US-12619024-B2 - Panel light and panel light apparatus

US12619024B2US 12619024 B2US12619024 B2US 12619024B2US-12619024-B2

Abstract

The present disclosure discloses a panel light and a panel light apparatus. The panel light comprises a light guide plate module, a light-transmitting shell, and a light source module. The light guide plate module comprises at least two light guide plates spaced apart from each other, a light guide gap is formed between two adjacent light guide plates, and the light guide plates each comprise a light incident surface and a light exit surface. The light-transmitting shell is provided with an accommodating cavity, and the light guide plate module is arranged in the accommodating cavity. The light-transmitting shell comprises a light guide panel and at least one first light guide side edge. The light guide panel covers the light incident surface of the light guide plate module, and the first light guide side edge is arranged on a side of the light guide panel facing toward the accommodating cavity and is located in the light guide gap, which side faces toward the accommodating cavity. The light source module comprises a first light source and a second light source. The first light source is arranged opposite to the light incident surface of the light guide plate. The light emitted by the first light source enters the interior of the light guide plate through the light incident surface and exits through the light exit surface and the light guide panel. The light from the second light source exits through the first light guide side edge. The above-mentioned panel light has relatively rich lighting effects.

Inventors

Zhiming XIONG
Yong FANG
Wenlong Wu

Assignees

Shenzhen Qianyan Technology LTD.

Dates

Publication Date: 20260505
Application Date: 20250528
Priority Date: 20221129

Claims (20)

