CN219389496U - Lampshade and LED panel lamp - Google Patents

Abstract

The application provides a lamp shade and LED panel light, the lamp shade includes: the panel comprises a light-emitting plate for emitting light and an annular wall arranged along the edge of the light-emitting plate, wherein the annular wall is positioned on the light-entering side of the light-emitting plate, and the cross section area of the annular wall gradually expands from one side of the annular wall, which is close to the light-emitting plate, to one side of the annular wall, which is far away from the light-emitting plate; and the reflecting layer is used for dispersing light rays emitted to the annular wall to emit to the light emitting plate, and the reflecting layer is arranged on the annular wall. The application provides a lamp shade and LED panel light through adopting the reflection stratum, has improved the utilization ratio of light to make the light of directional annular wall can reflect to the light-emitting panel, make the even luminous of the center and the edge of LED panel light.

Description

Lampshade and LED panel lamp

Technical Field

The application belongs to the technical field of lighting lamps and lanterns, and more specifically relates to a lamp shade and LED panel light.

Background

With rapid development of LEDs (Light-emitting diodes), LED lamps have been developed as the most widely used lighting products in the market. The LED panel lamp is advantaged by unique design, low power consumption, high brightness and the like. The LED panel lamp adopts the LED light source, and the LED light source belongs to the pointolite, has certain luminous angle, and central luminance is high, can lead to the light at LED panel lamp center too dazzling.

In order to solve the problem that the light in the center of the LED panel lamp is too glaring, the related art locates the light source at the edge of the light-emitting panel, and reduces the light directly emitted to the center of the light-emitting panel. This arrangement can alleviate the problem of too much glare in the center of the panel, but most of the light is directed to the edge near the panel and is not effectively utilized, resulting in a large difference in brightness between the center and the edge of the luminescent panel.

Disclosure of Invention

An object of the embodiment of the application is to provide a lamp shade and an LED panel light, so as to solve the technical problem of large difference between the center and the edge brightness of a light-emitting panel in the prior art.

In order to achieve the above purpose, one of the technical schemes adopted in the application is as follows: there is provided a lamp housing comprising:

the panel comprises a light-emitting plate for emitting light and an annular wall arranged along the edge of the light-emitting plate, wherein the annular wall is positioned on the light-entering side of the light-emitting plate, and the cross section area of the annular wall gradually expands from one side of the annular wall, which is close to the light-emitting plate, to one side of the annular wall, which is far away from the light-emitting plate;

and the reflecting layer is used for dispersing light rays emitted to the annular wall to emit to the light emitting plate, and the reflecting layer is arranged on the annular wall.

By adopting the reflecting layer, the light rays emitted to the annular wall are scattered to the light emitting panel, so that the light rays positioned on the annular wall can be reflected and scattered to the light emitting panel, the light rays are uniformly distributed at the center and the edge of the light emitting panel, and the light emitting panel can uniformly emit light; in addition, the light can be prevented from being emitted to the direction deviating from the light emitting plate, the waste of the light is reduced, and the utilization rate of the light is improved.

In one embodiment, the reflective layer is a plating layer provided on the inner wall of the annular wall.

By adopting the technical scheme, the processing is convenient.

In one embodiment, the reflective layer is an aluminum reflective layer or a silver reflective layer.

By adopting the technical scheme, the aluminum reflecting layer is cheaper in manufacturing cost and strong in practicability; the silver reflecting layer has strong light reflecting capacity and can ensure that light is scattered and emitted onto the light emitting plate.

Optionally, the annular wall and the light emitting plate are integrally formed.

By adopting the technical scheme, the stability of the whole lampshade is improved.

In one embodiment, the axial section of the annular wall has two arc patterns, the two arc patterns are respectively located at two opposite sides of the light-emitting plate, and each arc pattern is curved in an arc shape from one end of the annular wall away from the light-emitting plate to one end of the annular wall close to the light-emitting plate towards a direction close to the center of the light-emitting plate.

