CN216924169U

CN216924169U - Ceiling lamp capable of simulating sunlight

Info

Publication number: CN216924169U
Application number: CN202220833954.0U
Authority: CN
Inventors: 蔡钰晖
Original assignee: Foshan Zhongtaolian Supply Chain Service Co Ltd; Tibet Zhongtaolian Supply Chain Service Co Ltd
Current assignee: Foshan Zhongtaolian Supply Chain Service Co Ltd; Tibet Zhongtaolian Supply Chain Service Co Ltd
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2022-07-08
Anticipated expiration: 2032-04-12

Abstract

The utility model discloses a ceiling lamp simulating sunlight, which comprises a shell, a first light emitter and a light mixing component, wherein the first light emitter is arranged on the shell; an accommodating cavity is arranged in the shell, and the opening of the accommodating cavity faces downwards; the first light emitter is arranged on the top surface of the accommodating cavity; the light mixing component comprises a second light emitting body, a light guide plate and a light mixing plate; the light guide plate is arranged in the middle of the accommodating cavity, and the light mixing plate is arranged in the accommodating cavity close to the opening; the second luminous body is arranged on the inner wall of the accommodating cavity between the light guide plate and the light mixing plate; the inner wall of the accommodating cavity between the light guide plate and the light mixing plate is provided with a reflecting surface, and the reflecting surface is formed by combining a plurality of rhombic reflecting surfaces. The ceiling lamp simulating sunlight is provided with the light mixing component, the light rays of the first luminous body are uniformly transmitted out of the light guide plate due to the structure of the light guide plate, and the light rays emitted by the second luminous body are matched, so that soft light rays can be emitted after the light rays are mixed by the light mixing plate, human eyes cannot find a focus, diffuse reflection similar to sunlight is simulated, and a human body can relax, eliminate fatigue and relieve depression.

Description

Ceiling lamp simulating sunlight

Technical Field

The utility model relates to the technical field of lighting lamps, in particular to a ceiling lamp simulating sunlight.

Background

Researches indicate that sunlight can positively influence human emotion, people are prone to low emotion in days with short sunshine and less sunlight, and the negative emotions such as depression and depression can be easily caused when the people are in hot and humid days, rainy days and haze days for a long time. And the light irradiation time is prolonged, so that people can feel happy, and anxiety and hostile emotion are relieved. However, in high latitude areas, due to the periodic change of the direct sunlight point, the illumination time is sometimes short, so that people living in the areas cannot be irradiated by sunlight, and the psychological health of people in the high latitude areas is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a ceiling lamp simulating sunlight to solve the problem that the psychological health of people is influenced due to short illumination time.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a ceiling lamp simulating sunlight, which comprises a shell, a first light emitter and a light mixing component, wherein the first light emitter is arranged on the shell;

an accommodating cavity is formed in the shell, and the opening of the accommodating cavity is downward; the first light emitter is arranged on the top surface of the accommodating cavity;

the light mixing component comprises a second light emitting body, a light guide plate and a light mixing plate; the light guide plate is arranged in the middle of the accommodating cavity, and the light mixing plate is arranged in the accommodating cavity and close to the opening; the second luminous body is arranged on the inner wall of the accommodating cavity between the light guide plate and the light mixing plate;

the inner wall of the accommodating cavity between the light guide plate and the light mixing plate is provided with a reflecting surface, and the reflecting surface is formed by combining a plurality of rhombic reflecting surfaces.

In the ceiling lamp simulating sunlight, a plurality of concave points are arranged on the inner side of the light mixing plate and are arranged at intervals to form a continuous concave lens array.

In the ceiling lamp of imitative sunlight, first light emitter includes first LED light source, installation light source support, lens and the radiator of first LED light source, first LED light source set up in the bottom of lens, the radiator sets up light source support with the back of the body face in place of first LED light source is mutually, lens, first LED light source, light source support and radiator set up with the axle center.

In the ceiling lamp of imitative sunlight, the luminous body includes PCB board and a plurality of second LED light source, and is a plurality of the second LED light source is linear array distributes on the PCB board.

In the ceiling lamp imitating sunlight, the inner wall of the accommodating cavity is provided with heat dissipation holes, and the heat dissipation holes are arranged between the light guide plate and the light mixing plate;

the second luminous body further comprises a heat dissipation seat, the heat dissipation seat is hollow, the heat dissipation seat cover is arranged on the inner side of the heat dissipation hole, and the PCB is arranged on the inner side of the heat dissipation seat.

In the ceiling lamp simulating sunlight, a first mounting lug is arranged in the middle of the accommodating cavity, and a second mounting lug is arranged in the position, close to the opening, of the accommodating cavity;

the light guide plate is mounted on the first mounting lug, and the light mixing plate is mounted on the second mounting lug.

In the ceiling lamp simulating sunlight, the lower bottom surface of the light mixing plate is flush with the lower edge of the shell.

