CN213983037U

CN213983037U - LED panel light

Info

Publication number: CN213983037U
Application number: CN202021911404.3U
Authority: CN
Inventors: 罗晨阳; 江新华; 林泽华
Original assignee: Shenzhen H&T Intelligent Control Co Ltd
Current assignee: Shenzhen H&T Intelligent Control Co Ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-08-17
Anticipated expiration: 2030-09-03

Abstract

The embodiment of the utility model provides a relate to the lighting technology field, disclose an led panel light, led panel light includes base, lamp shade, circuit board, led lamp source and optical structure. The base is provided with the holding chamber, and the lamp shade is installed in the base. The circuit board is arranged in the accommodating cavity, and the LED lamp source is arranged on the circuit board. The optical structure is arranged in the accommodating cavity and used for enabling light rays emitted by the LED lamp source to irradiate the lampshade. Through the arrangement, the overall structure of the LED panel lamp is simplified, the LED panel lamp is convenient to disassemble and assemble, and the assembly cost is reduced.

Description

LED panel light

Technical Field

The utility model discloses embodiment relates to the lighting technology field, especially relates to an led panel light.

Background

The LED solid-state lighting has the advantages of environmental protection, energy conservation and long service life, gradually replaces traditional light sources such as incandescent lamps, halogen lamps and the like with high energy consumption and short service life in the lighting field, and is widely applied.

The LED panel lamp is used as LED solid-state lighting, can be applied to indoor lighting, has a good lighting effect, is good in illumination uniformity, soft and comfortable in light, does not lose brightness, has the characteristics of simple and elegant design, and can bring beautiful feeling to people.

The existing LED panel lamp generally comprises an outer frame, a diffusion plate, a light guide plate, a reflection plate, an LED lamp and a bottom plate, wherein the diffusion plate, the light guide plate, the reflection plate, the LED lamp and the bottom plate are fixedly arranged on the outer frame, and the LED panel lamp is complex in structure and complex in assembly.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main technical problem who solves of embodiment provides a simple structure, easy dismounting's led panel light.

In order to solve the above technical problem, the utility model discloses a technical scheme that embodiment adopted is:

provided is an led panel lamp including:

a base provided with an accommodating cavity;

the lampshade is arranged on the base;

the circuit board is arranged in the accommodating cavity;

the LED lamp source is arranged on the circuit board;

and the optical structure is arranged in the accommodating cavity and is used for irradiating the light emitted by the LED lamp source to the lampshade.

In some other embodiments, a plurality of led light sources are distributed on the circuit board in an array.

In some other embodiments, the optical structure includes a light reflecting layer disposed on a side of the circuit board facing the lamp housing.

In some other embodiments, the optical structure includes a first lens, the first lens is located on one side of the light emitting direction of the led lamp source, and a semi-surrounding surface is disposed on a surface of the first lens opposite to the led lamp source, and surrounds one side of the light emitting direction of the led lamp source.

In some other embodiments, the optical structure includes a reflector, the reflector is an arc-shaped structure, one end of the reflector is fixed on the circuit board on one side of the led light source, and the other end of the reflector is bent toward the other side of the led light source and extends to the side of the led light source away from the circuit board.

In some other embodiments, the mirror is a total reflection mirror or a half-mirror lens.

In some other embodiments, the optical structure includes a reflective protrusion extending from the base toward the lamp cover and penetrating through the circuit board, and the reflective protrusion is provided with a reflective surface located on one side of the light emitting direction of the led lamp source.

In some other embodiments, the led lamp source comprises a side-emitting led lamp and/or a forward-emitting led lamp.

In some other embodiments, the led lamp source includes the forward light-emitting led lamp, and the forward light-emitting led lamp and the circuit board are disposed at a predetermined angle to realize that the forward light-emitting led lamp emits light laterally.

In some other embodiments, the led lamp source includes a side-emitting led lamp and a front-emitting led lamp, the optical structure includes a second lens and a reflective layer, the second lens is disposed on the front-emitting led lamp, and the reflective layer is disposed on a surface of the circuit board facing the lamp cover.

