Modularized lighting surface light source

Abstract

The utility model discloses a modularized lighting area light source, which belongs to the field of area light source lighting and comprises a diffusion plate, a light guide plate, a mounting plate and an LED light source. A reflecting surface is arranged on the inner surface of the mounting plate, a diffusion plate is arranged on the mounting plate, and the diffusion plate is arranged on one side, close to the reflecting surface, of the mounting plate; a light guide plate is arranged between the mounting plate and the diffusion plate, concave-convex points are uniformly arranged on the surface of the light guide plate, and an LED light source is arranged on the light guide plate; and a sealing frame is arranged between the mounting plate and the diffusion plate and wraps the peripheries of the light guide plate and the reflecting surface. The light of the LED light source is transmitted and refracted and reflected by the light guide plate, is reflected by the reflecting surface, and then is emitted out through the surface of the diffusion plate; the method can be applied to different scenes; the assembly structure is simple and easy to operate, other adhesive tape pasting operation is not needed, the complexity of the processing technology is reduced, the waterproof and dustproof functions are good, and the processing efficiency and the reliability are effectively improved.

Description

Technical Field

[0001] The utility model relates to the field of surface light source lighting, in particular to a modular lighting surface light source. Background Art

[0002] A surface light source is a photoelectric device that uses a plane as a light source to produce high-brightness, uniform lighting. The LED lamp of the surface light source has the characteristics of low energy consumption, long life, and low maintenance cost. It has lower energy consumption than traditional lighting equipment. The surface light source can produce a highly uniform lighting effect, avoid the difference between light and dark, and ensure the lighting quality. The surface light source can be adjusted by the controller to achieve different lighting effects and meet the needs of different occasions.

[0003] Existing surface lighting sources can generally only be assembled in conjunction with a complete refrigerator product and cannot be used independently or as a separate product. In addition, the processing technology is complex and the processing efficiency is low. Utility Model Content

[0004] With regard to the above problems existing in the prior art, the purpose of the present invention is to provide a modularized surface lighting source to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A modular lighting surface light source comprises a diffuser plate, a light guide plate, a mounting plate and an LED light source; the inner surface of the mounting plate is provided with a reflective surface, the mounting plate is provided with a diffuser plate, and the diffuser plate is arranged on a side of the mounting plate close to the reflective surface; a light guide plate is arranged between the mounting plate and the diffuser plate, the surface of the light guide plate is evenly provided with concave and convex points, and the light guide plate is provided with an LED light source; a sealing frame is provided between the mounting plate and the diffuser plate, and the sealing frame is arranged around the light guide plate and the reflective surface.

[0007] As a further solution of the utility model: the reflective surface is a high-gloss white surface.

[0008] As a further solution of the utility model: a mounting structure is provided on the side of the mounting plate away from the reflecting surface.

[0009] As a further solution of the utility model: the diffusion plate is a light-transmitting surface.

[0010] As a further solution of the utility model: the surface of the diffusion plate is provided with a frame, a pattern or a LOGO.

[0011] As a further solution of the utility model: the LED light source includes LED lamp beads, a PCB heat dissipation circuit board and a power harness, and the width of the LED lamp beads is not greater than the sum of the thicknesses of the light guide plate and the diffusion plate.

[0012] As a further solution of the utility model: the sealing frame is an independent component.

[0013] As a further solution of the utility model: the sealing frame and the diffusion plate or the mounting plate are arranged to form an integral part.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The light of the LED light source of the utility model is conducted and refracted by the light guide plate, and then reflected by the reflective surface and emitted through the surface of the diffuser plate; the inner surface of the mounting plate is designed as a high-light reflective surface, replacing the separate reflective film in traditional technology; the waterproof and dustproof function of the lighting module is achieved through the sealing assembly between the diffuser plate, the mounting plate and the sealing frame. The mutual cooperation between the various components makes the light source module a whole after assembly, which can be applied to different scenes; the assembly structure is simple and easy to operate, and no other tape pasting operations are required, which reduces the complexity of the processing technology and effectively improves the processing efficiency and reliability. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The present invention is a schematic structural diagram of a modularized surface lighting source disclosed in an embodiment.

[0017] Figure 2 The present invention is a schematic structural diagram of an LED light source in a modularized lighting surface light source disclosed in an embodiment.

[0018] The reference numerals in the figure are: 1. diffusion plate; 2. sealing frame; 3. light guide plate; 4. mounting plate; 5. reflecting surface; 6. LED light source; 7. power harness. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model; it is obvious that the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", and "connected" should be understood in a broad sense; for example, it can be a fixed connection, a detachable connection, or an integral connection, a mechanical connection, or an electrical connection, a direct connection, or an indirect connection through an intermediate medium, or the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0021] The purpose of this patent is to provide a surface light source lighting module with a sealed structure that can be used in multiple scenarios.

