CN218914629U - Side-emitting flat lamp and lighting device - Google Patents
Side-emitting flat lamp and lighting device Download PDFInfo
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- CN218914629U CN218914629U CN202223102181.8U CN202223102181U CN218914629U CN 218914629 U CN218914629 U CN 218914629U CN 202223102181 U CN202223102181 U CN 202223102181U CN 218914629 U CN218914629 U CN 218914629U
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- guide plate
- light guide
- rayleigh scattering
- scattering light
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Abstract
The utility model discloses a side-emitting flat lamp and a lighting device, and belongs to the technical field of lamplight lighting. A side-emitting flat panel lamp comprising a rayleigh scattering light guide plate, further comprising: the reflecting film is fixedly connected to the top of the Rayleigh scattering light guide plate; the LED light source group is fixedly connected to the Rayleigh scattering light guide plate; the reflecting layer is arranged in the Rayleigh scattering light guide plate; the Rayleigh scattering light guide plate in the device replaces a traditional flat lamp formed by combining a plurality of groups of effect plates, and when the device is installed, an expansion screw or an installation bracket is not required to be installed any more, so that the installation step is simple, the workload is small, and the lighting effect can be provided by the light reflected by the Rayleigh scattering light guide plate; the first bordure reflectance coating and the second bordure reflectance coating that set up in the device can guarantee on the one hand that light emission returns to form blue light in the rayleigh scattering light guide plate, and on the other hand can be with the light reflection of shining, form white illumination light to blue illumination light luminance not enough's problem has been solved.
Description
Technical Field
The utility model relates to the technical field of light source illumination, in particular to a side-emitting flat lamp and an illumination device.
Background
The flat lamp is a lighting lamp arranged on the top of a bedroom, a living room or other walls;
the utility model provides a dull and stereotyped lamp of diffuse reflection LED, disclosed in 2015-05-20, the publication is CN204345370U, a dull and stereotyped lamp of diffuse reflection LED, including back lid, the reflecting plate, the light guide plate, the diffuser plate, LED light source and frame, the LED light source is rectangular form and connects the inner wall at the frame, back lid, the reflecting plate, light guide plate and diffuser plate inlay in the frame and arrange in proper order, be provided with the gap layer between light guide plate and the diffuser plate, all be provided with the diffuse reflection arch on light guide plate and the diffuser plate, the diffuse reflection arch sets up at light guide plate and the relative inboard of diffuser plate. A gap layer is arranged between the light guide plate and the diffusion plate, diffuse reflection bulges are arranged on the surfaces of the light guide plate and the diffusion plate, light rays on the light guide plate are transmitted out of the light guide plate through the diffuse reflection bulges, primary diffuse reflection diffusion is carried out, the light rays are uniformly irradiated to the diffusion plate, and the diffuse reflection bulges on the diffusion plate are utilized for carrying out secondary diffusion on the received light rays, so that the light rays of the whole LED panel lamp are more uniform;
the flat lamp in the scheme has certain defects when being installed and used, and because the flat lamp in the scheme is installed in the side frame by the reflecting plate, the light guide plate, the diffusion plate and the LED light source in a combined way, the dead weight of the flat lamp can be increased by installing a plurality of groups of combined plates, so that when the flat lamp is normally installed, expansion screws or installing brackets are required to be driven into the wall top to fixedly hoist the flat lamp, the installation step is more complicated, and the workload is larger.
Disclosure of Invention
The utility model provides a side-emitting flat lamp and a lighting device, which are used for solving the problem of complicated installation of the flat lamp in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a side-emitting flat panel lamp comprising a rayleigh scattering light guide plate, further comprising:
the reflecting film is fixedly connected to the top of the Rayleigh scattering light guide plate;
the LED light source group is fixedly connected to the side wall of the Rayleigh scattering light guide plate, and the light source irradiation direction faces into the Rayleigh scattering light guide plate;
the reflecting layer is paved in the Rayleigh scattering light guide plate and has a certain thickness and is used for diffusely reflecting the light source emitted by the LED light source group.
Preferably, the reflective layer is a plurality of uniformly spread nano-sized particles, such as nano-titania particles.
