CN221171866U - Light source assembly and lamp - Google Patents

Abstract

The utility model provides a light source assembly and a lamp, wherein the light source assembly comprises a light source substrate and at least two light emitting units arranged on the light source substrate, each light emitting unit comprises at least two light emitting elements with different colors, the at least two light emitting elements are distributed in a staggered manner, and the colors of the light emitting elements in two adjacent same-kind light emitting units are different. The light-emitting units with various colors in the light source assembly can simulate various different natural light effects such as blue sky, sunset, morning light, blue sky and white cloud, and meanwhile, the arrangement mode of the light-emitting units also enables the light-emitting of the light source assembly to be more uniform, the display effect is better, and better visual experience is brought.

Description

Light source assembly and lamp

Technical Field

The utility model relates to the field of illumination, in particular to a light source assembly and 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 above, it is necessary to provide a light source assembly and a lamp that can truly simulate the effects of natural light in different time periods.

Disclosure of utility model

The utility model aims to provide a light source assembly capable of truly simulating the effect of natural light.

In order to achieve the above object, the present utility model provides a light source assembly comprising:

The light source assembly comprises a light source substrate and at least two light emitting units arranged on the light source substrate, wherein each light emitting unit comprises at least two light emitting elements with different colors, the at least two light emitting elements are distributed in a staggered mode, and the colors of the light emitting elements in two adjacent same-kind light emitting units are different.

As a further improvement of the present utility model, the light source substrate is provided with a first light emitting unit including two light emitting elements of different colors and a second light emitting unit including two other light emitting elements of different colors from the two light emitting elements in the first light emitting unit.

As a further improvement of the present utility model, the first light emitting unit and the second light emitting unit are staggered, and two light emitting elements in adjacent ones of the first light emitting unit/the second light emitting unit are distributed upside down.

As a further improvement of the present utility model, the first light emitting unit includes any two colors of white, green, blue and red, the second light emitting unit includes the remaining two colors of white, green, blue and red, which are different from the colors of the first light emitting unit, and the first light emitting unit and the second light emitting unit are both double bowl lamp beads.

As a further improvement of the present utility model, the light source assembly includes a plurality of light emitting modules, each light emitting module includes a complete arrangement combination between the at least two light emitting units, and the light emitting units in each light emitting module are distributed in a transverse/longitudinal/array/ring shape.

As a further improvement of the utility model, the light emitting module is provided with light source lenses, the light source lenses are in one-to-one correspondence with the light emitting units, or a single light source lens covers a plurality of light emitting units on a single light emitting module.

As a further improvement of the utility model, each light emitting unit and each light emitting element in each light emitting module can be controlled individually, and the light source assembly presents different display effects to the outside by controlling the illumination states of the respective light emitting units.

As a further improvement of the utility model, a plurality of light-emitting modules are regularly arranged on the light source substrate and distributed in a multi-circle concentric circle or multi-circle zigzag shape or array.

As a further improvement of the utility model, ri circle light-emitting units are arranged on the light source substrate, wherein Ri is more than or equal to 2, the number of the light-emitting units of the R1 circle is N, the number of the light-emitting units of the R2 circle is 2N, and the number of the light-emitting units of the Ri circle is i.times.N.

Another object of the present utility model is to provide a lamp including the above-mentioned light source assembly.

In order to achieve the above objective, the present utility model provides a lamp, including the above light source assembly.

Compared with the prior art, the technical scheme of the utility model has the following beneficial effects: the light source component can realize the change of light rays by utilizing various light emitting units arranged on the light source substrate so as to simulate various different effects like blue sky, sunset, morning light, blue sky and white cloud and the like, and the visual experience of a user is improved.

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 a light source assembly in the luminaire shown in fig. 3.

Fig. 5 is a schematic view of a light emitting module in the light source assembly 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 guide of a third embodiment of a second light source system in the present utility model.

Fig. 10 is a perspective view of a projection apparatus according to an embodiment of the present utility model.

Fig. 11 is a structural exploded view of the projection device shown in fig. 10.

Fig. 12 is a lighting effect diagram of a lamp according to a preferred embodiment of the present utility model.

Fig. 13 is a lighting effect diagram of a first light source system and a second light source system of a 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 light source assembly, 211-a light source 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-a second light source system, 301-a second light emitting surface, 302-a non-light emitting surface, 303-a virtual image, 304-a light/shadow transition zone, 310-a second light emitting module, 311-a flexible substrate, 312-a light emitting element, 320-a light guiding element, 321-a light emitting element, 322-a light guiding element, 3221-a prism microstructure, 323-a reflecting element, 324-a light shielding element, 325-an annular lens;

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 surrounded on the outer side of 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, and the projection system 400 is disposed on the side of the second light source system 300 and configured to form a light spot on the ground or a wall.