By adopting the technical scheme, the appearance ornamental value of the lampshade is improved, the arc-shaped bending is smoothly transited, and the generation of sharp angles is reduced.

In one embodiment, the curvature of each arc pattern gradually increases from one end of the annular wall away from the light-emitting plate to one end of the annular wall close to the light-emitting plate.

By adopting the technical scheme, the light rays with different angles emitted on the reflecting layer can be uniformly dispersed and reflected to the light-emitting plate, so that the irradiation requirements of different distances from the edge to the center of the light-emitting plate are met.

In one embodiment, the reflecting layer is provided with a plurality of annular areas which are connected in sequence, and each annular area forms two straight line segments on the axial section of the annular wall.

By adopting the technical scheme, the light rays emitted onto the reflecting layer can be uniformly dispersed and reflected onto the light emitting plate.

In one embodiment, the light exit plate is formed from one end of the annular wall away from the light exit plate to one end of the annular wall close to the light exit plate: the linear section formed by the plurality of annular areas gradually increases in inclination toward the light emitting plate.

By adopting the technical scheme, the light rays emitted to different annular areas can be ensured to be reflected to different areas of the light-emitting plate, and the irradiation requirements of different distances from the edge to the center of the light-emitting plate are met.

In order to achieve the above purpose, a second technical scheme adopted in the application is as follows: the LED panel lamp comprises a light source assembly and the lamp shade, wherein the light source assembly is positioned on one side of the light emitting plate, which is close to the annular wall.

By adopting the technical scheme, the central brightness of the light emitting plate can be prevented from being too high to be dazzling.

In one embodiment, the light source assembly comprises a substrate connected with one end of the annular wall far away from the light emitting plate and a plurality of LED lamp beads arranged on one side of the substrate close to the light emitting plate, wherein the LED lamp beads are circumferentially distributed around the light emitting plate.

By adopting the technical scheme, the brightness uniformity of the center and the edge of the light-emitting plate is ensured.

In one embodiment, the substrate is annular, and the substrate and the light-emitting plate are coaxially arranged.

By adopting the technical scheme, the light is ensured to be uniformly emitted to the light-emitting plate, so that the light-emitting plate uniformly emits light.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required for the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of an LED panel lamp according to an embodiment of the present disclosure;

FIG. 2 is an exploded view of FIG. 1;

fig. 3 is a schematic structural view of the lampshade 10 in fig. 1;

FIG. 4 is a cross-sectional view of the LED panel light of FIG. 1;

FIG. 5 is a schematic view of the reflection of light by the reflective layer at A in FIG. 4;

FIG. 6 is a schematic view of the light path of the light ray at A in FIG. 4 directed to the light-emitting plate;

FIG. 7 is an enlarged view at B in FIG. 4;

fig. 8 is a schematic structural diagram of a reflective layer according to another embodiment of the present application.

Wherein, each reference sign in the figure:

10. a lamp shade; 11. a panel; 111. a light-emitting plate; 1110. a light incident surface; 112. an annular wall; 1120. an arc pattern; 12. a reflective layer; 120. an annular region;

20. a light source assembly; 21. LED lamp beads; 22. a substrate; 220. a central bore.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved by the present application more clear, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present application and simplify description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Referring to fig. 3, fig. 4 and fig. 5 together, the lamp shade 10 provided in the embodiment of the present application includes a panel 11 and a reflective layer 12, wherein the panel 11 includes a light-emitting plate 111 and an annular wall 112, the light-emitting plate 111 is used for emitting light, the annular wall 112 is disposed along an edge of the light-emitting plate 111, the annular wall 112 is located at a light-entering side of the light-emitting plate 111, and a cross-sectional area of the annular wall 112 gradually expands from a side of the annular wall 112 close to the light-emitting plate 111 to a side of the annular wall 112 far from the light-emitting plate 111; the reflecting layer 12 is disposed on the annular wall 112, and the reflecting layer 12 is used for dispersing light rays emitted to the annular wall 112 towards the light emitting plate 111.

