CN213395156U - Grating plate and lamp - Google Patents
Grating plate and lamp Download PDFInfo
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- CN213395156U CN213395156U CN202022446463.4U CN202022446463U CN213395156U CN 213395156 U CN213395156 U CN 213395156U CN 202022446463 U CN202022446463 U CN 202022446463U CN 213395156 U CN213395156 U CN 213395156U
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- 125000006850 spacer group Chemical group 0.000 claims abstract description 42
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000000605 extraction Methods 0.000 claims 2
- 230000004313 glare Effects 0.000 abstract description 9
- 241001465382 Physalis alkekengi Species 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000005286 illumination Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
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Abstract
The utility model provides a grating plate and a lamp, wherein the grating plate is used for adjusting the light-emitting angle of light, the grating plate is provided with a plurality of grating holes which penetrate through the opposite two sides of the grating plate, the grating plate comprises a plurality of spacers, and each grating hole is enclosed by the plurality of spacers; in the width direction of grid board, the middle part of spacer is increased towards both sides by the middle part of grid board gradually, so sets up, and highly the same with the spacer of current grid board of the spacer of grid board edge when the grid board, the utility model discloses a spacer at the middle part of grid board highly less can increase the light-emitting rate at the middle part of grid board to improve the light efficiency at the middle part of grid board, compare with prior art, the utility model discloses a grid board can improve the light efficiency of grid board under the prerequisite of guaranteeing low glare.
Description
Technical Field
The utility model belongs to the technical field of the illumination, more specifically say, relate to a grid board and lamps and lanterns.
Background
With the improvement of living standard of people, the requirements on lamps are also improved, the uniformity and softness of illumination are also required besides the requirement of high light emitting efficiency, namely, brighter light, and the requirement on the anti-dazzle property of illumination is increased increasingly nowadays. In order to make the light emitted from the lamp uniform and soft, a grating plate is usually added on the light emitting side of the lamp to prevent glare.
However, although the existing grating plate can meet the technical requirements of high color rendering index and low glare, the existing grating plate still has the defect of low light efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to provide a grid board and lamps and lanterns to solve the technical problem that the light efficiency of the grid board that exists is low among the prior art.
In order to achieve the above object, the utility model adopts the following technical scheme: providing a grating plate for adjusting the light-emitting angle of light, wherein the grating plate is provided with a plurality of grating holes penetrating through two opposite sides of the grating plate, the grating plate comprises a plurality of spacers, and each grating hole is defined by a plurality of spacers; in the width direction of the grid plate, the height of the spacer is gradually increased from the middle part of the grid plate to two sides.
In one embodiment, the height of the spacers satisfies the following formula:
h＝2×10-12x6-5×10-24x5-7×10-8x4+8×10-20x3+0.0011x2-3×10-16x+c；
in the formula, h is the height of the spacer and the unit is mm; x is the distance between the spacer and the middle part of the grid plate in the width direction of the grid plate, and the unit is mm; c is a constant, and c is more than or equal to 6 and less than or equal to 7.
In one embodiment, a plurality of the gate holes are uniformly distributed in an array.
In one embodiment, the cross-section of the gate hole is square in shape perpendicular to the light exit direction of the gate hole.
In one embodiment, the openings on the light emitting side of the gate holes are defined as light emitting openings, the light emitting openings are squares, and the side length of each square is 15-20 mm.
In one embodiment, the longitudinal section of the spacer comprises a top edge, a bottom edge and two waist lines, the top edge and the bottom edge are oppositely arranged, one end of each waist line is connected to one end of the top edge, and the other end of each waist line is connected to the other end of the bottom edge.
In one embodiment, the top edge and the bottom edge are linear, the length of the top edge is smaller than that of the bottom edge, the top edge is arranged close to the light emergent side of the grating plate, and the waist line is arc-shaped.
The utility model also provides a lamp, including being used for luminous light emitting component and as above the grid board, the grid board is located light emitting component's light-emitting side.
In one embodiment, the lamp further includes a lampshade having a receiving groove and an annular frame disposed at an opening of the receiving groove, the light emitting assembly is disposed in the receiving groove, the frame is fixedly connected to the lampshade, and the grid plate is sleeved in the frame.
In one embodiment, the light emitting assembly comprises a plurality of light bars, and the length direction of the light bars is perpendicular to the width direction of the grating plate.