1 . A panel light, comprising: a light guide plate module, which comprises at least two light guide plates spaced apart from each other, wherein a light guide gap is formed between two adjacent light guide plates, and the light guide plates each comprise a light incident surface and a light exit surface; a light-transmitting shell, which is provided with an accommodating cavity, wherein the light guide plate module is arranged in the accommodating cavity, the light-transmitting shell comprises a light guide panel and at least one first light guide side edge, the light guide panel covers the light exit surface of the light guide plate module, and the first light guide side edge is arranged on a side of the light guide panel facing toward the accommodating cavity and is located in the light guide gap; and a light source module, which comprises a first light source and a second light source, wherein the first light source is arranged opposite to the light incident surface of the light guide plates, so that light emitted by the first light source enters interior of the light guide plates through the light incident surface and exits through the light exit surface and the light guide panel, and light from the second light source exits through the first light guide side edge.
2 . The panel light according to claim 1 , wherein the light-transmitting shell further comprises multiple second light guide side edges, the multiple second light guide side edges are all arranged on the side of the light guide panel facing toward the accommodating cavity, and the multiple second light guide side edges are sequentially connected end to end to jointly define the accommodating cavity; the light source module further comprises a third light source that is arranged in the accommodating cavity, and light from the third light source exits through the second light guide side edges.
3 . The panel light according to claim 2 , wherein the light guide plates each further comprise a back surface that faces away from the light exit surface, the light incident surface is connected between the back surface and the light exit surface, and arranged opposite to and apart from a corresponding second light guide side edge to form a predetermined gap, and the first light source is arranged in the predetermined gap.
4 . The panel light according to claim 3 , wherein the light guide panel covers the predetermined gap, and the first light source and the light guide panel are arranged apart from each other; the panel light further comprises a light shielding layer, which is arranged between the first light source and the light guide panel.
5 . The panel light according to claim 3 , wherein the light guide plates each further comprise multiple side surfaces, which are connected between the back surface and the light exit surface, and the light incident surface and the multiple side surfaces jointly form an outer wall of the light guide plates; a side surface of one light guide plate is arranged opposite to and apart from a side surface of an adjacent light guide plate; the light guide plate module further comprises a reflective layer, which is arranged on at least one of the back surface and the side surfaces, and a reflective surface of the reflective layer faces toward the interior of the light guide plates.
6 . The panel light according to claim 2 , wherein the number of the first light guide side edges is N, and N is a positive integer greater than or equal to 2; the number of the light guide plates is N, N light guide plates are sequentially distributed around a predetermined center, and each of the first light guide side edges is arranged between two corresponding adjacent light guide plates.
7 . The panel light according to claim 6 , wherein the number of the second light guide side edges is M, M is a positive integer greater than or equal to 2, and M is an integer multiple of N; M/N second light guide side edges are sequentially connected between two adjacent first light guide side edges, so that M/N second light guide side edges and two first light guide side edges jointly surround a corresponding light guide plate.
8 . The panel light according to claim 6 , wherein the number of the first light guide side edges is three, the number of the second light guide side edges is six, and two second light guide side edges are sequentially connected between every two adjacent first light guide side edges, so that the two second light guide side edges and two first light guide side edges jointly surround a corresponding light guide plate.
9 . The panel light according to claim 1 , wherein the first light guide side edge is arranged in the accommodating cavity and divides the accommodating cavity into at least two accommodating chambers, and each of the light guide plates is located in a corresponding accommodating chamber.
10 . The panel light according to claim 1 , wherein the panel light further comprises a diffusion plate module, which is arranged between the light guide plate module and the light guide panel.
11 . The panel light according to claim 10 , wherein the diffusion plate module comprises at least two diffusion plates spaced apart from each other, a through groove is formed between two adjacent diffusion plates, the through groove is opposite to and in communication with the light guide gap, and the first light guide side edge is threaded through the through groove and the light guide gap.
12 . The panel light according to claim 1 , wherein the light source module further comprises a substrate, the substrate is arranged on a side of the light guide plate module away from the light guide panel, the first light source and the second light source are both arranged on the substrate, and the light incident surface is located between the light exit surface and the substrate; the first light source comprises multiple first light-emitting units which are spaced apart from each other and sequentially distributed in an extension direction of the light incident surface.
13 . The panel light according to claim 12 , wherein the second light source is fixed on a side of the substrate away from the light guide plate module, the substrate is provided with a clearance groove, which is opposite to and in communication with the light guide gap, the first light guide side edge is threaded through the clearance groove and exposed on the side of the substrate away from the light guide plate module, so that the light from the second light source can be incident on the first light guide side edge.
14 . The panel light according to claim 12 , wherein the first light guide side edge is flush with a side surface of the substrate facing away from the light guide plate module.
15 . The panel light according to claim 12 , wherein the first light guide side edge protrudes relative to the side of the substrate away from the light guide plate module, so as to be arranged opposite to and apart from the second light source, and a reflective element is arranged on a side of the first light guide side edge away from the second light source.
16 . The panel light according to claim 12 , wherein the panel light further comprises a bottom shell, and the bottom shell is arranged on the side of the substrate away from the light guide plate module; the bottom shell comprises a bottom wall and a first light blocking strip, the bottom wall and the substrate are arranged opposite to and apart from each other, and the first light blocking strip is arranged between the bottom wall and the substrate, and located on a side of the second light source away from a corresponding first light guide side edge.
17 . The panel light according to claim 16 , wherein the second light source comprises multiple second light-emitting units which are spaced apart from each other and sequentially distributed in the extension direction of the first light guide side edge; the bottom shell further comprises multiple first spacing ribs which are sequentially arranged apart from each other, each first spacing rib is located between two adjacent second light-emitting units.
18 . The panel light according to claim 16 , wherein the bottom shell further comprises multiple peripheral walls, the peripheral walls are connected to a side of the bottom wall facing toward the substrate, the multiple peripheral walls are sequentially connected end to end to jointly form a mounting cavity, and the light-transmitting shell is embedded in the mounting cavity.
19 . The panel light according to claim 18 , wherein the light-transmitting shell further comprises multiple second light guide side edges, the multiple second light guide side edges are all arranged on the side of the light guide panel facing toward the accommodating cavity, and the multiple second light guide side edges are sequentially connected end to end to jointly define the accommodating cavity; the light source module further comprises a third light source that is arranged in the accommodating cavity, and the light from the third light source exits through the second light guide side edges; the multiple peripheral walls are arranged outside the multiple second light guide sides in a surrounding manner.
20 . A panel light apparatus comprising multiple panel lights, wherein the multiple panel lights are adapted to distribution on a predetermined plane, and outer peripheral walls of two adjacent panel lights are in contact with each other; wherein each panel light comprises: a light guide plate module, which comprises at least two light guide plates spaced apart from each other, wherein a light guide gap is formed between two adjacent light guide plates, and the light guide plates each comprise a light incident surface and a light exit surface; a light-transmitting shell, which is provided with an accommodating cavity, wherein the light guide plate module is arranged in the accommodating cavity, the light-transmitting shell comprises a light guide panel and at least one first light guide side edge, the light guide panel covers the light exit surface of the light guide plate module, and the first light guide side edge is arranged on a side of the light guide panel facing toward the accommodating cavity and is located in the light guide gap; and a light source module, which comprises a first light source and a second light source, wherein the first light source is arranged opposite to the light incident surface of the light guide plates, so that light emitted by the first light source enters interior of the light guide plates through the light incident surface and exits through the light exit surface and the light guide panel, and light from the second light source exits through the first light guide side edge.

