CN217635366U - Lighting device - Google Patents

Abstract

The utility model relates to a lighting device, include: a housing having a light outlet; the Rayleigh scattering plate is arranged at the light outlet; the light source assembly comprises a light source module arranged in the shell and a light source driving module for driving the light source module to emit light; the driving assembly is arranged on the shell and connected with the light source module, and is configured to: the light source module is driven to rotate relative to the Rayleigh scattering plate while the light source module is driven to move, so that the light source module always emits light towards the Rayleigh scattering plate at different positions. The utility model discloses lighting device can be real simulation external light's change to make people's environment of locating can more be close real external environment in order to satisfy people's perception demand to external light under airtight windowless environment.

Description

Lighting device

Technical Field

The utility model relates to the field of lighting, especially, relate to a lighting device.

Background

At present, most of lighting devices cannot realize the dynamic effect of sunlight illumination when the sun rises to the full day of sunset, and people cannot feel the change of external natural light along with time in a sealed and windowless environment such as a business super, an office, a hospital, a hotel, a basement and the like through the lamplight effect, so that the unhealthy influence is caused on the human body in the sealed windowless environment.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in overcoming the not enough of prior art, provides a lighting device.

In order to solve the technical problem, the utility model provides a following technical scheme:

the present invention provides an illumination device, comprising: a housing having a light outlet; the Rayleigh scattering plate is arranged at the light outlet; the light source assembly comprises a light source module arranged in the shell and a light source driving module for driving the light source module to emit light; the driving assembly is arranged on the shell and connected with the light source module, and is configured to: the light source module is driven to rotate relative to the Rayleigh scattering plate while the light source module is driven to move, so that the light source module always emits light towards the Rayleigh scattering plate at different positions.

In some embodiments, the light source driving module is configured to: the light source module is driven to emit light with different color temperatures, wherein the light with the different color temperatures enters the Rayleigh scattering plate to be scattered so as to present different colors.

In some embodiments, the light source driving module is configured to: the light source module can emit light with different color temperatures at different positions.

In some embodiments, the light source module comprises a first position, a second position and a third position, wherein the second position is located between the first position and the third position; the driving assembly drives the light source module to move to the first position state relative to the Rayleigh scattering plate, the light source driving module drives first color temperature light emitted by the light source module, the first color temperature light is emitted into the Rayleigh scattering plate to be scattered to present a first color, the driving assembly drives the light source module to move to the second position state relative to the Rayleigh scattering plate, the light source driving module drives the light source module to emit second color temperature light, the second color temperature light is emitted into the Rayleigh scattering plate to be scattered to present a second color, the driving assembly drives the light source module to move to the third position state relative to the Rayleigh scattering plate, the light source driving module drives the light source module to emit third color temperature light, and the third color temperature light is emitted into the Rayleigh scattering plate to be scattered to present a third color.

In some embodiments, during the movement of the light source module from the first position to the second position, the light source driving module is configured to: driving the brightness of the light source module to gradually become bright; during the movement of the light source module from the second position to the third position, the light source driving module is configured to: and driving the gradual dimming of the light source module.

In some embodiments, the drive assembly comprises: the light source module comprises a first motor, a second motor and a transverse transmission assembly, wherein the first motor is arranged on the transverse transmission assembly and connected with the light source module to drive the light source module to rotate, and the second motor is connected with the transverse transmission assembly to drive the first motor and the light source module to transversely move together.

In some embodiments, the transverse transmission assembly includes a screw rod disposed along a transverse direction of the housing and connected to an output shaft of the second motor, and a nut threadedly connected to the screw rod, wherein the first motor is fixed to the nut.

In some embodiments, the transverse transmission assembly includes a rack disposed along a transverse direction of the housing, and a gear disposed on an output shaft of the second motor and engaged with the rack, wherein the first motor is fixed to the rack.

In some embodiments, further comprising: the sliding assembly comprises a sliding guide rail and a sliding block, the sliding guide rail is arranged on the shell and is arranged along the transverse direction of the shell, the sliding block is connected with the sliding guide rail in a sliding mode, and the second motor is arranged on the sliding block.

In some embodiments, the housing includes a middle frame, a front frame fixed to a front side of the middle frame, a rear cover fixed to a rear side of the middle frame, and a deco frame fixed to a front side of the front frame, the rayleigh scattering plate being disposed between the front frame and the deco frame.

