CN221301068U - Lamp set - Google Patents
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- CN221301068U CN221301068U CN202323178244.2U CN202323178244U CN221301068U CN 221301068 U CN221301068 U CN 221301068U CN 202323178244 U CN202323178244 U CN 202323178244U CN 221301068 U CN221301068 U CN 221301068U
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model provides a lamp, which comprises a shell, wherein the shell comprises a bottom wall and a frame extending from the bottom wall to a direction far away from the bottom wall, and a light outlet is formed between the bottom wall and the frame; the first light source system is arranged on the bottom wall, is surrounded by the frame and is provided with a first light emitting surface arranged at the light emitting opening, and the first light source system comprises a first light emitting module, and light rays emitted by the first light emitting module are emitted through the first light emitting surface; the second light source system is arranged between the frame and the first light source system and surrounds the first light emitting surface of the first light source system, the second light source system extends along the light emitting direction of the first light emitting module, the second light source system is provided with a second light emitting surface surrounding the first light emitting surface and positioned on the inner side of the frame, the second light source system comprises a second light emitting module, light rays emitted by the second light emitting module are emitted towards the direction deviating from the frame after passing through the second light emitting surface, and the emergent light rays of the first light emitting surface and the second light emitting surface are intersected. The lamp can simulate the effect that sunlight irradiates through a window.
Description
Technical Field
The utility model relates to the field of illumination, in particular to a lamp.
Background
Along with the improvement of living standard, people are also higher to the demand of illumination in different scenes, wherein, can simulate outdoor natural environment light's lamps and lanterns and obtain market's favor gradually, wide application in house, office building, market, stadium, station, indoor illumination such as airport, traditional blue sky lamp is generally by light source and the pattern board that draws blue sky white cloud to light the pattern board through the light source, form outdoor blue sky light environment, but this kind of scheme can't truly show blue sky and sunlight's matching effect, and the layering is poor, lacks the third dimension, and simulate fidelity is not good.
In this regard, blue sky light designs using light sources in combination with a scattering panel appear in the market to form sunlight in nature, but the light sources are single, the light change cannot be reflected, and the effect is still unsatisfactory.
In view of the foregoing, it is necessary to provide a lamp that can truly simulate the effect of natural light.
Disclosure of utility model
The utility model aims to provide a lamp capable of truly simulating the effect of natural light.
To achieve the above object, the present utility model provides a lamp, comprising:
The shell comprises a bottom wall and a frame extending from the bottom wall to a direction far away from the bottom wall, and a light outlet is formed between the bottom wall and the frame;
The first light source system is arranged on the bottom wall, is surrounded by the frame and is provided with a first light emitting surface arranged at the light emitting opening, the first light source system comprises a first light emitting module, and light rays emitted by the first light emitting module are emitted through the first light emitting surface;
The second light source system is arranged around the first light emitting surface of the first light source system, extends along the light emitting direction of the first light emitting module, is provided with a second light emitting surface which surrounds the first light emitting surface and is positioned on the inner side of the frame, and comprises a second light emitting module, wherein light rays emitted by the second light emitting module are emitted towards the direction deviating from the frame after passing through the second light emitting surface, and the emergent light rays of the first light emitting surface and the second light emitting surface are intersected.
As a further improvement of the present utility model, the second light source system further includes a non-light-emitting surface disposed away from the frame and adjacent to the second light-emitting surface, the second light-emitting surface (301) is connected with the non-light-emitting surface (302) in a circumferential direction and forms an annular surface around the first light-emitting surface (201), and a light/shadow transition region is formed between the non-light-emitting surface and the second light-emitting surface.
As a further improvement of the present utility model, the second light emitting module includes a base band second substrate surrounding the first light emitting surface and a light emitting member disposed on the base band second substrate, the light emitting member has different lighting areas, and the lighting areas on the light emitting member are controlled to include a light emitting area disposed close to the second light emitting surface and a non-light emitting area disposed away from the second light emitting surface, so as to form an illuminated second light emitting surface and a non-illuminated non-light emitting surface on the periphery of the first light emitting surface.
The second light-emitting module comprises a second substrate surrounding the first light-emitting surface and a light-emitting piece arranged in a partial area on the second substrate, and the light-emitting piece is lightened by control so as to form a second light-emitting surface which is illuminated and a non-light-emitting surface which is not illuminated on the periphery of the first light-emitting surface.
As a further improvement of the present utility model, the second light source system further includes a light shielding member disposed away from the second light emitting surface, and the second light emitting module and the light shielding member jointly surround a side of the first light emitting surface, which is close to the frame, so as to form a second illuminated light emitting surface and a non-illuminated light emitting surface on an outer periphery of the first light emitting surface.
As a further improvement of the utility model, at least part of the light emitted by the second light emitting module is projected onto the first light emitting surface after being emitted from the second light emitting surface, so as to form a virtual image of the second light emitting surface.
As a further improvement of the utility model, the first light source system comprises a transparent plate arranged on the first light-emitting surface and deviating from the first light-emitting module, one side of the transparent plate, deviating from the first light-emitting surface, is a mirror surface, and at least part of light rays emitted by the second light-emitting module are projected onto the transparent plate after being emitted from the second light-emitting surface and reflected by the mirror surface, so that a virtual image of the second light-emitting surface is formed.
As a further improvement of the utility model, the light emission direction of the first light-emitting module is the same as the extension direction of the frame, and the light emission direction of the second light-emitting module is the same as the emission direction of the first light-emitting module, or the light emission direction of the second light-emitting module is intersected with the emission direction of the first light-emitting module.