Description

CROSS-REFERENCE TO RELATED APPLICATIONS The present application is a continuation application of PCT application No. PCT/CN2023/106813, filed on Jul. 11, 2023, which claims priority benefits of Chinese Patent Applications No. 202211517318.8, filed on Nov. 29, 2022, and No. 202223217222.8, filed on Nov. 29, 2022, the entire contents of all of which are hereby incorporated by reference for all purposes. FIELD The present application belongs to the technical field of lights, and more specifically, relates to a panel light and a panel light apparatus. BACKGROUND Panel lights have been widely used in people's daily life. When a panel light is on for illumination, the light is emitted along the lampshade of the panel light. Since the lampshade of the panel light is flat, the lighted panel light visually appears as a plane, fails to generate a sense of stereoscopic vision, and produces monotonous visual effects. With the gradual improvement of people's living standards, the panel lights that only have the lighting function can no longer meet the usage needs of consumers. SUMMARY The embodiments of the present disclosure provide a panel light and a panel light apparatus. According to a first aspect of the present disclosure, an embodiment of the present disclosure provides a panel light, which comprises a light guide plate module, a light-transmitting shell, and a light source module. The light guide plate module comprises at least two light guide plates spaced apart from each other, a light guide gap is formed between two adjacent light guide plates, and the light guide plates each comprise a light incident surface and a light exit surface. The light-transmitting shell is provided with an accommodating cavity, and the light guide plate module is arranged in the accommodating cavity. The light-transmitting shell comprises a light guide panel and at least one first light guide side edge. The light guide panel covers the light incident surface of the light guide plate module, and the first light guide side edge is arranged on a side of the light guide panel facing toward the accommodating cavity and is located in the light guide gap. The light source module comprises a first light source and a second light source. The first light source is arranged opposite to the light incident surface of the light guide plate. The light emitted by the first light source enters the interior of the light guide plate through the light incident surface and exits through the light exit surface and the light guide panel. The light from the second light source exit through the first light guide side edge. According to a second aspect of the present disclosure, an embodiment of the present disclosure provides a panel light apparatus, which comprises the above-mentioned panel light, wherein multiple panel lights are adapted to distribution on a predetermined plane, and outer peripheral walls of two adjacent panel lights are in contact with each other. BRIEF DESCRIPTION OF THE DRAWINGS To make clear the technical solutions in the embodiments of the present disclosure, a brief introduction will be given to the figures that need to be used in the description of the embodiments. It is apparent that the figures described below only relate to some embodiments of the present disclosure. Without creative efforts, persons skilled in the art can obtain other figures according to these drawings. FIG. 1 is a structure diagram of a panel light provided in an embodiment of the present disclosure. FIG. 2 is a three-dimensional breakdown diagram of the panel light in FIG. 1. FIG. 3 is a structure diagram of a light-transmitting shell of the panel light in FIG. 2. FIG. 4 is an assembly diagram of a light guide plate module and a light source module of the panel light in FIG. 2. FIG. 5 is a lighting effect diagram of the panel light in the embodiment of the present disclosure. FIG. 6 is another lighting effect diagram of the panel light in the embodiment of the present disclosure. FIG. 7 is a three-dimensional cutaway diagram of the panel light in FIG. 1. FIG. 8 is a partial enlarged diagram of the panel light in FIG. 7. FIG. 9 is an enlarged diagram of Area A of the panel light in FIG. 8. FIG. 10 is a three-dimensional breakdown diagram of the panel light in FIG. 7. FIG. 11 is a partial enlarged diagram of the panel light in FIG. 10. FIG. 12 is another lighting effect diagram of the panel light in the embodiment of the present disclosure. FIG. 13 is a diagram of the panel light in FIG. 7 from another perspective, with a bottom shell omitted. FIG. 14 is an enlarged diagram of Area B of the panel light in FIG. 13. FIG. 15 is a diagram of the panel light in FIG. 13, with a bottom shell assembled virtually. FIG. 16 is a structure diagram of a panel light apparatus provided in an embodiment of the present disclosure. DETAILED DESCRIPTION In order that persons skilled in the art have a better understanding of the technical solutions of the present disclosure, the