After the technical scheme is adopted, compared with the prior art, the utility model following beneficial effect has:

the utility model discloses a lighting device rotates when removing through drive assembly drive light source module, and light source module makes the light source module give out light towards the rayleigh scattering board all the time at different positions like this at the removal in-process, and the change that can real simulation external light to make people's environment can be more close real external environment in order to satisfy the perception demand of people to external light under airtight windowless environment.

The following describes embodiments of the present invention in further detail with reference to the attached drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. It is obvious that the drawings in the following description are only some embodiments and that for a person skilled in the art, other drawings can also be derived from them without inventive effort. In the drawings:

fig. 1 is a schematic view illustrating an overall structure of a lighting device according to an exemplary embodiment of the present invention;

fig. 2 is an exploded schematic view of a lighting device according to an exemplary embodiment of the present invention;

fig. 3 is a schematic view of a portion of a lighting device according to an exemplary embodiment of the present invention;

fig. 4 is a top view of a lighting device according to an exemplary embodiment of the present invention;

fig. 5-7 are diagrams illustrating a simulated daily rise and sunset variation process of a lighting device according to an exemplary embodiment of the present invention;

fig. 8-10 are diagrams illustrating another process of simulating a daily rise and a sunset for an illumination device according to an exemplary embodiment of the present invention;

it should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.

Detailed Description

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "inside", "outside", and the like are directions or positional relationships based on 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, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected", "contacting" and "communicating" are to be interpreted broadly, e.g. as either a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 10, the present invention provides a lighting device 100, which can simulate the periodic variation of the real external light when the sun rises and falls in a closed environment, so as to restore the real external environment in the closed environment where people are located.

The illumination apparatus 100 includes a housing 10, a rayleigh scattering plate 20, a light source assembly 30, and a driving assembly 40.

The housing 10 has a light exit opening, and the rayleigh scattering plate 20 is disposed at the light exit opening. The light source assembly 30 includes a light source module 30 disposed in the housing 10 and a light source driving module 32 for driving the light source module 31 to emit light; the driving assembly 40 is disposed on the housing 10 and connected to the light source module 31, and the driving assembly 40 is configured to: the light source module 31 is driven to rotate while moving relative to the rayleigh scattering plate 20, so that the light source module 31 always emits light toward the rayleigh scattering plate 20 at different positions.

Rotate when removing through drive assembly drive light source module, the light source module makes the light source module give out light towards the rayleigh scattering board all the time at different positions like this at the removal in-process to on the rayleigh scattering board is covered to light is better, the change of the external light of simulation that can be real, thereby make people's environment can be more close real external environment, in order to satisfy the perception demand of people to external light under airtight windowless environment.

Specifically, the housing 10 serves as an integral external component of the lighting device 100, and serves to support and protect internal components. Illustratively, the housing 10 may include a center frame 11 for accommodating the light source assembly 30, a front frame 12 fixed to a front side of the center frame 11, a rear cover 13 fixed to a rear side of the center frame 11, and a finishing frame 14 fixed to a front side of the front frame 12.

The rayleigh scattering plate 20 is provided between the front frame 12 and the decorative frame 14, and the rayleigh scattering plate 20 covers the front opening of the middle frame 11 to form a closed space with the middle frame 11. The rayleigh scattering plate 20 is a scattering plate having nanoparticles forming rayleigh scattering therein, the nanoparticles may be inorganic nanoparticles, metal nanoparticles or organic nanoparticles, and the inorganic nanoparticles may be silica, titanium dioxide, calcium carbonate, barium sulfate, calcite, indium phosphide, cadmium sulfide, cadmium selenide, cadmium telluride; the organic nano particles can be organic silicon, acrylic resin and styrene resin; the metal nanoparticles may be: ag. Al, au, cu.