The utility model provides a grid plate for adjusting the light-emitting angle of light, the grid plate is provided with a plurality of grid holes which penetrate through the opposite sides of the grid plate, the grid plate comprises a plurality of spacers, and each grid hole is enclosed by a plurality of spacers; in the width direction of grid board, the middle part of spacer is increased towards both sides by the middle part of grid board gradually, so sets up, and highly the same with the spacer of current grid board of the spacer of grid board edge when the grid board, the utility model discloses a spacer at the middle part of grid board highly less can increase the light-emitting rate at the middle part of grid board to improve the light efficiency at the middle part of grid board, compare with prior art, the utility model discloses a grid board can improve the light efficiency of grid board under the prerequisite of guaranteeing low glare.
The utility model provides a lamp, including being used for luminous light emitting component and as above the grid board, light-emitting side that light emitting component was located to the grid board, the utility model discloses a lamp has the characteristics of high light efficiency and low glare.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1 is a schematic perspective view of a grating plate according to an embodiment of the present invention;
fig. 2 is a schematic top view of a grating plate according to an embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is an enlarged schematic view of the area B in FIG. 3;
fig. 5 is a schematic perspective view of a lamp provided in an embodiment of the present invention;
fig. 6 is an exploded schematic view of a lamp provided in an embodiment of the present invention;
fig. 7 is a schematic view of a light distribution curve of a lamp provided by an embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
100-a grid plate; 110-a gate hole; 111-light exit openings; 120-a spacer; 121-top edge; 122-bottom edge; 123-waist line; 200-a light emitting assembly; 210-a light bar; 300-a lampshade; 400-a border; 500-fixing the bracket; 600-diffusion plate.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" 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 will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1 and 2, an embodiment of the present invention provides a grating plate 100 for adjusting a light emitting angle of light, the grating plate 100 is provided with a plurality of grating holes 110, the grating holes 110 are used for light to pass through, each grating hole 110 penetrates through two opposite sides of the grating plate 100, specifically, each grating hole 110 penetrates through a top surface and a bottom surface of the grating plate 100;
the grating plate 100 comprises a plurality of spacers 120, each grating hole 110 is surrounded by the plurality of spacers 120, and the spacers 120 can reflect light rays so as to adjust the light-emitting angle of the light rays; as seen in fig. 3 and 4, the height of the spacers 120 gradually increases from the middle of the grid plate 100 to both sides in the width direction of the grid plate 100. The utility model discloses in grid plate 100, after partial light got into grid hole 110, incident to spacer 120 was gone up and is reflected, can adjust the light-emitting angle of light from this to play the effect of anti-dazzle.
It should be noted that, when the utility model discloses the height of the spacer 120 at grid plate 100 edge is the same with the height of the spacer 120 of current grid plate 100, the utility model discloses the height of the spacer 120 at the middle part of grid plate 100 is less, can increase the light-emitting rate at the middle part of grid plate 100 to improve the light efficiency at the middle part of grid plate 100, compare with prior art, the utility model discloses grid plate 100 can improve the light efficiency of grid plate 100 under the prerequisite of guaranteeing low glare.
Further, as an embodiment of the present invention, the height of the spacer 120 satisfies the following formula:
h＝2×10-12x6-5×10-24x5-7×10-8x4+8×10-20x3+0.0011x2-3×10-16x+c；
in the above formula, h is the height of the spacer 120 in mm; x is the distance in mm between spacer 120 and the middle of grid plate 100 in the width direction of grid plate 100; c is a constant, and c is more than or equal to 6 and less than or equal to 7.
Under this condition, can guarantee that the utility model discloses grid plate 100 has the anti-dazzle effect of higher light efficiency and preferred. It is understood that the height of the spacer 120 can be adjusted according to the actual situation and the specific requirement, and is not limited herein.
It should be noted that, fig. 5 and fig. 6 are the lamps and lanterns that adopt grid plate 100 of the embodiment of the utility model, and fig. 7 is the light distribution curve schematic diagram of this lamps and lanterns, can know by fig. 7, and the beam angle of this lamps and lanterns along its length direction is 92.6, and the beam angle along perpendicular to its length direction (being width direction) is 98, is applied to indoor lighting with this lamps and lanterns, through the DIALUX simulation, records that the indoor environment has good illuminance and illuminance degree of consistency, compare with prior art, the utility model discloses a grid plate 100 has hi-lite and good anti-dazzle effect.