As a further improvement of the utility model, the second light source system further comprises a light distribution piece and a light emitting piece, wherein the second light emitting module is arranged above the light distribution piece and emits light towards the light distribution piece, and after being refracted by the light distribution piece, the light is emitted towards one side away from the frame through the light emitting piece.
As a further improvement of the present utility model, the second light source system further includes a light distribution member and a light emitting member, the light distribution member is disposed between the frame and the first light emitting surface, and extends beyond the first light emitting surface along the extending direction of the frame, the second light emitting module is disposed at a side of the frame facing the light distribution member, and the second light emitting module emits light toward the light distribution member, and after being refracted by the light distribution member, the light is emitted toward a side facing away from the frame through the light emitting member.
As a further improvement of the utility model, the lamp also comprises a projection system, the projection system comprises at least one projection device, and the direction of an emergent light beam of the projection device is consistent with the direction of a second emergent light surface in the second light source system, so that a simulated solar light spot with a preset shape is formed on a wall surface or ground surface in the same direction as the second emergent light surface.
As a further improvement of the present utility model, the second light-emitting surface emits light obliquely downward.
As a further improvement of the utility model, the light rays emitted from the first light emitting surface form rays imitating sunlight.
Compared with the prior art, the technical scheme of the utility model has the following beneficial effects: the first light source system of the lamp can simulate the effects similar to blue sky, sunset, morning light and blue sky and white cloud, and the second light source system surrounding the first light source system can simulate the effect that sunlight is emitted from one side of a window and only illuminates the window edge at one side of the window, so that the lighting effect of the lamp is more realistic.
Drawings
Fig. 1 is a perspective view of a lamp according to an embodiment of the present utility model.
Fig. 2 is a cross-sectional view of the luminaire shown in fig. 1.
Fig. 3 is an exploded view of the structure of the lamp of fig. 1.
Fig. 4 is a schematic plan view of the first light emitting module in the lamp shown in fig. 3.
Fig. 5 is a schematic view of a light emitting module in the first light emitting module shown in fig. 3.
Fig. 6 is a schematic diagram of a second light emitting module in the lamp shown in fig. 3.
Fig. 7 is a structural exploded view of a second embodiment of a second light source system in the present utility model.
Fig. 8 is a schematic diagram of the second light emitting module in fig. 7.
Fig. 9 is a structural exploded view of a light distributing member of a third embodiment of the second light source system in the present utility model.
Fig. 10 is an optical path diagram of the light distribution member in the present utility model when the light distribution member is a lens.
Fig. 11 is an optical path diagram of the case where the light distribution member is a polarized lens in the present utility model.
Fig. 12 is a light path diagram of the light distributing member in the present utility model when the light distributing member is a reflector cup.
Fig. 13 is a light path diagram of the light distributing member of the present utility model in the case of an eccentric reflector cup.
Fig. 14 is an optical path diagram of a side projection apparatus in an embodiment of the present utility model.
Fig. 15 is a perspective view of a projection apparatus according to an embodiment of the present utility model.
Fig. 16 is a structural exploded view of the projection device shown in fig. 15.
Fig. 17 is a lighting effect diagram of a lamp according to a preferred embodiment of the present utility model.
Fig. 18 is a lighting effect diagram of the first and second light source systems of the lamp according to a preferred embodiment of the present utility model.
100-Lamp;
200-a first light source system, 201-a first light emitting surface, 210-a first light emitting module, 211-a first substrate, 212-a light emitting module, 2121 a first light emitting unit, 2122-a second light emitting unit, 220-a diffusion structure, 240-a transparent plate and 250-an inner frame;
300-second light source system, 301-second light-emitting surface, 302-non-light-emitting surface, 303-virtual image, 304-light/shadow transition zone, 310-second light-emitting module, 311-second substrate, 312-light-emitting element, 320-light-guiding component, 321-light-emitting element, 322-light-distributing element, 3221-V prism microstructure, 323-reflecting element, 324-light-shielding element, 325-annular lens, 326-prism sheet, 330-side projection device;
400-projection system, 410-projection device, 420-light-emitting component, 421-aluminum substrate, 422-lamp bead, 430-lens module, 431-first lens, 432-second lens, 433-third lens, 451-first lens barrel, 452-second lens barrel, 453-third lens barrel, 440-diaphragm;
500-mounting a system;
600-housing, 610-bottom wall, 620-rim.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in detail with reference to the accompanying drawings and specific embodiments.
In this case, in order to avoid obscuring the present utility model due to unnecessary details, only the structures and/or processing steps closely related to the aspects of the present utility model are shown in the drawings, and other details not greatly related to the present utility model are omitted.
In addition, it should be further noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Referring to fig. 1-3, a lamp 100 according to a preferred embodiment of the utility model includes a first light source system 200, a second light source system 300 and a projection system 400, wherein the first light source system 200 is configured to simulate sunlight in different periods in nature, the second light source system 300 is enclosed outside the first light source system 200, the second light source system 300 is configured to simulate the effect of sunlight shining on the edge of a skylight, in addition, the second light source system 300 can also form a virtual image 303 in the first light source system 200, and the projection system 400 is disposed at the side of the second light source system 300 and configured to form a light spot on the ground or a wall.
The lamp 100 includes a housing 600, the housing 600 includes a bottom wall 610 and a frame 620 extending from the bottom wall 610 to a direction far away from the bottom wall 610, a light outlet is formed between the bottom wall 610 and the frame 620, a first light outlet surface 201 of the first light source system 200 is disposed at the light outlet, the first light source system 200 includes a first light emitting module 210 and a diffusion structure 220, the first light emitting module 210 is fixedly connected with the bottom wall 610, the first light emitting module 210 is configured to emit light to the diffusion structure 220, the diffusion structure 220 is mounted in the frame 620, the diffusion structure 220 covers the first light emitting module 210, and the diffusion structure 220 is configured to uniformly emit light emitted by the first light emitting module 210.
