CN217482674U

CN217482674U - Lamp fitting

Info

Publication number: CN217482674U
Application number: CN202221534490.XU
Authority: CN
Inventors: 刘海生; 张恒健; 高明昊; 刘超博
Original assignee: Opple Lighting Co Ltd; Suzhou Op Lighting Co Ltd
Current assignee: Opple Lighting Co Ltd; Suzhou Op Lighting Co Ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-09-23
Anticipated expiration: 2032-06-20
Also published as: WO2023246217A1

Abstract

The utility model provides a lamp, including light-emitting box and light source box, the light-emitting box is equipped with the light-emitting chamber, the light-emitting chamber is including being located the light inlet of the side of light-emitting box and being located the light outlet of the bottom surface of light-emitting box, the light outlet is equipped with the light guide plate, the light source box is located the side of light-emitting box and with the light inlet intercommunication, be equipped with first light source module in the light source box, the light inlet is equipped with the light interception board, the light interception board is equipped with the printing opacity, the light orientation that first light source module sent the light interception board for part light passes the printing opacity portion is and certainly the light guide plate jets out, the light guide plate side is equipped with the second light source module, the light that the second light source module sent is incided the light guide plate is used for making the light guide plate demonstrates required colour. Compared with the prior art, the utility model discloses a lamp body is thinner, cuts the simple and clear window shadow that can produce of light mode for the blue sky effect that appears is truer.

Description

Lamp fitting

Technical Field

The utility model relates to a lamp belongs to the lighting technology field.

Background

The lamp is generally only suitable for illumination, and for some closed places with insufficient lighting, although the problem of light loss can be solved through lamp illumination, the effect of the common lamp is monotonous, and the oppressive feeling is easily generated.

Some existing lamps imitating nature imitate the color of the sky by painting blue sky and white cloud patterns or adding blue LED lamp beads in the light source of the lamps, but the appearing effect is not real and natural.

Accordingly, it is desirable to provide a lamp to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lamps and lanterns can imitate natural light and form the window shadow.

In order to realize the above object, the utility model provides a lamp, including light-emitting box and light source case, light-emitting box is equipped with the light-emitting cavity, the light-emitting cavity is including being located the light-emitting box's side advances the light inlet and is located the light-emitting port of light-emitting box's bottom surface, the light-emitting port is equipped with the light guide plate, the light source case is located light-emitting box's side and with advance the light inlet intercommunication, be equipped with first light source module in the light source case, it is equipped with the light interception board to advance the light inlet, the light interception board is equipped with the printing opacity portion, the light orientation that first light source module sent the light interception board for partial light passes the printing opacity portion is certainly the light guide plate jets out, the light guide plate side is equipped with second light source module, the light that second light source module sent is incident the light guide plate and be used for making the light guide plate demonstrates required colour.

As a further improvement of the present invention, the first light source module includes a plurality of first light sources and a plurality of covers respectively and locates the lens of the first light sources, the light-emitting direction orientation of the lens the light inlet.

As a further improvement of the present invention, the second light source module includes a plurality of monochromatic light sources, and is a plurality of the monochromatic light sources are followed at least one side linear arrangement of the light guide plate.

As a further improvement of the utility model, the light source box comprises a light source mounting surface, and the light source mounting surface and the light interception plate have an included angle of 5-45 degrees.

As a further improvement of the present invention, the light guide plate is perpendicular to the light intercepting plate, and the light emitting direction of the first light source module and the light intercepting plate have an included angle of 45 ° to 85 °.

As a further improvement of the present invention, the light transmission part is rectangular.

As a further improvement, the light source box is equipped with the radiator, the radiator is located the back of light source installation face is used for right first light source module heat dissipation.

As a further improvement, the lamp further comprises a decoration frame arranged at the bottom of the light guide plate, and the decoration frame surrounds the light guide plate.

As a further improvement of the present invention, the decorative frame includes a perpendicular to the first frame of the light guide plate and a second frame perpendicular to the first frame, the first frame is disposed between the light guide plate and the second frame.

