WO2020191856A1

WO2020191856A1 - Side light-emitting lamp panel and lamp panel splicing assembly

Info

Publication number: WO2020191856A1
Application number: PCT/CN2019/085293
Authority: WO
Inventors: 周超群
Original assignee: 深圳市尚可饰科技有限公司
Priority date: 2019-03-22
Filing date: 2019-04-30
Publication date: 2020-10-01
Also published as: CN109899716A

Abstract

A side light-emitting lamp panel (100), comprising a lamp panel frame (10), a circuit board frame (20), a light-transmitting plate (50), a light guide plate (40) and a diffusion plate (30). The circuit board frame (20) is vertically provided on an inner wall of the lamp panel frame (10), two sides of the circuit panel frame (20) are each provided with a light-transmitting plate (50) in parallel, the light guide plate (40) is provided in parallel between the circuit board frame (20) and the light-transmitting plate (50) on one side thereof, two sides of the light guide plate (40) are each provided with a diffusion plate (30) in parallel, and side edges of the light guide plate (40) directly face a plurality of light-emitting devices (21) provided on the circuit board frame (20). The side light-emitting lamp panel (100) can achieve light emission on both sides, and provide bright illumination, greatly improving the utilization rate of a light source. Also provided is a lamp panel splicing assembly, comprising the side light-emitting lamp panel above.

Description

Side-emitting light board and light board splicing assembly

Technical field

The present application relates to the technical field of lighting decoration, in particular to a side-emitting light panel and a light panel splicing assembly.

Background technique

With the development of lighting technology, various decorative lighting fixtures have become popular, and side-emitting light panels are more popular due to their thin thickness. However, the existing side-emitting light panels usually have no light source on the back, that is, they can only emit light on one side, which wastes light energy, and cannot display double-sided beauty when displaying on transparent objects or making pendants, resulting in a monotonous decorative effect.

Summary of the invention

Based on this, it is necessary to provide a side-emitting lamp panel and a lamp panel splicing assembly that can emit light on both sides to address the problem that the side-emitting lamp panel can only emit light on one side and waste light energy.

In order to achieve the foregoing objective, on the one hand, embodiments of the present application provide a side-emitting light panel, which includes a light panel frame, a circuit board frame, a light-transmitting plate, a light guide plate, and a diffusion plate;

Wherein, the circuit board frame is vertically arranged on the inner wall of the light board frame;

The two sides of the circuit board frame are respectively provided with light-transmitting boards in parallel, and the light-transmitting board and the light board frame are closed to form an accommodation space;

A light guide plate is arranged in parallel between the circuit board frame and the light transmitting plate on one side;

Diffusion plates are respectively arranged in parallel on both sides of the light guide plate;

A plurality of light-emitting devices are arranged on the circuit board frame;

A plurality of light emitting devices are directly facing the side of the light guide plate.

In one of the embodiments, the circuit board frame is triangular, quadrilateral or polygonal, and the number of light board frames corresponds to the number of sides of the circuit board frame.

In one of the embodiments, adjacent light board frames are connected by a fixing member.

In one of the embodiments, the circuit board frame adopts a PCB circuit board frame or an FPC flexible circuit board frame.

In one of the embodiments, the light emitting device includes an LED lamp.

On the other hand, the embodiment of the present application also provides a light board splicing assembly, which includes a plurality of side-emitting light boards, a plurality of connectors, and a light board controller as described above, wherein the light board controller is connected to either side The light-emitting light board is electrically connected; the light board frame of the side light-emitting light board is provided with a plurality of plug-in ports matching the connectors; the multiple side-emitting light boards are electrically connected through the plug-in ports and the multiple connectors.

In one of the embodiments, each side of the light board frame of the side-emitting light board is provided with an insertion interface matching the connector.

In one of the embodiments, the connector adopts an FPC flexible connector.

In one of the embodiments, the FPC flexible connector includes an upper connection end and a lower connection end, wherein the upper connection end and the lower connection end are respectively provided with a power positive pin, a power negative pin, an empty pin and a signal pin, The pins are routed by staggered routing.

