SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a single face does not have shadow and luminous shadowless dull and stereotyped lamp in side all around.
Another object of the present invention is to provide a spliced shadowless lamp with a single side without shadow around and side light emission after splicing.
In order to achieve the above object, the utility model discloses a shadowless flat plate lamp includes diffuser plate, light guide plate, lamp strip and has the frame that holds the chamber, it runs through along the first direction to hold the chamber the front of frame forms a accent, the lateral wall of frame has the edge first bearing structure and the second bearing structure that the first direction separates mutually in proper order, first bearing structure is located on the inside wall of frame and protruding locating hold the intracavity, the diffuser plate hold in first bearing structure, the lamp strip is located hold the intracavity, the lamp strip is still located on the inside wall of frame and with the lateral wall of diffuser plate is just right, the light guide plate covers the accent is seted up flutedly, second bearing structure inlays to be located the recess.
Preferably, the frame includes at least three frame strips, and the frame strips are connected end to form the frame.
Preferably, the second bearing structure is located on the inner side wall of the frame, the second bearing structure is further convexly disposed in the accommodating cavity, and the first bearing structure and the second bearing structure are respectively a barb structure.
Preferably, the light guide plate further comprises a second light bar, the light guide plate further extends outwards in the lateral direction of the frame to form a light guide rib, the side wall of the frame further extends in the lateral direction of the frame to form support bars corresponding to the light guide rib, the support bars and the light guide rib are sequentially separated in the first direction, the second light bar is arranged on the support bars, and the second light bar is further aligned with the light guide rib in the first direction.
Preferably, the light guide device further comprises a light guide frame, the frame is sleeved on the support bars, and the front surface of the frame is combined with the back surface of the light guide rib.
Preferably, the portable electronic device further includes a back plate and a light-reflecting sheet, the inner sidewall of the frame further has a third carrying structure protruding in the accommodating cavity, the third carrying structure is sequentially spaced from the first carrying structure along the first direction, the back plate is carried at the third carrying structure, and the light-reflecting sheet is located between the diffusion plate and the back plate.
Preferably, the light reflecting sheet is attached to the back surface of the diffusion plate or the front surface of the back plate.
Preferably, the suspended ceiling structure further comprises a hanging rod and a connecting piece, one end of the connecting piece is fixed to the hanging rod, and the other end of the connecting piece is fixed to the frame.
Preferably, the distance between the diffusion plate and the light guide plate is 3 to 10 mm.
In order to achieve the above object, the utility model discloses a concatenation formula shadowless lamp includes two at least aforementioned shadowless flat-plate lamps, adjacent two the shadowless flat-plate lamps splice together in the side direction.
Compared with the prior art, the shadowless flat lamp of the utility model has the advantages that the diffusion plate, the light guide plate, the lamp strip and the frame with the accommodating cavity are mutually matched, the accommodating cavity penetrates through the front surface of the frame along the first direction and forms a cavity opening, and the light guide plate covers the cavity opening, so that the light guide plate is positioned on the front surface to form a light-emitting surface; the side wall of the frame is provided with a first bearing structure and a second bearing structure which are sequentially separated along a first direction, and the first bearing structure is positioned on the inner side wall of the frame and is convexly arranged in the accommodating cavity, so that the diffusion plate is borne on the first bearing structure, and the light source of the light bar is diffused in a large area through the diffusion plate by means of the light bar which is arranged on the inner side wall of the frame and is just opposite to the side wall of the diffusion plate, and then is emitted out through the light guide plate; the light guide plate is provided with the groove, and the second bearing structure is embedded in the groove, so that when the second bearing structure bears the light guide plate, the frame does not wrap the periphery of the light guide plate, and light sources can be emitted from the periphery of the light guide plate, so that the effect of single-side no-shadow is realized. Therefore, the spliced shadowless lamp comprising at least two shadowless flat lamps can also realize the effect of single-side shadowless.
Detailed Description
In order to explain technical contents and structural features of the present invention in detail, the following description is made with reference to the embodiments and the accompanying drawings.
Referring to fig. 1 to 2, the splicing type shadowless lamp 1000 of the present invention includes two shadowless flat lamps 100, and two adjacent shadowless flat lamps 100 are spliced together in a lateral direction. Of course, in other embodiments, the number of the split type shadowless lamps including the shadowless panel lamps may be three, four or five, and is not limited thereto.
