CN109340636A - A kind of anti-dazzle classroom illumination lamps and lanterns - Google Patents
A kind of anti-dazzle classroom illumination lamps and lanterns Download PDFInfo
- Publication number
- CN109340636A CN109340636A CN201811449596.8A CN201811449596A CN109340636A CN 109340636 A CN109340636 A CN 109340636A CN 201811449596 A CN201811449596 A CN 201811449596A CN 109340636 A CN109340636 A CN 109340636A
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- dazzle
- height
- flase floor
- grille strip
- longitudinal
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- 238000005286 illumination Methods 0.000 title description 10
- 241001465382 Physalis alkekengi Species 0.000 title description 9
- 239000011324 bead Substances 0.000 description 7
- 230000004313 glare Effects 0.000 description 7
- 230000001795 light effect Effects 0.000 description 7
- 230000006378 damage Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004438 eyesight Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000243 photosynthetic effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 241000216843 Ursus arctos horribilis Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 208000003464 asthenopia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
- F21V11/06—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using crossed laminae or strips, e.g. grid-shaped louvers; using lattices or honeycombs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Planar Illumination Modules (AREA)
Abstract
A kind of anti-dazzle illuminator, it includes light source module group and anti-dazzle flase floor, the anti-dazzle flase floor includes multiple lateral grille strips and multiple longitudinal grid items, horizontal spacing between longitudinal grid item uses non-homogeneous pitch structure, and the longitudinal pitch between lateral grille strip uses non-homogeneous pitch structure.Longitudinal grid item and lateral grille strip are taking non-homogeneous height structure perpendicular to the height on flase floor direction.
Description
Technical field
The present invention relates to field of illuminating lamps, and in particular to a kind of classroom illumination lamps and lanterns with anti-dazzle flase floor.
Background technique
Standard GB/T 7793-2010 " middle and primary schools' classroom lighting and illumination sanitary standard " and GB50034-2013 " are built
Build Lighting Design standard " in detailed regulation has been carried out to classroom illumination parameter.But it in terms of practical classroom lighting illumination, compares
Commercial lighting lays particular emphasis on functionality, and lighting of home lays particular emphasis on dicoration, and the illuminator in classroom is then typically designed succinctly, at present
Illuminator mostly directly uses exposed fluorescent lamp in most of middle and primary schools classroom, can generate under light direct projection dizzy
Light causes ophthalmic uncomfortable and causes visual fatigue.Learn in such circumstances for a long time, teenager's eye eyesight will cause huge
Injury.
The prior art mainly adopts the methods of air uniform grid to prevent dazzle to the visual impact of people.By using grid
Vertical and horizontal grille strip on plate blocks and scatters the light in both direction range of visibility in length and breadth, prevents light direct irradiation
To human eye, achieve the purpose that anti-dazzle.But grille strip number is more, and anti-dazzle light effect is good, but will cause light efficiency reduction, grille strip number
Few, light efficiency increases, but anti-dazzle light effect is poor.
Summary of the invention
Goal of the invention of the invention is to provide a kind of illuminator of anti-dazzle, by lamp bead arrangement and flase floor
Structure carries out global optimization, so that illuminator light efficiency is low in the prior art for solution, the high problem of type unified glare index.
The attention range of visibility of human eye is head-up top 30°To lower section 60°, the lamps and lanterns flase floor of design controls as far as possible
There is dazzling light in the attention range of visibility of human eye, to reduce type unified glare index.According to the light intensity of light source luminescent
The regularity of distribution reasonably adjusts horizontal and vertical grid stripe pitch and horizontal and vertical grille strip adjacent in grating board structure
On the one hand the structural parameters such as height avoid the excessive reduction light efficiency that shuts out the light, on the one hand reduce type unified glare index, realize light
It is uniformly distributed.
To achieve the goals above, the specific technical solution of the present invention is as follows:
A kind of anti-dazzle illuminator comprising light source module group and anti-dazzle flase floor, it is characterised in that: the light source die
Group includes multiple LED light sources, and the LED light source is arranged in undaform.It, can be with using the lamp bead of undaform distribution as light source
Keep outgoing light distribution uniform.