The light source assembly 30 includes a light source module 31 disposed in the housing 10 and a light source driving module 32 for driving the light source module 31 to emit light, and the light source driving module 32 is configured to: the light source module 31 is driven to emit light with different color temperatures, wherein the light with different color temperatures enters the rayleigh scattering plate 20 to be scattered so as to present different colors. The color temperature range of the light emitted by the light source module 31 can be 1700K-8000K, that is, the light source module 31 can emit light with color temperature in the range of 1700K-8000K, and the light with different color temperatures enters the Rayleigh scattering plate 20 to be scattered, so that the light can show a color of going toward the sun, sky blue and sunset. Wherein, the color of the sunglow, the color of the sky blue and the color of the sunset are different colors realized by simulating a solar spectrum according to a Rayleigh scattering law. Light of green, blue, violet, etc. with higher frequencies in the solar spectrum is most easily scattered, while light of red, orange, yellow, etc. with lower frequencies is highly transmissive. Thus, the midday sky is always sky blue, while the light above the horizon is left with lower frequencies of red, orange, and yellow light. The light rays are scattered by impurities such as air molecules, water vapor and the like to form the color of the eucrya or the sunset.

The light source module 31 may be a point light source, a line light source, a matrix surface light source, or the like. For example, as shown in fig. 3, taking the light source module 31 as a linear light source for illustration, the light source module 31 may include a substrate 311, and a plurality of light sources 312 disposed on the substrate 311, wherein the substrate 311 is slidably disposed on the housing 10 and can rotate around an axis parallel to the plane of the rayleigh scattering plate 20, for example, the substrate 311 may be disposed along a transverse direction of the housing 10, and the plurality of light sources 312 are linearly distributed on the substrate 311, wherein the transverse direction of the housing 10 may be a length direction or a width direction of the housing 10.

The driving assembly 40 is disposed on the housing 10 and connected to the light source module 31, and the driving assembly 40 is configured to: the light source module 31 is driven to rotate while the light source module 31 is driven to move relative to the rayleigh scattering plate 20, so that the light source module 31 emits light with different color temperatures at different positions and the light source module 31 always emits light towards the rayleigh scattering plate 20 at different positions. For example, the driving unit 40 drives the light source module 31 to move in the lateral direction (the width direction of the casing 10), and drives the light source module 31 to rotate during the movement, so that the light source emitting end of the light source module 31 always faces the rayleigh scattering plate 20, and the light emitted by the light source can cover the entire surface of the rayleigh scattering plate 20. When the light source module 31 moves to different positions along the transverse direction, the color temperature of the light emitted by the light source module 31 is different, for example, the light source module 31 includes a first position (the position of the light source module 31 shown in fig. 5 and 8), a second position (the position of the light source module 31 shown in fig. 6 and 9), and a third position (the position of the light source module 31 shown in fig. 7 and 10), wherein the second position is located between the first position and the third position; the driving assembly 40 drives the light source module 31 to move to a first position state relative to the rayleigh scattering plate 20, the light source driving module 32 drives the first color temperature light emitted by the light source module 31, the first color temperature light enters the rayleigh scattering plate 20 to be scattered to present a first color, for example, the first color may be the aforementioned eucryptian color, wherein the first position may correspond to the morning state in the real environment (the state shown in the sunrise in fig. 5 and 8), and the moving to the first position state may be the state when the first position has been reached or is close to the first position; when the driving assembly 40 drives the light source module 31 to move to the second position state relative to the rayleigh scattering plate 20, the light source driving module 32 drives the light source module 31 to emit the second color temperature light, and the second color temperature light enters the rayleigh scattering plate 20 to be scattered to present a second color, such as sky blue, wherein the second position may correspond to a noon state in a real environment (shown in fig. 6 and 9), and the moving to the second position state may be a state in a moving process from the first position to the second position; the driving assembly 40 drives the light source module 31 to move to a third position state relative to the rayleigh scattering plate 20, the light source driving module 32 drives the light source module 31 to emit a third color temperature light, and the third color temperature light enters the rayleigh scattering plate 30 to be scattered to present a third color, such as the above-mentioned sunset color, wherein the third position may correspond to the afternoon state in the real environment (the sunset state shown in fig. 7 and 10), and the movement to the third position state may be that the third position has been reached or is close to the third position state.

