayleigh scattering, can follow the sunshine effect of simulation sunlight of different angles observation.
Description
Technical Field
The utility model relates to a sky lamp field, in particular to simulation sky lamp sunshine.
Background
In order to simulate the effect of natural sky, sky lamp products appear in the market, according to the structure that a light source is matched with a Rayleigh scattering panel, light generated by the light source irradiates the Rayleigh scattering panel, blue light is formed through Rayleigh scattering of the light, and the purpose of simulating the natural blue sky is achieved. However, the conventional sky light can only simulate the effect of blue sky, and cannot realize the effect of simulating solar insolation.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a simulation sky light in sunshine, it can simulate the effect in sunshine, makes the observer can follow different angles and observe the effect in sunshine of simulation sunlight.
According to the utility model discloses simulation sunshine sky lamp, include: a base provided with a concave cavity; the light-emitting module is arranged in the base cavity and comprises a substrate and a plurality of light-emitting pieces electrically connected with the substrate, and an included angle between the light-emitting direction of each light-emitting piece and the perpendicular line of the substrate is gradually increased outwards from the center of the substrate; and the Rayleigh scattering panel is connected with the base, and the Rayleigh scattering panel and the base enclose a cavity for accommodating the light-emitting module.
According to the utility model discloses simulation sunshine sky lamp has following beneficial effect at least: the base plate is installed in the cavity of base, and the rayleigh scattering panel is connected with the base and forms the appearance chamber in order to shelter from the opening of cavity, is favorable to protecting light emitting module, and light emitting component work on the base plate produces light and penetrates to the rayleigh scattering panel on, and light emits to the external world after the rayleigh scattering and throws light on, can realize the effect of simulation blue sky. Simultaneously, because the contained angle between the perpendicular line of the luminous direction of illuminating part and base plate is outwards crescent by the center, the luminous direction of different illuminating parts is different and be central scattering form promptly, make the observer when the different positions below the light-emitting module are observed new head, there is the luminous direction of part illuminating part to penetrate observer's eyes directly, present the white light effect, can reach the sunshine purpose of sunlight, the non-perpendicular light that other illuminating parts produced still is blue simulation blue sky after the rayleigh scattering, with this, the observer can follow the sunshine effect of simulation sunlight from different angles, and the user demand is satisfied.
According to some embodiments of the utility model, it is a plurality of the luminous center of luminous piece all is located same arc surface and evenly arranges the setting.
According to some embodiments of the utility model, the illuminating part is LED lamp pearl, LED lamp pearl is provided with the pin, the pin with substrate connection, the pin is relative the base plate slope is so that the luminous direction of LED lamp pearl with there is the contained angle between the plumb line of base plate.
According to the utility model discloses a some embodiments, with be located the base plate center the luminous center of LED lamp pearl is the original point and establishes the coordinate system, the arc surface radius at the luminous center place of LED lamp pearl satisfies the equation:
wherein x is 0 Is located at the edge of the light-emitting center coordinate of the LED lamp bead, r 0 The radius of the arc surface, L is the length of the substrate, d is the length of the pins, and theta is a preset angle.
According to the utility model discloses a some embodiments, the luminous direction of LED lamp pearl with contained angle between the perpendicular line of base plate satisfies the equation:
(A n +d sinψ) 2 +d 2 (1-cosψ) 2 -2r 0 d(1-cosψ)＝0
A n ＝ndsinθ,n∈Z
wherein: a. The n The base plate is provided with a base plate, the base plate is provided with a plurality of pins, the pins are connected with the base plate, the base plate is provided with a plurality of transverse coordinates, d is the length of the pins, psi is an included angle between the pins and the perpendicular line of the base plate, and theta is a preset angle.
According to some embodiments of the utility model, the luminous angle scope of LED lamp pearl is 0 to 90.
According to some embodiments of the present invention, the lighting module further comprises an optical adjusting member disposed in the accommodating cavity, and the optical adjusting member is located between the lighting module and the rayleigh scattering panel.
According to some embodiments of the present invention, the optical adjustment member comprises at least one of a brightness enhancement film, a diffusion film, a honeycomb core material, and a coating layer.
According to some embodiments of the invention, the base forms the wall of the cavity is provided with a light-absorbing layer.