To further decrease dazzle, following improvement has been carried out to lamps and lanterns flase floor.The flase floor includes multiple lateral lattice
Grizzly bar and multiple longitudinal grid items, the transverse direction grille strip and longitudinal grid item are mutually perpendicular to interlock, the multiple longitudinal grid
Horizontal spacing between item uses non-homogeneous pitch structure, and the longitudinal pitch between the multiple transverse direction grille strip is using non-homogeneous
Pitch structure, the multiple longitudinal grid item is taking non-homogeneous height structure perpendicular to the height on flase floor direction, described
Multiple transverse direction grille strips are taking non-homogeneous height structure perpendicular to the height on flase floor direction.
The size of horizontal spacing between multiple longitudinal grid items meets the relationship of following formula (1):
Lcn=Lc0+an2+bn4 (1)
Wherein LcnFor n-th of horizontal spacing, Lc0For the constant greater than 0, a and b are the constant less than 0, and n is more than or equal to 0
Integer, LcnAnd Lc0Unit be millimeter.
The size of longitudinal pitch between multiple transverse direction grille strips meets the relationship of following formula (2):
Llm=Ll0+cm2+dm4 (2)
Wherein LlmFor m-th of longitudinal pitch, Ll0For the constant greater than 0, c and d are the constant less than 0, and m is more than or equal to 0
Integer, LlmAnd Ll0Unit be millimeter.
Lateral grille strip height meets the relationship of following formula (3):
Hc=Hc0+ez2 (3)
Wherein HcFor the height of lateral grille strip, z is lateral grille strip and the anti-dazzle flase floor central symmetry point
Distance, HcAnd Hc0For the constant greater than 0, e is the constant less than 0, HcAnd Hc0Unit be millimeter.
Longitudinal grid item height meets the relationship of following formula (4):
Hl=Hl0+fh2 (4)
Wherein HlFor the height of longitudinal grid item, h is longitudinal grid item and the anti-dazzle flase floor central symmetry point
Distance, HlAnd Hl0For the constant greater than 0, f is the constant less than 0, HlAnd Hl0Unit be millimeter.
It can be seen that maximum transversal spacing is located at the middle part of anti-dazzle flase floor, minimum lateral spacing is located at anti-dazzle lattice
The left and right sides of screen, maximum longitudinal pitch are located at the middle part of anti-dazzle flase floor, and minimum longitudinal pitch is located at anti-dazzle grid
The two sides up and down of plate.
It is worth noting that in order to further decrease type unified glare index value, to the left and right two for being located at anti-dazzle flase floor
Side minimum lateral spacing and secondary small horizontal spacing carry out diminution adjustment.
It is also designed in the height of grille strip, the maximum height of longitudinal grid item is located at the middle part of flase floor, described
The minimum constructive height of longitudinal grid item is located at the two sides up and down of flase floor, and the maximum height of lateral grille strip is located in flase floor
The minimum constructive height in portion, the transverse direction grille strip is located at the left and right sides of flase floor.
To reach optimal light efficiency effect and anti-dazzle light effect, the item number of the longitudinal grid item of lateral grille strip is needed to make
Certain limitation.The item number of lateral grille strip is 13-36 item, and the item number of longitudinal grid item is 21-60 item.When lateral grille strip
Item number is lower than 13, when longitudinal grid rule number is lower than 36, and type unified glare index will be greater than 16, is unsatisfactory for anti-glare requirement.
When lateral grid rule number is greater than 21, and longitudinal grid rule number is greater than 60, flase floor can make the whole light efficiency of lamps and lanterns
Decline therewith, is unsatisfactory for light efficiency requirement.
It is described transverse direction grille strip and longitudinal grid item with a thickness of 2mm.
Above-mentioned anti-dazzle flase floor is mounted below light source module group, illuminator is made.