Referring to fig. 3 to 8, the shadowless flat lamp 100 of the present invention includes a back plate 2, a diffusion plate 3, a light guide plate 4, a light bar 5, and a frame 1 having a receiving cavity 16. Hold the chamber 16 and run through the front of frame 1 and form a accent along first direction (as arrow mark M indicates the direction in fig. 4), the lateral wall of frame 1 has along first direction first bearing structure 11 and second bearing structure 12 that separate mutually in proper order, first bearing structure 11 is located the inside wall of frame 1 and the protruding intracavity that holds that locates, diffuser plate 3 bears in first bearing structure 11, lamp strip 5 is located and holds the chamber 16, lamp strip 5 still locates on the inside wall of frame 1 and just right with diffuser plate 3's lateral wall, light guide plate 4 covers the accent and offers recess 41, second bearing structure 12 inlays and locates recess 41. Specifically, in the present embodiment, the accommodating cavity 16 penetrates through the front and back surfaces of the frame 1, so that the back surface of the frame 1 is encapsulated by the back plate 2, thereby avoiding fire hazard. More specifically, the inner side wall of the frame 1 further has a third bearing structure 13 protruding into the accommodating cavity 16, the third bearing structure 13 is sequentially spaced from the first bearing structure 11 along the first direction, and the backboard 2 is supported by the third bearing structure 13. Of course, in other embodiments, the receiving cavity 16 only penetrates through the front surface of the frame 1, and the back surface of the frame 1 is a sealing structure, so the back plate 2 can be omitted, but not limited thereto. Preferably, in the present embodiment, the first carrying structure 11 and the second carrying structure 12 are respectively an barb structure, and the diffusion plate 3 is carried more stably by the first carrying structure 11 with the barb structure; the second carrying structure 12 with the barb structure can more stably carry the light guide plate 4. More specifically, the following:
referring to fig. 7, the shadowless flat lamp 100 of the present invention further includes a reflective sheet 7, the reflective sheet 7 is located between the diffuser plate 3 and the back plate 2, and the light emitted from the diffuser plate 3 toward the back plate 2 is reflected back by the reflective sheet 7, so as to prevent the light from leaking from the back plate 2. Specifically, in the present embodiment, the light reflecting sheet 7 is attached to the back surface of the diffusion plate 3; of course, in other embodiments, the reflective sheet 7 is tightly attached to the front surface of the back plate 2, so the invention is not limited thereto.
Referring to fig. 3, fig. 6 and fig. 8, the frame 1 includes four frame strips 1a, and the frame strips 1a are connected end to form the frame 1. For example, in the present example, the frame 1 is square; it is understood that, in other embodiments, the frame 1 includes three, five or six different frame strips 1a, and correspondingly, the frame 1 is a triangle, a pentagon or a hexagon, which is not limited thereto. Specifically, in this embodiment, first bearing structure 11, second bearing structure 12 and third bearing structure 13 all lie in on the inside wall of frame strip 1a and protruding locate and hold the chamber 16 in, thereby make the utility model discloses a lateral surface surfacing of shadowless flat panel lamp 100 is succinct pleasing to the eye. Of course, in other embodiments, the second carrying structure 12 is located on the outer sidewall of the frame strip, and the second carrying structure 12 is embedded in the groove 41, so that the frame 1 cannot wrap the periphery of the front surface of the light guide plate 4, which is not limited thereto.
Referring to fig. 7, the shadowless flat lamp 100 of the present invention further includes a second light bar 9, the light guide plate 4 further extends outward along the lateral direction of the frame 1 to form a light guide rib 42, the lateral wall of the frame 1 further extends along the lateral direction of the frame 1 to form a support bar 14 corresponding to the light guide rib 42, the support bar 14 and the light guide rib 42 are sequentially spaced apart along the first direction, the second light bar 9 is disposed on the support bar 14, and the second light bar 9 is still right opposite to the light guide rib 42 along the first direction. By means of the light guide ribs 42, the support bars 14 and the second light bars 9, the second light bars 9 provide light sources for the light guide ribs 42, and the light guide ribs 42 can directly emit the light sources, so that the periphery of the light guide plate 4 can be more obviously lightened, one surface of the light guide plate 4 can fully emit light, and shadows on the four sides can be eliminated. Secondly, second lamp strip 9 on the support bar 14 still provides the light source for the side of whole shadowless flat lamp 100 to make the side of lamps and lanterns also can give out light, thereby realize the utility model discloses a 100 five luminous effects of shadowless flat lamp, and all there is not the shadow all around of the light emitting area of these five faces, brought the illumination experience of extremely sending out for the user.