One technical scheme in the utility model can have the following beneficial effects:

the ceiling lamp simulating sunlight is provided with the light mixing component, light rays of the first luminous body need to pass through the light guide plate, the light rays of the first luminous body are made to uniformly penetrate out of the light guide plate by the structure of the light guide plate, the light rays emitted by the second luminous body are matched, soft light rays can be emitted after the light mixing plate is mixed, human eyes cannot find a focus, diffuse reflection similar to sunlight is simulated, the human body indoors absorbs the sunlight irradiation like outdoors, and the human body can relax, eliminate fatigue and relieve depression.

Drawings

FIG. 1 is a schematic cross-sectional view of one embodiment of the present invention;

FIG. 2 is a partial schematic view at A of FIG. 1;

in the drawings: the LED lamp comprises a shell 1, a first light emitter 2 and a light mixing component 3;

the device comprises an accommodating cavity 11, a rhombic reflecting surface 12 and radiating holes 13; a first LED light source 21, a light source bracket 22, a lens 23 and a heat sink 24; a second light emitter 31, a light guide plate 32, and a light mixing plate 33;

first and

second mounting bosses

111 and 112; a PCB 311, a second LED light source 312 and a heat sink 313; pits 331.

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 or similar 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 accompanying drawings are illustrative only for the purpose of explaining the present invention and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. In addition, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature for distinguishing between descriptive features, non-sequential, and non-trivial.

In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 and 2, the utility model provides a ceiling lamp simulating sunlight, which comprises a housing 1, a first light emitter 2 and a light mixing component 3;

an accommodating cavity 11 is formed in the shell 1, and an opening of the accommodating cavity 11 is downward; the first light emitter 2 is arranged on the top surface of the accommodating cavity 11;

the light mixing component 3 comprises a second light emitter 31, a light guide plate 32 and a light mixing plate 33; the light guide plate 32 is installed in the middle of the accommodating cavity 11, and the light mixing plate 33 is installed in the accommodating cavity 11 near the opening; the second light emitter 31 is arranged on the inner wall of the accommodating cavity 11 between the light guide plate 32 and the light mixing plate 33;

the inner wall of the accommodating cavity 11 between the light guide plate 32 and the light mixing plate 33 is provided with a reflecting surface, and the reflecting surface is formed by combining a plurality of rhombic reflecting surfaces 12.

The light mixing component 3 is arranged, the light of the first luminous body 2 needs to pass through the light guide plate 32, the structure of the light guide plate 32 enables the light of the first luminous body 2 to uniformly penetrate out of the light guide plate 32, and the light emitted by the second luminous body 31 is matched with the light emitted by the light mixing plate 33, so that soft light can be emitted, the human eyes cannot find a focus, diffuse reflection similar to sunlight is simulated, the indoor human body absorbs the sunlight irradiation like outdoor sunlight, the human body can relax, fatigue is eliminated, and melancholy is relieved.

In the technical scheme of the utility model, the first luminous body 2 and the second luminous body 31 are independently designed, the light emitting effects of the first luminous body 2 and the second luminous body 31 are not interfered with each other, the first luminous body 2 and the second luminous body 31 are respectively connected with an external power supply and can be independently turned on or off, so that the first luminous body 2 and the second luminous body 31 of the ceiling lamp can be flexibly combined according to requirements, and the brightness of the ceiling lamp can be adjusted.

The color of the first light-emitting body and the color of the second light-emitting body are adjustable, the color temperature of light can be freely changed within the range of 1800-6500K, for example, when a morning scene is simulated, the color temperature is set to 2000-4000K; when a scene in the morning is simulated, the color temperature is 4000K-5000K; when a midday scene is simulated, the color temperature is 5000K-5500K; when a scene in the afternoon is simulated, the color temperature is 4000K-5000K; when a scene is simulated at the evening, the color temperature is 2000K-4000K, the simulation of sunlight at different moments is realized, and the effect of simulating sunlight is further realized.

The reflecting surface is made of transparent PMMA (polymethyl methacrylate), wherein polycarbonate has high strength, elastic coefficient, high impact strength, wide use temperature range, high transparency, excellent electrical property and high refractive index. Light that first luminophor 2 sent is through the diffuse reflection of light surface for light is more even, simulates out the diffuse reflection of similar sunlight, makes the light that ceiling lamp sent solve nearly sunlight more. The light guide plate 32 may be made of Polycarbonate (Polycarbonate), and the light emitted from the first light emitter 2 is more gentle after passing through the light guide plate 32.

Specifically, a plurality of concave points 331 are disposed on the inner side of the light mixing plate 33, and the concave points 331 are disposed at intervals and form a continuous concave lens array.

Adopt above-mentioned structure, when using, the light source becomes many virtual images under the effect of indent lens array to fuzzy focus makes the people's eye can't find the focus, simulates out the effect of sunlight, can not consequently obviously reduce the light utilization efficiency of ceiling lamp.