Preferably, the reflective layer is further uniformly provided with light guiding powder, and the light guiding powder is used for improving diffusivity of the diffuse reflection light source.
Preferably, a light source diffusion sheet is further attached to the back surface of the rayleigh scattering light guide plate.
Preferably, the light source diffusion sheet is a toughened glass adhesive diffusion film, or a transparent acrylic plate adhesive diffusion film, or a nano acrylic diffusion sheet.
Preferably, the Rayleigh scattering light guide plate is a right parallelepiped with a thickness of 2-10 cm.
In another aspect of the present utility model, there is also provided a lighting device including the flat lamp and a reflection assembly, the reflection assembly including:
the first edge-covering reflecting films are fixedly connected to the left side and the right side of the Rayleigh scattering light guide plate;
and the second edge-covering reflecting films are fixedly connected to the upper side and the lower side of the Rayleigh scattering light guide plate.
Alternatively, the reflection assembly may include:
the first edge-covering aluminum plate is fixedly connected to the left side and the right side of the Rayleigh scattering light guide plate;
and the second edge-wrapping aluminum plate is fixedly connected to the upper side and the lower side of the Rayleigh scattering light guide plate.
Compared with the prior art, the utility model provides the side-emitting flat panel lamp and the lighting device, which have the following beneficial effects:
1. the side-emitting flat lamp is characterized in that the Rayleigh scattering light guide plate in the device replaces a flat lamp formed by combining traditional multiple groups of effect plates, an expansion screw or an installation bracket is not required to be additionally installed during installation, the installation step is simple, the workload is small, and the lighting effect can be provided by the light reflected by the Rayleigh scattering light guide plate.
2. According to the lighting device, the first edge-covering reflecting film and the second edge-covering reflecting film are arranged in the device, so that blue light can be formed in the light-emitting Rayleigh scattering light guide plate on one hand, and on the other hand, the irradiated light can be reflected to form white lighting light, and therefore the problem of insufficient brightness of the blue lighting light is solved.
Drawings
FIG. 1 is a schematic diagram of a side-emitting flat panel lamp according to the present utility model;
FIG. 2 is a schematic diagram of an explosion structure of a side-emitting flat panel lamp according to the present utility model;
fig. 3 is a schematic diagram of an internal structure of a rayleigh scattering light guide plate according to the present utility model;
fig. 4 is a schematic structural diagram of a lighting device according to the present utility model;
FIG. 5 is a schematic diagram of an explosion structure of a lighting device according to the present utility model;
fig. 6 is a schematic diagram of a lighting device according to the second embodiment of the present utility model.
In the figure: 1. rayleigh scattering light guide plate; 101. nano-particles; 102. an LED light source group; 103. light guiding powder; 2. a reflective film; 3. a first hemming reflective film; 4. a second edging reflective film; 5. a first hemming aluminum plate; 6. a second hemming aluminum plate; 7. a light source diffusion sheet.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Example 1:
referring to fig. 1 to 3, a side-emitting flat panel lamp includes a rayleigh scattering light guide plate 1 having a rectangular parallelepiped shape with a thickness of 2 to 10 cm, and further includes:
the reflecting film 2 is fixedly connected to the top of the Rayleigh scattering light guide plate 1;
the LED light source group 102 is fixedly connected to the side wall of the Rayleigh scattering light guide plate 1, and the light source direction of the light emitted by the LED light source group faces the Rayleigh scattering light guide plate;
the reflective layer is provided in the rayleigh scattering light guide plate 1, and uses a material having a light source reflection function to diffusely reflect the light source emitted from the LED light source group 102.
Wherein nano-particles 101, such as titanium dioxide particles, can be used in the reflective layer, wherein nano-TiO 2 The diameter of the light source module is far smaller than the wavelength of blue light, and the light source module can scatter short-wave components, such as blue light, in the LED light source module.
The light guide powder 103 can be uniformly arranged in the reflecting layer, the light guide powder 103 can be regular spherical micro powder, and the light guide powder 103 is used for improving the diffusivity of the diffuse reflection light source. Wherein, both the nano-particles 101 and the light guiding powder 103 can be uniformly mixed and packaged inside the light guiding plate using the acryl substrate, and the thickness of the reflecting layer is not higher than the thickness of the rayleigh scattering light guiding plate 1.