In other embodiments, the first light source system 200 may be named as a surface light source system, and the second light source system 300 may be named as a side light source system.

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, the first light source system 200 includes a light source assembly 210 and a diffusion structure 220, the light source assembly 210 is fixedly connected with the bottom wall 610, the light source assembly 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 light source assembly 210, the diffusion structure 220 is configured to uniformly light emitted by the light source assembly 210, and the light source assembly 210 is configured to provide a light source of the first light outlet surface 201.

In an alternative embodiment, the first light source system 200 is a ceiling lamp, including a chassis, a mask, and a light source assembly 210, and the light source assembly 210 is a full spectrum LED chip capable of simulating a solar spectrum. In other embodiments, the light source assembly 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 present utility model, a first light source system 200 includes a light source assembly 210 and a diffusion structure 220. The light source assembly 210 includes a light source substrate 211 and a plurality of light emitting modules 212, wherein the light source substrate 211 is fixedly connected with the bottom wall 610, and the light emitting modules 212 are mounted on one side of the light source substrate 211 away from the bottom wall 610 and are electrically connected through the light source 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.

In this embodiment, the light emitting units in the light emitting module 212 are distributed laterally, and in other embodiments, the light emitting units in the light emitting module 212 may be distributed longitudinally, in an array or in a ring, which is not limited by the present utility model.

Referring to fig. 5, in a preferred embodiment, each light emitting module 212 of the light source assembly 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.

The first light-emitting unit 2121 and the second light-emitting unit 2122 are both double bowl lamp beads, i.e., lamp beads containing two light-emitting elements of different colors, i.e., light-emitting chips.

In this embodiment, the first light emitting unit 2121 includes any two colors of white, green, blue, and red, and the second light emitting unit 2122 includes the remaining two colors of white, green, blue, and red that are different from the color of the first light emitting unit 2121.

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 light source 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, there are Ri rings of light emitting units on the light source substrate 211, 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, assuming that 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 ring is i_1 to i_i, there is i×1×i+2/6 string, which is equivalent to that i×1×i+2/6 string drawing beams can be adjusted, and since there are four light emitting elements with different colors, 4*i ×i+1×i+2/6 areas can be adjusted in various colors and brightness, and continuous change of light from morning to evening can be achieved by precisely controlling the power of the light emitting modules in the different areas through the control system. In other embodiments, each light emitting unit or light emitting element may be controlled individually, and the operating state and power of each light emitting module 212 or light emitting unit or light emitting element may be controlled to make the whole light source assembly 210 exhibit different display effects, such as different modes of lighting effects of morning glory, evening, etc.

In other embodiments, the light emitting units may be distributed on the light source 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 includes a diffusion structure 220 and an inner frame 250, the inner frame 250 is sleeved on the inner side of the frame 620, and the diffusion structure 220 is fixedly connected with one end of the inner frame 250 away from the light source assembly 210. The light emitted from the light emitting unit in the light source assembly 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 a uniform surface light source. 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 particle sense of the light emitted from the light source assembly 210, and has the function of diffusing the light, i.e. 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 light source assembly 210, and the transparent plate 240 is located on one side of the first light-emitting surface 201 away from the light source assembly 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 to form a virtual image 303, so as to simulate a window shadow effect formed on a window when one side of the window is illuminated by sunlight, so that a human eye looks deep and transparent.

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 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 light source assembly 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, and light emitted by the second light emitting module 310 is emitted towards a direction deviating from the frame 620 after passing through the second light emitting surface 301. 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 a sunlight incident effect, illuminate the frame 620 of the window, and visually form a transparent window effect.

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. 13, when sunlight is simulated to enter from one side, one side edge of the window is illuminated, and a dark surface is formed on the other side edge 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 direction, an annular surface surrounding the periphery of the first light-emitting surface 201 is formed, and the light/shadow transition zone 304 is located at the connection position of the second light-emitting surface 301 and the non-light-emitting surface 302.