In an alternative embodiment, the first light source system 200 is a ceiling lamp, including a chassis, a mask, and the first light emitting module 210, where the first light emitting module 210 is a full spectrum LED chip capable of simulating a solar spectrum. In other embodiments, the first light emitting module 210 may be a conventional white light source, and the nanoparticles are added into the diffusion structure 220 of the first light source system 200 to form rayleigh scattering, so that the first light emitting surface 201 presents a blue color like sky. The utility model is not limited in this regard.
Referring to fig. 2-5, in a preferred embodiment of the utility model, the first light source system 200 includes a first light emitting module 210 and a diffusion structure 220. The first light emitting module 210 includes a first substrate 211 and a plurality of light emitting modules 212, wherein the first substrate 211 is fixedly connected with the bottom wall 610, and the light emitting modules 212 are mounted on one side of the first substrate 211 facing away from the bottom wall 610 and are electrically connected through the first substrate 211.
The light emitting module 212 includes at least two light emitting units capable of emitting light of at least two spectrums. At least two kinds of light emitting units are distributed in a staggered manner, and the adjacent same kind of light emitting units are distributed reversely.
Referring to fig. 5, in a preferred embodiment, each light emitting module 212 on the first light emitting module 210 includes a first light emitting unit 2121 and a second light emitting unit 2122, wherein the first light emitting unit 2121 and the second light emitting unit 2122 are staggered, and two adjacent first light emitting units 2121/second light emitting units 2122 are distributed upside down. Wherein the first light emitting unit 2121 includes any two of four different color light emitting elements, and the second light emitting unit 2122 includes the remaining two color light emitting elements of the four different color light emitting elements. The first light emitting unit 2121, the second light emitting unit 2122, the first light emitting unit 2121, and the second light emitting unit 2122 are sequentially arranged from left to right in the single light emitting module. The two different types of light emitting units 2121 and 2122 are alternately arranged, and adjacent ones of the first light emitting unit 2121 and the second light emitting unit 2122 are inversely arranged. Through the four light emitting elements with different colors, different light effects can be realized, and the light emitting units with different types are distributed in a staggered way and the light emitting units with the same type are distributed reversely, so that the light color emitted by the first light source system 200 is more uniform, the color of sunlight at different times can be simulated, and the dynamic effect of light is realized.
In the present embodiment, each light emitting module includes two first light emitting units 2121 and two second light emitting units 2122, and in other embodiments, the number of the first light emitting units 2121 and the second light emitting units 2122 included in the light emitting module 212 may be greater, which is not limited by the present utility model.
A light source lens (not shown) is further sleeved on the light emitting units of the light emitting module, and in this embodiment, each light emitting unit is provided with a light source lens, that is, the light source lenses and the light emitting units are arranged in a one-to-one correspondence. By the arrangement, the light rays emitted by the light emitting unit can be concentrated to the center of the light source lens and then emitted outwards, so that the interference of the light rays with each other is avoided. In other embodiments, the light source lens may be two-in-one, four-in-one, etc. lens, so that a single light source lens may cover more light emitting units, or may be one light source lens covering the whole light emitting unit, so that the number of light source lenses may be reduced, and the production and assembly are more convenient and faster.
In the present embodiment, the light emitting units are circularly arranged on the first substrate 211. Specifically, the light emitting units are arranged in a multi-circle concentric circle manner, the number of the light emitting units in each circle is a multiple of 6, 7 or 8, and the number of the light emitting units in each circle concentric circle is confirmed according to the voltage of the light emitting units and the voltage of the driving power supply, in this embodiment, the voltage of the lamp bead 422 is 3V, and the voltage of the driving power supply is 24V, so that the mode of the string 8 is adopted, that is, the number of the light emitting units in each circle concentric circle is a multiple of 8.
In the present embodiment, the first substrate 211 has Ri rings of light emitting units, where i is greater than or equal to 2, the number of light emitting units of the R1 ring is N, the number of light emitting units of the R2 ring is 2N, the number of light emitting units of the Ri ring is i×n, the R1 ring is 1 string, the R2 ring is 2 string, the R2 rings are 2_1 and 2_2, and so on, the Ri rings are i_1 to i_i, i×1) ×i+2/6 string is shared, which is equivalent to that i×1 (i+2)/6 string drawing beams can be adjusted, and since the four light emitting elements with different colors are provided, 4*i ×1×i+2/6 areas can be adjusted in various colors and brightness, and the control system can accurately control the power of the light emitting units of each different area, thereby realizing continuous change of light from morning to evening.
In other embodiments, the light emitting units may be distributed on the first substrate 211 in other shapes such as a zigzag shape, which is not limited in the present utility model.
The first light source system 200 further includes an inner frame 250 and a diffusion structure 220, wherein the inner frame 250 is sleeved in the frame 720, and the diffusion structure 220 is fixedly connected with one end of the inner frame 250 far away from the first light emitting module 210. The light emitted from the light emitting units in the first light emitting module 210 passes through the diffusion structure 220, and the diffusion structure 220 diffuses the light to divide the line light source or the point light source into non-uniform surface light sources. In this embodiment, the diffusion structure 220 is a diffusion plate, the transmittance of the diffusion plate reaches 40% -65%, and the thickness of the diffusion plate is about 3 mm.