In summary, in the process from the first position to the second position, the light source module 31 emits light with a changed color temperature into the rayleigh scattering plate 20 to scatter, so as to simulate the process that the real ambient light changes from the sunglow in the morning to the afternoon of the external environment into the sky blue; the light source module 31 is emitted into the rayleigh scattering plate 20 from the second position to the first position with a changing color temperature to scatter, and then the color simulates the process that the real environment light changes from the sunray to the sky blue from the sunray in the afternoon to the morning. The light source module 31 is set to a period from the first position to the second position and from the second position to the third position, that is, a period from morning to noon and from noon to afternoon. After reaching the third position, if the external environment is dark in the evening, the light emitting module may be turned off, the driving assembly 40 may drive the light source module 31 to return to the first position, and the light source module 31 is started to enter the second period in the morning of the second day, so as to truly simulate the change of the external environment of the second day.

The utility model discloses a lighting device rotates when removing through drive assembly 40 drive light source module 31, be equipped with light source drive module 32 and make light source module 31 send different colour temperature light in the position department of difference, light source module 31 is removing and is rotating in-process adjustment colour temperature like this, make lighting device can be real simulation external light's periodic variation, thereby make people's environment of locating can be more close real external environment in order to satisfy people's perception demand to external light under airtight windowless environment.

In some embodiments, during the movement of the light source module 31 from the first position to the second position, the light source driving module 32 is configured to: the brightness of the light source module 31 is gradually increased; during the movement of the light source module from the second position to the third position, the light source driving module is configured to: the light source module is driven to become dark gradually. The light source module 31 moves from the first position to the second position to simulate the process that the ambient light gradually becomes bright from the morning to the afternoon of the external environment; light source module 31 is removed the process that the third position simulation external environment light becomes dark gradually by volume to the morning environment afternoon by the second position, further makes lighting device can be more real simulation external light's periodic variation like this to make people's environment can be more close real external environment.

In some embodiments, the drive assembly 40 may include: the light source module 31 is driven to rotate, and the second motor is connected with the transverse transmission component and drives the first motor and the light source module 31 to move transversely together. The transverse direction in the present disclosure refers to a direction parallel to the light emitting surface or a plane where the rayleigh scattering plate is located, for example, a length direction or a width direction of the housing 10, or a direction parallel to the light emitting surface between the length direction and the width direction.

Specifically, the substrate 311 of the light source module 31 may be fixed on a substrate support, two ends of the substrate support are respectively provided with a rotating shaft parallel to the rayleigh scattering plate 20, two side walls in the length direction or the width direction of the middle frame 11 of the casing 10 are respectively provided with a guide hole, the rotating shaft extends into the guide hole, and one end of the rotating shaft is connected with the output shaft of the first motor.

The second motor rotates to make the transverse transmission assembly drive the first motor and the light source module 31 to move along the width direction or the length direction of the housing 10, and in the moving process, the first motor rotates to drive the light source module 31 to rotate so that the emitting end of the light source 312 thereon always faces the rayleigh scattering plate 20, so that the light emitted by the light source 312 covers the rayleigh scattering plate 20.

In one example, the transverse transmission assembly includes a screw rod disposed in the transverse direction of the housing 10 and connected to an output shaft of the second motor, and a nut threadedly connected to the screw rod, wherein the first motor is fixed to the nut. Specifically, the second motor may be fixed to the middle frame 11 of the casing 10, the screw rod extends along the width direction or the length direction of the casing 10, the second motor rotates to drive the screw rod to rotate, so that the nut and the first motor thereon and the light source module 31 move together along the extending direction of the screw rod, and when moving, the first motor rotates to drive the light source module 31 to rotate so that the emitting end of the light source 312 thereon always faces the rayleigh scattering plate 20, so that the light emitted by the light source 312 covers the rayleigh scattering plate 20.

In another example, the transverse transmission assembly may include a rack disposed along the transverse direction of the housing 10 and a gear disposed at an output shaft of the second motor and engaged with the rack, wherein the first motor is fixed to the rack. The second motor rotates to drive the gear to rotate, so that the rack engaged with the gear, the first motor and the light source module 31 move along the width direction of the housing 10, and the first motor rotates to drive the light source module 31 to rotate while moving, so that the emitting end of the light source 312 thereon always faces the rayleigh scattering plate 20, and the light emitted by the light source 312 covers the rayleigh scattering plate 20.

In some embodiments, to improve the stability of the moving process of the light source module 31, the lighting device further includes: and the sliding assembly 50 comprises a sliding guide rail arranged on the housing 10 and transversely arranged along the housing 10, and a sliding block connected with the sliding guide rail in a sliding manner, wherein the first motor is arranged on the sliding block.