Further, as an optional embodiment of the present invention, c may be 6.597, and at this time, the height of the spacer 120 satisfies the following formula:
h＝2×10-12x6-5×10-24x5-7×10-8x4+8×10-20x3+0.0011x2-3×10-16x+6.597；
under this condition, can guarantee that the utility model discloses grid plate 100 has the anti-dazzle effect of higher light efficiency and preferred. It is understood that the value of c may be adjusted appropriately according to the choice of actual conditions and specific requirements, and is not limited herein.
Further, as a specific embodiment of the present invention, as shown in fig. 2, the plurality of grid holes 110 are uniformly distributed in an array, and under this structure, the structure of the grid plate 100 is simple and easy to manufacture, and of course, according to the selection and specific requirements of the actual situation, the arrangement of the plurality of grid holes 110 may be modified appropriately, and is not limited herein.
Further, as a specific embodiment of the present invention, as shown in fig. 2, in the light emitting direction perpendicular to the gate holes 110, the cross section of the gate holes 110 is square, in this case, each gate hole 110 is surrounded by four spacers 120, and the gate holes 110 have a simple structure and are easy to produce. It is understood that the cross-sectional shape of the gate hole 110 may be modified appropriately according to the choice of actual conditions and specific requirements, and is not limited thereto.
Further, as an embodiment of the present invention, as shown in fig. 2, the opening on the light emitting side of the gate hole 110 is defined as a light emitting opening 111, the light emitting opening 111 is a square, the side length of the square is 15-20 mm, for example, the light emitting opening 111 may be a square with a side length of 17 mm. It is understood that the shape and size of the light-emitting opening 111 can be modified according to the choice of actual conditions and specific requirements, and is not limited thereto.
Further, as an embodiment of the present invention, as shown in fig. 3 and fig. 4, in a light emitting direction parallel to the light, the longitudinal section of the spacer 120 includes a top edge 121, a bottom edge 122 and two waist lines 123, the top edge 121 and the bottom edge 122 are disposed opposite to each other, one end of the two waist lines 123 is connected to one end of the top edge 121, and the other end of the two waist lines 123 is connected to the other end of the bottom edge 122. It is understood that the specific structure of the longitudinal section of the septum 120 may be modified as appropriate according to the choice of the actual situation and the specific requirements, and is not limited thereto.
Further, as an embodiment of the present invention, as shown in fig. 3 and 4, the top edge 121 and the bottom edge 122 are linear, the length of the top edge 121 is smaller than that of the bottom edge 122, the top edge 121 is disposed near the light emitting side of the grating plate 100, and the waist line 123 is arc-shaped. With this structure, the area of the light exit opening 111 of the grid hole 110 is larger than the area of the opening on the light entrance side of the grid hole 110, so that the light exit efficiency can be improved, and the light efficiency of the grid plate 100 can be improved. It is understood that the shapes of the top edge 121, the bottom edge 122 and the waist line 123 can be modified as appropriate according to the choice of actual conditions and specific requirements, as long as the area of the light exit opening 111 of the gate hole 110 is ensured to be larger than the area of the opening at the light entrance side of the gate hole 110, and is not limited herein.
Referring to fig. 5 and fig. 6, in combination with fig. 1 to fig. 4, an embodiment of the present invention further provides a lamp, including a light emitting assembly 200 for emitting light and the grating plate 100 as described above, the grating plate 100 is disposed on the light emitting side of the light emitting assembly 200, and the lamp of the present invention has the characteristics of high light efficiency and low glare. In this embodiment, the lighting fixture with the grating plate is applied to indoor lighting, so that the illuminance uniformity of the indoor environment is greater than 0.8, and the glare value is less than 16.
Further, as an embodiment of the present invention, as shown in fig. 6, the lamp further includes a lampshade 300 having a containing groove (not shown) and an annular frame 400 disposed at an opening of the containing groove, the light emitting assembly 200 is disposed in the containing groove, the frame 400 is fixedly connected to the lampshade 300, and the grating plate 100 is sleeved in the frame 400.