Compared with the prior art, the embodiment of the utility model provides an led panel light includes base, lamp shade, circuit board, led lamp source and optical structure. The base is provided with accepts the chamber, and the lamp shade is installed in the base. The circuit board is arranged in the accommodating cavity, and the LED lamp source is arranged on the circuit board. The optical structure is accommodated in the accommodating cavity and used for irradiating light rays emitted by the LED lamp source to the lampshade, and the LED lamp is simple in overall structure, convenient to assemble and disassemble and beneficial to reducing the assembly cost.

Drawings

One or more embodiments are illustrated by way of example and not by way of limitation in the figures of the accompanying drawings in which elements having the same reference numeral designations represent like elements and in which the figures are not to scale unless specifically stated.

Fig. 1 is an exploded view of an led panel lamp according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an led panel lamp according to another embodiment of the present invention;

fig. 3 is a schematic structural diagram of an led panel lamp according to another embodiment of the present invention;

fig. 4 is a schematic structural diagram of an led panel lamp according to another embodiment of the present invention;

fig. 5 is a schematic structural diagram of an led panel lamp according to another embodiment of the present invention;

fig. 6 is a schematic structural diagram of an led panel lamp according to another embodiment of the present invention;

fig. 7 is a schematic structural diagram of an led panel lamp according to another embodiment of the present invention;

fig. 8 is a schematic structural diagram of a forward led lamp and a circuit board according to another embodiment of the present invention.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments. It is noted that when an element is referred to as being "secured to"/"mounted to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "upper", "lower", "inner", "outer", "vertical", "horizontal", and the like as used herein are used in the description to indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1, fig. 1 is an exploded view of an led panel lamp 100 according to an embodiment of the present invention, wherein the led panel lamp 100 can be used for indoor illumination. The led panel lamp 100 includes a base 10, a lamp housing 20, a circuit board 30, a led lamp source 40, and an optical structure. The base 10 is provided with a receiving cavity, and the lamp housing 20 is mounted on the base 10. The circuit board 30, the led lamp source 40 and the optical structure are all arranged in the accommodating cavity 101, the led lamp source 40 is installed on the circuit board 30, the led lamp source 40 is electrically connected with the circuit board 30, the led lamp source 40 is used for emitting light, the optical structure is used for enabling the light emitted by the led lamp source 40 to irradiate the lampshade 20, the lampshade 20 uniformly diffuses the incident light outwards, and therefore a good lighting effect is achieved, the whole structure is simple, assembly and disassembly are convenient, and assembly cost is reduced.

With respect to the base 10 and the lamp housing 20, the lamp housing 20 is mounted to the base 10 to form a rectangular parallelepiped structure. The base 10 includes a bottom plate 11 and a first enclosing plate 12 fixedly connected to the bottom plate 11, wherein the first enclosing plate 12 is enclosed on the bottom plate 11 and forms the above-mentioned accommodating cavity 101. The lampshade 20 comprises a diffusion plate 21 and a second enclosing plate 22 fixedly connected with the diffusion plate 21, the diffusion plate 21 abuts against one end, far away from the bottom plate 11, of the first enclosing plate 12 and covers the opening of the accommodating cavity 101, so that the accommodating cavity 101 is relatively closed, the second enclosing plate 22 extends into the accommodating cavity 101, and the diffusion plate 21 is used for changing the emergent angle of incident light, so that the light is refracted and scattered when reaching an effective light-emitting surface, and a good light diffusion effect is obtained. Wherein, bottom plate 11 and diffuser plate 21 are the rectangular plate structure respectively, and first bounding wall 12 and second bounding wall 22 are the square structure respectively, and first bounding wall 12 and second bounding wall 22 set up perpendicularly in bottom plate 11 and diffuser plate 21 respectively, and bottom plate 11 and diffuser plate 21 are parallel to each other. The first enclosure 12 encloses the circuit board 30, the led light sources 40, the optical structures, and the second enclosure 22.

In some other embodiments, the base 10 and the lamp housing 20 may have other shapes, for example, the lamp housing 20 is mounted on the base 10 to form a cylindrical structure, specifically, the bottom plate 11 and the diffuser 21 are respectively a circular plate-shaped structure, and the first enclosure 12 and the second enclosure 22 are respectively a circular ring-shaped structure.