The back of the Rayleigh scattering light guide plate 1 is also attached with a light source diffusion sheet 7, the diffusion sheet is not made of PC or PS materials, and the diffusion sheet can be a toughened glass adhesive diffusion film, a transparent acrylic plate adhesive diffusion film or a nanometer acrylic diffusion sheet. The back of the light guide plate 1 is provided with a light source diffusion sheet 7 with the appropriate size to the surface of the light guide plate, so that the scattered light source is more uniform.
Referring to fig. 1 to 3, during installation, the reflective film 2 is fixedly installed on the top of the rayleigh scattering light guide plate 1, the diffusion sheet 7 is installed on the bottom of the light guide plate 1, and then the assembled rayleigh scattering light guide plate 1 is only required to be clamped on a ceiling keel;
when the LED light source group 102 is used, light rays emitted by the LED light source group 102 are emitted into the Rayleigh scattering light guide plate 1, the Rayleigh scattering light guide plate 1 is internally provided with a reflecting layer, the reflecting layer comprises nano particles 101 which are uniformly paved, the light rays entering the Rayleigh scattering light guide plate 1 are irradiated on the nano particles 101, diffuse reflection can occur, the reflected light ray directions are different, the reflecting layer is uniformly paved with light guide powder 103, the reflected light rays are rapidly diffused to different directions, a part of the light rays are reflected on the reflecting film 2, the reflecting film 2 reflects the light rays on the Rayleigh scattering light guide plate 1, the Rayleigh scattering light guide plate 1 is irradiated by light rays with shorter wavelength reflected on the Rayleigh scattering light guide plate 1 to generate a blue sky irradiation effect, the light rays with longer wavelength at the rest are transmitted through the Rayleigh scattering light guide plate 1 to form an illumination effect, and the diffusion sheet 7 increases the uniformity of light rays, so that the light rays reflected integrally are more uniform.
The flat lamp formed by combining the traditional multi-group effect plates is replaced by the Rayleigh scattering light guide plate 1 in the device, when the device is installed, no expansion screw or mounting bracket is required to be additionally installed, the mounting step is simple, the workload is small, and the lighting effect can be provided by the light reflected by the Rayleigh scattering light guide plate 1.
Example 2:
referring to fig. 1-5, a lighting device comprising the flat panel lamp of claim 1 and a reflective assembly comprising:
the first edge-covering reflecting films 3 are fixedly connected to the left side and the right side of the Rayleigh scattering light guide plate 1;
the second edge-covering reflecting film 4 is fixedly connected to the upper side and the lower side of the Rayleigh scattering light guide plate 1.
Referring to fig. 1 to 5, during installation, a reflective film 2 is fixedly installed on the top of a rayleigh scattering light guide plate 1, a first edge-covering reflective film 3 is fixedly installed on the left side and the right side of the rayleigh scattering light guide plate 1, a second edge-covering reflective film 4 is fixedly installed on the upper side and the lower side of the rayleigh scattering light guide plate 1, and then the assembled rayleigh scattering light guide plate 1 is only required to be clamped on a suspended ceiling keel;
when the light source is used, light emitted by the LED light source group 102 is emitted into the Rayleigh scattering light guide plate 1, as the nano particles 101 are uniformly paved in the Rayleigh scattering light guide plate 1, diffuse reflection can occur when the light entering the Rayleigh scattering light guide plate 1 irradiates on the nano particles 101, the reflected light directions are different, and as the light guide powder 103 is uniformly paved in the Rayleigh scattering light guide plate 1, the reflected light can be rapidly diffused to different directions, a part of the light is reflected on the reflecting film 2, the reflecting film 2 reflects the light on the Rayleigh scattering light guide plate 1 again, the Rayleigh scattering light guide plate 1 is irradiated by the light with shorter wavelength reflected on the Rayleigh scattering light guide plate 1 to generate blue sky irradiation effect, and a part of the light with longer wavelength is transmitted through the Rayleigh scattering light guide plate 1 to form illumination effect; the other part of the light is reflected and irradiated on the two groups of reflecting films, one part of the light reflected on the reflecting films is reflected back into the Rayleigh scattering light guide plate 1, blue light is formed again through the actions of the nano particles 101 and the light guide powder 104, and the other part of the light is directly reflected to form white illumination light.
