CN219102756U - Direct type panel light - Google Patents

Abstract

The application discloses straight following formula panel light includes: the frame is formed by splicing a plurality of frame strips, and the frame strips are of a hollow structure and are provided with cavities which extend along the length direction and are circumferentially closed; the edge of the light-transmitting diffusion plate is lapped on the frame; the backboard is of a shell-shaped structure, the edge of the backboard is connected with the frame through a fastener, the edge of the backboard is elastically abutted against the diffusion plate to enable the edge of the backboard to be abutted against the frame, and one end of the fastener penetrates through the backboard from the outside and is hidden in the cavity. The cavity of frame strip not only improves the holistic structural strength of frame in this application, and just faces the punching position of fastener, hides the fastener in interior, makes the surface of frame strip level and smooth, has also equivalent to the mating depth that has prolonged the fastener in fact the cavity, has strengthened the joint strength of frame and backplate.

Description

Direct type panel light

Technical Field

The present application relates to the field of panel lamps, and in particular, to a direct type panel lamp.

Background

The prior panel lamp generally adopts a main body structure of a metal frame and a back plate, and is fixedly connected through fasteners such as screws. For example, the application number is CN201610513325.9 discloses an LED panel lamp, including diffuser plate, back shroud, aluminium frame, the back shroud passes through the screw with the diffuser plate fixed on the frame, but this frame is after installing yielding, and after the screw is beaten into the aluminium frame, the frame openly can appear the screw draw mark, and the joint strength of frame and screw is not enough.

Disclosure of Invention

In order to solve the above technical problem, the present application provides a direct type panel light, including:

the frame is formed by splicing a plurality of frame strips, and the frame strips are of a hollow structure and are provided with cavities which extend along the length direction and are circumferentially closed;

the edge of the light-transmitting diffusion plate is lapped on the frame;

the backboard is of a shell-shaped structure, the edge of the backboard is connected with the frame through a fastener, the edge of the backboard is elastically abutted against the diffusion plate to enable the edge of the backboard to be abutted against the frame, and one end of the fastener penetrates through the backboard from the outside and is hidden in the cavity.

The following provides several alternatives, but not as additional limitations to the above-described overall scheme, and only further additions or preferences, each of which may be individually combined for the above-described overall scheme, or may be combined among multiple alternatives, without technical or logical contradictions.

Optionally, the panel lamp has a backlight side and a light emitting side, and the frame is provided with a first surface overlapping the diffusion plate and a second surface overlapping the back plate on the backlight side, and the second surface is higher than the first surface.

Optionally, the second surface is provided with a countersink arranged along the length of the bezel strip to constrain the fastener.

Optionally, the back plate has a raised area, the raised area forms a recess with a bottom wall and a side wall on the inner side, and a light emitting component opposite to the diffusion plate is fixedly installed on the bottom wall.

Optionally, the light emitting assembly includes a plurality of parallel light bars adhered and fixed to the bottom wall by an adhesive.

Optionally, the outer side of the frame strip is provided with an extension part with reduced thickness.

Optionally, the width of the frame strip is 60-80mm.

Optionally, the side length of the direct type panel light is 600-630mm.

Optionally, the thickness of the frame is 20-30mm.

The cavity of frame strip not only improves the holistic structural strength of frame in this application, and just faces the punching position of fastener, hides the fastener in interior, makes the surface of frame strip level and smooth, has also equivalent to the mating depth that has prolonged the fastener in fact the cavity, has strengthened the joint strength of frame and backplate.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is an exploded view of the present application;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 4 is a partial enlarged view at B in FIG. 3;

FIG. 5 is an enlarged view of a portion of FIG. 3 at C;

FIG. 6 is a schematic cross-sectional view of a framing strip of the present application;

reference numerals in the drawings are described as follows:

1. a frame; 11. a frame strip; 12. a cavity; 13. a first surface; 14. a second surface; 141. sinking grooves; 15. an extension;

2. a diffusion plate; 21. a backlight side; 22. a light emitting side;

3. a back plate; 31. a raised area; 311. a recess; 312. a bottom wall; 313. a sidewall;

4. a fastener;

5. a light emitting assembly; 51. a light bar.

Detailed Description

The following description of the technical solutions in the embodiments of the present application will be made clearly and completely with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

It will be understood that 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 also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present.

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 application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 6, an embodiment of the present application provides a direct type panel light, which includes a frame 1, a back plate 3, a light-transmitting diffusion plate 2, and a fastener 4, wherein the frame 1 is formed by splicing a plurality of frame strips 11, and four frame strips 11 can be spliced to form a quadrilateral frame 1 by welding, plugging and other modes. The frame strip 11 is hollow structure, namely inside has cavity 12, and this cavity 12 extends and circumference is sealed along its length direction, and corresponding cavity 12 intercommunication behind a plurality of frame strips 11 concatenation, cavity 12 structure make the thickness increase of frame strip, and confined cavity has improved the anti deformability of frame, further improves the holistic structural strength of frame.

The shape of the diffusion plate 2 is consistent with that of the frame 1, and four edges of the diffusion plate 2 are lapped on the frame 1 and limited by the frame.