Optionally, below light source module group, one piece of diffusion barrier is placed in the top of anti-dazzle flase floor, to increase uniform illumination
Degree.The diffusion barrier is an anti-blue light diffuser plate, so that the illuminator has preferable anti-dazzle light effect, is not reduced substantially
Simultaneously, light is uniformly spread the light efficiency of light source after passing through anti-blue light diffuser plate, is increased the uniformity of light source, can also be effectively reduced
Blue light ingredient in light source reduces the injury to eyesight.And since the wavelength of blue light is relatively short, by using flase floor
It is used cooperatively with anti-blue light diffuser plate, the harm of blue light can be significantly reduced.
The processing of matt white is done on the lateral grille strip of above-mentioned anti-dazzle flase floor and longitudinal grid surface, and it is sub- to form white
Dazzle caused by mirror-reflection and the absorption to light can be effectively prevented in optical surface.
When the lateral grille strip and longitudinal preventing hot deformation material every using white of above-mentioned anti-dazzle flase floor, such as use
The preventing hot deformations material such as ABS, PC.
The beneficial effects of the present invention are: using the lamp bead of undaform distribution as light source, emergent light is compensated, is made
Light distribution is uniform；Using the grid of lateral grid item and longitudinal grid item composition, uncomfortable dazzle is effectively prevent to generate；Grid
The uneven distribution of stripe pitch and height reduces light-blocking area, reduces the loss of light efficiency, improves the utilization rate of light source, can
With the occasion more demanding applied to the anti-dazzles such as classroom illumination and light efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of lamp bead arrangement in conventional lamp.
Fig. 2 is the structural schematic diagram of lamp bead arrangement in lamps and lanterns of the present invention.
Fig. 3 is the bottom view of lamps and lanterns anti-dazzle flase floor of the present invention.
Specific embodiment
Below with reference to embodiment, the invention will be further described:
Embodiment 1:
As shown in Figure 1, a kind of illuminator of high photosynthetic efficiency anti-dazzle provided by the invention, which includes anti-dazzle
Turbogrid plates, anti-blue light diffuser plate, two lamp bars, lamp body, power module, ceilings；The anti-dazzle Turbogrid plates include laterally
Grille strip and longitudinal grid item；The anti-blue light diffuser plate is tightly attached to anti-dazzle Turbogrid plates, and the lamp bead in the lamp bar is in wave
Shape wave distribution；The lamp body is curved surface ladder cavity；The power module is mounted on lamp body cavity external posterior side；Described
Anti-dazzle Turbogrid plates, anti-blue light diffuser plate, lamp body are fixed by ceiling, integrally mounted.
As shown in Fig. 2, the wavy distribution of lamp bead in two lamp bars.
As shown in figure 3, it includes longitudinal grid item and lateral grille strip that the present invention, which provides lamps and lanterns anti-dazzle grating board structure,；
Horizontal and vertical grille strip is interlaced, forms grill unit.The distance between adjacent transverse flase floor is between lateral grille strip
Away from distance is longitudinal grid stripe pitch between adjacent longitudinal grid item, and the horizontal spacing between multiple longitudinal grid items is using non-
Proportional spacing structure, maximum transversal spacing are located at the middle part of anti-dazzle flase floor, and minimum lateral spacing is located at anti-dazzle flase floor
Two sides.Longitudinal pitch between multiple transverse direction grille strips uses non-homogeneous pitch structure, and maximum longitudinal pitch is located at anti-dazzle
The middle part of flase floor, minimum longitudinal pitch are located at the two sides of anti-dazzle flase floor.
Specifically, the size of the horizontal spacing between the multiple longitudinal grid item meets the relationship of following formula (5):
Lcn=Lc0+an2+bn4 (5)
Wherein LcnFor n-th of horizontal spacing, Lc0For the constant greater than 0, a and b are the constant less than 0, and n is more than or equal to 0
Integer, LcnAnd Lc0Unit be millimeter (mm).Wherein Lc0=22.5638, a=-0.2551, b=-0.0026.
