CN207298574U - A kind of Rimless panel light - Google Patents

Abstract

The utility model discloses a frameless panel lamp, which comprises a plurality of frame strips, a diffuser plate, a light guide plate, a reflective plate and a light source assembly. A closed area is surrounded by a plurality of frame strips, each frame strip includes a frame strip main body, a set A resisting portion extending toward the closed area at one end of the main body of the frame bar, and a convex portion provided at the other end of the main body of the frame bar and extending toward the closed area, each side of the diffusion plate is provided with a corresponding convex portion on each frame bar Matching recesses, the recesses on each side extend along the entire length of the side, the diffuser is installed on multiple frame bars through the cooperation of the protrusions and recesses, and the light guide plate and reflector are sandwiched between the diffuser and the multiple Between the resisting parts of the frame bars. According to the utility model, the diffuser plate of the utility model is installed on a plurality of frame bars through the cooperation of the convex part and the concave part. Compared with the prior art, drilling threaded holes and screwing are omitted, so that the assembly can be carried out quickly and conveniently, and the panel can be improved. lamp production efficiency.

Description

A frameless panel light

technical field

The utility model relates to the technical field of lamps, in particular to a frameless panel lamp.

Background technique

The frameless panel light consists of a frame composed of several frame strips, a circuit board installed on the inner wall of the frame, a number of LEDs installed on one side of the circuit board, and a light guide plate, a diffuser plate, and a reflector plate mounted in the frame. The light emitted by the LED light source assembly enters the light guide plate from the side of the light guide plate, and then is emitted through the diffuser plate.

At present, when assembling panel lights, it is usually necessary to drill threaded holes on the reflector, light guide plate and diffuser plate, and then screw through the frame strip, reflector plate, light guide plate and diffuser plate in order to connect the reflector plate, light guide plate and diffuser plate. The plate is fixed in the frame, and the screws are self-tapping and fixed in the diffusion plate, but this assembly method has some disadvantages: First, due to the need to drill threaded holes and screw, the assembly process of the panel light is cumbersome and complicated, and the production efficiency is low Second, there will be situations where the screws are broken inside the diffusion plate, resulting in a high scrap rate of the diffusion plate; third, after the panel light is turned on, black spots and black marks will appear at the position of the screws, which will affect the uniformity of light emission.

Utility model content

The technical problem to be solved by the utility model is to provide a frameless panel light that can be quickly and conveniently assembled to improve production efficiency.

The technical solution of the utility model is: a frameless panel light, including a plurality of frame strips, a diffuser plate, a light guide plate, a reflector plate and a light source assembly, the plurality of frame strips enclose a closed area, and each frame strip includes The main body of the frame bar, the resisting part arranged at one end of the main body of the frame bar and extending toward the closed area, and the convex part provided at the other end of the main body of the frame bar and extended toward the closed area, each side of the diffuser plate corresponds to There are recesses matching the protrusions on each frame bar, the recesses on each side extend along the entire length of the side, and the diffuser plate is mounted to the The plurality of frame bars, and the light guide plate and the reflector plate are sandwiched between the diffusion plate and the resisting portions of the plurality of frame bars.

A positioning block extending toward the closed area is provided on the main body of the frame strip between the resisting portion and the convex portion, a groove is formed between the positioning block, the main body of the frame strip and the convex portion, and the light source assembly is fixed in the groove.

The light source assembly includes a PCB board and lamp beads fixed on the PCB board, and the PCB board is fixed on the groove wall of the groove facing the closed area.

There is a boss on the resisting part, the boss extends toward the diffuser plate, a clamping block is arranged on the surface of the boss facing the diffuser plate, and the clamping block on the plurality of frame bars clamps Hold the side of the reflector.

Two adjacent frame bars are connected through corner connecting blocks.

The boss is provided with a through hole for installing the corner connecting block, the corner connecting block is a right-angle structure, and the two connecting arms of the corner connecting block extend into the through holes on the two adjacent frame bars respectively, and pass through The screws are connected with the two frame bars.

The frameless panel light also includes a plurality of mounting bases, each mounting base includes a first connecting plate and a second connecting plate perpendicular to the first connecting plate, and the first connecting plate is fixed on the frame bar.