According to the utility model discloses a some embodiments, the base plate with the base is connected, the base deviates from be provided with the heat dissipation arch on the another side wall face of base plate.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural diagram of one embodiment of the present invention;
fig. 2 is a schematic diagram of the coordinate establishment according to one embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, if there are first and second descriptions for distinguishing technical features, they are not interpreted as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.
In the description of the present invention, unless there is an explicit limitation, the terms such as setting, installing, connecting, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meaning of the terms in the present invention by combining the specific contents of the technical solution.
As shown in fig. 1 and 2, a sunshine simulating sky lamp according to an embodiment of the present invention includes: a base 100 provided with a cavity; the light emitting module 200 is disposed in the cavity of the base 100, the light emitting module 200 includes a substrate 210 and a plurality of light emitting elements 220 electrically connected to the substrate 210, and an included angle between a light emitting direction of the light emitting elements 220 and a perpendicular line of the substrate 210 is gradually increased from a center of the substrate 210 to the outside; the rayleigh scattering panel 300 is connected to the base 100, and the rayleigh scattering panel 300 and the base 100 enclose a cavity 101 for accommodating the light emitting module 200.
The base plate 210 is installed in the cavity of base 100, and rayleigh scattering panel 300 is connected with base 100 in order to shelter from the opening of cavity and form and hold chamber 101, is favorable to protecting light emitting module 200, and light emitting part 220 work on the base plate 210 produces light and shines on rayleigh scattering panel 300, and light shines outside after the rayleigh scattering and throws light on, can realize the effect of simulation blue sky. Meanwhile, because the included angle between the light-emitting direction of the light-emitting piece 220 and the perpendicular line of the substrate 210 is gradually increased from the center to the outside, namely, the light-emitting directions of different light-emitting pieces 220 are different and are in a central scattering shape, when an observer looks up at different positions below the light-emitting module 200, the light-emitting direction of part of the light-emitting pieces 220 directly irradiates the eyes of the observer, a white light effect is achieved, the sunlight can be obtained, the non-direct light generated by other light-emitting pieces 220 is still blue simulated blue sky after Rayleigh scattering, therefore, the observer can observe the effect of simulated sunlight from different angles, and the use requirement is met.
In some embodiments of the present invention, the rayleigh scattering panel 300 is made of a polymer material doped with nanoparticles, the polymer material is made of a transparent material such as PMMA, PS, PC, MS, PET, etc., and the doped nano material may include silica, titanium dioxide, calcium carbonate, barium sulfate, ag, al, au, cu, silicone, acrylic resin, styrene resin, etc.
The Rayleigh scattering plate panel can be made into a transparent panel, a single-sided frosted panel, a double-sided frosted panel and a panel with a microcrystal structure on the surface through a process; the rayleigh scattering panel 300 can adjust the light emitting effect by adding toner appropriately
Referring to fig. 1 and 2, in some embodiments of the present invention, the light emitting centers of the plurality of light emitting members 220 are all located on the same arc surface and are uniformly arranged.
The light-emitting member 220 is located same arc surface and evenly arranges the setting, is favorable to the contained angle between the perpendicular of the luminous direction of adaptation light-emitting member 220 and base plate 210 by the outside crescent structure in center of base plate 210, makes luminous luminance more even simultaneously, improves the illuminating effect.
Referring to fig. 1 and 2, in some embodiments of the present invention, the light emitting member 220 is a LED lamp bead, the LED lamp bead is provided with a pin 221, the pin 221 is connected with the substrate 210, and the pin 221 inclines relative to the substrate 210 so that an included angle exists between the light emitting direction of the LED lamp bead and the perpendicular line of the substrate 210.
LED lamp pearl passes through pin 221 and is connected with base plate 210, and the pin 221 inclines relative to base plate 210 and can adjust the contained angle between the luminous direction of LED lamp pearl and the perpendicular line of base plate 210, conveniently sets up the luminous direction of LED lamp pearl.
The utility model discloses an in some embodiments, illuminating part 220 can also include the implementation mode of SMD LED and lens spare, and SMD LED is connected with base plate 210, and lens spare covers on SMD LED, through the light that SMD LED produced of lens spare adjustment to make contained angle accord with the design demand between the perpendicular line of luminous direction and base plate 210.
Referring to fig. 2, in some embodiments of the present invention, a coordinate system is established with the light-emitting center of the LED lamp bead located at the center of the substrate 210 as the original point, and the radius of the arc surface where the light-emitting center of the LED lamp bead is located satisfies the equation:
wherein x is 0 Is the luminous center coordinate of the LED lamp bead at the edge r 0 Is the radius of the arc surface, L is the length of the substrate 210, d is the length of the leads 221, and θ is a predetermined angle.