The diffusion plate can better eliminate the granular sensation of the light emitted from the first light emitting module 210, and has the effect of diffusing the light, namely, the light can be scattered on the surface of the diffusion plate, so that the light is scattered softly and uniformly. After the light is diffused by the diffusion plate, the irradiation area is larger, the light uniformity is better, and the chromaticity is stable.
In other embodiments, the diffusion structure 220 may be a micro-structure, and the micro-structure also covers the light emitting module, and the micro-structure can perform better light-equalizing function, which is not limited in the present utility model.
In some embodiments, the first light source system 200 further includes a transparent plate 240, the transparent plate 240 is fixedly connected with one end of the inner frame 250 away from the first light emitting module 210, and the transparent plate 240 is located on one side of the first light emitting surface 201 away from the first light emitting module 210, one side of the transparent plate 240 away from the first light emitting surface 201 is a mirror surface, and at least part of the light emitted by the second light source system 300 is projected onto the transparent plate 240 after passing through the second light emitting surface 301 and reflected by the transparent plate 240, so as to form a virtual image 303 of the second light emitting surface 301, so as to simulate a window shadow effect formed on the window when one side of the window is illuminated by sunlight, so that human eyes look deep and have deep sense and permeability.
The reflectivity of the mirror surface of the transparent plate 240 to light is greater than the transmittance of light, so that external light can be restricted from entering the transparent plate 240 from the light-exiting surface. Alternatively, the material of the transparent plate 240 may be an inorganic material, and the inorganic material may be quartz glass. The transparent plate 240 may be made of an organic material, which may be a polymer transparent material such as organic glass, which is not limited in the present utility model.
In some embodiments, a thin unidirectional film layer, such as tin, silver or aluminum, is plated on the light-emitting surface of the transparent plate 240 through a crystal plating process, so that the unidirectional film layer is formed, and the unidirectional film layer can have relatively high smoothness by adopting the crystal plating process, and in other embodiments, the transparent plate 240 can be selected according to practical situations, which is not limited herein. The thickness of the unidirectional film layer can be adjusted according to actual conditions, when the thickness of the unidirectional film layer is increased, the reflectivity and the transmittance of the unidirectional film layer can be changed, and the unidirectional perspective effect is realized by utilizing the reflectivity higher than the transmittance.
The light effects of different modes such as morning glory, evening chardonnay and the like can be realized by controlling the brightness change of the light-emitting units in different areas.
The second light source system 300 is detachably connected with the lamp 100, the second light source system 300 is arranged between the frame 620 and the first light source system 200 and surrounds the first light emitting surface 201 of the first light source system 200, the second light source system 300 extends along the light emitting direction of the first light emitting module 210, the second light source system 300 is provided with a second light emitting surface 301 attached to one side of the frame 620 close to the first light emitting surface 201, the second light source system 300 further comprises a second light emitting module 310, the second light emitting module 310 is positioned between the second light emitting surface 301 and the frame 620 in the horizontal direction, light emitted by the second light emitting module 310 passes through the second light emitting surface 301 and then emits in a direction deviating from the frame 620, the second light emitting surface 301 intersects with the light emitted by the first light emitting surface 201, and meanwhile, the second light emitting surface 301 obliquely emits light downwards so as to prevent the light emitted by the second light emitting surface 301 from irradiating the non-light emitting surface 302 of the second light source system 300. The included angle between the emergent light of the first emergent surface and the emergent light of the second emergent surface is more than or equal to 90 degrees. The second light source system 300 is different from the conventional atmosphere lamp in light emitting mode, and the second light source system 300 emits light only to the inner side of the lamp 100, in this embodiment, the frame 620 is made of opaque material, so as to create an effect of sunlight entering, illuminating the window edge of the window, and visually forming a transparent window.
In some embodiments, no light emitting module is further disposed in the second light source system 300, and the second light emitting surface 301 is formed by directly reflecting the light emitted from the first light emitting surface 201.
The second light source system 300 further includes a non-light-emitting surface 302, the non-light-emitting surface 302 is also disposed away from the frame 620, and a light/shadow transition region 304 is formed between the non-light-emitting surface 302 and the second light-emitting surface 301. As shown in fig. 18, when sunlight is simulated to enter from one side, one side of the window is illuminated, and a dark surface is formed on the other side of the window, so that the display effect is more realistic, the second light-emitting surface 301 is connected with the non-light-emitting surface 302 in a circumferential manner, and forms a ring-shaped surface around the periphery of the first light-emitting surface 201, the light/shadow transition region 304 is located at the junction of the second light-emitting surface 301 and the non-light-emitting surface 302, and the light/shadow transition region 304 acts as a bright-dark junction region formed between the second light-emitting surface 301 and the non-light-emitting surface 302, which may be a continuously-changed region from light to dark, or may be a distinct boundary.
The included angle between the emergent light of the first light-emitting surface 201 and the emergent light of the second light-emitting surface 301 is greater than or equal to 90 °, so that the light of the first light-emitting surface 201 can be prevented from irradiating the non-light-emitting surface 302.
The second light source system 300 includes a second substrate 311 surrounding the first light emitting surface 201 and a light emitting element 312 disposed on the second substrate 311, where the second substrate 311 includes a light emitting area disposed close to the second light emitting surface 301 and a non-light emitting area disposed far from the second light emitting surface 301, so as to form an illuminated second light emitting surface 301 and a non-light emitting surface 302 on the periphery of the first light emitting surface 201, and the light emitting element 312 is disposed on the light emitting area of the second substrate 311, and the non-light emitting area may not be disposed with the light emitting element 312.