[0022] See also Figure 1-2 , a modular lighting surface light source, comprising a diffusion plate 1, a light guide plate 3, a mounting plate 4 and an LED light source 6;

[0023] The inner surface of the mounting plate 4 is provided with a reflective surface 5, and the light diffusely reflected from the light guide plate 3 re-enters the light guide plate through the reflective surface 5 of the mounting plate 4; the reflective surface 5 is designed to be a high-gloss white surface to achieve high reflectivity and reduce light loss. A mounting structure is provided on the side of the mounting plate away from the reflective surface, including but not limited to snaps, screws, and adhesives, for assembly with the product to be used.

[0024] A diffuser plate 1 is provided on the mounting plate 4, and the diffuser plate 1 is arranged on one side of the mounting plate 4 close to the reflective surface 5; the diffuser plate 1 is a light-transmitting surface, and visible light is reflected and emitted through the diffuser plate to form a lighting effect; the surface of the diffuser plate can be subjected to other supplementary processing effects, such as a frame, pattern, LOGO, etc.

[0025] A light guide plate 3 is provided between the mounting plate 4 and the diffuser plate 1, and concave and convex points are evenly provided on the surface of the light guide plate 3. Light entering the light guide plate 3 is diffusely reflected by these concave and convex points. A part of the light is transmitted through the front diffuser plate 1, and the other part re-enters the light guide plate 3 through the reflective surface 5 of the mounting plate 4 for secondary reflection, and finally is emitted through the surface of the diffuser plate 1.

[0026] An LED light source 6 is disposed on the light guide plate 3 ; the LED light source 6 includes LED lamp beads, a PCB heat dissipation circuit board and a power harness 7 , and the width of the LED lamp beads is required to be no greater than the sum of the thicknesses of the light guide plate 3 and the diffusion plate 1 .

[0027] A sealing frame 2 is provided between the mounting plate 4 and the diffuser plate 1, and the sealing frame 2 is wrapped around the light guide plate 3 and the reflective surface 5; the sealing frame 2 can be an independent component, or can be designed to form an integral component with the diffuser plate 1 or the mounting plate 4, and the LED light source 6 is fixed on one side of the sealing frame 2 and fitted with the light guide plate 3.

[0028] The light from the LED light source of the utility model is conducted and refracted and reflected by the light guide plate, and then reflected by the reflective surface and then emitted through the surface of the diffuser plate; the inner surface of the mounting plate is designed as a high-light reflective surface, replacing the separate reflective film in traditional technology; the waterproof and dustproof function of the lighting module is achieved through the sealing assembly between the diffuser plate, the mounting plate and the sealing frame.

[0029] The utility model forms a sealed assembly structure through the combination of a sealing frame and a diffusion plate or a reflection plate to fix the various components of the surface light source. The surface treatment of the reflection plate serves as the reflection surface of the light guide plate. The mutual cooperation between the various components enables the light source module to be a whole after assembly, which can be applied to different scenes. After the assembly and sealing are completed, a closed space is formed to achieve effective dust and water prevention. The assembly structure is simple and easy to operate, and no other tape sticking operations are required, which effectively improves the processing efficiency and reliability performance.

[0030] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention, and any figure mark in the claims should not be regarded as limiting the claims involved.

[0031] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A modular lighting surface light source, characterized in that: The invention comprises a diffuser plate (1), a light guide plate (3), a mounting plate (4) and an LED light source (6); the inner surface of the mounting plate (4) is provided with a reflective surface (5), the mounting plate (4) is provided with a diffuser plate (1), and the diffuser plate (1) is arranged on a side of the mounting plate (4) close to the reflective surface (5); a light guide plate (3) is arranged between the mounting plate (4) and the diffuser plate (1), the surface of the light guide plate (3) is evenly provided with concave and convex points, and the light guide plate (3) is provided with an LED light source (6); a sealing frame (2) is arranged between the mounting plate (4) and the diffuser plate (1), and the sealing frame (2) is arranged around the light guide plate (3) and the reflective surface (5).

2. A modular lighting surface light source according to claim 1, characterized in that: The reflective surface (5) is a high-gloss white surface.

3. A modular lighting surface light source according to claim 2, characterized in that: A mounting structure is provided on a side of the mounting plate (4) away from the reflective surface (5).

4. The modular surface lighting source according to claim 3, characterized in that: The diffusion plate (1) is a light-transmitting surface.

5. The modular lighting surface light source according to claim 4, characterized in that: The surface of the diffusion plate (1) is provided with a frame, a pattern or a logo.

6. The modularized surface lighting source according to claim 5, characterized in that: The LED light source (6) comprises an LED lamp bead, a PCB heat dissipation circuit board and a power supply harness (7); the width of the LED lamp bead is not greater than the sum of the thicknesses of the light guide plate (3) and the diffusion plate (1).

7. The modular surface lighting source according to claim 6, characterized in that: The sealing frame (2) is an independent component.

8. The modular surface lighting source according to claim 6, characterized in that: The sealing frame (2) and the diffusion plate (1) or the mounting plate (4) are arranged to form an integral part.

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