The second light source system 300 includes a flexible substrate 311 surrounding the first light emitting surface 201 and a light emitting member 312 disposed on the flexible substrate 311, where the flexible substrate 311 includes a light emitting region disposed close to the second light emitting surface 301 and a non-light emitting region disposed away from the second light emitting surface 301 to form an illuminated second light emitting surface 301 and a non-light emitting surface 302 at the periphery of the first light emitting surface 201, and the light emitting member 312 is disposed on the light emitting region of the flexible substrate 311, and the non-light emitting region may not be disposed with the light emitting member 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 emitting direction of the second light emitting module 310 is the same as the light emitting direction of the light source assembly 210, the second light source system 300 includes the second light emitting module 310 and the light guiding assembly 320, the light guiding assembly 320 includes a light guiding member 322 and a light emitting member 321, the light guiding member 322 is disposed below the second light emitting module 310, the second light emitting module 310 emits light toward the light guiding member 322 (i.e. the second light emitting module 310 emits light in a direct type), the light guiding member 322 is configured to refract the light emitted from the second light emitting module 310, the light emitting member 321 is located at a side of the light guiding member 322 away from the frame 620, and after the light is refracted by the light guiding member 322, the light emitted from the light guiding member 322 is emitted via the light emitting member 321 toward a side away from the frame 620. The light guide 322 can control the emergent angle of light, so that the light can be emitted at a small angle, the mapping distance is long, and the light has stronger permeability.

In other embodiments, the light emitted from the second light emitting module 310 can also be emitted vertically upwards into the light guiding component 320, which is not limited in the present utility model.

As shown in fig. 6, the second light emitting module 310 includes a flexible substrate 311 and a light emitting element 312 mounted on a partial area of the flexible substrate 311, when the light emitting element 312 on the second light emitting module 310 emits light outwards, an area of the light guiding assembly 320 corresponding to the light emitting element 312 on the flexible 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 guiding assembly 320 not corresponding to the light emitting element 312 on the flexible 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 an effect of illuminating an edge of a window side when sunlight irradiates indoors through the window.

In other embodiments, the light emitting elements 312 may be installed in all the areas on the flexible substrate 311, each light emitting element 312 may be controlled independently, 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 user is improved.

Preferably, the light guide 322 and the light emitting member 321 are made of transparent optical materials such as PMMA and PC.

The light emitted after passing through the light guide member 322 passes through the light emitting member 321, the light emitting member 321 can eliminate the granular sensation of the light emitted by the second light emitting module 310, and meanwhile, the light emitted after passing through the light emitting member 321 is more uniform.

A reflecting member 323 is attached to a side of the light guide 322 away from the light emitting member 321 to reflect the light emitted to the region back, so that the light is emitted toward the light emitting member 321, and the light condensing property is improved.

The part of the light-emitting member 321 which is not covered by the light-guiding member 322 is covered with the light-shielding member 324, and the light can be prevented from leaking out of the part of the light-emitting member 321 through the light-shielding member 324 arranged at the part, 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 guide 322, and when the light emitting member 312 is mounted on all areas of the flexible substrate 311, the shade 324 is rotated to change the bright and dark areas on the light emitting member 321.

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 second light emitting module 310' intersects with the light emitting direction of the light source assembly 210, the second light source system 300 includes a light emitting member 321, the light emitting member 321 is disposed between the frame 620 and the first light emitting surface 201 and exceeds the first light emitting surface 201 along the extending direction of the frame 620, the second light emitting module 310' is disposed at a side of the light emitting member 321 facing the frame 620, the second light emitting module 310' includes a flexible substrate 311' having a ring shape and a light emitting member 312 mounted inside the substrate, the second light emitting module 310' emits light toward the direction of the light emitting member 321, and the emitted light is directly emitted into the light emitting member 321 from the side surface of the light emitting member 321.

The second light source system 300 'further includes an annular lens 325, where the annular lens 325 is located between the light emitting element 321 and the second light emitting module 310', the annular lens 325 is connected to the inner side of the flexible substrate 311 'and covers the light emitting element 312, and light emitted by the light emitting element 312 is incident on the light incident surface of the annular lens 325, is refracted on the light incident surface, enters the annular lens 325 under the condition of meeting the snell's law, is refracted on the light emitting surface, and is emitted from the annular lens 325 and then passes through the light emitting element 321 to achieve uniform emission of the light.

