CN218845913U - Sky lamp - Google Patents

Abstract

The utility model discloses a sky lamp, include: a base body provided with a concave cavity; the light source assembly is arranged in the cavity, and a light emitting surface of the light source assembly faces to the opening of the cavity; and the Rayleigh scattering panel is connected with the base body to block the opening of the concave cavity, and an incident surface of the Rayleigh scattering panel is provided with a light homogenizing structure. The light that the light source subassembly produced shines on the incident surface of rayleigh scattering panel, because be provided with even light structure on the incident surface of rayleigh scattering panel, can make the light of inciding into in the rayleigh scattering panel more even, wherein the short wave part of incident light makes the rayleigh scattering panel be blue through the rayleigh scattering, and the long wave part of incident light receives the rayleigh scattering to influence less and form the light after the emergence. Therefore, the user observes that the brightness of the Rayleigh scattering panel is more uniform and closer to the simulated blue sky, and the illumination light is also more uniform, thereby being beneficial to improving the illumination effect.

Description

Sky lamp

Technical Field

The utility model relates to the field of lighting, in particular to sky lamp.

Background

The sky lamp adopts the rayleigh scattering panel, can make the emergent face personally submit blue, and the light that shines simultaneously on the object is normal colour rather than blue to this illuminating effect that can simulate the sky alleviates the oppression atmosphere of indoor lighting, makes more natural, comfortable of indoor lighting. However, in the conventional sky light, the LED is usually used as a light source, and the LED is a point light source, and the light irradiated on the rayleigh scattering panel includes a large-angle stray light and a problem of uneven incident light, so that the rayleigh scattering panel has uneven brightness when emitting light, and the simulated sky lighting effect is not good.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a sky lamp, it can make the luminous luminance of rayleigh scattering panel more even.

According to the utility model discloses a sky lamp, include: a base body provided with a concave cavity; the light source assembly is arranged in the cavity, and a light emitting surface of the light source assembly faces to the opening of the cavity; and the Rayleigh scattering panel is connected with the base body to block the opening of the concave cavity, and an incident surface of the Rayleigh scattering panel is provided with a light homogenizing structure.

According to the utility model discloses sky lamp has following beneficial effect at least: the light that the light source subassembly produced shines on the incident surface of rayleigh scattering panel, because be provided with even light structure on the incident surface of rayleigh scattering panel, can make the light of inciding into in the rayleigh scattering panel more even, wherein the short wave part of incident light makes the rayleigh scattering panel be blue through the rayleigh scattering, and the long wave part of incident light receives the rayleigh scattering to influence less and form the light after the emergence. Therefore, the user observes that the brightness of the Rayleigh scattering panel is more uniform and closer to the simulated blue sky, and the illumination light is also more uniform, thereby being beneficial to improving the illumination effect.

According to some embodiments of the invention, the light homogenizing structure comprises a plurality of serrations uniformly disposed on the rayleigh scattering panel; or the light homogenizing structure comprises a plurality of pyramid parts which are uniformly arranged on the Rayleigh scattering panel; alternatively, the light uniformizing structure includes a frosted portion disposed on the rayleigh scattering panel.

According to some embodiments of the utility model, the light source subassembly includes circuit board and a plurality of full gloss register for easy reference LED lamp pearl, and a plurality of full gloss register for easy reference LED lamp pearl is arranged with array structure and is set up on the circuit board.

According to some embodiments of the utility model, the light source subassembly still include with the lens piece of full gloss register for easy reference LED lamp pearl one-to-one, lens piece with the integrative encapsulation of full gloss register for easy reference LED lamp pearl is connected.

According to some embodiments of the utility model, the light source subassembly still include the light-passing board and integrative set up in a plurality of lens portion on the light-passing board, lens portion with full gloss register for easy reference LED lamp pearl one-to-one, the light-passing board with the circuit board is connected.