Further, as an embodiment of the present invention, as shown in fig. 6, the lamp further includes a fixing bracket 500, the fixing bracket 500 is disposed in the accommodating groove, and one end of the fixing bracket 500 is fixedly connected to the lamp cover 300, and the other end of the fixing bracket 500 is fixedly connected to the frame 400, so as to fix the frame 400 and the lamp cover 300. It is understood that the implementation manner of the fixed connection between the frame 400 and the lamp cover 300 may be modified according to the choice of practical situations and specific requirements, and is not limited herein.
Further, as a specific embodiment of the utility model, as shown in fig. 6, the lamps and lanterns are still including locating the diffuser plate 600 between grid plate 100 and light-emitting component 200, diffuser plate 600 fixed connection is on frame 400, and under this structure, diffuser plate 600 can spread the light, can guarantee the illuminance degree of consistency of indoor environment, realizes evenly giving out light.
Further, as an embodiment of the present invention, the light emitting assembly 200 includes a plurality of light bars 210, and the length direction of the light bars 210 is perpendicular to the width direction of the grid plate 100. Under the structure, the lamp has the characteristics of high lighting effect and low glare, and the indoor light environment quality can be improved.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A grating plate is used for adjusting the light emitting angle of light, and is characterized in that the grating plate is provided with a plurality of grating holes penetrating through two opposite sides of the grating plate, the grating plate comprises a plurality of spacers, and each grating hole is defined by the plurality of spacers; in the width direction of the grid plate, the height of the spacer is gradually increased from the middle part of the grid plate to two sides.
2. A grid plate as claimed in claim 1, wherein the height of said spacers satisfies the following formula:
h＝2×10-12x6-5×10-24x5-7×10-8x4+8×10-20x3+0.0011x2-3×10-16x+c；
in the formula, h is the height of the spacer and the unit is mm; x is the distance between the spacer and the middle part of the grid plate in the width direction of the grid plate, and the unit is mm; c is a constant, and c is more than or equal to 6 and less than or equal to 7.
3. A grid plate as claimed in claim 1, wherein a plurality of said grid apertures are evenly distributed in an array.
4. A grid plate as claimed in claim 1, wherein the cross-section of the grid apertures is square in shape, perpendicular to the direction of light extraction from the grid apertures.
5. A grid plate as claimed in claim 1, wherein the openings defining the light exit sides of the grid apertures are light exit openings, the light exit openings are squares having a side length of 15 to 20 mm.
6. A grid plate as claimed in any one of claims 1 to 5, wherein said spacers, in a longitudinal section parallel to the direction of light extraction, comprise a top edge, a bottom edge and two waist lines, said top edge and said bottom edge being disposed opposite each other, one end of said two waist lines being connected to one end of said top edge and the other end of said two waist lines being connected to the other end of said bottom edge.
7. The grid plate of claim 6 wherein said top edge and said bottom edge are linear, said top edge having a length less than a length of said bottom edge, said top edge being disposed proximate a light exit side of said grid plate, and said waist line being arcuate.
8. A luminaire comprising a light-emitting assembly for emitting light and a grid plate as claimed in any one of claims 1 to 7, said grid plate being provided at a light exit side of said light-emitting assembly.
9. The lamp according to claim 8, further comprising a lampshade having a receiving groove and a ring-shaped frame disposed at an opening of the receiving groove, wherein the light emitting element is disposed in the receiving groove, the frame is fixedly connected to the lampshade, and the grid plate is sleeved in the frame.
10. The luminaire of claim 8, wherein the light assembly comprises a plurality of light bars, the light bars having a length direction perpendicular to a width direction of the grille plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022446463.4U CN213395156U (en) | 2020-10-29 | 2020-10-29 | Grating plate and lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022446463.4U CN213395156U (en) | 2020-10-29 | 2020-10-29 | Grating plate and lamp |
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| Publication Number | Publication Date |
|---|---|
| CN213395156U true CN213395156U (en) | 2021-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022446463.4U Active CN213395156U (en) | 2020-10-29 | 2020-10-29 | Grating plate and lamp |
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| CN (1) | CN213395156U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115899615A (en) * | 2022-10-25 | 2023-04-04 | 厦门大学 | Ball hall lighting device and ball hall lighting system |
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2020
- 2020-10-29 CN CN202022446463.4U patent/CN213395156U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115899615A (en) * | 2022-10-25 | 2023-04-04 | 厦门大学 | Ball hall lighting device and ball hall lighting system |
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