Natural simulation green lamp

Abstract

The utility model relates to the field of lighting equipment, and particularly discloses a natural simulation green lamp which comprises a shell and a natural blue sky module, the shell is provided with a blue sky containing cavity, and the natural blue sky module is arranged in the blue sky containing cavity; the natural blue sky module comprises a Rayleigh scattering plate, a first light source, a semi-reflecting and semi-transmitting plate and a backlight module, and the first light source is arranged on one side of the Rayleigh scattering plate and used for enabling light emitted by the first light source to enter from the side face of the Rayleigh scattering plate; the semi-reflecting and semi-transmitting plate is arranged below the Rayleigh scattering plate, and the backlight module is arranged below the semi-reflecting and semi-transmitting plate and used for emitting light to the bottom face of the semi-reflecting and semi-transmitting plate. According to the utility model, the deep three-dimensional blue sky atmosphere illumination effect and the simulated natural light rhythm transformation can be realized, and different simulated natural scene classifications are provided.

Description

TECHNICAL FIELD

[0001] The utility model relates to lighting equipment field especially relates to a natural simulation blue sky lamp. BACKGROUND

[0002] With the development of economy, people's living standard promotion, healthy living environment begins to become the pursuit of the masses. For lighting device, simulation natural light is the biggest challenge. Under this big environment, the blue sky lamp emerges as the times require, and the main effect of this lamp is to simulate the visual effect of the sky, and to provide a lighting effect similar to a skylight for the space that cannot be irradiated by sunlight in the room.

[0003] The blue sky lamp in the prior art is mostly inclined to the Rayleigh scattering plate to realize the visual effect of simulating the sky. In order to make the scattering plate light effect uniform, the light source and the light outlet need to keep a large distance, resulting in the overall thickness of the lamp being large. At the same time, the lighting effect is limited to the size of the light emitting plate of the lamp, and the effect is flat and has no depth. At the same time, only blue sky can be output, and the mode is single. UTILITY MODEL CONTENT

[0004] The utility model discloses in order to solve the defect of prior art, provide a natural simulation blue sky lamp, can realize deep three-dimensional blue sky atmosphere lighting effect and simulation natural light rhythm change, and proposes different simulation natural scene classification.

[0005] In order to solve the above technical problem, the utility model embodiment provides a natural simulation blue sky lamp, including shell and natural blue sky module, the shell has blue sky accommodating cavity, the natural blue sky module is located in the blue sky accommodating cavity;The natural blue sky module includes Rayleigh scattering plate, first light source, half reflection half transmission plate and backlight module, the first light source is located in one side of the Rayleigh scattering plate, is used for the light that the light of oneself emits from the side of Rayleigh scattering plate enters;The half reflection half transmission plate is located below the Rayleigh scattering plate, and the backlight module is located below the half reflection half transmission plate and is used for emitting light to the bottom surface of the half reflection half transmission plate;The backlight module includes diffusion plate and backlight light source, the diffusion plate is located below the half reflection half transmission plate, and the backlight light source is used for irradiating the diffusion plate.

[0006] As an improvement of the above scheme, the backlight module includes a first diffusion plate, a light guide plate located below the first diffusion plate, and a reflective plate located below the light guide plate, and a second light source located on one side of the light guide plate, the second light source is used for emitting light from the side of the light guide plate.

[0007] As an improvement of the above scheme, the backlight module includes a second diffusion plate and a third light source located below the second diffusion plate, the third light source is used for emitting light from the bottom surface of the second diffusion plate.

[0008] As the improvement of the above-mentioned scheme, the shell is further provided with a lighting cavity which is independent of the blue sky accommodating cavity, and a main lighting module is arranged in the lighting cavity.

[0009] As the improvement of the above-mentioned scheme, the main lighting module is in a strip shape, and further comprises a strip-shaped light-reflecting cover, and a plurality of lighting installation positions are arranged in the light-reflecting cover, and the fourth light source is arranged in the lighting installation position.