According to the utility model discloses a some embodiments, still include with the light screen that the base member is connected, the light screen is located full gloss register for easy reference LED lamp pearl with between the rayleigh scattering panel, the light screen be provided with the light trap of full gloss register for easy reference LED lamp pearl one-to-one.

According to the utility model discloses a some embodiments, the base member forms the bottom of cavity is provided with cambered surface portion, the circuit board is flexible circuit board, flexible circuit board with the laminating of cambered surface portion.

According to some embodiments of the invention, the base body forms a light-absorbing layer is provided on the wall of the cavity.

According to the utility model discloses a some embodiments still include out the light cover, the light cover is provided with the light-emitting mouth, the light-emitting cover with the base member is connected and the light-emitting cover with the base member centre gripping the rayleigh scattering panel, the light cover forms the wall of light-emitting mouth is provided with perpendicular face portion, inclined plane portion or step, perpendicular face portion with the emitting surface of rayleigh scattering panel is perpendicular, inclined plane portion with the emitting surface slope of rayleigh scattering panel.

According to some embodiments of the utility model, still include drive module and the wireless module of adjusting luminance, the drive module of adjusting luminance respectively with the light source subassembly and the wireless module electricity is connected, the drive module of adjusting luminance is used for adjusting the luminous luminance of light source subassembly, wireless module is used for with external equipment wireless communication.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a perspective view of one embodiment of the present invention;

FIG. 2 is a perspective cross-sectional view of one embodiment of the present invention;

fig. 3 is an exploded perspective view of one embodiment of the present invention;

fig. 4 is a schematic perspective view of a rayleigh scattering panel according to another embodiment of the present invention;

fig. 5 is a schematic view of a three-dimensional structure of a full spectrum LED lamp bead and a lens piece according to one embodiment of the present invention;

fig. 6 is a schematic perspective view of a light-transmitting plate according to another embodiment of the present invention;

fig. 7 is a schematic perspective view of a light shielding plate according to another embodiment of the present invention;

fig. 8 is a cross-sectional view of another embodiment of the present invention;

fig. 9 is a partial perspective view of a light outlet cover according to an embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the directional descriptions, such as the directions or positional relationships indicated by upper, lower, front, rear, left, right, etc., are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but not for indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

In the description of the present invention, if there are first and second descriptions for distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the description of the present invention, unless there is an explicit limitation, the terms such as setting, installing, connecting, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meaning of the terms in the present invention by combining the specific contents of the technical solution.

As shown in fig. 1 to 3, a sky light according to an embodiment of the present invention includes: a base body 100 provided with a cavity 101; a light source assembly 200 disposed in the cavity 101, wherein a light emitting surface of the light source assembly 200 faces an opening of the cavity 101; and a rayleigh scattering panel 300 connected to the base 100 to close the opening of the cavity 101, wherein an incident surface of the rayleigh scattering panel 300 is provided with a dodging structure 310.

The light generated by the light source module 200 irradiates on the incident surface of the rayleigh scattering panel 300, and since the incident surface of the rayleigh scattering panel 300 is provided with the light uniformizing structure 310, the light incident into the rayleigh scattering panel 300 can be more uniform, wherein the short wave part of the incident light is blue through rayleigh scattering to make the rayleigh scattering panel 300, and the long wave part of the incident light is less affected by rayleigh scattering and is emitted to form illumination light. Therefore, the user observes that the brightness of the rayleigh scattering panel 300 is more uniform and closer to the simulated blue sky, and the illumination light is also more uniform, which is beneficial to improving the illumination effect.

Referring to fig. 3 and 4, in some embodiments of the present invention, the light uniformizing structure 310 includes a plurality of serrations 311 uniformly disposed on the rayleigh scattering panel 300; alternatively, the light uniformizing structure 310 includes a plurality of pyramid parts 312 uniformly arranged on the rayleigh scattering panel 300; alternatively, the light uniformizing structure 310 includes a frosted portion disposed on the rayleigh scattering panel 300.