For the circuit board 30 and the led light sources 40, the led light sources 40 are mounted on the circuit board 30 and electrically connected to the circuit board 30, the led light sources 40 are all located on a surface of the circuit board 30 opposite to the diffusion plate 21, and the led light sources 40 are distributed on the circuit board 30 in an array manner, that is, the led light sources 40 are distributed on the circuit board 30 in multiple rows and multiple columns along the transverse direction and the longitudinal direction, respectively. In the specific implementation process, the led light source 40 is integrated on the Circuit Board 30 to form a pcba (printed Circuit Board assembly).

To facilitate the overall assembly of the led lamp source 100, the circuit board 30 is fixed by abutting the base 10 and the lamp housing 20 against the opposite sides of the circuit board 30. Specifically, one surface of the circuit board 30 opposite to the diffuser 21 abuts against one end of the second enclosing plate 22 away from the diffuser 21, and one surface of the circuit board 30 away from the diffuser 21 abuts against the bottom plate 11, so that the circuit board 30 is fixed in the accommodating cavity 101. In order to achieve quick positioning of the circuit board 30 and the bottom plate 11 and prevent the circuit board 30 from moving relatively in a direction parallel to the bottom plate 11, the bottom plate 11 is provided with a positioning column 111, the circuit board 30 is provided with a first positioning hole 301 corresponding to the positioning column 111, and the positioning column 111 is inserted into the first positioning hole 301.

In some other embodiments, the circuit board 30 may be fixed in the receiving cavity 101 by other methods, for example, the circuit board 30 is fixed to the bottom plate 11 by a double-sided tape or screws.

Optionally, the led lamp source 40 includes a side-emitting led lamp 41 and/or a front-emitting led lamp 42. The optical axis of the side-emitting led lamp 41 is parallel to the circuit board 30, and the optical axis of the forward-emitting led lamp 42 is perpendicular to the circuit board 30. When the led lamp source 40 includes the lateral light-emitting led lamps 41, the plurality of lateral light-emitting led lamps 41 are distributed on the circuit board 30 in an array manner, when the led lamp source 40 includes the forward light-emitting led lamps 42, the plurality of forward light-emitting led lamps 42 are distributed on the circuit board 30 in an array manner, and when the led lamp source 40 includes the lateral light-emitting led lamps 41 and the forward light-emitting led lamps 42, the plurality of lateral light-emitting led lamps 41 and the forward light-emitting led lamps 42 are distributed on the circuit board 30 in an array manner.

For the optical structure, the optical structure includes the reflective layer 50a, the reflective layer 50a is disposed on a surface of the circuit board 30 facing the lamp cover 20, and the reflective layer 50a is used for reflecting light to the lamp cover 20, so as to improve the light utilization rate. The size of the light reflecting layer 50a is matched with that of the circuit board 30, the light reflecting layer 50a is located on the opposite side of the circuit board 30 to the diffusion plate 21, the light reflecting layer 50a is provided with an opening 51a, the light reflecting layer 50a fills a gap between two adjacent led light sources 40, and the opening 501 is used for allowing the led light sources 40 to pass through and emit light. The light reflecting layer 50a is further provided with a second positioning hole 52a corresponding to the first positioning hole 301, and the positioning post 111 sequentially passes through the first positioning hole 301 and the second positioning hole 52 a.

Referring to fig. 1 and 2, the led light source 40 includes a plurality of lateral light-emitting led lamps 41 distributed in an array on the circuit board 30, and a portion of light emitted from the lateral light-emitting led lamps 41 is directly emitted to the diffusion plate 21, and another portion is reflected to the diffusion plate 21 through the reflective layer 50 a. Wherein, two adjacent side-emitting led lamps 41 can emit light toward or away from each other.

In some other embodiments, the reflective layer is reflective paint, which is disposed on a surface of the circuit board 30 opposite to the diffusion plate 21, and fills a gap between two adjacent led light sources 40, and is made of a material having a reflective function.

Referring to fig. 3, in some other embodiments, the optical structure includes a first lens 50b, and one led light source 40 is disposed corresponding to one first lens 50b, or a row of led light sources 40 is disposed corresponding to one first lens 50 b. The first lens 50b is located at one side of the light emitting direction of the led lamp source 40, and the first lens 50b is used for refracting the light emitted by the led lamp source 40 to the lamp cover 20. The surface of the first lens 50b opposite to the led light source 40 is provided with a semi-surrounding surface 51b, the semi-surrounding surface 51b surrounds one side of the light emitting direction of the led light source 40, and the light emitted from the led light source 40 enters the first lens 50b and is refracted to the lamp shade 20 through the first lens 50 b. When a row of led light sources 40 is disposed corresponding to one first lens 50b, the first lens 50b is disposed along the length direction of the row of led light sources 40.