In one of the embodiments, the input signals of the adjacent side light-emitting light boards that are electrically connected through the plug-in interface and the FPC flexible connector are connected in series and the output signals are connected in parallel.

In the above-mentioned side-emitting lamp board and the lamp board splicing assembly, the circuit board frame is vertically arranged on the inner wall of the lamp board frame, the two sides of the circuit board frame are respectively provided with light-transmitting boards in parallel, and the circuit board frame and the light-transmitting board on one side A light guide plate is arranged in parallel therebetween. Diffusion plates are arranged in parallel on both sides of the light guide plate. A plurality of light emitting devices are arranged on the circuit board frame, and the plurality of light emitting devices are facing the side of the light guide plate. When the external power supply of the circuit board frame is energized, the multiple light-emitting devices light up. The light sources of the multiple light-emitting devices are homogenized through the light guide plate, and are optically diffused again through the diffuser plates on both sides. The surface of the diffuser plate is made through the light-transmitting plate. Light treatment, so that the light source is optically diffused through the diffuser plates on both sides, and then emits light through the light-transmitting plate to create various indoor lighting effects, and realize both sides can emit light and brighten the lighting, which greatly improves the utilization rate of the light source.

Description of the drawings

Fig. 1 is a schematic diagram of the structure of a side-emitting lamp panel in an embodiment;

Fig. 2 is a schematic diagram of the structure of the light board splicing assembly in an embodiment;

Fig. 3 is a schematic diagram of the structure of a side-emitting lamp panel in an embodiment;

Figure 4 is a schematic diagram of the wiring of the FPC flexible connector in an embodiment.

Among them, the meanings of each attached symbol are:

10. Light board frame;

20. Circuit board frame;

30. Diffusion board;

40. Light guide plate;

50. Translucent board;

60. Fixed parts;

100. Side-emitting light board;

200. Connectors;

300. Light board controller;

11. Plug the interface;

21. Light-emitting devices.

detailed description

In order to make the purpose, technical solutions, and advantages of this application clearer, the following further describes this application in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the application, and not used to limit the application.

It should be noted that when an element is referred to as being "disposed on" another element, it may be directly on the other element or a central element may also exist. When an element is considered to be "connected" to another element, it can be directly connected to the other element or an intermediate element may be present at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only and do not mean the only implementation.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the technical field of this application. The terminology used in the specification of the application herein is only for the purpose of describing specific embodiments, and is not intended to limit the application. The term "and/or" as used herein includes any and all combinations of one or more related listed items.

The embodiment of the application provides a side-emitting lamp panel for lighting and decoration. As shown in Figure 1, the side-emitting light board 100 includes: a light board frame 10, a circuit board frame 20, a diffuser plate 30, a light guide plate 40, and a light-transmitting plate 50, wherein the circuit board frame 20 is vertically arranged on the light board frame 10 On the inner wall, the two sides of the circuit board frame 20 are respectively provided with a light-transmitting plate 50 in parallel, and the light-transmitting plate 50 is enclosed with the light board frame 10 to form an accommodation space. A light guide plate 40 is provided in parallel between the circuit board frame 20 and the light-transmitting plate 50 on one side, and a diffuser 30 is provided in parallel on both sides of the light guide plate 40; a plurality of light-emitting devices 21 are also provided on the circuit board frame 20, and The light emitting devices 21 are facing the side of the light guide plate 40.

When the circuit board frame 20 is energized from the external power supply, the multiple light-emitting devices 21 are lit, and the light sources of the multiple light-emitting devices 21 are homogenized through the light guide plate 40, and are optically diffused again through the diffuser plates 30 on both sides, and pass through the light-transmitting plate 50. The surface of the diffuser 30 is treated with light, so that the light source is optically diffused by the diffuser 30 on both sides and then emits light through the light transmitting plate 50 to create various indoor lighting effects, and realize both sides can emit light and brighten the lighting. Greatly improve the utilization rate of the light source. In addition, because the side-emitting light board of the present application can emit light on both sides, it is convenient to design various pendant shapes with aesthetic feeling, whether it is attached to a transparent object or hanging in the air, it can achieve double-sided display, thereby improving A decorative effect.