It is further understood that the use of "a plurality" in this disclosure means two or more, and other terms are analogous. "and/or" describes the association relationship of the associated object, indicating that there may be three relationships, for example, a and/or B, which may indicate: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship. The singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It will be further understood that the terms "first," "second," and the like are used to describe various information and that such information should not be limited by these terms. These terms are only used to distinguish one type of information from another and do not denote a particular order or importance. Indeed, the terms "first," "second," and the like are fully interchangeable. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope of the present disclosure.

It is further to be understood that while operations are depicted in the drawings in a particular order, this is not to be understood as requiring that such operations be performed in the particular order shown or in serial order, or that all illustrated operations be performed, to achieve desirable results. In certain environments, multitasking and parallel processing may be advantageous.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is to be limited only by the scope of the appended claims.

Claims (10)

1. An illumination device, comprising:

a housing having a light outlet;

the Rayleigh scattering plate is arranged at the light outlet;

the light source assembly comprises a light source module arranged in the shell and a light source driving module for driving the light source module to emit light;

the driving assembly is arranged on the shell and connected with the light source module, and is configured to: the light source module is driven to move relative to the Rayleigh scattering plate and simultaneously driven to rotate, so that the light source module emits light towards the Rayleigh scattering plate at different positions all the time.

2. A lighting device as recited in claim 1, wherein said light source driving module is configured to: the light source module is driven to emit light with different color temperatures, wherein the light with the different color temperatures enters the Rayleigh scattering plate to be scattered so as to present different colors.

3. A lighting device as recited in claim 2, wherein said light source driving module is configured to: and the light source module can emit light with different color temperatures at different positions.

4. The lighting device of claim 2,

the light source module comprises a first position, a second position and a third position, wherein the second position is located between the first position and the third position;

the driving component drives the light source module to move to the first position state relative to the Rayleigh scattering plate, the light source driving module drives first color temperature light emitted by the light source module, the first color temperature light enters the Rayleigh scattering plate to be scattered to present a first color,

the driving component drives the light source module to move to the second position state relative to the Rayleigh scattering plate, the light source driving module drives the light source module to emit second color temperature light, the second color temperature light is emitted into the Rayleigh scattering plate to be scattered to present a second color,

the driving assembly drives the light source module to move to the third position state relative to the Rayleigh scattering plate, the light source driving module drives the light source module to emit third color temperature light, and the third color temperature light is emitted into the Rayleigh scattering plate to be scattered to present a third color.

5. The lighting device of claim 4,

during the movement of the light source module from the first position to the second position, the light source driving module is configured to: driving the brightness of the light source module to gradually become bright;

during the movement of the light source module from the second position to the third position, the light source driving module is configured to: and driving the gradual dimming of the light source module.

6. The lighting device of claim 1,

the drive assembly includes: the light source module comprises a first motor, a second motor and a transverse transmission assembly, wherein the first motor is arranged on the transverse transmission assembly and connected with the light source module to drive the light source module to rotate, and the second motor is connected with the transverse transmission assembly to drive the first motor and the light source module to transversely move together.

7. The lighting device of claim 6,

the transverse transmission assembly comprises a screw and a nut, the screw is arranged along the transverse direction of the shell and is connected with an output shaft of the second motor, the nut is in threaded connection with the screw, and the first motor is fixed on the nut.

8. The lighting device of claim 6,

the transverse transmission assembly comprises a rack and a gear, the rack is arranged along the transverse direction of the shell, the gear is arranged on an output shaft of the second motor and meshed with the rack, and the first motor is fixed on the rack.

9. A lighting device as recited in any one of claims 6-8, further comprising:

the sliding assembly comprises a sliding guide rail and a sliding block, wherein the sliding guide rail is arranged on the shell transversely, the sliding block is connected with the sliding guide rail in a sliding mode, and the second motor is arranged on the sliding block.

10. The lighting device of claim 1,

the casing includes the center, be fixed in the preceding frame of center front side, be fixed in the back lid of center rear side and be fixed in the dress trim of preceding frame front side, the rayleigh scattering board set up in before the frame with between the dress trim.

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