The first connecting plate is placed in the through hole on the frame bar and fixedly connected with the frame bar by screws.

The plurality of frame bars are made of aluminum alloy.

According to the utility model, the diffuser plate of the utility model is installed on a plurality of frame bars through the cooperation of the convex part and the concave part. Compared with the prior art, drilling threaded holes and screwing are omitted, so that the assembly can be carried out quickly and conveniently, and the panel can be improved. Lamp production efficiency; at the same time, the scrap rate of the diffuser plate is reduced, and the uniformity of the panel light is ensured.

Description of drawings

Fig. 1 is an exploded view of a frameless panel light in an embodiment of the present invention.

Fig. 2 is a cross-sectional view of a frameless panel light in an embodiment of the utility model.

Fig. 3 is a sectional view of the frame bar in the embodiment of the present invention.

Fig. 4 is a structural diagram of the mounting seat in the embodiment of the present invention.

Detailed ways

As shown in Figure 1, the frameless panel light proposed in the embodiment of the utility model includes a plurality of frame bars 10, a diffuser plate 20, a light guide plate 30, a reflector plate 40 and a light source assembly, and a plurality of frame bars 10 enclose a closed area, Multiple frame bars are made of aluminum alloy. In this embodiment, there are four frame strips 10, the four frame strips 10 are connected end to end to form a rectangular frame, and the four frames surround a closed rectangular closed area, and the diffuser plate 20, the light guide plate 30, and the reflective plate 40 are all Rectangular, the reflector 40 adopts an aluminum backboard.

As shown in Figures 2 and 3, each frame bar 10 includes a frame bar body 11, a resisting portion 12 disposed at one end (in this embodiment, the upper end) of the frame bar body 11 extending toward the closed area, and a frame bar body 11 The other end (the lower end in this embodiment) is a convex portion 111 extending toward the closed area. The frame body 11 is a strip-shaped plate. There may be multiple convex parts 111 and they are distributed at intervals along the entire length of the frame body 11. There may also be only one convex part 111 and they are distributed over the entire length of the frame body 11. . Each side of the diffuser plate 20 is correspondingly provided with a concave portion 21 that matches the convex portion 111 on each frame bar (that is, the four sides of the diffuser plate in this embodiment are respectively provided with Concaves 21 on each side extend along the entire length of the side. Each surface of the diffuser plate 20 is provided with an L-shaped notch, and the L-shaped notch on each surface extends along the entire length of the surface, and a recess is provided on the vertical surface of the L-shaped notch, and the other end of the main body of the frame bar ( In this embodiment, after the convex part of the lower end) is matched with the concave part, the vertical surface of the L-shaped notch blocks the frame body. behind the panel, thus forming a frameless panel light.

As shown in Figure 2, the diffusion plate 20 is mounted on a plurality of frame bars 10 through the cooperation of the convex portion 111 and the concave portion 21, and the light guide plate 30 and the light reflection plate 40 are sandwiched between the diffuser plate 20 and the resisting portions 12 of the plurality of frame bars . In this way, when assembling the panel light, first place the reflector and the light guide plate on the resisting parts of the three frame bars in sequence, then install the diffuser plate on the three frame bars through the cooperation of the convex part and the concave part, and finally install the third frame bar. Four frame strips are enough, so that the assembly can be carried out quickly and conveniently, and the production efficiency of the panel light is improved.

As shown in Fig. 2 and Fig. 3, a positioning block 112 extending toward the closed area is provided on the main body 11 of the frame strip between the resisting portion 12 and the convex portion 111, and a groove is formed between the positioning block 112, the main body 11 of the frame strip and the convex portion 111 113 , the light source assembly is fixed in the groove 113 . The light source assembly includes a PCB board 51 and a lamp bead 52 fixed on the PCB board 51 , and the PCB board 51 is fixed on the groove wall (the bottom wall in this embodiment) facing the closed area of the groove 113 .

As shown in Figures 2 and 3, there is a boss 121 on the resisting portion 12, and the boss 121 extends toward the diffuser plate 20. Clamping block 122 , the clamping block 122 on the four frame bars clamps the side of the reflector 40 .