In some embodiments, the second light source system 300 further includes a light shielding member 324 facing away from the second light emitting surface 301, and the second light emitting module 310 and the light shielding member 324 jointly surround the first light emitting surface 201 near the side of the bezel 620 to form an illuminated second light emitting surface 301 and a non-illuminated non-light emitting surface 302 on the periphery of the first light emitting surface 201.
The second light source system 300 can be integrally arranged to rotate relative to the first light source system 200, and the micro motor arranged in the lamp 100 is used for driving the second light source system 300 to rotate, so that the effect of solar east-west rising and falling can be better simulated.
The following describes the second light source system 300 by three embodiments, but is not limited thereto.
Example 1
As shown in fig. 2-3 and fig. 6, in the present embodiment, the light emission direction of the light source module 310 is the same as the light emission direction of the first light emitting module 210, the second light source system 300 includes the light source module 310 and the light guiding component 320, the light guiding component 320 includes a light distribution piece 322 and a light emitting piece 321, the light distribution piece 322 is disposed below the light source module 310, the light source module 310 emits light toward the light distribution piece 322 (i.e. the light source module 310 emits light in a direct type), the light distribution piece 322 is configured to refract the light emitted from the light source module 310, the light emitting piece 321 is disposed at one side of the light distribution piece 322 away from the frame 620, and after refraction of the light distribution piece 322, the light emitted from the light distribution piece 322 is emitted via the light emitting piece 321 toward one side away from the frame 620. The light distribution piece 322 can control the emergent angle of light, so that the light is emitted at a small angle, the mapping distance is long, and the light has stronger permeability.
In some embodiments, the light emitting element 321 is inclined 5 ° to 30 ° toward the side of the frame 620 away from the end of the first light source system 200, so that the light emitted from the second light emitting surface 301 has a wider irradiation range.
In this embodiment, the light distributing member 322 is a light guide plate, and the materials of the light distributing member 322 and the light emitting member 321 are transparent optical materials such as PMMA and PC. In other embodiments, the light distributing member 322 may be an optical element of other structures or other materials, which is not limited in the present utility model.
As shown in fig. 10, in some embodiments, the light distribution member 322 is a lens, or as shown in fig. 12, in some embodiments, the light distribution member 322 is a reflective cup, the lens or the reflective cup is located in the light emitting direction of the light source module 310, the lens or the reflective cup covers the light emitting member 312, after the light emitted by the light emitting member 312 is refracted by the lens or the reflective cup, part of the light is emitted to the light emitting member 321, part of the light is emitted to the frame 620, and a reflecting member 323 is provided on a side of the frame 620 close to the light emitting member 321 so as to reflect the light emitted to the part, and the light reflected by the reflecting member 232 is emitted to the direction of the light emitting member 321.
As shown in fig. 11, in some embodiments, the light distribution member 322 is a polarized lens, or as shown in fig. 13, in some embodiments, the light distribution member 322 is an eccentric reflecting cup, the polarized lens or the eccentric reflecting cup covers the light emitting member 312, and after the light emitted by the light emitting member 312 is refracted by the polarized lens or the eccentric reflecting cup, all the light rays are emitted into the light emitting member 321 in a direction away from the frame 620, and by using the polarized lens and the eccentric reflecting cup, the reflecting member 323 is not required to be arranged, so that the structure is simplified.
As shown in fig. 12, in some embodiments, when the light distribution member 322 is a light reflecting cup, a prism sheet 326 is covered at an end of the light reflecting cup away from the light source module 310, and the prism sheet 326 is configured to refract a portion of the light emitted from the light emitting module 310 that is not refracted by the light reflecting cup, so that the portion of the light is refracted by the prism sheet and then emitted toward the light emitting member 321 or emitted toward the reflecting member 323 on the frame 620, thereby improving the utilization rate of the light emitted from the light source module 310.
In other embodiments, the light emitted from the light source module 310 can be emitted vertically upwards into the light guide assembly 320, which is not limited in the present utility model.
As shown in fig. 6, the light source module 310 includes a light source substrate 311 and a light emitting element 312 mounted on a partial area of the light source substrate 311, when the light emitting element 312 on the light source module 310 emits light outwards, an area of the light guide assembly 320 corresponding to the light emitting element 312 on the light source substrate 311 is in a bright state (i.e., the second light emitting surface 301 of the second light source system 300), and an area of the light guide assembly 320 not corresponding to the light emitting element 312 on the light source substrate 311 is in a dark state (i.e., the non-light emitting surface 302 of the second light source system 300) so as to simulate the effect of illuminating the edge of one side of the window when sunlight irradiates indoors through the window.
In other embodiments, the light emitting elements 312 may be installed in all the areas on the light source substrate 311, and by controlling the working states of the light emitting elements 312 in different areas, the light source is changed by lighting different positions, so that the light area and the dark area on the light emitting element can be converted, the effect that sunlight irradiates the edge of the skylight at different angles in different time periods in one day is simulated, and the sunset is realized. In this embodiment, the frame 620 is made of semi-transparent or light-transmitting material, and the light-emitting elements 312 in different areas are controlled to have different light-emitting colors, so that a rainbow effect can be formed through the frame 620, and the visual experience of the lamp 100 is improved.
The light emitted after passing through the light distribution piece 322 can pass through the light emitting piece 321, the light emitting piece 321 can eliminate the granular sense of the light emitted by the light source module 310, and meanwhile, the light emitted after passing through the light emitting piece 321 can be more uniform.
A reflecting member 323 is attached to a side of the light distribution member 322 away from the light emitting member 321 or a side of the frame 620 close to the light emitting member 321 so as to reflect light rays emitted to the region back, so that the light rays are emitted towards the direction of the light emitting member 321, and the light focusing property is improved.