The backplate 3 is housing-shaped structure, and the edge of backplate 3 is connected with frame 1 through fastener 4, and backplate 3 elasticity is supported and is leaned on diffuser plate 2 and make the border of diffuser plate 2 paste frame 1, and both sides that diffuser plate 2 all carry out spacing, can stable the space of installing between backplate 3, frame 1. In addition, the back plate 3 is elastically abutted against the diffusion plate 2, so that the installation is convenient, and the damage to the edge of the diffusion plate 2 can be reduced.

The fastening piece 4 is used for fixing the back plate 3 to the frame 1, the fastening piece 4 can be a conventional screw, one end of the fastening piece 4 passes through the back plate 3 from the outside and is hidden in the cavity 12, as shown in fig. 4, the fastening piece 4 enters the frame strip 11 from one side of the back plate 3, and the installation position of the fastening piece 4 faces the cavity, so that the threaded end of the fastening piece is hidden in the cavity and has a gap with the other surface of the frame strip, and the exposed surface of the frame strip has no screw pull mark.

The cavity 12 of frame strip not only provides the holistic structural strength of frame in this application, and just faces the punching position of fastener, hides the screw thread end of fastener in the interior, guarantees the surfacing of frame strip, has also equivalent to the cooperation degree of depth of fastener in fact to the cavity, has strengthened the joint strength of frame and backplate.

The panel lamp has a backlight side 21 and a light emitting side 22, the frame 1 is provided with a first surface 13 overlapping the diffusion plate 2 and a second surface 14 overlapping the back plate 3 on the backlight side 21, when the panel lamp is mounted on a ceiling, the second surface 14 is higher than the first surface 13, and the area between the two surfaces is the matching mounting space of the diffusion plate 2 and the back plate 3.

The second surface 14 is provided with a countersink 141 which is arranged along the length direction of the frame strip 11 and used for limiting the fastener 4, and the countersink 141 is the punching position of the fastener and faces the cavity.

The back plate 3 has a raised area 31, the raised area 31 is formed with a recess 311 having a bottom wall 312 and a side wall 313, the bottom wall 312 is fixedly provided with a light emitting component 5 facing the diffusion plate 2, and the bottom wall 312 is provided with a mounting groove structure for facilitating the mounting and positioning of the light emitting component.

The lighting assembly 5 comprises a plurality of parallel arranged light bars 51 adhesively secured to the bottom wall 312 by an adhesive.

The outside of frame strip 11 has the extension 15 that thickness reduces, and the extension can adopt the strengthening rib structure, guarantees the structural strength of frame strip, also is convenient for the integral erection of panel light.

The width W of the frame strip 11 is 60-80mm so as to adapt to the back plates and diffusion plates with different specifications and sizes in the market.

The side length L of the direct type panel light is 600-630mm so as to adapt to different installation scenes.

The thickness of the frame 2 is 20-30mm, the overall structural strength of the panel lamp is improved, and enough depth is reserved for the cavity structure.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description. When technical features of different embodiments are embodied in the same drawing, the drawing can be regarded as a combination of the embodiments concerned also being disclosed at the same time.

The above examples only represent a few embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the claims. It should be noted that it would be apparent to those skilled in the art that various modifications and improvements could be made without departing from the spirit of the present application, which would be within the scope of the present application.

Claims (9)

1. Direct type panel light, its characterized in that includes:

the frame is formed by splicing a plurality of frame strips, and the frame strips are of a hollow structure and are provided with cavities which extend along the length direction and are circumferentially closed;

the edge of the light-transmitting diffusion plate is lapped on the frame;

the backboard is of a shell-shaped structure, the edge of the backboard is connected with the frame through a fastener, the edge of the backboard is elastically abutted against the diffusion plate to enable the edge of the backboard to be abutted against the frame, and one end of the fastener penetrates through the backboard from the outside and is hidden in the cavity.

2. The direct lit panel lamp of claim 1, wherein the panel lamp has a backlight side and a light emitting side, and the bezel is provided with a first surface overlapping the diffuser plate and a second surface overlapping the back plate on the backlight side, the second surface being higher than the first surface.

3. The direct lit panel light of claim 2 wherein the second surface is provided with countersinks disposed along the length of the bezel strip that limit the fasteners.

4. The direct-lit panel light of claim 1, wherein the back plate has a raised area that forms a depression on the inside having a bottom wall and side walls, and wherein the bottom wall has a light emitting assembly fixedly mounted thereon that faces the diffuser plate.

5. The direct lit panel light of claim 4 wherein the light assembly comprises a plurality of light bars arranged in parallel and adhesively secured to the bottom wall.

6. The direct lit panel light of claim 1 wherein the outer side of the bezel strip has an extension of reduced thickness.

7. The direct lit panel light of claim 6, wherein the bezel has a width of 60-80mm.

8. The direct lit panel light of claim 7, wherein the direct lit panel light has a side length of 600-630mm.

9. The direct-lit panel light of claim 1, wherein the bezel has a thickness of 20-30mm.

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