The reflection layer 12 is arranged on the annular wall 112, so that light rays emitted to the annular wall 112 are dispersed and reflected to the light-emitting plate 111, the light rays can be uniformly distributed on the light-emitting plate 111 and then uniformly emitted, and the effect of uniform light emission is achieved; the annular wall 112 is positioned at the edge of the light-emitting plate 111, so that marginal light rays emitted to the annular wall 112 are reflected to the light-emitting plate 111, and the utilization rate of the light rays is improved; and the cross-sectional area of the annular wall 112 gradually expands from one side close to the light-emitting plate 111 to one side far from the light-emitting plate 111; the distance from the light-emitting plate 111 to the annular wall 112 can be correspondingly set, the reflecting layer 12 on one side, close to the light-emitting plate 111, of the annular wall 112 reflects light to the position, close to the center, of the light-emitting plate 111, and the reflecting layer 12 on one side, far away from the light-emitting plate 111, of the annular wall 112 reflects light to the position, close to the edge, of the light-emitting plate 111, so that the light of the center and the edge of the light-emitting plate 111 is uniformly distributed, and a uniform light-emitting effect is achieved.

In one embodiment of the present application, referring to fig. 3 and 4, the reflective layer 12 is a plating layer disposed on the inner wall of the annular wall 112, that is, the side wall of the annular wall 112 near the light incident side. The reflective layer 12 is plated with the annular wall 112 by adopting an electroplating process, so that the reflective layer 12 can be stably attached to the inner wall of the annular wall 112, is not easy to fall off, and has long service life.

In one embodiment of the present application, referring to fig. 3 and 4, the reflective layer 12 is an aluminum reflective layer 12. The aluminum material is lightweight and has high cost performance, and a compact oxide layer is formed on the surface of the aluminum material, so that the service life of the reflecting layer 12 can be prolonged. In another embodiment of the present application, the reflective layer 12 may also be a silver reflective layer 12, and the reflective layer 12 is made of silver material, so that the reflective capability for light is stronger, and the light emitted to the reflective layer 12 is reflected onto the light-emitting plate 111, so that the light utilization rate is guaranteed.

In an embodiment of the present application, referring to fig. 4 to 6, an axial section of the annular wall 112 has two arc patterns 1120, the two arc patterns 1120 are respectively located at two opposite sides of the light-emitting plate 111, and each arc pattern 1120 is curved in an arc shape from one end of the annular wall 112 away from the light-emitting plate 111 to one end of the annular wall 112 close to the light-emitting plate 111 towards a direction close to a center of the light-emitting plate 111. Thus, the reflective layer 12 plated on the annular wall 112 is also curved in an arc; ensuring that light can be reflected onto the light-emitting plate 111; in addition, the ornamental value of the whole appearance of the lampshade 10 can be improved, and the whole lampshade 10 is in smooth transition, so that sharp corners are avoided; in addition, the light ray cage can be covered, so that the light rays can only be emitted from the light emitting plate 111, and the brightness can be improved. In the drawing, the O point is the center of the light-emitting plate 111, and the OX direction is the axial direction.

In one embodiment of the present application, referring to fig. 4 to 6, the curvature of each arc pattern 1120 gradually expands from one end of the annular wall 112 away from the light-emitting plate 111 to one end of the annular wall 112 close to the light-emitting plate 111. Thus, referring to fig. 5, the light emitted to the annular wall 112 is uniformly dispersed to the center and the edge of the light-emitting plate 111 by the reflective layer 12, so that the light of the light-emitting plate 111 is uniformly distributed, and a uniform light-emitting effect is achieved; the irradiation requirements of the annular wall 112 on different distances from the center and the edge of the light-emitting plate 111 are met, and the light emitted to the annular wall 112 can be uniformly dispersed on the light-emitting plate 111.

In one embodiment of the present application, referring to FIG. 7, the reflective layer 12 has an annular region 120, and the annular region 120 forms two curves in an axial cross-section of the annular wall 112. The light can be uniformly reflected to the light-emitting plate 111, and the irradiation requirements of different distances from the annular wall 112 to the center and the edge of the light-emitting plate 111 are met.