Specifically, the first light emitter 2 includes a first LED light source 21, a light source support 22 for mounting the first LED light source 21, a lens 23, and a heat sink 24, the first LED light source 21 is disposed at the bottom of the lens 23, the heat sink 24 is disposed on the opposite side of the light source support 22 to the first LED light source 21, and the lens 23, the first LED light source 21, the light source support 22, and the heat sink 24 are coaxially disposed.

The first LED light source 21 is a color-changeable light source, which may include a dual color temperature COB light source, a deformable CSP light source, and the like. The lens 23 is designed to be a free-form surface, so that the first LED light source 21 can be uniformly irradiated on the light guide plate 22. After the first luminous body 2 is arranged behind the second luminous body 31, when the first luminous body 2 and the second luminous body 31 emit light simultaneously, after the first luminous body and the second luminous body are mixed by the light mixing plate 33, human eyes cannot find a focus, so that the ceiling lamp can generate visual experience similar to sunlight.

Further, the second light emitter 31 includes a PCB 311 and a plurality of second LED light sources 312, and the plurality of second LED light sources 312 are distributed on the PCB 311 in a linear array.

The second LED light source 312 is a variable color light source, and includes an RGB color light source, an RGBW color light source, or an LED dual color light source. By adopting the structure, when the first luminous body 2 does not emit light and the second luminous body 31 emits light, human eyes cannot find a focus, so that the ceiling lamp has similar visual experience with the sky.

Furthermore, the inner wall of the accommodating cavity 11 is provided with heat dissipation holes 13, and the heat dissipation holes 13 are disposed between the light guide plate 32 and the light mixing plate 33;

the second light emitting body 31 further includes a heat dissipation seat 313, the heat dissipation seat 313 is hollow, the heat dissipation seat 313 covers the inner side of the heat dissipation hole 13, and the PCB 311 is disposed on the inner side of the heat dissipation seat 313.

First luminous body 2 and second luminous body 31 can produce a large amount of heats at the course of the work, lead to ceiling lamp temperature to rise for adopt above-mentioned structure, dispel the heat through louvre 13, avoid the too high problem that leads to life to shorten of ceiling lamp temperature. The heat sink 313 covers the inside of the heat dissipating hole 13, and plays a role of heat conduction and light shielding, preventing light from leaking from the heat dissipating hole 13. In one embodiment of the present invention, the heat sink 313 is made of aluminum alloy, which has good thermal conductivity.

Specifically, a first mounting bump 111 is arranged in the middle of the accommodating cavity 11, and a second mounting bump 112 is arranged in the accommodating cavity 11 near the opening;

the light guide plate 32 is mounted on the first mounting protrusion 111, and the light mixing plate 33 is mounted on the second mounting protrusion 112. By adopting the structure, the light guide plate 32 and the light mixing plate 33 can be stably fixed in the accommodating cavity 11, and the stability of the ceiling lamp imitating sunlight is ensured.

Specifically, the bottom surface of the light mixing plate 33 is flush with the bottom edge of the housing 1. By adopting the structure, the phenomenon that the irradiation range of the ceiling lamp is reduced due to the fact that the light is shielded by the lower edge of the shell 1 after coming out of the light mixing plate 33 is prevented.

The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the utility model and should not be construed in any way as limiting the scope of the utility model. Other embodiments of the utility model will occur to those skilled in the art without the exercise of inventive faculty based on the explanations herein, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined in the appended claims.

Claims

1. The utility model provides a ceiling lamp of imitative sunlight which characterized in that: comprises a shell, a first light emitter and a light mixing component;

2. The sunlight simulating ceiling lamp as claimed in claim 1, wherein: the inner side of the light mixing plate is provided with a plurality of concave points which are arranged at intervals and form a continuous concave lens array.

3. The sunlight simulating ceiling lamp as claimed in claim 1, wherein: the first light emitter comprises a first LED light source, a light source support, a lens and a radiator, wherein the first LED light source is installed on the light source support, the lens and the radiator are arranged at the bottom of the lens, the radiator is arranged on the back face of the light source support, the back face of the light source support is opposite to the back face of the first LED light source, and the lens, the first LED light source, the light source support and the radiator are arranged coaxially.

4. The sunlight simulating ceiling lamp as claimed in claim 1, wherein: the second luminous body comprises a PCB board and a plurality of second LED light sources, and the second LED light sources are distributed on the PCB board in a linear array mode.

5. The sunlight simulating ceiling lamp as claimed in claim 4, wherein: the inner wall of the accommodating cavity is provided with heat dissipation holes, and the heat dissipation holes are arranged between the light guide plate and the light mixing plate;

6. The sunlight-imitating ceiling lamp according to claim 1, wherein: a first mounting lug is arranged in the middle of the accommodating cavity, and a second mounting lug is arranged in the position, close to the opening, of the accommodating cavity;

7. The sunlight-imitating ceiling lamp according to claim 1, wherein: the lower bottom surface of the light mixing plate is flush with the lower edge of the shell.