[0010] As the improvement of the above-mentioned scheme, the light-reflecting cover is arranged on a rotating seat, and one end of the rotating seat is connected with a knob or a motor.

[0011] Correspondingly, the utility model embodiment further provides a rhythm light scene classification and control method, uses the natural simulation blue sky lamp, wherein the first light source is 7500K color temperature light emitting unit, the second light source is composed of 1800K color temperature light emitting unit and 5700K color temperature light emitting unit, the fourth light source is 2700K-5700K color temperature adjustable light emitting unit, forms the sunrise light scene, the morning light scene, the noon light scene, the afternoon light scene and the sunset light scene by controlling the current and / or voltage of the first light source, the second light source and the fourth light scene.

[0012] As the improvement of the above-mentioned scheme, the specific method of forming the sunrise light scene, the morning light scene, the noon light scene, the afternoon light scene and the sunset light scene is respectively:

[0013] The 7500K color temperature light emitting unit is closed, the 1800K color temperature light emitting unit and the 5700K color temperature light emitting unit gradually increase from 15% brightness to 35% brightness, and the sunrise light scene with gradually increasing brightness and orange-yellow white bias is presented;

[0014] The 1800K color temperature light emitting unit is closed, the brightness of the 7500K color temperature light emitting unit gradually increases with time, and the brightness of the 5700K color temperature light emitting unit gradually decreases with time, and the morning light scene with blue sky white bias is presented;

[0015] The brightness of the 7500K color temperature light emitting unit reaches the maximum value, the 1800K color temperature light emitting unit remains closed, and the 5700K color temperature light emitting unit is weakened to complete closing, and the noon light scene with pure blue sky is presented;

[0016] The brightness of the 7500K color temperature light emitting unit gradually weakens to 35% brightness, the 1800K color temperature light emitting unit starts to light, and the 5700K color temperature light emitting unit remains closed, and the afternoon light scene with blue sky orange-red bias is presented.

[0017] The 5700K color temperature light emitting unit and the 7500K color temperature light emitting unit are turned off, and the 1800K color temperature light emitting unit is lit alone, presenting an orange-red sunset light scene.

[0018] As an improvement of the above scheme, the natural simulation blue sky lamp further comprises a power module, a communication module, a control module and a driving module, the power module is used for powering the communication module, the control module and the driving module; the communication module is used for receiving a remote control signal and sending a control signal to the control module; the control module is used for controlling the driving module to send a driving current to the corresponding light source according to the control signal of the communication module.

[0019] The embodiment of the utility model has the following beneficial effects:

[0020] The natural blue sky module of the utility model is composed of a Rayleigh scattering plate providing a blue sky effect, a first light source, a half-mirror half-transmission plate and a backlight module providing light rhythm change, and through cooperation of the Rayleigh scattering plate, the first light source and the half-mirror half-transmission plate, a three-dimensional sky effect of superimposed blue light is presented; the backlight module sends uniform light of different color temperatures to the half-mirror half-transmission plate, so that the Rayleigh scattering plate presents effects such as sunset of different color temperatures as a whole or in part, the presentation content of the blue sky module is enriched, and the blue sky module presents a sky effect closer to nature, which changes from only presenting a blue sky to adding sunset and other elements in a natural sky in a certain depth of the blue sky. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is a sectional view of the natural simulation blue sky lamp of the utility model;

[0022] Figure 2 is a structural schematic diagram of one embodiment of the natural blue sky module of the utility model;

[0023] Figure 3 is a structural schematic diagram of another embodiment of the natural blue sky module of the utility model;

[0024] Figure 4 is a structural schematic diagram of the natural simulation blue sky lamp of the utility model after a hidden shell;

[0025] Figure 5 is Figure 4 is an enlarged view of A of

[0026] Figure 6 is a rhythm light scene classification diagram of the utility model;

[0027] Figure 7 is a circuit principle diagram of the natural simulation blue sky lamp of the utility model. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical scheme and advantages of the utility model more clear, the utility model will be described further in detail below in combination with the drawings. Only this statement, the up, down, left, right, front, back, inside, outside and other orientation words appearing in the text or about to appear in the utility model are based on the drawings of the utility model, and it is not a specific limitation on the utility model.