The light generated by the light source assembly 200 irradiates on the incident surface of the rayleigh scattering panel 300, and the sawtooth part 311, the pyramid part 312 or the frosted part on the incident surface of the rayleigh scattering panel can make the passing light more uniform, so as to realize the light-homogenizing effect, wherein the sawtooth part 311 and the pyramid part 312 are beneficial to reducing stray light. Therefore, the light uniformizing effect is realized, so that the light emitted from the emergent surface of the Rayleigh scattering panel 300 is more uniform, the structure is simple, and the implementation is convenient.

Referring to fig. 2, 5, 6 and 7, in some embodiments of the present invention, the light source assembly 200 includes a circuit board 210 and a plurality of full spectrum LED lamp beads 220, and the plurality of full spectrum LED lamp beads 220 are arranged in an array structure on the circuit board 210.

The full-spectrum LED lamp beads 220 are arranged in an array structure, so that the generated light rays can be more average and regular as much as possible, and the light-homogenizing structure 310 on the incident surface of the Rayleigh scattering panel 300 is matched, so that the light-emitting brightness of the Rayleigh scattering panel 300 is more uniform. Meanwhile, light generated by the full-spectrum LED lamp bead 220 comprises full-spectrum frequency, wherein the short wave part simulates the effect of blue sky through Rayleigh scattering, the long wave part is less influenced by Rayleigh scattering and is emitted to form illumination light, and the full-spectrum LED lamp bead 220 better meets the illumination requirement of simulating the sky.

The full-spectrum LED lamp bead array structure can be in an implementation mode that the whole body is in the shape of an equilateral triangle, an equilateral quadrilateral or an equilateral hexagon and the like after being arranged.

The full-spectrum LED lamp bead 220 can be installed by adopting a patch welding mode and can also be installed by adopting a pin welding mode.

Referring to fig. 5, in some embodiments of the present invention, the light source assembly 200 further includes a lens piece 221 corresponding to the full spectrum LED lamp bead 220 one to one, and the lens piece 221 and the full spectrum LED lamp bead 220 are integrally connected in a package manner.

Lens part 221 can improve full spectrum LED lamp pearl 220 emergent ray's optical characteristic, for example with the light gathering that full spectrum LED lamp pearl 220 produced in order to reduce luminous angle, makes the directive property and the luminance of light stronger, reduces stray light simultaneously. The lens piece 221 and the full-spectrum LED lamp beads are integrally packaged, so that the steps of fixedly mounting the lens piece 221 are saved, and the assembly efficiency is improved.

Referring to fig. 6, in some embodiments of the present invention, the light source assembly 200 further includes a light-transmitting plate 230 and a plurality of lens portions 231 integrally disposed on the light-transmitting plate 230, the lens portions 231 correspond to the full spectrum LED lamp beads 220 one to one, and the light-transmitting plate 230 is connected to the circuit board 210.

After the full-spectrum LED lamp beads 220 are welded and fixed, the light-transmitting plate 230 is fixed on the circuit board 210, so that the lens parts 231 on the light-transmitting plate 230 correspond to the full-spectrum LED lamp beads 220 one to one, and therefore, only a single light-transmitting plate 230 needs to be fixed, the full-spectrum LED lamp beads 220 can correspond to the lens parts 231, a single lens is not needed to be installed, and the assembly efficiency is improved. Lens portion 231 can improve the optical characteristic of full spectrum LED lamp pearl 220 emergent ray, for example with the light gathering that full spectrum LED lamp pearl 220 produced in order to reduce luminous angle, makes the directive property and the luminance of light stronger, reduces stray light simultaneously.

The full-spectrum LED lamp bead 220 can adopt a common LED lamp bead with a 120-degree light-emitting angle, and after the full-spectrum LED lamp bead 220 is matched with the lens part 221 or the lens part 231, the light-emitting angle range can be between 5 degrees and 60 degrees.

Referring to fig. 7, in some embodiments of the present invention, the present invention further comprises a light shielding plate 240 connected to the base 100, the light shielding plate 240 is located between the full spectrum LED lamp bead 220 and the rayleigh scattering panel 300, the light shielding plate 240 is provided with a light hole 241 corresponding to the full spectrum LED lamp bead 220 one-to-one.