As a further improvement, the side of the light-emitting box is further provided with a power box, the power box is located on the same horizontal plane as the light source box, and the extending direction of the power box is perpendicular to the extending direction of the light source box.

The beneficial effects of the utility model are that: the utility model discloses a lamp body is thinner, cuts the simple and clear window shadow that can produce of light mode for the blue sky effect that appears is more true.

Drawings

Fig. 1 is a schematic structural view of the lamp of the present invention.

Fig. 2 is a schematic cross-sectional structure diagram of the lamp of the present invention.

Fig. 3 is an enlarged schematic view of the structure at a in fig. 2.

Fig. 4 is a schematic sectional view of the lamp of the present invention.

Fig. 5 is a schematic structural view of the light source box of the lamp of the present invention.

Fig. 6 is a schematic view of an elliptical light spot presented by a single first light source through a lens.

Fig. 7 is a schematic view of the light distribution curve of a single first light source passing through a lens.

Fig. 8 is a schematic diagram of a quasi-rectangular light spot represented by a plurality of first light sources through a lens.

Fig. 9 is a schematic diagram of a plurality of rectangular light spots presented by the first light sources through the lens and the light interception plate.

Fig. 10 is a schematic view of the illumination distribution of the lamp at a distance of 1m from the wall surface.

Fig. 11 is a schematic view of the illumination distribution of the lamp at a distance of 2m from the wall surface.

Fig. 12 is a schematic view of the illuminance distribution on the decorative frame of the lamp of the present invention.

Reference numerals: 100. a light fixture;

10. a light-emitting box; 11. a light guide plate;

20. a light source box; 21. a first light source module; 22. a lens; 23. a light source mounting surface; 24. a heat sink; 25. a light interception plate; 251. a light-transmitting portion;

30. a second light source module;

40. a decorative frame; 41. a first frame; 42. and a second frame.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

In order to avoid obscuring the present invention with unnecessary details, it should be noted that only the structures and/or processing steps closely related to the aspects of the present invention are shown in the drawings, and other details not relevant to the present invention are omitted.

In addition, it is also to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1 to 12, the utility model discloses a lamp 100 can present the blue sky effect, lamp 100 includes light box 10 and light source box 20, wherein, light source box 20 sets up the side of light box 10, just be equipped with the first light source module 21 as the main light source in the light source box 20. It should be noted that, the light box 10 is preferably a rectangular structure, and the light source box 20 is disposed on the side of the length direction of the light box 10, of course, in other embodiments of the present invention, the light source box 20 may be split and disposed on two opposite sides of the length direction of the light box 10, and is not limited specifically.

As shown in fig. 1, in order to enable the lamp 100 to generate a window effect, the light source box 20 is preferably provided with one side surface located in a length direction of the light outlet box 10, the light outlet box 10 is provided with a light outlet cavity, the light outlet cavity includes a light inlet located in a side surface of the light outlet box 10 and a light outlet located in a bottom surface of the light outlet box 10, the light outlet at the bottom of the light outlet box 10 is provided with a horizontally arranged light guide plate 11, a second light source module 30 attached to the light guide plate 11 is provided on a side surface of the light guide plate 11, and the second light source module 30 is used as a secondary light source and is only used for injecting emitted light into the light guide plate 11 and enabling the light guide plate 11 to present a desired color.

Specifically, for example, when the lamp 100 exhibits a blue-sky effect, the first light source module 21 and the second light source module 30 are both side-emitting light sources, the first light source module 21 includes a plurality of first light sources arranged linearly, the first light sources are white light sources, and the first light sources may also be arranged in an array. The second light source module 30 includes a plurality of linearly arranged blue light sources, the second light source module 30 irradiates the light guide plate 11 to make the light guide plate 11 appear blue, the first light source module 21 irradiates toward the inside of the light-emitting box 10, and the light emitted from the first light source module 21 is changed from a linear light source to a surface light source through the light guide plate 11, and finally is projected from the light guide plate 11 to make the light guide plate 11 appear a blue-sky effect. Of course, in other embodiments of the present invention, the second light source module 30 can also generate other colors or switch among different colors, so that the light guide plate 11 presents the sunset or other effects as required, and is not limited in any way.