In one embodiment of the present application, referring to fig. 4 and 8, the reflective layer 12 has a plurality of annular regions 120, and the plurality of annular regions 120 are sequentially connected, and each annular region 120 forms two straight line segments on an axial cross section of the annular wall 112. Each annular region 120 is capable of reflecting light directed toward the annular wall 112 onto the light-exiting plate 111, satisfying the reflection requirements for light at different angles.

In one embodiment of the present application, referring to fig. 8, the linear section formed by the plurality of annular regions 120 gradually increases in the inclination direction toward the light-emitting plate 111 from the end of the annular wall 112 away from the light-emitting plate 111 to the end of the annular wall 112 close to the light-emitting plate 111. By this arrangement, it is possible to ensure uniform distribution of light rays reaching the center and the edge of the light-emitting panel 111 by the annular wall 112, and since the annular wall 112 is not uniformly spaced from the center and the edge of the light-emitting panel 111, the reflection angles of the light rays are also different, so that the inclination degree of the plurality of annular regions 120 toward the light-emitting panel 111 is gradually increased in order to ensure uniform dispersion of the light rays onto the light-emitting panel 111.

Alternatively, referring to fig. 8, 5 annular regions 120 are specifically formed, from one end near the light-emitting plate 111 to one end far from the light-emitting plate 111, 120a, 120b, 120c, 120d and 120e are sequentially formed, one end of the annular region 120120a is connected to the light-emitting plate 111, the other end of the annular region 120120a is connected to one end of the annular region 120b, the other end of the annular region 120b is connected to one end of the annular wall 120c, the other end of the annular region 120c is connected to one end of the annular wall 120d, the other end of the annular region 120d is connected to one end of the annular wall 120e, and the other end of the annular wall 120e is flush with the end of the annular wall 112. In other embodiments, the number of annular regions 120 may also be 6, 7, 8, or other numbers.

Alternatively, the light emitting panel 111 employs a milky diffusion material. The white material enables the lampshade 10 to emit light more pure and brighter; the diffusion material can further uniformly disperse the light in the light-emitting plate 111, and the emitted light is more uniform, so that the brightness is uniform.

Alternatively, the light-emitting panel 111 and the annular wall 112 are integrally formed. The stability of the entire lamp housing 10 can be improved. In other embodiments, the light emitting plate 111 and the annular wall 112 may be welded, glued, or otherwise connected.

In another embodiment, the light emitting plate 111 and the annular wall 112 are detachably connected, and the specific connection mode may be a clamping connection, a plugging connection or a magnetic connection. Thus being convenient to install and disassemble and daily cleaning.

Optionally, the light emitting plate 111 is a light homogenizing plate, which has higher light conversion rate, more uniform light, long service life (more than five years indoor use), safety, environmental protection, durability and reliability.

Optionally, referring to fig. 3, the light emitting plate 111 is a circular plate. In other embodiments, the shape of ellipse, square, etc. can be determined according to specific requirements. The light-emitting plate 111 has a light-emitting surface 1110, and the light-emitting surface 1110 is located on the light-incident side of the light-emitting plate 111.

The lampshade 10 provided by the application has the advantages of attractive appearance, safety, environmental protection, durability and reliability; high light conversion rate and more uniform light.

The embodiment of the application further provides an LED panel light, please refer to fig. 1 and 2, which includes a light source assembly 20 and the above-mentioned lamp cover 10, wherein the light source assembly 20 is located at a side of the light emitting plate 111 close to the annular wall 112. The application provides an LED panel 11 lamp through adopting foretell lamp shade 10, can ensure that the central luminance of light-emitting plate 111 is suitable, and the light at center can not dazzle, can make the light on the orientation annular wall 112 by even reflection to light-emitting plate 111 moreover on for light-emitting plate 111 can evenly give out light.