[0029] As Figure 1 And Figure 2 The utility model discloses a kind of natural simulation blue sky lamps, including shell 1 and natural blue sky module 2, the shell 1 has blue sky containing cavity 11, the natural blue sky module 2 is located in the blue sky containing cavity 11;The natural blue sky module 2 includes Rayleigh scattering plate 21, first light source 22, half reflection half transmission plate 23 and backlight module 24, the first light source 22 is located in one side of the Rayleigh scattering plate 21, for the light from the side of Rayleigh scattering plate 21 is shot into;Half reflection half transmission plate 23 is located below the Rayleigh scattering plate 21, the backlight module 24 is located below the half reflection half transmission plate 23, for emitting light to the bottom surface of half reflection half transmission plate 23.The backlight module 24 includes diffusion plate and backlight light source, the diffusion plate is located below the half reflection half transmission plate 23, the backlight light source is used to irradiate the diffusion plate, and different color temperature and the light with local color temperature change are provided to the half reflection half transmission plate 23 by the diffusion plate.

[0030] The natural blue sky module 2 of the utility model is composed of Rayleigh scattering plate 21 providing blue sky effect, first light source 22, half reflection half transmission plate 23 and backlight module 24 providing light rhythm change, and the three-dimensional sky effect of blue light superposition is presented by Rayleigh scattering plate 21, first light source 22 and half reflection half transmission plate 23 cooperation;Uniform different color temperature light is emitted to half reflection half transmission plate 23 by backlight module 24, so that different color temperature sunset effect is presented in Rayleigh scattering plate 21 as a whole or locally, and the presentation content of blue sky module is enriched, from the existing single presentation blue sky, into the sunset and other elements in natural sky in a certain depth in blue sky, so that the blue sky module presents more close to natural sky effect.

[0031] Specifically, the backlight module 24 comprises a first diffusion plate 241, a light guide plate 242 located below the first diffusion plate 241, and a light reflecting plate 243 located below the light guide plate 242, and a second light source 244 located at one side of the light guide plate 242, the second light source 244 is used to emit light from the side of the light guide plate 242. A transparent plate 25 can be arranged above the Rayleigh scattering plate 21 for protection. When the first light source 22 is turned on, the light enters the Rayleigh scattering plate 21, and scattering occurs on the surface of the micro-nano particles in the Rayleigh scattering plate 21, so that the light emitting surface presents a blue sky effect. Part of the light is refracted onto the half-reflective half-transmissive plate 23, the half-reflective half-transmissive plate 23 is single-sided coated, and part of the light is refracted into the plate and then reflected in multiple stages, so that the human eye has a visual effect of superimposed blue sky effect when observing the lamp, and the visual effect is more stereoscopic, and the sky effect is more transparent. The outermost plate is a high-transmittance transparent plate, which mainly serves to protect the Rayleigh scattering plate 21 from dust and scratches without affecting the main light emitting effect.

[0032] The backlight module 24 located at the lower layer is composed of a first diffusion plate 241, a light guide plate 242 and a light reflecting plate 243. When the second light source 244 is turned on, the light is incident from the side, reflected inside the light guide plate 242, and then emitted towards the first diffusion plate 241. The first diffusion plate 241 serves to improve the softness of the light emitted by the light guide plate 242, so that the human eye is more comfortable when observing, and the multi-color mixed light effect is more uniform. The light reflecting plate 243 is arranged at the bottom, which can improve the utilization rate of light and make most of the light emitted outward, reducing light loss.