In the above embodiment, the extending direction of the plurality of first light source arrays is parallel to the extending direction of the plurality of blue light source arrays, that is, the first light source module 21 is parallel to the second light source module 30, and of course, in other embodiments, the second light source module 30 may be disposed on the other side of the light-emitting box 10 in the length direction, or the four side surfaces of the light-emitting box may be disposed with monochromatic light sources of the same or different colors, and the configuration may be specifically performed as required, and is not limited specifically.

As shown in fig. 2 and 3, it can be understood that, since the light source box 20 is disposed at the side of the light emitting box 10 and the light guide plate 11 is disposed at the bottom of the light emitting box 10, the second light source module 30 is disposed at the bottom of the light source box 20, preferably, the second light source module 30 may partially extend into the light source box 20, but the light source box 20 and the second light source module 30 are still separated by a metal casing of the light source box 20, so that the second light source module 30 and the light guide plate 11 are located on the same plane, thereby reducing the thickness of the luminaire 100 in the vertical direction.

When the light source box 20 and the second light source module 30 are located on the same side of the light emitting box 10, a power box (not numbered) may be further disposed on a side surface of the light emitting box 10 in the width direction, a power source connected to the first light source module 21 and the second light source module 30 is disposed in the power box, the power box and the light source box 20 are located on the same horizontal plane, and an extending direction of the power box is perpendicular to an extending direction of the light source box 20. Moreover, when the light source box 20 and the second light source module 30 are located at different sides of the light emitting box 10 in the length direction, the power source box may still be disposed at a side of the light emitting box 10 in the width direction, so that the power source is connected to the first light source module 21 and the second light source module 30, respectively.

With reference to fig. 6 to 12, in addition, in the first light source module 21, the first light source housing is provided with a lens 22, a light emitting direction of the lens 22 faces the light inlet, the lens 22 is configured to converge light and improve a light emitting efficiency of the first light source, the lens 22 is configured to enable the first light source to generate an elliptical light spot, and when the plurality of first light sources are linearly arranged, a quasi-rectangular light spot composed of a plurality of elliptical light spots can be obtained.

The light source box 20 comprises a light source installation surface 23, the first light source module 21 further comprises a substrate which is attached to the light source installation surface 23, the light emitting direction of the first light source module 21 is perpendicular to the plane where the light source installation surface 23 is located, a radiator 24 is further arranged on the inner wall of the light source box 20, the radiator 24 is attached to the back surface of the light source installation surface 23, and therefore the substrate and the radiator 24 are arranged on the front surface and the back surface of the light source installation surface 23 respectively. Preferably, the light source box 20 is made of metal, and the heat sink 24 includes a plurality of heat dissipation fins, so as to increase the contact area with air and enhance the heat dissipation efficiency.

As shown in fig. 4 and 5, further, in order to enhance the real effect of the window shade of the lamp 100, light of the light source needs to be intercepted, preferably, a light interception plate 25 is disposed between the light emitting box 10 and the light source box 20, a light transmission portion 251 is disposed on the light interception plate 25, the light transmission portion 251 is preferably rectangular, and a part of light emitted by the first light source module 21 passes through the light transmission portion 251 and the light guide plate 11, and is emitted through the light guide plate 11. After the quasi-rectangular light spot in the above embodiment is physically intercepted by the rectangular light transmission portion 251 of the light interception plate 25, light rays can be uniform and form a clear rectangular light spot, which is similar to a window shadow formed by sunlight on a wall surface through a window. It is understood that the light-transmitting portion 251 may be an opening or a transparent material, and the size of the window shadow formed may be changed by changing the size of the light-transmitting portion 251.