In one embodiment of the present application, the light source assembly 20 includes a substrate 22 and a plurality of LED beads 21, the substrate 22 is connected with the annular wall 112 at one end far away from the light emitting plate 111, the LED beads 21 are disposed on the substrate 22, and the LED beads 21 are disposed on one side of the substrate 22 near the light emitting plate 111, and the plurality of LED beads 21 are circumferentially distributed around the light emitting plate 111. The center and the edge of the light emitting plate 111 can emit light uniformly, and the central brightness can be prevented from being too high.

In one embodiment of the present application, the substrate 22 is an annular plate, and the substrate 22 is disposed coaxially with the light-emitting plate 111. The annular base plate 22 is matched with the circular light-emitting plate 111, the overall aesthetic degree is improved, the LED lamp beads 21 are guaranteed to be circumferentially arranged around the center of the light-emitting plate 111, emitted light is enabled to be uniformly emitted to the light-emitting plate 111, the emitted light is uniformly distributed at the center and the edge of the light-emitting plate 111, and uniform light emission of the light-emitting plate 111 is guaranteed. The base plate 22 has a central aperture 220. The presence of the central aperture 220 facilitates the mounting and dismounting of the LED panel 11 lamp.

Referring to fig. 2, fig. 5 and fig. 6, the LED lamp beads 21 are located at the edge of the light emitting plate 111 and circumferentially arranged, so that the glare of the central light of the light emitting plate 111 can be avoided, and the reflective layer 12 can disperse and reflect the light emitted to the annular wall 112 onto the light emitting plate 111, so that the light emitting plate 111 can emit light uniformly, and the brightness uniformity of the center and the edge of the light emitting plate 111 is ensured.

The foregoing description of the preferred embodiments of the present application is not intended to be limiting, but is intended to cover any and all modifications, equivalents, and alternatives falling within the spirit and principles of the present application.

Claims (10)

1. A lamp shade, comprising:

the panel comprises a light-emitting plate for emitting light and an annular wall arranged along the edge of the light-emitting plate, wherein the annular wall is positioned on the light-entering side of the light-emitting plate, and the cross section area of the annular wall gradually expands from one side of the annular wall, which is close to the light-emitting plate, to one side of the annular wall, which is far away from the light-emitting plate;

and the reflecting layer is used for dispersing light rays emitted to the annular wall to emit to the light emitting plate, and the reflecting layer is arranged on the annular wall.

2. The lamp housing of claim 1, wherein said reflective layer is a coating disposed on an inner wall of said annular wall.

3. The globe of claim 1, wherein said reflective layer is an aluminum reflective layer or a silver reflective layer.

4. The lamp shade of claim 1, wherein the axial section of the annular wall has two arc patterns, the two arc patterns are respectively located at two opposite sides of the light-emitting plate, and each arc pattern is curved in an arc shape from one end of the annular wall far away from the light-emitting plate to one end of the annular wall near the light-emitting plate towards a direction near the center of the light-emitting plate.

5. The lamp housing of claim 4, wherein the curvature of each of said arcuate patterns increases gradually from an end of said annular wall distal said light exit plate to an end of said annular wall proximal said light exit plate.

6. The globe of claim 1 wherein said reflective layer has a plurality of annular regions connected in sequence, each of said annular regions forming two straight segments in axial cross section of said annular wall.

7. The globe of claim 6, wherein from an end of said annular wall remote from said light exit plate to an end of said annular wall proximate to said light exit plate: the linear section formed by the plurality of annular areas gradually increases in inclination toward the light emitting plate.

8. An LED panel light comprising a light source assembly, further comprising the lamp shade of any one of claims 1-7, the light source assembly being located on a side of the light exit plate adjacent to the annular wall.

9. The LED panel light of claim 8, wherein the light source assembly comprises a base plate connected to an end of the annular wall remote from the light exit plate and a plurality of LED beads disposed on a side of the base plate proximate to the light exit plate, the LED beads being circumferentially disposed about the light exit plate.

10. The LED panel light of claim 9, wherein the base plate is annular and the base plate is coaxially disposed with the light exit plate.