Through being provided with light screen 240 to be provided with the light trap 241 with full gloss register LED lamp pearl 220 one-to-one on the light screen 240, make the light that every full gloss register LED lamp pearl 220 produced all jet out from the light trap 241 that corresponds, be favorable to preventing the light that produces from interfering each other between full gloss register LED lamp pearl 220.

Referring to fig. 8, in some embodiments of the present invention, the bottom of the base 100 forming the cavity 101 is provided with an arc portion 102, and the circuit board 210 is a flexible circuit board attached to the arc portion 102.

Be provided with cambered surface portion 102 through the bottom that forms cavity 101 at base member 100, the flexible circuit board laminates with cambered surface portion 102, and full gloss register for easy reference LED lamp pearl 220 arranges on the flexible circuit board with array structure to this structure can change holistic light-emitting angle, follows the angle of the whole light scope of rayleigh scattering panel 300 outgoing promptly, satisfies the user demand of different scenes.

In some embodiments of the present invention, the base 100 forms the bottom of the cavity 101 is provided with an arc-shaped gradient portion, the circuit board 210 may have a plurality of blocks, the arc-shaped gradient portion includes a plurality of step surfaces, and each step surface is provided with at least one block of the circuit board 210.

Referring to fig. 8, in some embodiments of the present invention, the wall of the substrate 100 forming the cavity 101 is provided with a light absorbing layer 110.

Because the light generated by the light source assembly 200 irradiates the light equalizing structure on the incident surface of the rayleigh scattering panel 300, there is inevitably a partial reflected light, and the light absorbing layer 110 is arranged on the wall surface of the cavity 101 formed by the substrate 100, so that the stray light reflected in the cavity 101 can be absorbed and reduced, and the illumination effect is improved.

The light absorbing layer 110 may be formed of black lint, black ink layer, black frosted layer, or black matte layer provided on the wall surface of the cavity 101.

Referring to fig. 3, 8 and 9, in some embodiments of the present invention, the light outlet cover 400 is further included, the light outlet cover 400 is provided with a light outlet 401, the light outlet cover 400 is connected to the base 100 and the rayleigh scattering panel 300 is clamped between the light outlet cover 400 and the base 100, a wall surface of the light outlet cover 400 forming the light outlet 401 is provided with a vertical surface portion 410, an inclined surface portion 420 or a stepped portion 430, the vertical surface portion 410 is perpendicular to an emergent surface of the rayleigh scattering panel 300, and the inclined surface portion 420 is inclined to the emergent surface of the rayleigh scattering panel 300.

The light outlet cover 400 is connected with the base 100 to clamp the rayleigh scattering panel 300, so that the rayleigh scattering panel 300 can be fixed while the light outlet cover 400 is fixed, and the structure is simplified, and the assembly operation is more convenient. The wall surface of the light outlet cover 400 forming the light outlet 401 is provided with a vertical surface portion 410, an inclined surface portion 420 or a stepped portion 430, so that the light outlet boundary can be more regular, the sunken visual sense of the sky can be simulated, and the simulation degree of the simulated sky is improved.

In some embodiments of the present invention, the lighting device further includes a driving dimming module and a wireless module, the driving dimming module is respectively connected to the light source assembly 200 and the wireless module electrically, the driving dimming module is used for adjusting the brightness of the light source assembly 200, and the wireless module is used for communicating with an external device wirelessly.

Wireless module can with outside cell-phone, equipment such as remote controller carry out wireless communication in order to obtain control signal, wireless module transmits control signal to the drive module of adjusting luminance, the drive module of adjusting luminance adjusts the drive signal of exporting to light source subassembly 200 according to control signal to the effect of adjustment light source subassembly 200 luminance and/or luminous colour (cold white, just white, warm white), and then can be according to the lighting requirements, the nimble luminance of adjusting of environmental requirement, luminous colour, it is more convenient to make the use.