In one embodiment, the circuit board frame 20 can be a triangular, quadrilateral or polygonal frame (Figure 1 shows the circuit board frame 20 being a triangular shape as an example for illustration. The specific design can be different according to actual conditions. The shape of the diffusion plate 30, the light guide plate 40 and the light transmission plate 50 are respectively corresponding to the shape of the circuit board frame 20. The number of light board frames 10 corresponds to the number of sides of the circuit board frame 20, and adjacent light board frames 10 can be connected by a fixing member 60 to form a shape corresponding to the circuit board frame 20.

Specifically, the circuit board frame 20, the diffuser plate 30, and the light-transmitting plate 50 are respectively vertically arranged on the inner wall of the light board frame 10, and the contact point with the inner wall of the light board frame 10 can be fixed and sealed by waterproof glue, and the light guide plate 40 is A fixing hole is provided, and the light guide plate 40 is fixed on the fixing member 60 by screws or bolts, and the fixing member 60 is integrally fixed with the light board frame 10 to form a side-emitting light board with double-sided light. Among them, the light board frame 10 can be made of aluminum alloy material, and the fixing member 60 can be made of ABS (Acrylonitrile Butadiene Styrene plastic, acrylonitrile-butadiene-styrene plastic), so that the side-emitting light board is more textured as a whole , And easy to assemble.

In one embodiment, the light-emitting device 21 can be an LED lamp. Because the LED lamp is small in size and has high luminous efficiency, it can meet the needs of a side-emitting lamp panel with a smaller volume, and has low energy consumption. Of saving energy.

Specifically, corresponding grooves are provided on the light guide plate 40 corresponding to the light emitting device 21, thereby increasing the area of the side of the light guide plate 40 contacting the light source, and further improving the utilization rate of the light source.

In one embodiment, the circuit board frame 20 may adopt a PCB (Printed Circuit Board) circuit board, and the PCB circuit board is provided with a corresponding light control circuit to realize electrical control of the LED lamp.

In one embodiment, the circuit board frame 20 may also adopt an FPC (Flexible Printed Circuit Board) flexible circuit board. The FPC flexible circuit board can be bent at will according to the shape of the light board frame 10, and it is not easy to be broken and damaged. . At the same time, the FPC flexible circuit board occupies less space, which is more conducive to realizing the demand for smaller side-emitting light boards.

The embodiment of the present application also provides a light board splicing assembly, as shown in FIG. 2, including a plurality of side-emitting light boards 100 as shown in FIG. 1, a plurality of connectors 200, and a light board controller 300, wherein the light The board controller 300 is electrically connected to the light-emitting light board 100 on either side. In this embodiment, as shown in FIG. 3, the side-emitting light board 100 is provided with a plurality of plug-in ports 11 matching the connector 200 on the light board frame 10, and the plurality of side-emitting light boards 100 pass through the plug-in ports 11 and The multiple connectors 200 are electrically connected. The light panel controller 300 outputs control signals and electrical energy to the side-emitting light panels 100, and the control signals and electrical power are transferred between the side-emitting light panels 100, so that the light panel splicing assembly produces a decorative effect on the indoor environment under the action of the control signals.

In one embodiment, each side of the side-emitting light board 100 is provided with a plug interface 11 matching the connector 200 on each side of the light board frame 10. Therefore, through the plug interface 11 and the connector 200, multiple side light emitting The light board 100 can realize different display shapes.

In one embodiment, the connecting member 200 may adopt an FPC flexible connector. The FPC flexible connector includes an upper connection terminal Pre and a lower connection terminal Next. The upper connection terminal Pre is used to input control signals and electric energy, and the lower connection terminal Next is used to output control signals and electric energy. Therefore, through the FPC flexible connector Electrical connection can be achieved between the connected side-emitting light boards 100, and the connected side-emitting light boards 100 can provide electrical energy and transmit signals.