[0033] In combination with Figure 3 As another embodiment of the backlight module 24, the backlight module 24 comprises a second diffusion plate 245 and a third light source 246 located below the second diffusion plate 245, the third light source 246 is used to emit light from the bottom surface of the diffusion plate 241. By using this embodiment, the light guide plate 242 can be omitted, saving cost. However, in order to accommodate the third light source 246 at the bottom of the natural blue sky module 2 and reserve enough space for the light path of the third light source 246, the thickness of the natural blue sky module 2 is increased, thereby increasing the overall thickness of the lamp.

[0034] In combination with Figure 4 and Figure 5 Preferably, the shell 1 further comprises a lighting cavity 3 independent of the blue sky accommodating cavity 11, and a main lighting module 4 is arranged in the lighting cavity 3. The fourth light source 41 of the main lighting module 4 can emit light from the lighting cavity 3 to the outside of the shell 1. The light outlet 42 of the lighting cavity 3 is located at the intersection of the bottom surface and the side surface of the shell 1.

[0035] More preferably, the main lighting module 4 is in a long strip shape, and further comprises a strip-shaped light-reflecting cover 43, wherein a plurality of lighting installation positions 44 are arranged in the light-reflecting cover 43, and the fourth light source 41 is arranged in the lighting installation position 44. The strip-shaped light-reflecting cover 43 is arranged on a rotating seat 45, and one end of the rotating seat 45 is connected with a knob or a motor 46. The long strip-shaped main lighting module 4 can increase the lighting range, project a regular light spot such as a rectangle, and simulate the light spot from outside the window when the sun rises. The rotating seat 45 can be rotated by the knob or the motor 46, so that the irradiation angle of the fourth light source 41 is controlled, and the irradiation height is adjusted.

[0036] Correspondingly, the utility model embodiment further provides a rhythm light scene classification and control method, uses the natural simulation blue sky lamp as described above, wherein the first light source 22 is 7500K color temperature light emitting unit 100, the second light source 244 is composed of 1800K color temperature light emitting unit 200 and 5700K color temperature light emitting unit 300, and the fourth light source 41 is 2700K-5700K color temperature adjustable light emitting unit 400, by controlling the current and / or voltage of the first light source 22, the second light source 244 and the fourth light source 41, the sunrise light scene, the morning light scene, the noon light scene, the afternoon light scene and the sunset light scene are formed.

[0037] Preferably, as shown in the specific method for forming the sunrise light scene, the morning light scene, the noon light scene, the afternoon light scene and the sunset light scene is respectively: Figure 6

[0038] the 7500K color temperature light emitting unit 100 is closed, the 1800K color temperature light emitting unit 200 and the 5700K color temperature light emitting unit 300 gradually increase from 15% of the brightness to 35% of the brightness, and the sunrise light scene with gradually increasing brightness and orange-yellow-white bias is presented;

[0039] the 1800K color temperature light emitting unit 200 is closed, the brightness of the 7500K color temperature light emitting unit 100 gradually increases from 35% over time, and the brightness of the 5700K color temperature light emitting unit 300 gradually decreases from 35% over time, and the morning light scene with blue sky white bias is presented;

[0040] the brightness of the 7500K color temperature light emitting unit 100 reaches the maximum value, the 1800K color temperature light emitting unit 200 remains closed, and the 5700K color temperature light emitting unit 300 is weakened to complete closing, and the noon light scene with pure blue sky is presented;

[0041] ​The luminance of the 7500K color temperature light emitting unit 100 is gradually weakened to 35% luminance, the 1800K color temperature light emitting unit 200 starts to light, and the 5700K color temperature light emitting unit 300 remains off, presenting an orange-red afternoon light scene of a blue sky.

[0042] The 5700K color temperature light emitting unit 300 and the 7500K color temperature light emitting unit 100 are turned off, and the 1800K color temperature light emitting unit 200 is independently lighted, presenting an orange-red sunset light scene.