The driving dimming module may be an embodiment that generates a PWM signal to drive the light source assembly 200 to emit light, and the light emitting brightness of the light source assembly 200 can be conveniently adjusted by adjusting the duty ratio of the PWM signal. The driving dimming module may be an embodiment including a common microprocessor and a PWM generation circuit. The wireless module may be an implementation mode including a WIFI chip, a bluetooth chip, a ZIGBEE chip, or the like, which can implement a wireless communication function.

All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope of the claims of the present application.

Claims (10)

1. A skylight, comprising:

a base body (100) provided with a cavity (101);

the light source assembly (200) is arranged in the cavity (101), and a light emitting surface of the light source assembly (200) faces to the opening of the cavity (101);

and the Rayleigh scattering panel (300) is connected with the base body (100) to seal the opening of the concave cavity (101), and the incident surface of the Rayleigh scattering panel (300) is provided with a light homogenizing structure (310).

2. A skylight according to claim 1, wherein: the light homogenizing structure (310) comprises a plurality of sawteeth (311) uniformly arranged on the Rayleigh scattering panel (300); or, the light uniformizing structure (310) comprises a plurality of pyramid parts (312) uniformly arranged on the Rayleigh scattering panel (300); alternatively, the light unifying structure (310) comprises a frosted portion disposed on the rayleigh scattering panel (300).

3. A skylight according to claim 1, characterized in that: the light source assembly (200) comprises a circuit board (210) and a plurality of full-spectrum LED lamp beads (220), wherein the full-spectrum LED lamp beads (220) are arranged on the circuit board (210) in an array structure.

4. A skylight according to claim 3, characterized in that: the light source assembly (200) further comprises lens pieces (221) in one-to-one correspondence with the full-spectrum LED lamp beads (220), and the lens pieces (221) are integrally connected with the full-spectrum LED lamp beads (220) in a packaging mode.

5. A skylight according to claim 3, characterized in that: the light source assembly (200) further comprises a light-transmitting plate (230) and a plurality of lens portions (231) integrally arranged on the light-transmitting plate (230), the lens portions (231) correspond to the full-spectrum LED lamp beads (220) one to one, and the light-transmitting plate (230) is connected with the circuit board (210).

6. A sky light as claimed in claim 4 or 5, characterized in that: the LED lamp further comprises a light shielding plate (240) connected with the base body (100), wherein the light shielding plate (240) is located between the full-spectrum LED lamp beads (220) and the Rayleigh scattering panel (300), and light holes (241) which correspond to the full-spectrum LED lamp beads (220) in a one-to-one mode are formed in the light shielding plate (240).

7. A skylight according to claim 3, characterized in that: the bottom of the cavity (101) formed by the base body (100) is provided with an arc surface portion (102), the circuit board (210) is a flexible circuit board, and the flexible circuit board is attached to the arc surface portion (102).

8. A skylight according to claim 1, characterized in that: and a light absorption layer (110) is arranged on the wall surface of the cavity (101) formed by the substrate (100).

9. A skylight according to claim 1, characterized in that: still include out light cover (400), it is provided with light outlet (401) to go out light cover (400), go out light cover (400) with base (100) are connected and go out light cover (400) with base (100) centre gripping rayleigh scattering panel (300), it forms to go out light cover (400) the wall of light outlet (401) is provided with vertical surface portion (410), inclined plane portion (420) or ladder portion (430), vertical surface portion (410) with the exit surface of rayleigh scattering panel (300) is perpendicular, inclined plane portion (420) with the exit surface slope of rayleigh scattering panel (300).

10. A skylight according to claim 1, characterized in that: the LED lamp further comprises a driving dimming module and a wireless module, wherein the driving dimming module is respectively electrically connected with the light source assembly (200) and the wireless module, the driving dimming module is used for adjusting the light emitting brightness and/or the light emitting color of the light source assembly (200), and the wireless module is used for wirelessly communicating with external equipment.

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