As a preferred embodiment of the present invention, the light interception plate 25 is connected to the light source box 20, the light interception plate 25 is vertically disposed, and the light interception plate 25 is perpendicular to the plane of the light guide plate 11, at this time, the light emitting direction of the first light source module 21 and the light interception plate 25 have an included angle of 45 ° to 85 °, and in this embodiment, the light source mounting surface 23 is obliquely disposed relative to the light interception plate 25, so that the light emitted by the first light source module 21 is inclined relative to the light interception plate 25, specifically, the included angle between the light emitting direction of the first light source module 21 and the horizontal plane is between 5 ° to 45 °. Of course, it is understood that the light source mounting surface 23 and the light interception plate 25 may be inclined relative to each other, the light source mounting surface 23 and the light interception plate 25 also have an included angle of 5 ° to 45 °, that is, the light interception plate 25 may be inclined relative to a vertical plane, and the light source mounting surface 23 may be vertically disposed, as long as the light emitting direction of the first light source module 21 faces the light guide plate 11, which is not particularly limited.

In other embodiments of the present invention, the lamp 100 further includes a decoration frame 40 disposed at the bottom of the light guide plate 11, the decoration frame 40 surrounds the light guide plate 11, and the decoration frame 40 includes a first frame 41 perpendicular to the light guide plate 11 and a second frame 42 perpendicular to the first frame 41, the first frame 41 is disposed between the light guide plate 11 and the second frame 42, the second frame 42 is parallel to the light guide plate 11, and the second frame 42 is spaced from the light guide plate 11 by the width of the first frame 41.

To sum up, the utility model discloses a lamp body is thinner, cuts the simple and clear window shadow that can produce of light mode for the blue sky effect that appears is truer.

The above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. A luminaire (100) characterized by: the LED backlight module comprises a light emitting box (10) and a light source box (20), wherein the light emitting box (10) is provided with a light emitting cavity, the light emitting cavity comprises a light inlet and a light outlet, the light inlet is located on the side face of the light emitting box (10), the light outlet is located on the bottom face of the light emitting box (10), the light outlet is provided with a light guide plate (11), the light source box (20) is arranged on the side face of the light emitting box (10) and communicated with the light inlet, a first light source module (21) is arranged in the light source box (20), the light inlet is provided with a light interception plate (25), the light interception plate (25) is provided with a light transmission part (251), light emitted by the first light source module (21) faces the light interception plate (25) so that part of the light penetrates through the light transmission part (251) and is emitted from the light guide plate (11), a second light source module (30) is arranged on the side face of the light guide plate (11), and light emitted by the second light source module (30) is incident to the light guide plate (11) and used for enabling the light guide plate (11) to be displayed The required color is produced.

2. The luminaire (100) of claim 1, wherein: the first light source module (21) comprises a plurality of first light sources and a plurality of lenses (22) which cover the first light sources respectively, and the light outgoing direction of the lenses (22) faces the light inlet.

3. The luminaire (100) of claim 1, wherein: the second light source module (30) comprises a plurality of monochromatic light sources which are linearly arranged along at least one side surface of the light guide plate (11).

4. The luminaire (100) of claim 1, wherein: the light source box (20) comprises a light source mounting surface (23), and an included angle of 5-45 degrees is formed between the light source mounting surface (23) and the light interception plate (25).

5. The luminaire (100) of claim 4, wherein: the light guide plate (11) is perpendicular to the light interception plate (25), and the light emitting direction of the first light source module (21) and the light interception plate (25) form an included angle of 45-85 degrees.

6. The luminaire (100) of claim 5, wherein: the light transmission part (251) is rectangular.

7. The luminaire (100) of claim 5, wherein: the light source box (20) is provided with a radiator (24), and the radiator (24) is arranged on the back surface of the light source mounting surface (23) and used for radiating the first light source module (21).

8. The luminaire (100) of claim 1, wherein: the lamp (100) further comprises a decoration frame (40) arranged at the bottom of the light guide plate (11), and the decoration frame (40) is arranged around the light guide plate (11).

9. The luminaire (100) of claim 8, wherein: the decorative frame (40) includes a first bezel (41) perpendicular to the light guide plate (11) and a second bezel (42) perpendicular to the first bezel (41), and the first bezel (41) is disposed between the light guide plate (11) and the second bezel (42).

10. The luminaire (100) of claim 1, wherein: the side of the light emitting box (10) is also provided with a power box, the power box and the light source box (20) are located on the same horizontal plane, and the extending direction of the power box is perpendicular to the extending direction of the light source box (20).