Fig. 3 shows the fitting relationship between the side-emitting led lamp 41 and the first lens 50b, and it is understood that the side-emitting led lamp 41 in fig. 3 can be replaced by the forward-emitting led lamp 42, and the semi-surrounding surface 51b of the first lens 50b surrounds one side of the light-emitting direction of the forward-emitting led lamp 42.

Referring to fig. 4 and 5, in some other embodiments, the optical structure includes a reflector 50c, and one led lamp 40 is disposed corresponding to one reflector 50c, or a row of led lamps 40 is disposed corresponding to one reflector 50 c. The reflector 50c is used for reflecting the light emitted from the led lamp source 40 to the lamp housing 20. The reflector 50c is an arc structure, one end of the reflector 50c is fixed on the circuit board 30 at one side of the led light source 40, and the other end of the reflector 50c bends and extends to one side of the led light source 40 away from the circuit board 30 towards the other side of the led light source 40. When a row of led light sources 40 is arranged corresponding to one reflector 50c, the reflector 50c is arranged along the length direction of the row of led light sources 40; when the led lamp source 40 includes the side light emitting led lamp 41, the light emitting direction of the side light emitting led lamp 41 is away from the end of the circuit board 30 to which the reflector is fixed, as shown in fig. 4; when the led lamp source 40 includes the forward light emitting led lamp 42, the light emitting direction of the forward light emitting led lamp 42 is set toward the direction of the lamp housing 20, as shown in fig. 5.

Fig. 4 shows the fitting relationship between the side-emitting led lamp 41 and the reflector 50c, and it is understood that the side-emitting led lamp 41 in fig. 4 can be replaced by a forward-emitting led lamp 42, and the forward-emitting led lamp 42 emits light toward the end of the reflector 50c away from the circuit board 30.

Alternatively, the mirror 50c may be a total reflection mirror or a half-mirror lens. As shown in fig. 4, fig. 4 illustrates the reflection of light from a side-emitting led41 lamp when reflector 50c is a total reflector; as shown in fig. 5, fig. 5 shows the reflection and refraction action of the light emitted to the forward light-emitting led lamp 42 when the reflector 50c is a half-mirror half-lens.

Referring to fig. 6, in some embodiments, the optical structure includes a reflective protrusion 50d, the reflective protrusion 50d extends from the base 10 toward the lamp cover 20 and penetrates through the circuit board 30, the reflective protrusion 50d is provided with a reflective surface 51d, the reflective surface 51d is an arc surface, and the reflective surface 51d is located on one side of the led light source 40 in the light emitting direction. One reflecting protrusion 50d is arranged corresponding to two adjacent rows of led lamp sources 40, the two adjacent rows of led lamp sources 40 are respectively located at two sides of the reflecting protrusion 50d, two reflecting surfaces 51d are respectively arranged on two surfaces of the reflecting protrusion 50d facing the two adjacent rows or two adjacent columns of led lamp sources 40, and the reflecting surfaces 51d reflect the emergent light of the led lamp sources 40 to the lampshade 20.

Fig. 6 shows the fitting relationship between the side-emitting led lamp 41 and the reflective protrusion 50d, it is understood that the side-emitting led lamp 41 in fig. 6 can be replaced by the forward-emitting led lamp 42, and one end of the reflective surface 51d away from the bottom plate 11 extends to one side of the light emitting direction of the forward-emitting led lamp 42.

