CN206352780U - The different light fixture in light beam angular direction and classroom combination lighting light fixture - Google Patents
The different light fixture in light beam angular direction and classroom combination lighting light fixture Download PDFInfo
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- CN206352780U CN206352780U CN201621416781.3U CN201621416781U CN206352780U CN 206352780 U CN206352780 U CN 206352780U CN 201621416781 U CN201621416781 U CN 201621416781U CN 206352780 U CN206352780 U CN 206352780U
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Abstract
The utility model provides the different light fixture in light beam angular direction, including lamp housing, light-passing board and multiple LED/light source modules.The LED/light source module is arranged at the inner surface of the lamp housing, and the light-passing board is connected with the lamp housing, and the light that the LED/light source module is sent exposes to exterior space after light-passing board is transmitted.The light-passing board has horizontal face and longitudinal surface, horizontal face reflects the first emergent ray to be formed, longitudinal surface is reflected to form the second emergent ray, and in horizontal face, the beam angle of second emergent ray of the beam angle of first emergent ray of formation with being formed in longitudinal surface is differed.Additionally provide classroom combination lighting light fixture, including the different light fixture of multiple classroom lamps and multiple light beam angular direction as described above.
Description
Technical field
The utility model is related to lighting field, the different light fixture in particularly a kind of light beam angular direction and the religion containing the light fixture
Room combination lighting light fixture.
Background technology
At present, electronic teaching is increasingly becoming a kind of form of giving lessons received by masses.Electronic teaching has substantially at 2 points
Ask, 1. image clearlies.2. sound clarity.Image clearly is mainly by the illuminating effect for improving teacher there is provided enough brightness,
But in current classroom illumination, the beam angle of the most of light fixture used easily forms dizzy for rotary symmetrical to teacher
Light；Simply after increase brightness, dazzle is consequently increased, easily by glare effects during teachers' instruction.Also, easily the five of teacher
Official goes out to form dark space so that illuminating effect is undesirable.
Utility model content
Technical problem underlying to be solved in the utility model is to provide a kind of light fixture, and by the lamp applications in classroom
It in combination lighting light fixture, can effectively contain dazzle, while improving stronger stereo space sense, realize that personage is fresh and alive, Yi Jiren
Thing face no dark space is clearly illuminated.
In order to solve above-mentioned technical problem, the utility model provides the different light fixture in light beam angular direction, including：Lamp
Shell, light-passing board and multiple LED/light source modules；The LED/light source module is arranged at the inner surface of the lamp housing, the light-passing board with
The lamp housing is connected, and the light that the LED/light source module is sent exposes to exterior space after light-passing board is transmitted；
The upper surface of the light-passing board is plane of light incidence, and the lower surface of the light-passing board is beam projecting face；Define edge
The section of the light-passing board length direction is horizontal face, and definition is longitudinal surface along the section of the light-passing board width；
The plane of light incidence is rendered as multiple geometric type microstructure aspects curved sections on horizontal face, is on longitudinal surface
It is now horizontal linear section, the focus of the geometric type micro-structural is located between plane of light incidence and beam projecting face；The LED light
The light that source module is sent horizontal face after the geometric type micro-structural in the plane of light incidence and the beam projecting face
Between focus on, then by beam projecting face reflect after form the first emergent ray；
The rectangular shape plane of longitudinal surface, the light that the LED/light source module is sent is incident by light in longitudinal surface
The second emergent ray is formed after face and the refraction of beam projecting face；
The beam angle of first emergent ray formed in horizontal face and second emergent light in longitudinal surface formation
The beam angle of line is differed.
In a preferred embodiment：The beam angle of first emergent ray formed in horizontal face is more than 120 °；Vertical
The beam angle of second emergent ray formed to face is less than 100 °.
In a preferred embodiment：The beam angle of first emergent ray formed in horizontal face is 135 °；In longitudinal direction
The beam angle that goes out for the second emergent ray that face is formed is 75 °.
In a preferred embodiment：Described beam projecting face is shiny surface or frosting or micro-structural face.
In a preferred embodiment：The beam projecting face is smooth flat, and the beam projecting face enters with the light
The beeline penetrated between face is 0.1mm~10mm.
In a preferred embodiment：Beeline between beam projecting face and plane of light incidence is 2mm.
In a preferred embodiment：The geometric type micro-structural is parabolic shape micro-structural or spherical micro-structural or freedom
Curved face type micro-structural or sawtooth pattern micro-structural.
In a preferred embodiment：The geometric type micro-structural is parabolic shape micro-structural；The parabolic shape micro-structural
Height to width ratio H/D=0.1~1.
In a preferred embodiment：The height-width of the parabolic shape micro-structural compares H/D=0.56.
In a preferred embodiment：The LED/light source module and the light-passing board be opposing parallel or Relative vertical.
The utility model additionally provides classroom combination lighting light fixture, including multiple classroom lamps and multiple described above
The different light fixture in light beam angular direction；The classroom lamp is arranged on the position away from dais, the light beam in the ceiling of classroom
The position at the different lamp installation in angular direction close dais in the ceiling of classroom.The different light fixture in multiple light beam angular direction
It is divided into first group of light fixture and second group of light fixture.Wherein first group light fixture is parallel every setting each other；Second group of light fixture is arranged at
Interval between one group of light fixture, and it is located at the side that first group of light fixture is relatively distant from blackboard.First group of light fixture and second group of lamp
The horizontal face Relative vertical of the light-passing board of tool.