As shown in FIG. 1 , two adjacent frame strips 10 are connected by corner connecting blocks 60 . As shown in FIG. 2 , the boss 12 is provided with a through hole 123 for installing a corner connecting block. The corner connecting block has a right-angle structure, and the two connecting arms of the corner connecting block respectively extend into through holes on two adjacent frame bars, and are connected with the two frame bars by screws. In this embodiment, the number of through holes is two, and the two through holes are set up and down, so that two adjacent frame bars are connected through two corner connecting plates.

As shown in Figures 1 and 4, the frameless panel light also includes a plurality of mounting seats 70, the mounting seats 70 are used to install the frameless panel light on the ceiling, and each mounting seat 70 includes a first connecting plate 71 and a first The connecting plate 71 is vertically arranged with the second connecting plate 72, and the first connecting plate 71 is placed in the through hole on the frame bar and fixedly connected with the frame bar by screws. There are eight mounting seats in this embodiment, and two mounting seats are installed on each frame bar.

As shown in FIG. 1 , the frameless panel light also includes a fixing plate 81 and two fixing blocks 82 , and the two ends of the fixing plate 71 are respectively fixedly connected with the two fixing blocks 82 , preferably by screws. The two fixing blocks 82 are respectively fixed on the two opposite frame bars 10 so as to fasten the panel light, preferably by screw connection.

The diffuser plate of the utility model is installed on a plurality of frame bars through the push-pull cooperation of the convex part and the concave part. Compared with the prior art, drilling threaded holes and screwing are omitted, so that assembly can be performed quickly and conveniently, and the production efficiency of the panel light is improved. ; At the same time, the scrap rate of the diffusion plate is reduced, and the panel light is guaranteed to emit light evenly.

The above specific embodiments are only used to illustrate the concept of the present utility model, those of ordinary skill in the art can make various deformations and changes under the concept of the present utility model, and these deformations and changes are all included in the protection of the present utility model. within range.

Claims (9)

1. a kind of Rimless panel light, including multiple mouldings, diffuser plate, light guide plate, reflector and light source assembly, the multiple frame Bar surrounds an enclosed region, it is characterised in that each moulding includes moulding main body, is arranged at described moulding main body one end and direction The blocking part of enclosed region extension, and arranged on the moulding main body other end and towards the convex portion of enclosed region extension, it is described It is correspondingly arranged on the recess being adapted with the convex portion on each moulding on each side of diffuser plate, the recess edge on each side The whole length extension of the side, the diffuser plate are engaged to be installed to the multiple frame by the convex portion with the recess On bar, and the light guide plate and reflector are clipped between the blocking part of the diffuser plate and the multiple moulding.

2. Rimless panel light according to claim 1, it is characterised in that be located at the blocking part in the moulding main body The locating piece of oriented enclosed region extension is set between the convex portion, is formed between the locating piece, moulding main body and convex portion Groove, the light source assembly are fixed in the groove.

3. Rimless panel light according to claim 2, it is characterised in that the light source assembly includes pcb board and fixation Lamp bead on the pcb board, the pcb board are fixed on the groove towards on the cell wall of the enclosed region.

4. Rimless panel light according to claim 1, it is characterised in that there is boss on the blocking part, it is described convex Platform extends to the diffuser plate, and the boss is towards being provided with gripping block on the face of the diffuser plate, on the multiple moulding Gripping block clamps the side of the reflector.

5. Rimless panel light according to claim 4, it is characterised in that pass through turning between the two neighboring moulding Contiguous block is attached.

6. Rimless panel light according to claim 5, it is characterised in that be provided with the boss for installing turning The through hole of contiguous block, the turning contiguous block are right-angle structure, and two linking arms of turning contiguous block are respectively protruding into two neighboring In through hole on moulding, and it is connected by screw with two mouldings.

7. Rimless panel light according to claim 6, it is characterised in that the Rimless panel light further includes multiple installations Seat, each mounting base include the first connecting plate and are fixed with vertically disposed second connecting plate of the first connecting plate, the first connecting plate On moulding.

8. Rimless panel light according to claim 7, it is characterised in that first connecting plate is placed in logical on moulding It is fixedly connected in hole and by screw with moulding.

9. Rimless panel light according to claim 1, it is characterised in that the multiple moulding is made of aluminium alloy.