Through the first bordure reflectance coating 3 and the second bordure reflectance coating 4 that set up in the device, can guarantee on the one hand that light emission returns to form blue lamp light in the rayleigh scattering light guide plate 1, on the other hand can be with the light reflection of shining, form white illumination light to blue illumination light luminance not enough problem has been solved.
The flat lamp formed by combining the traditional multi-group effect plates is replaced by the Rayleigh scattering light guide plate 1 in the device, when the device is installed, no expansion screw or mounting bracket is required to be additionally installed, the mounting step is simple, the workload is small, and the lighting effect can be provided by the light reflected by the Rayleigh scattering light guide plate 1.
Example 3:
referring to fig. 1 to 6, an illumination device is substantially the same as embodiment 2 except that a reflection assembly includes:
the first edge-covering aluminum plate 5 is fixedly connected to the left side and the right side of the Rayleigh scattering light guide plate 1;
the second edge-wrapping aluminum plate 6 is fixedly connected to the upper side and the lower side of the Rayleigh scattering light guide plate 1.
Referring to fig. 6, the reflection assembly may be further configured to have the same reflection effect of the first and second hemming aluminum plates 5 and 6, and the light irradiated from the LED light source group 102 may be reflected by the first and second hemming aluminum plates 5 and 6.
The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.
Claims (8)
1. A side-emitting flat panel lamp, characterized by comprising a rayleigh scattering light guide plate (1), further comprising:
the reflecting film (2) is fixedly connected to the top of the Rayleigh scattering light guide plate (1);
the LED light source group (102) is fixedly connected to the side wall of the Rayleigh scattering light guide plate (1), and the light source direction of the LED light source group (102) faces into the Rayleigh scattering light guide plate (1);
the reflecting layer is arranged in the Rayleigh scattering light guide plate (1) and used for diffusely reflecting the light source emitted by the LED light source group (102).
2. A side-emitting flat panel lamp according to claim 1, wherein the reflective layer is a number of uniformly laid nano-particles (101).
3. A side-emitting flat panel lamp according to claim 2, wherein the reflective layer is further provided with a light guiding powder (103) uniformly.
4. The side-emitting flat panel lamp according to claim 1, wherein a light source diffusion sheet (7) is further attached to the back surface of the rayleigh scattering light guide plate (1).
5. The side-emitting flat panel lamp according to claim 4, wherein the light source diffusion sheet is a tempered glass adhesive diffusion film, or a transparent acrylic sheet adhesive diffusion film, or a nano acrylic diffusion sheet.
6. The side-emitting flat panel lamp of claim 1, wherein the rayleigh scattering light guide plate is a parallelepiped with a thickness of 2-10 cm.
7. A lighting device comprising the side-emitting flat panel lamp of any one of claims 1-6, further comprising a reflective assembly comprising:
the first edge-covering reflecting films (3) are fixedly connected to the left side and the right side of the Rayleigh scattering light guide plate (1);
and the second edge-covering reflecting film (4) is fixedly connected to the upper side and the lower side of the Rayleigh scattering light guide plate (1).
8. A lighting device comprising the side-emitting flat panel lamp of any one of claims 1-6, further comprising a reflective assembly comprising:
the first edge-covering aluminum plate (5) is fixedly connected to the left side and the right side of the Rayleigh scattering light guide plate (1);
the second edge-wrapping aluminum plate (6) is fixedly connected to the upper side and the lower side of the Rayleigh scattering light guide plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223102181.8U CN218914629U (en) | 2022-11-22 | 2022-11-22 | Side-emitting flat lamp and lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223102181.8U CN218914629U (en) | 2022-11-22 | 2022-11-22 | Side-emitting flat lamp and lighting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218914629U true CN218914629U (en) | 2023-04-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223102181.8U Active CN218914629U (en) | 2022-11-22 | 2022-11-22 | Side-emitting flat lamp and lighting device |
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| Country | Link |
|---|---|
| CN (1) | CN218914629U (en) |
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- 2022-11-22 CN CN202223102181.8U patent/CN218914629U/en active Active
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