[0043] In the above scene switching, the fourth light source 41 performs corresponding spot height adjustment and color temperature adjustment in the range of 2700K-5700K to generate the light angle and color temperature of the light from the sky lamp into the room at the corresponding moment, which is matched with the light change of the natural blue sky module.

[0044] As shown in Figure 7 In order to realize the control of different light sources, the natural simulated sky lamp further comprises a power supply module, a communication module, a control module and a driving module, the power supply module is used for supplying power to the communication module, the control module and the driving module; the communication module is used for receiving a remote control signal and sending a control signal to the control module; the control module is used for controlling the driving module to send a driving current to the corresponding light source according to the control signal of the communication module.

[0045] The following is the circuit schematic diagram of the natural simulated sky lamp:

[0046] The AC-DC isolation constant voltage power supply module outputs a constant voltage to the subsequent modules, the power supply module provides a power supply voltage to the MUC, the infrared receiver outputs a signal to the MCU after receiving the remote control signal, the MCU outputs a PWM signal to the DCDC LED power supply module after internal processing, and the LED power supply module adjusts the current of the light source module according to the PWM signal, so as to present different sky effects through different current sizes.

[0047] The natural simulated sky lamp combines multiple plates into an integral optical system, realizes deep three-dimensional blue sky atmosphere lighting effect and simulation of natural light rhythm change, and proposes different simulation natural scene classification, so that free switching of multiple simulation natural scenes is realized through circuit control. At the same time, the thickness of the lamp is greatly reduced, the structure cost is reduced, and installation and maintenance are facilitated.

[0048] The above is the preferred embodiment of the utility model, and it should be pointed out that for ordinary technical personnel in the technical field, some improvements and refinements can be made without departing from the principle of the utility model, and these improvements and refinements are also regarded as the protection range of the utility model.

Claims

1. A natural simulated blue sky lamp, characterized in that, Including the shell and the natural blue sky module, The housing has a blue sky receiving cavity, and the natural blue sky module is disposed in the blue sky receiving cavity; The natural blue sky module includes a Rayleigh scattering plate, a first light source, a semi-reflective and semi-transparent plate, and a backlight module. The first light source is located on one side of the Rayleigh scattering plate and is used to direct the light emitted by itself into the side of the Rayleigh scattering plate. The semi-reflective and semi-transparent plate is located below the Rayleigh scattering plate. The backlight module is located below the semi-reflective and semi-transparent plate and is used to emit light onto the bottom surface of the semi-reflective and semi-transparent plate. The backlight module includes a diffuser plate and a backlight source. The diffuser plate is located below the semi-reflective and semi-transparent plate, and the backlight source is used to illuminate the diffuser plate.

2. The natural simulated blue sky lamp as described in claim 1, characterized in that, The backlight module includes a first diffuser plate, a light guide plate located below the first diffuser plate, a reflector located below the light guide plate, and a second light source disposed on one side of the light guide plate. The second light source is used to direct the light emitted by itself into the side of the light guide plate.

3. The natural simulated blue sky lamp as described in claim 1, characterized in that, The backlight module includes a second diffuser plate and a third light source located below the second diffuser plate. The third light source is used to direct the light emitted by itself into the bottom surface of the second diffuser plate.

4. The natural simulated blue sky lamp as described in claim 2 or 3, characterized in that, The housing also includes an illumination cavity independent of the blue sky containment cavity, and the illumination cavity contains a main illumination module; the main illumination module includes a fourth light source, which can emit light from the illumination cavity to the outside of the housing.

5. The natural simulated blue sky lamp as described in claim 4, characterized in that, The main lighting module is elongated and includes a strip-shaped reflector. The reflector has several lighting mounting positions, and the fourth light source is located in one of the lighting mounting positions.

6. The natural simulated blue sky lamp as described in claim 5, characterized in that, The reflector is mounted on a rotating base, one end of which is connected to a knob or a motor.

Images