In the scheme that longitudinal grid item is 13, that is, 12 lateral separations are shared, up and down each 6 lateral separations, n 0
When, i.e., two most intermediate horizontal spacings are 22.5638mm, from the spacing of intermediate up side be followed successively by 22.5638mm,
22.3106mm、21.5063mm、20.0618mm、17.8211mm、14.5658mm。
Specifically, the size of the longitudinal pitch between multiple transverse direction grille strips meets the relationship of following formula (6):
Llm=Ll0+cm2+dm4 (6)
Wherein LlmFor n-th of longitudinal pitch, Ll0For the constant greater than 0, c and d are the constant less than 0, and m is more than or equal to 0
Integer, LlmAnd Ll0Unit be millimeter.Wherein Ll0=37.7498, c=-0.1257, d=0.00018.
In the scheme that lateral grille strip is 36, that is, 35 longitudinal gaps are shared, except most intermediate one maximum longitudinal direction
Interval is outer, and respectively there are 17 longitudinal gaps in left and right.That is when m=0, most intermediate longitudinal pitch is 37.7498mm, is turned left side from centre
Spacing be followed successively by 37.62428mm, 37.24988mm, 36.63308mm, 35.78468mm, 34.7198mm, 33.45788mm,
32.02268mm、30.44228mm、28.74908mm、26.9798mm、25.17548mm、23.38148mm、21.64748mm、
20.02748mm、18.5798mm、17.36708mm、16.45628mm。
In terms of the height of grille strip, the multiple longitudinal grid item taken perpendicular to the height on flase floor direction it is non-
Even height structure, the maximum height of the longitudinal grid item are located at the middle part of flase floor, and the minimum of the longitudinal grid item is high
Degree is located at the two sides of flase floor.The multiple transverse direction grille strip is taking non-homogeneous height perpendicular to the height on flase floor direction
Structure, the maximum height of the transverse direction grille strip are located at the middle part of flase floor, and the minimum constructive height of the transverse direction grille strip is located at lattice
The two sides of screen.
Specifically, lateral grille strip height meets the relationship of following formula (7):
Hc=Hc0+ez2 (7)
As one embodiment, Hc0=21.2, e=-0.0014.
Specifically, longitudinal grid item height meets the relationship of following formula (8):
Hl=Hl0+fh2 (8)
As one embodiment, wherein Hl=21.2, f=-0.00006457.
The range of lateral grille strip n is 13≤n≤21, and lateral grid rule number is more, and anti-dazzle light effect is good, but will cause
Light efficiency reduces.
The range of longitudinal grid m is 36≤m≤60, and longitudinal grid item is more, and anti-dazzle light effect is good, but will cause light efficiency
It reduces.
The illuminator the performance test results of embodiment 1 are shown in the table 1.
Table 1
It can be seen that the type unified glare index UGR of the illuminator of the embodiment of the present invention 1 is 15, meet current country's mark
Requirement of the alignment request type unified glare index UGR less than 19 can be realized high photosynthetic efficiency illumination, and Illumination Distribution is uniform, anti-dazzle light effect
It is good, realize the effect of Healthy Lighting.
Claims (6)
1. a kind of anti-dazzle illuminator comprising light source module group and anti-dazzle flase floor, it is characterised in that: the light source module group
Including multiple LED light sources, the LED light source is arranged in undaform.
2. anti-dazzle illuminator as described in claim 1, it is characterised in that: the anti-dazzle flase floor includes multiple transverse directions
Grille strip and multiple longitudinal grid items, the transverse direction grille strip and longitudinal grid item are mutually perpendicular to interlock, it is characterised in that: described
Horizontal spacing between multiple longitudinal grid items uses non-homogeneous pitch structure, between the longitudinal direction between the multiple transverse direction grille strip
Away from non-homogeneous pitch structure is used, the multiple longitudinal grid item is taking non-homogeneous height perpendicular to the height on flase floor direction
Structure is spent, the multiple transverse direction grille strip is taking non-homogeneous height structure perpendicular to the height on flase floor direction.
3. anti-dazzle illuminator as claimed in claim 2, it is characterised in that: the transverse direction between the multiple longitudinal grid item
The size of spacing meets the relationship of following formula (1):
Lcn=Lc0+an2+bn4 (1)
Wherein LcnFor n-th of horizontal spacing, Lc0For the constant greater than 0, a and b are the constant less than 0, and n is whole more than or equal to 0
Number, LcnAnd Lc0Unit be millimeter.