It is understood that the optical structure may be a combination of a plurality of optical elements, for example, the optical structure includes a reflective layer 50a and a second lens 50e, the led light source 40 includes side-emitting led lamps 41 and front-emitting led lamps 42, and the side-emitting led lamps 41 and the front-emitting led lamps 42 are distributed in an array on the circuit board 30. Specifically referring to fig. 7, one forward-emitting led lamp 42 is disposed corresponding to one second lens 50e, or one row of forward-emitting led lamps 42 is disposed corresponding to one second lens 50e, the second lens 50e covers the forward-emitting led lamp 42, the lateral-emitting led lamp 41 emits light toward the second lens 50e, and the second lens 50e is used for refracting the light emitted by the forward-emitting led lamp 42 to the lamp cover 20. The reflective layer 50a is disposed on a surface of the circuit board 30 facing the lamp housing 21, and a portion of light emitted from the side-emitting led lamp 41 is directly emitted to the diffuser 21, and another portion of light is reflected to the diffuser 21 through the reflective layer 50 a. When the row of forward led lamps 42 is disposed corresponding to one second lens 50e, the second lens 50e covers the row of forward led lamps 42 along the length direction of the row of forward led lamps 42.

In some other embodiments, the optical structure includes a reflective layer, a first lens, a reflector, a reflective protrusion and/or a second lens, and the led lamp source 40 includes a side-emitting led lamp 41 and/or a front-emitting led lamp 42, wherein the corresponding arrangement relationship between the led lamp source 40 and the optical structure can refer to the above embodiments, and will not be described in detail herein.

Referring to fig. 8, in some embodiments, the led light source 40 includes a forward led light 42, and the forward led light 42 is disposed at a predetermined angle with respect to the circuit board 30 to realize lateral light emission of the forward led light 42. The circuit board 30 includes a first circuit board 31 and a plurality of second circuit boards 32, the first circuit board 31 is parallel to the bottom plate 11, the plurality of second circuit boards 32 are distributed on the first circuit board 31 in an array manner, and are respectively present with the first circuit board 31 at the preset angle, a forward light-emitting led lamp 42 is fixed on one of the second circuit boards 32, and the light-emitting direction of the forward light-emitting led lamp 42 deviates from the second circuit board 32. Optionally, the preset angle is 90 °.

It is above only that the utility model discloses an embodiment is not consequently the restriction the utility model discloses a patent range, all utilize the utility model discloses the equivalent structure or the equivalent flow transform that the specification and the drawing were held and are done, or direct or indirect application is in other relevant technical field, all including on the same reason the utility model discloses a patent protection scope.

Claims

1. A led panel lamp, comprising:

a base provided with an accommodating cavity;

the lampshade is arranged on the base;

the circuit board is arranged in the accommodating cavity;

the LED lamp source is arranged on the circuit board;

2. A led panel lamp according to claim 1,

the LED lamp sources are distributed on the circuit board in an array mode.

3. A led panel lamp according to claim 1,

the optical structure comprises a reflecting layer, and the reflecting layer is arranged on one surface, facing the lampshade, of the circuit board.

4. A led panel lamp according to claim 1,

the optical structure comprises a first lens, the first lens is positioned on one side of the light emitting direction of the LED lamp source, a semi-surrounding surface is arranged on one surface, opposite to the LED lamp source, of the first lens, and the semi-surrounding surface surrounds one side of the light emitting direction of the LED lamp source.

5. A led panel lamp according to claim 1,

the optical structure comprises a reflector, the reflector is of an arc-shaped structure, one end of the reflector is fixed on the circuit board on one side of the LED lamp source, and the other end of the reflector bends towards the direction of the other side of the LED lamp source and extends to one side of the LED lamp source, which is far away from the circuit board.

6. A led panel lamp according to claim 5,

the reflector is a total reflection mirror or a semi-reflection half lens.

7. A led panel lamp according to claim 1,

the optical structure comprises a reflection bulge, the reflection bulge is formed by extending the base towards the lampshade and penetrating the circuit board, the reflection bulge is provided with a reflection surface, and the reflection surface is positioned on one side of the LED lamp source in the light emitting direction.

8. A led panel lamp according to any of the claims 1-7,

the led lamp source comprises a side-emitting led lamp and/or a forward-emitting led lamp.

9. A led panel lamp according to any of the claims 1-7,

the LED lamp source comprises a forward light-emitting LED lamp, and the forward light-emitting LED lamp and the circuit board are arranged at a preset angle to realize that the forward light-emitting LED lamp emits light laterally.

10. A led panel lamp according to claim 1,

the LED lamp source comprises a lateral light-emitting LED lamp and a forward light-emitting LED lamp, the optical structure comprises a second lens and a reflecting layer, the second lens is arranged on the forward light-emitting LED lamp, and the reflecting layer is arranged on one surface, facing the lamp shade, of the circuit board.