The part of the light emitting member 321 which is not covered by the light distributing member 322 is covered with the shading member 324, and light can be prevented from leaking out of the part of the light emitting member 321 through the shading member 324 arranged at the position, so that the part of the light emitting member 321 is in a dark state, and the effect of real sunlight irradiation on the edge of a window or a skylight is simulated.
In other embodiments, the shade 324 can be rotated around the light distribution member 322, and when the light emitting member 312 is mounted on all areas of the light source substrate 311, the change of the bright and dark areas on the light emitting member 321 is achieved by rotating the shade 324.
The height of the shading member 324 can be adjusted according to practical situations, and the shading member is adjusted by an elastic member matched with the micro motor.
Example two
As shown in fig. 7-8, in the present embodiment, the light emitting direction of the light source module 310' intersects with the light emitting direction of the first light emitting module 210, the second light source system 300 includes a light emitting element 321, the light emitting element 321 is disposed between the frame 620 and the light emitting surface 201 and extends beyond the light emitting surface 201 along the extending direction of the frame 620, the light source module 310' is disposed on a side of the light emitting element 321 facing the frame 620, the light source module 310' includes a ring-shaped light source substrate 311' and a light emitting element 312 mounted on an inner side of the substrate, the light source module 310' emits light toward the light emitting element 321, and the emitted light is directly emitted into the light emitting element 321 from a side surface of the light emitting element 321.
The second light source system 300 'further includes a light guide lens 325, where the light guide lens 325 is located between the light emitting element 321 and the light source module 310', the light guide lens 325 is connected to the inner side of the light source substrate 311 'and covers the light emitting element 312, the light emitted by the light emitting element 312 is incident on the light incident surface of the light guide lens 325, is refracted on the light incident surface, enters the light guide lens 325 under the condition of satisfying the snell's law, is refracted on the light emitting surface, and is emitted from the light guide lens 325 and then passes through the light emitting element 321 to achieve uniform emission of the light.
In this embodiment, the light source substrate 311 'may be a flexible circuit board FPC, and in other embodiments, the light source substrate 311' may be made of other materials.
Preferably, the material of the light emitting element 321 is a transparent optical material such as PMMA, PC, etc.
In other embodiments, it may be configured that all the areas on the light source substrate 311 'are provided with the light emitting elements 312, and the light source substrate 311' is divided into a plurality of light emitting areas, each light emitting area includes a plurality of light emitting elements 312, each light emitting area can individually control illumination, and by controlling the working states of different light emitting areas, the conversion of the bright area and the dark area on the light emitting element 321 can be realized, so that the effect that sunlight irradiates the edge of the skylight at different angles in different time periods in one day is simulated.
In other embodiments, when the light emitting element 312 is mounted on the entire area of the light source substrate 311', the light shielding element 324 may be attached to a portion of the light emitting element 321 to prevent light from leaking out of the portion of the light emitting element 321, so that the portion of the light emitting element 321 is in a dark state, and the effect of real sunlight shining on the window edge or the skylight edge is simulated. The light shielding plate can rotate, and the change of the bright light area on the light member 321 is realized by rotating the light shielding member 324, so that the effect of rising sunset is simulated.
The overall structure of the second light source system 300 in this embodiment is simplified, and the light source module 310' surrounds the outside of the light emitting member 321, so that the assembly is more convenient and faster.
Example III
In this embodiment, the structure of the second light source system 300 is substantially the same as that of the first embodiment, the second light source system 300 emits light only to one side away from the frame 620, the light guide assembly 320 includes a light emitting member 321 and a light distributing member 322, the light source module 310 is fixedly connected with one end of the light emitting member 321, the light distributing member 322 is enclosed outside the light emitting member 321, and the upper end surface of the light distributing member 322 covers the light emitting member 312 on the light source module 310, which is different in that a microstructure 3221 is disposed in the second light emitting surface 301, and light is emitted from the region provided with the microstructure 3221 in the second light emitting surface 301 at a large angle through the microstructure 3221.
As shown in fig. 9, the light distribution member 322 in this embodiment is a light guide plate, the microstructure 3221 is disposed on the light guide plate, the microstructure 3221 is located in a region of the light distribution member 322 away from the light source module 310, the light emitting member 321 is provided with an inverted microstructure, after light is emitted from the light emitting member 312, the total reflection of the light is destroyed by the microstructure 3221 on the light distribution member 322, so that the light is emitted from the region of the light distribution member 322 where the microstructure 3221 is disposed at a large angle, the light emitted from the light distribution member 322 enters the light emitting member 321 with the inverted microstructure, and part of the light can be emitted onto the transparent plate 240 at a small angle by the inverted microstructure 3221 to form a transparent virtual image 303 through reflection.
The angles of the backlight surface and the light-receiving surface of the microstructure 3221 on the light distribution member 322 are all smaller than 6 degrees, and meanwhile, the angles change along with the change of the distance between the light emitting member 312 and the light incident side of the light distribution member 322, and the depth of the V groove also changes. The light incident surface is smaller than 6 degrees, the angle of the light coming out of the light emergent surface is 165-175 degrees after the light enters from the light incident side, and the fine structure 3221 of the light emergent side compresses the light to the center within 30 degrees. The emergent 165-175 degrees light can realize small-angle emergent by the inverted V prism on the light emergent piece 321, and the angle is smaller than 10 degrees. The uniformity of the light emitting surface of the light distribution piece 322 can be adjusted by adjusting the angles of the light incident surface and the backlight surface and the depth of the V groove.