The preset angle θ is an included angle between the light emitting direction of the edge LED lamp bead and the perpendicular line of the substrate 210, and can be understood as a maximum inclination angle of the LED lamp bead. The radius of the arc surface is determined according to the length L of the substrate 210, the length d of the pins 221 of the LED lamp beads and the preset included angle theta, and therefore all the LED lamp beads can be ensured to be positioned on the same arc surface in the light emitting process through adjusting the inclination angles of the pins 221 and the substrate 210.
Improper arc surface radius, if the radius is too large or too small, can cause that no matter how the pins 221 are arranged on part of the LED lamp beads, the light-emitting center of the LED lamp beads cannot be located on the arc surface.
Referring to fig. 2, in some embodiments of the present invention, the included angle between the light emitting direction of the LED lamp bead and the perpendicular line of the substrate 210 satisfies the equation:
(A n +d sinψ) 2 +d 2 (1-cosψ) 2 -2r 0 d(1-cosψ)＝0
A n ＝ndsinθ,n∈Z
wherein: a. The n The abscissa of the connection between the leads 221 and the substrate 210, d is the length of the leads 221, ψ is the angle between the leads 221 and the perpendicular to the substrate 210, and θ is a predetermined angle.
N is related to the number of the LED lamp beads, and N is an integer, namely N =0, 1, 2 \8230, N. Through above-mentioned equation, can solve the contained angle psi between the perpendicular of the luminous direction of every LED lamp pearl and base plate 210, set up LED lamp pearl according to the contained angle psi that calculates, can set up the luminous center of LED lamp pearl on same arc surface.
The preset angle theta can be set according to different product models and use scenes. 45 deg. may be used as the preset angle theta as shown in fig. 2.
In some embodiments of the present invention, the light emitting angle range of the LED lamp bead is 0 ° to 90 °.
According to the practical application requirements, the LED lamp beads with different light-emitting angles can be adopted, and different use environments are met. The light emission angle of the LED is in the range of 0 ° to 90 °, which may be a typical value: 5 °, 15 °, 30 °, etc.
In some embodiments of the present invention, the overall light emitting angle range of the light emitting module 200 is 10 ° to 220 °. May be a typical value: 30 °, 60 °, 90 °, 220 °, etc.
Referring to fig. 1 and 2, in some embodiments of the present invention, the lighting device further includes an optical adjustment member 400 disposed in the cavity 101, wherein the optical adjustment member 400 is located between the lighting module 200 and the rayleigh scattering panel 300.
Before the light generated by the light emitting module 200 is irradiated onto the rayleigh scattering panel 300, the light is optically processed by the optical adjusting member 400 to adjust the optical characteristics of the light generated by the light emitting module 200, so as to meet the use requirements of different environments.
In some embodiments of the present invention, the optical modifier 400 comprises at least one of a brightness enhancement film, a diffusion film, a honeycomb core, and a coating layer.
The brightness enhancement film can collect dispersed light to the front direction, and can meet the application scene with higher front illumination brightness requirements. The diffusion film can diffuse light, so that the brightness of the light is more uniform and softer. The honeycomb core material can reduce the glare condition. The coating film layer can filter stray light, and light quality is improved. According to the practical application scene, the brightness enhancement film, the diffusion film, the honeycomb core material and the coating film layer can be used independently or in combination so as to meet the application requirements.
Referring to fig. 1, in some embodiments of the present invention, the walls of the base 100 that form the cavity are provided with a light absorbing layer 110.
When light generated by the light emitting module 200 irradiates the rayleigh scattering panel 300, part of the light is reflected to the wall surface of the cavity, and the light absorbing layer 110 is arranged on the wall surface of the cavity, so that stray light formed by reflection can be absorbed, the influence of the stray light on the illumination effect can be reduced, and the illumination effect can be improved.
The light absorbing layer 110 may be an embodiment including a black lint, a black ink layer, a black frosted layer, etc. disposed on the wall surface of the cavity formed by the base 100.
Referring to fig. 1 and 2, in some embodiments of the present invention, the base plate 210 is connected to the base 100, and a heat dissipating protrusion 120 is disposed on another side wall surface of the base 100 facing away from the base plate 210.