Referring to fig. 7, the shadowless flat lamp 100 of the present invention further includes a light-guiding frame 6, the frame 6 is sleeved on the supporting bar 14, and the front surface of the frame 1 is engaged with the back surface of the light-guiding rib 42, so that the supporting bar 14, the second light bar 9 and the light-guiding rib 42 are shielded by the frame 1, thereby preventing dust from entering the lamp, and ensuring the aesthetic property of the lamp. Preferably, the light guide structure of the frame 6 is consistent with the light guide structure of the light guide plate 4, so that the light guide effect of the light source is consistent, and the light is softer and more uniform.
Referring to fig. 7, the back plate 2 is flush with the top surface of the frame 1, specifically, the third supporting structure 13 is disposed at a height lower than the back surface of the frame 1, so that the back plate 2 can be flush with the top surface of the frame 1 when disposed on the third supporting structure 13, thereby maintaining the aesthetic property and ensuring that the shadowless flat lamp 100 of the present invention is less obtrusive when installed. Preferably, backplate 2 has the flame retardant coating to prevent the utility model discloses a shadowless flat panel lamp 100's high temperature can transmit to the backplate and then cause certain potential safety hazard. For example, the fire-resistant layer is a tin-plated layer.
Referring to fig. 7, the distance between the diffusion plate 3 and the light guide plate 4 is 3 to 10mm, and specifically, in the embodiment, the distance between the diffusion plate 3 and the light guide plate 4 is 5mm, which makes the light rays of the light passing through the light guide plate 4 after being diffused by the diffusion plate 3 more uniform, thereby achieving a good illumination effect. Of course, in other embodiments, the distance between the diffusion plate 3 and the light guide plate 4 may be 3mm, 6mm, 8mm, or 10mm, and is not limited thereto.
Referring to fig. 3 to 5, the shadowless flat panel lamp 100 of the present invention further includes a ceiling structure 8, and the ceiling structure 8 is installed on the top of the frame 1. Specifically, the ceiling structure 8 includes a suspension bar 81 and a connecting member 82, one end of the connecting member 82 is fixed to the suspension bar 81, and the other end of the connecting member 82 is fixed to the frame 1. Specifically, the connecting member 82 is Z-shaped, so as to make the suspended ceiling structure 8 reasonable, and it can be understood that the connecting member 82 is fixed to the suspension rod 81 and the frame 1 by screw threads, such as screws, bolts, etc., but not limited thereto. The top of the frame 1 is provided with a mounting groove 15 for mounting the suspended ceiling structure 8. Specifically, the ceiling structure 8 further includes a second connector 83, and the second connector 83 is embedded in the mounting groove 15.
The operation principle of the shadowless panel lamp 100 of the present invention is explained with reference to the accompanying drawings: the light bar 5 emits light, the light is diffused to a large area through the diffusion plate 3, and then the light is emitted at proper brightness through the light guide plate 4; while the light reflecting sheet 7 reflects light back to the diffusion plate 3, preventing light from leaking from the back plate 2.
Compared with the prior art, the shadowless flat lamp 100 of the utility model has the advantages that the diffusion plate 3, the light guide plate 4, the lamp strip 5 and the frame 1 with the accommodating cavity 16 are mutually matched, the accommodating cavity 16 penetrates through the front side of the frame 1 along the first direction and forms a cavity opening, and the light guide plate 4 covers the cavity opening, so that the light guide plate 4 is positioned on the front side to form a light-emitting surface; because the side wall of the frame 1 is provided with the first bearing structure 11 and the second bearing structure 12 which are sequentially separated along the first direction, and the first bearing structure 11 is positioned on the inner side wall of the frame 1 and is convexly arranged in the accommodating cavity 16, the diffusion plate 3 is borne on the first bearing structure 11, and the light bar 5 is arranged on the inner side wall of the frame 1 and is just opposite to the side wall of the diffusion plate 3, so that the light source of the light bar 5 is diffused in a large area through the diffusion plate 3 and then emitted out through the light guide plate 4; the light guide plate 4 is provided with the groove 41, and the second bearing structure 12 is embedded in the groove 41, so that when the second bearing structure 12 bears the light guide plate 4, the frame 1 does not wrap the periphery of the light guide plate 4, and light sources can be emitted from the periphery of the light guide plate 4, thereby realizing the effect of single-side no shadow. Therefore, the split joint type shadowless lamp 1000 comprising at least two shadowless flat lamps 100 can also realize the effect of single-side shadowless.
The above disclosure is only a preferred embodiment of the present invention, and the scope of the claims of the present invention should not be limited thereby, and all the equivalent changes made in the claims of the present invention are intended to be covered by the present invention.