Preferably, the angles of the backlight surface and the light incident surface of the V-prism in the light distribution piece 322 are all between 0.25 degrees and 0.75 degrees, and the vertex angle of the inverted V-prism in the light outlet piece 321 is between 55 degrees and 70 degrees.
The light distribution piece 322 is covered with a reflecting piece 323 at one side far away from the light emitting piece 321, so that light rays emitted to the region are reflected inside the light distribution piece 322, and the light rays in the light distribution piece 322 are emitted towards the direction of the light emitting piece 321.
As shown in fig. 14, a side projection device 330 is further disposed in the luminaire 100, the side projection device 330 is disposed between the frame 620 and the first light source system 200, the side projection device 330 is configured to project a sun-like spot, the sun-like spot projected by the side projection device 330 is incident into a mirror surface of the transparent plate 240 and is then projected outward after being reflected by the mirror surface, so that a virtual sun spot is formed in the first light-emitting surface 201, and a scene illuminated by the sun can be seen by human eyes through the transparent plate 240, so that the display effect of the luminaire 100 is more realistic. The human eye can see the reflected virtual image in the first light-emitting surface 201, so that the display effect of the lamp 100 is more realistic.
The lamp 100 further includes one or more reflecting devices 340, where the reflecting devices 340 are disposed in the light emitting direction of the side projecting device 330, and the light emitted by the side projecting device 330 is reflected by the reflecting devices 340 for one or more times and then is emitted into the mirror surface of the transparent plate 240, in this embodiment, the reflecting devices 340 are mirrors, and the mirrors may be planar, spherical, aspheric or free-form surfaces, when the mirrors are spherical or aspheric, the light spot projected by the side projecting device 330 may be enlarged or reduced, and the mirrors with free-form surfaces not only can enlarge or reduce the light spot, but also can eliminate aberration problems such as distortion and astigmatism, and at the same time, play a role in changing the image distance, so that the sun seen by the eyes is far away and the sense of reality is increased.
The side projection device 330 includes a projection lamp bead and a convex lens, wherein the projection lamp bead is a multi-color lamp bead to simulate the solar color temperature at different moments, and the convex lens is a fresnel lens or a fly eye lens to focus the light emitted by the projection lamp bead and obtain uniform light spots.
The luminaire 100 further includes a projection system 400, where the projection system 400 is disposed between the frame 620 and the second light source system 300 and at least partially exposed to the frame 620, and the projection system 400 is configured to project a simulated solar light spot on a wall or ground, including a circular light spot, an elliptical light spot, or a quadrangular light plate, and the like, similar to the projection of sunlight through a window.
The projection system 400 includes a plurality of projection devices 410, in this embodiment, two projection devices 410 are provided, and each of the two projection devices 410 is movably connected with the frame 620 of the lamp 100 through a connecting member, and the projection devices 410 can rotate relative to the frame 620. As shown in fig. 15-16, the projection device 410 includes a light emitting assembly 420, a lens barrel assembly 450 and a lens assembly 430, the light emitting assembly 420 includes an aluminum substrate 421 and a lamp bead 422 mounted on the aluminum substrate 421, a diaphragm 440 is sleeved outside the lamp bead 422, the diaphragm 440 is abutted to the aluminum substrate 421, the diaphragm 440 is configured to control the intensity and shape of a light beam emitted by the lamp bead 422, a first lens 431 is connected to one end of the diaphragm 440 far from the lamp bead 422, the first lens 431 is configured to form a light spot, a first lens barrel 451 is sleeved outside the diaphragm 440 and the first lens 431, a second lens 432 is screwed with one end of the first lens barrel 451 far from the first lens 431, a second lens 432 is embedded in one side of the second lens barrel 452 near the first lens barrel 451, one end of the second lens barrel 452 far from the first lens barrel 451 is screwed with a third lens 453, a third lens 433 is embedded in one end of the third lens barrel 453, the second lens 432 and the third lens 433 are configured to image, and the focal length of the first 451, the second lens 452 and the third lens barrel 453 are set to achieve adjustment.
The first lens 431 and the second lens 432 are plastic lenses, the third lens 433 is a glass lens, the plastic lens has lighter weight, which is beneficial to the lightening of the whole structure, and the glass lens can ensure higher light transmittance.
In the present embodiment, the lamp beads 422 are LED lamp beads, and in other embodiments, other types of lamp beads are also possible, which is not limited in the present utility model.
As shown in fig. 17, the projection direction of the projection system 400 is identical to the direction of the second light emitting surface 301, and a light spot is projected on the wall surface on one side of the partial area, so as to simulate the projection of the real sunlight irradiation direction on the wall surface through the window.
The luminaire 100 further comprises a control system, by which the operation of the first light source system 200, the second light source system 300 and the projection system 400 is controlled, to achieve lighting effects for a plurality of scenes.
The mounting system 500 includes a mounting bracket fixedly coupled to the bottom wall 610 and the light fixture 100 is fixedly coupled to the mounting surface via the mounting bracket. In the present embodiment, the mounting system 500 is a hanger structure, and in other embodiments, it may be a quick-connect structure, which is not limited in this disclosure.
In summary, the first light source system 200 in the lamp 100 of the present utility model can simulate the effects similar to blue sky, sunset, morning light and blue sky and white cloud, and the second light source system 300 simulates the effect of shining sunlight on the window edge, so that the lighting effect of the lamp 100 is more realistic. The second light source system 300 may further form a virtual image 303 on the transparent plate 240 provided therein, to generate a window shadow effect similar to that of sunlight shining on the edge of a window or skylight, thereby forming a sense of space, profound sense and layering, and the projection system 400 may provide spots similar to that of sunlight projected onto the ground or wall through the window or skylight, and the shape of the spots may vary according to the overall shape of the lamp 100, thereby enabling multi-scene applications.