In this embodiment, the flexible substrate 311 'may be a flexible circuit board FPC, and in other embodiments, the flexible 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 flexible substrate 311 'are provided with the light emitting elements 312, and the flexible 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 flexible 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 second light emitting module 310' surrounds the outer side 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 the side away from the frame 620, the light guide assembly 320 includes a light emitting member 321 and a light guiding member 322, the second light emitting module 310 is fixedly connected with one end of the light emitting member 321, the light guiding member 322 is surrounded on the outer side of the light emitting member 321, the upper end surface of the light guiding member 322 covers the light emitting member 312 on the second light emitting module 310, and the difference is that, as shown in fig. 9, a V prism microstructure 3221 is disposed on the light guiding member 322 in a region of the light guiding member 322 away from the second light emitting module 310, the light emitting member 321 is an inverted V prism microstructure, after light is emitted from the light emitting member 312, the light is totally reflected by the V prism microstructure 3211 on the light guiding member 322, so that the light is emitted from the region of the light guiding member 322 where the V prism microstructure 3221 is disposed at a large angle, the light emitted from the light emitting member 322 enters the inverted V prism microstructure 3221, the light emitting member 322 is reflected by the inverted V prism microstructure 3221, so that the light can pass through the second light emitting surface 301 at a small angle to form a transparent virtual image 303.

The angles of the back surface and the light-facing surface of the V-prism microstructure 3221 at the bottom of the light guide 322 are all smaller than 6 degrees, and meanwhile, the angles change with the distance between the light emitting element 312 and the light incident side of the light guide 322, and the depth of the V-groove also changes. A light incident surface of less than 6 degrees, and a V prism microstructure 3221 on the light emitting side compresses light to within 30 degrees toward the center in a direction of 165 to 175 degrees from the light emitting surface after the light is incident from the light incident side. 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 guide 322 can be adjusted by adjusting the angles of the light emitting surface and the backlight surface and the depth of the V-groove.

Preferably, the angles of the back surface and the light incident surface of the V-prism in the light guide 322 are both between 0.25 degrees and 0.75 degrees, and the apex angle of the inverted V-prism in the light outlet 321 is between 55 degrees and 70 degrees.

The light guide 322 is covered with a reflecting member 323 on a side far away from the light emitting member 321, so that light emitted to the region is reflected inside the light guide 322, and the light in the light guide 322 is emitted towards the direction of the light emitting member 321.

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. 10-11, 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. 12, 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 (10)

1. The utility model provides a light source subassembly, is applied to in lamps and lanterns, its characterized in that, the light source subassembly includes light source base plate (211) and sets up at least two kinds of light emitting unit on light source base plate (211), each light emitting unit all includes at least two light emitting component of different colours, wherein, crisscross distribution between at least two kinds of light emitting unit to, the colour setting of the light emitting component in two adjacent same light emitting units is different.

2. The light source assembly according to claim 1, wherein a first light emitting unit (2121) and a second light emitting unit (2122) are provided on the light source substrate (211), the first light emitting unit (2121) includes two light emitting elements of different colors, and the second light emitting unit (2122) includes two light emitting elements of another color different from the colors of the two light emitting elements in the first light emitting unit (2121).

3. The light source assembly according to claim 2, wherein the first light emitting unit (2121) and the second light emitting unit (2122) are staggered, and two light emitting elements in adjacent first light emitting unit (2121)/second light emitting unit (2122) are distributed upside down.

4. The light source assembly of claim 2, wherein the first light emitting unit (2121) comprises any two of white, green, blue, red, the second light emitting unit (2122) comprises the remaining two colors of white, green, blue, red that are different from the color of the first light emitting unit (2121), and both the first light emitting unit (2121) and the second light emitting unit (2122) are dual bowl light beads.

5. A light source assembly according to claim 1, characterized in that the light source assembly comprises a number of light emitting modules (212), each light emitting module (212) comprising a complete arrangement of the at least two light emitting units, the light emitting units in each light emitting module (212) being distributed in a lateral/longitudinal/array/ring shape.

6. The light source assembly according to claim 5, wherein a light source lens is provided on the light emitting module (212), the light source lens being in one-to-one correspondence with the light emitting units, or a single light source lens covering a plurality of light emitting units on a single light emitting module (212).

7. The light source assembly of claim 5, wherein each light emitting unit and each light emitting element in each light emitting module (212) is individually controllable to cause the light source assembly to exhibit different display effects to the outside by controlling the illumination state of each light emitting unit.

8. The light source assembly according to claim 5, wherein a plurality of light emitting modules (212) are regularly arranged on the light source substrate (211) in a multi-circle concentric circle or multi-circle zigzag distribution or array distribution.

9. The light source assembly according to claim 1, wherein the light source substrate (211) is provided with Ri-ring light emitting units, wherein Ri is equal to or greater than 2, the number of light emitting units of the R1-th ring is N, the number of light emitting units of the R2-th ring is 2N, and the number of light emitting units of the Ri-th ring is i x N.

10. A luminaire comprising a light source assembly according to any one of claims 1 to 9.