4. anti-dazzle illuminator as claimed in claim 2, it is characterised in that: the longitudinal direction between the multiple transverse direction grille strip
The size of spacing meets the relationship of following formula (2):
Llm=Ll0+cm2+dm4 (2)
Wherein LlmFor n-th of longitudinal pitch, Ll0For the constant greater than 0, c and d are the constant less than 0, and m is whole more than or equal to 0
Number, LlmAnd Ll0Unit be millimeter.
5. anti-dazzle illuminator as claimed in claim 2, wherein lateral grille strip height meets the relationship of following formula (3):
Hc=Hc0+ez2 (3)
Wherein HcFor the height of grille strip, z is grille strip at a distance from the anti-dazzle flase floor central symmetry point, HcAnd Hc0For
Constant greater than 0, e are the constant less than 0, HcAnd Hc0Unit be millimeter.
6. anti-dazzle illuminator as claimed in claim 2, wherein longitudinal grid item height meets the relationship of following formula (4):
Hl=Hl0+fh2 (4)
Wherein HlFor the height of longitudinal grid item, h is longitudinal grid item at a distance from the anti-dazzle flase floor central symmetry point,
HlAnd Hl0For the constant greater than 0, f is the constant less than 0, HlAnd Hl0Unit be millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811449596.8A CN109340636A (en) | 2018-11-30 | 2018-11-30 | A kind of anti-dazzle classroom illumination lamps and lanterns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811449596.8A CN109340636A (en) | 2018-11-30 | 2018-11-30 | A kind of anti-dazzle classroom illumination lamps and lanterns |
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| Publication Number | Publication Date |
|---|---|
| CN109340636A true CN109340636A (en) | 2019-02-15 |
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ID=65319056
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| CN201811449596.8A Pending CN109340636A (en) | 2018-11-30 | 2018-11-30 | A kind of anti-dazzle classroom illumination lamps and lanterns |
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| CN201858550U (en) * | 2010-09-29 | 2011-06-08 | 郑清窍 | Efficient energy-saving LED lamp |
| CN103307502A (en) * | 2012-03-08 | 2013-09-18 | 海洋王照明科技股份有限公司 | Lamp |
| CN103775885A (en) * | 2014-01-29 | 2014-05-07 | 张述权 | LED lamp panel |
| CN104214719A (en) * | 2013-05-29 | 2014-12-17 | 海洋王（东莞）照明科技有限公司 | Projection lamp and built-in anti-dazzle grid thereof |
| CN205806967U (en) * | 2016-07-09 | 2016-12-14 | 海宁市明帅照明科技有限公司 | A kind of Novel imitation tungsten filament LED refrigerator lamp |
| CN106641744A (en) * | 2015-10-31 | 2017-05-10 | 宁波贝克照明电器有限公司 | LED lamp |
| CN209180743U (en) * | 2018-11-30 | 2019-07-30 | 山东方星光电科技有限公司 | A kind of anti-dazzle classroom illumination lamps and lanterns |
-
2018
- 2018-11-30 CN CN201811449596.8A patent/CN109340636A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201858550U (en) * | 2010-09-29 | 2011-06-08 | 郑清窍 | Efficient energy-saving LED lamp |
| CN103307502A (en) * | 2012-03-08 | 2013-09-18 | 海洋王照明科技股份有限公司 | Lamp |
| CN104214719A (en) * | 2013-05-29 | 2014-12-17 | 海洋王（东莞）照明科技有限公司 | Projection lamp and built-in anti-dazzle grid thereof |
| CN103775885A (en) * | 2014-01-29 | 2014-05-07 | 张述权 | LED lamp panel |
| CN106641744A (en) * | 2015-10-31 | 2017-05-10 | 宁波贝克照明电器有限公司 | LED lamp |
| CN205806967U (en) * | 2016-07-09 | 2016-12-14 | 海宁市明帅照明科技有限公司 | A kind of Novel imitation tungsten filament LED refrigerator lamp |
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