The above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model.
Claims (13)
1. A light fixture, comprising:
The shell (600) comprises a bottom wall (610) and a frame (620) extending from the bottom wall (610) to a direction far away from the bottom wall (610), wherein a light outlet is formed between the bottom wall (610) and the frame (620);
The first light source system (200) is arranged on the bottom wall (610) and surrounded by the frame (620) and provided with a first light emitting surface (201) arranged at the light emitting opening, the first light source system (200) comprises a first light emitting module (210), and light rays emitted by the first light emitting module (210) are emitted through the first light emitting surface (201);
The second light source system (300) surrounds the first light emitting surface (201) of the first light source system (200), the second light source system (300) extends along the light emitting direction of the first light emitting module (210), the second light source system (300) is provided with a second light emitting surface (301) surrounding the first light emitting surface (201) and located on the inner side of the frame, the second light source system (300) comprises a second light emitting module (310), light emitted by the second light emitting module (310) passes through the second light emitting surface (301) and then is emitted towards the direction deviating from the frame (620), and the emergent light of the first light emitting surface (201) and the emergent light of the second light emitting surface (301) are intersected.
2. The luminaire of claim 1, wherein the second light source system (300) further comprises a non-light-emitting surface (302) disposed away from the bezel (620) and adjacent to the second light-emitting surface (301), the second light-emitting surface (301) and the non-light-emitting surface (302) are connected in a circumferential direction and jointly form an annular surface around the first light-emitting surface (201), and a light/shadow transition zone (304) is formed between the non-light-emitting surface (302) and the second light-emitting surface (301).
3. The luminaire of claim 2, wherein the second light emitting module (310) comprises a second substrate (311) surrounding the first light emitting surface (201) and a light emitting member (312) disposed on the second substrate (311), the light emitting member (312) having different lighting areas, the lighting areas on the light emitting member (312) being controlled to form an illuminated second light emitting surface (301) and a non-illuminated non-light emitting surface (302) at the periphery of the first light emitting surface (201).
4. A luminaire as claimed in claim 2, characterized in that the second light emitting module (310) comprises a second substrate (311) surrounding the first light emitting surface (201) and a light emitting member (312) arranged in a partial area on the second substrate (311), the light emitting member (312) being controlled to be illuminated to form an illuminated second light emitting surface (301) and a non-illuminated non-light emitting surface (302) at the periphery of the first light emitting surface (201).
5. The luminaire of claim 2, wherein the second light source system (300) further comprises a light shielding member (324) disposed away from the second light emitting surface (301), and the second light emitting module (310) and the light shielding member (324) jointly surround a side of the first light emitting surface (201) near the frame (620) to form an illuminated second light emitting surface (301) and a non-illuminated non-light emitting surface (302) at an outer periphery of the first light emitting surface (201).
6. The lamp as claimed in claim 2, wherein at least a portion of the light emitted by the second light emitting module (310) is emitted through the second light emitting surface (301) and then projected onto the first light emitting surface (201) to form a virtual image (303) of the second light emitting surface (301).
7. The lamp as claimed in claim 5, wherein the first light source system (200) includes a transparent plate (240) disposed on the first light emitting surface (201) and facing away from the first light emitting module (210), a side of the transparent plate (240) facing away from the first light emitting surface (201) is a mirror surface, and at least a portion of light emitted by the second light emitting module (310) is projected onto the transparent plate (240) after being emitted from the second light emitting surface (301), and reflected by the mirror surface, so as to form a virtual image (303) of the second light emitting surface (301).
8. The luminaire of claim 1, wherein the light emission direction of the first light emitting module (210) is the same as the extending direction of the bezel (620), the light emission direction of the second light emitting module (310) is the same as the light emission direction of the first light emitting module (210), or the light emission direction of the second light emitting module (310) intersects the light emission direction of the first light emitting module (210).
9. The lamp as claimed in claim 1, wherein the second light source system (300) further comprises a light distribution member (322) and a light emitting member (321), the second light emitting module (310) is disposed above the light distribution member (322) and emits light toward the light distribution member (322), and after being refracted by the light distribution member (322), the light is emitted toward a side away from the frame (620) through the light emitting member (321).
10. The lamp as claimed in claim 1, wherein the second light source system (300) further comprises a light distribution member (322) and a light emitting member (321), the light distribution member (322) is disposed between the frame (620) and the first light emitting surface (201) and extends beyond the first light emitting surface (201) along the extending direction of the frame (620), the second light emitting module (310) is disposed on a side of the frame (620) facing the light distribution member (322), and the second light emitting module (310) emits light toward the light distribution member (322), and after refraction of the light distribution member (322), light is emitted toward a side facing away from the frame (620) through the light emitting member (321).
11. The luminaire of claim 1, further comprising a projection system (400), the projection system (400) comprising at least one projection device (410), the direction of the outgoing beam of the projection device (410) being coincident with the direction of the second light exit surface (301) in the second light source system (300) to form a pre-set shaped simulated solar spot on a wall or ground surface in the same direction as the second light exit surface (301).
12. A luminaire as claimed in claim 1, characterized in that the second light exit surface (301) emits light obliquely downwards.
13. A luminaire as claimed in any one of claims 1 to 12, characterized in that the light rays exiting the first light exit surface (201) form rays imitating sunlight.
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CN202323178244.2U CN221301068U (en) | 2023-11-23 | 2023-11-23 | Lamp set |
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CN202323178244.2U CN221301068U (en) | 2023-11-23 | 2023-11-23 | Lamp set |
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