Because the light emitting module 200 generates heat during operation, the base 100 deviates from the substrate 210, i.e., the heat dissipating protrusion 120 is disposed on the other side wall surface deviating from the light emitting module 200, so that the contact area between the base 100 and the air can be increased, the heat dissipating efficiency can be improved, the heat dissipating effect on the light emitting module 200 can be enhanced, and the reliability can be improved.
In some embodiments of the present invention, the light emitting device further includes a driving control module, the driving control module is disposed on the base 100, and the driving control module is electrically connected to the light emitting module 200. The drive control module can be an implementation mode comprising a single chip microcomputer and a common drive circuit.
In some embodiments of the present invention, the base 100 and the rayleigh scattering panel 300 may be implemented in different shapes such as circular, polygonal, and the like.
All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.
The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope of the claims of the present application.
Claims (10)
1. A simulated-sun sky light, comprising:
a base (100) provided with a cavity;
the light-emitting module (200) is arranged in the cavity of the base (100), the light-emitting module (200) comprises a substrate (210) and a plurality of light-emitting pieces (220) electrically connected with the substrate (210), and an included angle between the light-emitting direction of each light-emitting piece (220) and a perpendicular line of the substrate (210) is gradually increased outwards from the center of the substrate (210);
the Rayleigh scattering panel (300) is connected with the base (100), and the Rayleigh scattering panel (300) and the base (100) enclose a cavity (101) for accommodating the light-emitting module (200).
2. A simulated-sun sky light as claimed in claim 1, wherein: the light-emitting centers of the light-emitting pieces (220) are all positioned on the same arc surface and are uniformly arranged.
3. The simulated sunlight sky light of claim 1, wherein: luminous piece (220) are LED lamp pearl, LED lamp pearl is provided with pin (221), pin (221) with base plate (210) are connected, pin (221) are relative base plate (210) slope is so that LED lamp pearl give out light the direction with there is the contained angle between the perpendicular of base plate (210).
4. The simulated sunlight sky light of claim 3, wherein: establishing a coordinate system by taking the light-emitting center of the LED lamp bead positioned at the center of the substrate (210) as an original point, wherein the radius of the arc surface where the light-emitting center of the LED lamp bead is positioned satisfies an equation:
wherein x 0 Is the luminous center coordinate of the LED lamp bead at the edge, r 0 The radius of the arc surface is L, the length of the substrate (210), d, the length of the pins (221), and theta is a preset angle.
5. The simulated sunlight sky light of claim 4, wherein: the included angle between the light-emitting direction of the LED lamp bead and the perpendicular line of the substrate (210) satisfies the equation:
(A n +d sinψ) 2 +d 2 (1-cosψ) 2 -2r 0 d(1-cosψ)＝0
A n ＝nd sinθ,n∈Z
wherein: a. The n D is the length of the pin (221), phi is the included angle between the pin (221) and the perpendicular line of the substrate (210), and theta is a preset angle, wherein the abscissa is the connection abscissa of the pin (221) and the substrate (210).
6. A simulated-sun sky light as claimed in claim 3, wherein: the light-emitting angle range of the LED lamp bead is 0-90 degrees.
7. The simulated-day sky light of claim 1, wherein: the lighting module further comprises an optical adjusting piece (400) arranged in the cavity (101), and the optical adjusting piece (400) is located between the lighting module (200) and the Rayleigh scattering panel (300).
8. The simulated sunlight sky light of claim 7, wherein: the optical adjusting piece (400) comprises at least one of a bright enhancement film, a diffusion film, a honeycomb core material and a coating layer.
9. The simulated sunlight sky light of claim 1, wherein: the wall surface of the base (100) forming the cavity is provided with a light absorption layer (110).
10. The simulated sunlight sky light of claim 1, wherein: the base plate (210) is connected with the base (100), and a heat dissipation protrusion (120) is arranged on the other side wall surface of the base (100) departing from the base plate (210).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222705366.1U CN218787519U (en) | 2022-10-13 | 2022-10-13 | Sunshine simulating sky lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222705366.1U CN218787519U (en) | 2022-10-13 | 2022-10-13 | Sunshine simulating sky lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218787519U true CN218787519U (en) | 2023-04-04 |
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ID=86501952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222705366.1U Active CN218787519U (en) | 2022-10-13 | 2022-10-13 | Sunshine simulating sky lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218787519U (en) |
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- 2022-10-13 CN CN202222705366.1U patent/CN218787519U/en active Active
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