Specifically, as shown in Figure 4, the upper connection terminal Pre and the lower connection terminal Next are respectively provided with a positive power supply pin 1, a negative power supply pin 2, an empty pin 3 and a signal pin 4, and each pin is routed through a misalignment. The way of wiring, so as to effectively avoid signal return, so that the transmitted signal can only be transmitted in one direction. For example, each side-emitting light board 100 in the light board splicing assembly can be regarded as an LED lamp bead, and the voltages of adjacent side-emitting light boards 100 that are electrically connected through the plug-in interface and the FPC flexible connector are connected in series. , The input signal I is connected in series and the output signal O is connected in parallel. The signal can be output from any O to the next set of I, eliminating the need for the MCU to do signal processing or conversion, thereby greatly reducing the cost of raw materials and avoiding the lamp failure due to MCU failure Risk of damage to panel splicing components.

The technical features of the above embodiments can be combined arbitrarily. In order to make the description concise, all possible combinations of the technical features in the above embodiments are not described. However, as long as there is no contradiction between the combinations of these technical features, they should It is considered as the range described in this specification.

The above-mentioned embodiments only express several implementation manners of this application, and their descriptions are more specific and detailed, but they should not be construed as limiting the scope of this application. It should be pointed out that for those of ordinary skill in the art, without departing from the concept of this application, several modifications and improvements can be made, and these all fall within the protection scope of this application. Therefore, the scope of protection of the patent of this application shall be subject to the appended claims.

Claims

A side-emitting light board, which is characterized by comprising a light board frame, a circuit board frame, a light transmitting plate, a light guide plate and a diffuser plate;

The circuit board frame is vertically arranged on the inner wall of the light board frame;

A light-transmitting plate is respectively arranged on both sides of the circuit board frame in parallel, and the light-transmitting plate and the light board frame are closed to form an accommodating space;

A light guide plate is arranged in parallel between the circuit board frame and the light transmitting plate on one side;

Diffusion plates are respectively arranged in parallel on both sides of the light guide plate;

A plurality of light emitting devices are arranged on the circuit board frame;

A plurality of the light-emitting devices are directly facing the side of the light guide plate.
The side-emitting light board according to claim 1, wherein the circuit board frame is in the shape of a triangle, a quadrilateral or a polygon, and the number of the frame of the light board corresponds to the number of sides of the circuit board frame.
The side-emitting lamp panel according to claim 2, wherein the adjacent frame of the lamp panel is connected by a fixing member.
The side-emitting light board according to any one of claims 1 to 3, wherein the circuit board frame is a PCB circuit board frame or an FPC flexible circuit board frame.
The side-emitting lamp panel according to any one of claims 1 to 3, wherein the light-emitting device comprises an LED lamp.
A light panel splicing assembly, which is characterized by comprising a plurality of side-emitting light panels according to any one of claims 1 to 5, a plurality of connectors, and a light panel controller, and the light panel controller is connected to any one of The side-emitting light board is electrically connected;

A plurality of plug-in ports matching with the connector are provided on the light board frame of the side-emitting light board;

The plurality of side-emitting light boards are electrically connected through the plug interface and the plurality of connectors.
The light panel splicing assembly according to claim 6, wherein each side of the light panel frame of the side-emitting light panel is provided with an insertion port matching the connector.
7. The light board splicing assembly according to claim 7, wherein the connecting member adopts an FPC flexible connector.
The light board splicing assembly according to claim 8, wherein the FPC flexible connector includes an upper connection end and a lower connection end, and the upper connection end and the lower connection end are respectively provided with a power positive pin and a power negative Pins, empty pins and signal pins, each pin is wired by means of staggered wiring.
The light board splicing assembly according to claim 9, wherein the input signals of the adjacent side light-emitting light boards that are electrically connected through the plug-in interface and the FPC flexible connector are connected in series and the output signals are connected in parallel.