The classroom combination lighting light fixture that the utility model is provided, the classroom lamp is arranged on remote in the ceiling of classroom
The position at dais, the position at the different lamp installation in the light beam angular direction close dais in the ceiling of classroom, and it is multiple
The different light fixture in light beam angular direction is divided into two groups, the horizontal face Relative vertical of its light-passing board, therefore the beam combination angular direction of light two is each
Different light fixture forms the different beam angle of angular dimension respectively in the horizontal and vertical of classroom, can effectively contain dazzle, improve
The comfort level of teacher, while improving stronger stereo space sense, realizes that personage is fresh and alive, and personage's face no dark space is clear
Illumination.
Brief description of the drawings
After Fig. 1 separates for the light-passing board of the different light fixture in light beam angular direction in the utility model preferred embodiment 1 with lamp housing
Schematic diagram；
Fig. 2 is the horizontal face schematic diagram of light-passing board in Fig. 1；
Fig. 3 is the longitudinal surface schematic diagram of light-passing board in Fig. 1；
Fig. 4 is horizontal face light path schematic diagram after Fig. 1 assemblings；
Fig. 5 is longitudinal surface light path schematic diagram after Fig. 1 assemblings；
Fig. 6 is the horizontal face light path schematic diagram of the utility model preferred embodiment 2；
Fig. 7 is the schematic view of the mounting position of combination lighting light fixture in classroom in the utility model preferred embodiment 3.
Embodiment
Hereafter the utility model is described further by the drawings and specific embodiments.
Embodiment 1
It refer to Fig. 1, the different light fixture 100 in described light beam angular direction, including lamp housing 10, light-passing board 30 and multiple LED
Light source module 20；The LED/light source module 20 is arranged at the inner surface of the lamp housing 10, the light-passing board 30 and the lamp housing 10
It is connected, the light that the LED/light source module 20 is sent exposes to exterior space after the transmission of light-passing board 30；The LED light
Source module 20 and the light-passing board 30 are opposing parallel, are the design of light source straight-down negative light extraction.The different lamp in described light beam angular direction
After the assembling of tool 100, the periphery of the light-passing board 30 is connected with the lamp housing 10.
Fig. 1 to Fig. 4 is refer to, the upper surface of the light-passing board 30 is plane of light incidence 31, the following table of the light-passing board 30
Face is beam projecting face 32；Definition is horizontal face along the section of the length direction of light-passing board 30, is defined along the light-passing board 30
The section of width is longitudinal surface；The plane of light incidence 31 is rendered as multiple shapes of geometric type micro-structural 33 on horizontal face
Curved section, is rendered as horizontal linear section on longitudinal surface, and the focus of the geometric type micro-structural 33 is located at the He of plane of light incidence 31
Between beam projecting face 32；The light that the LED/light source module 20 is sent horizontal face after the geometric type micro-structural 33
Focus on, then first formed after beam projecting face 32 is reflected to go out between the plane of light incidence 31 and the beam projecting face 32
Penetrate light L1.The geometric type micro-structural 33 be parabolic shape micro-structural or spherical micro-structural or free form surface type micro-structural or
Sawtooth pattern micro-structural, in the present embodiment preferably parabolic shape micro-structural.Fig. 2 is refer to, the parabolic shape micro-structural
Height to width ratio H/D=0.1~1, preferably 0.56.
It refer to Fig. 5, the light that the first emergent ray L1 refraction angle β 1 is sent with LED/light source module 20 is in the light
The increase of the incident angle α 1 of line exit facet 32 and increase；When incident angle α 1 exceedes critical angle, what LED/light source module 20 was sent
Light is totally reflected in the light-passing board 30.The the first emergent ray L1 formed in horizontal face beam angle is more than
120 °, preferably 135 °.
It refer to Fig. 6, the rectangular shape plane of longitudinal surface of the light-passing board 30, the light that the LED/light source module 20 is sent
Line forms the second emergent ray L2 in longitudinal surface after plane of light incidence 31 and beam projecting face 32 are reflected；Second emergent ray
The light that L2 refraction angle β 2 is sent with LED/light source module 20 increases in the increase of the incident angle α 2 in the beam projecting face 32
Greatly；When incident angle α 2 exceedes critical angle, the light that LED/light source module 20 is sent is all-trans in the light-passing board 30
Penetrate.The beam angle of the beam angle of the first emergent ray L1 and the second emergent ray L2 is differed.The present embodiment is vertical
The the second emergent ray L2 formed to face beam angle is less than 100 °, preferably 75 °.
It refer to Fig. 2, described beam projecting face 32 is shiny surface or frosting or micro-structural face, preferably smooth flat
Face.Beeline h between beam projecting face 32 and plane of light incidence 31 is 0.1mm~10mm, preferably 2mm.
Embodiment 2
It is different with embodiment 1 there is provided the different light fixture in another light beam angular direction in the present embodiment with reference to Fig. 6
Be：The LED/light source module 20 sets the madial wall with the side of the lamp housing 10, the LED/light source module 20 with it is described
The Relative vertical of light-passing board 30, is light source side entering type luminescent designs, and the medial surface at the top of lamp housing 10 is also provided with reflective sheeting 50, leads
Tabula rasa 40 is arranged between reflective sheeting 50 and light-passing board 30 and is fixed in lamp housing 10；The LED/light source module 20 is close to described
The side of light guide plate 40, the top of the light guide plate 40 is provided with numerous sites 41 irregularly arranged, and the site 41 is used for
Improve the light-out effect of the light guide plate 40.The light that LED/light source module 20 is sent enters described after the refraction of light guide plate 40
The plane of light incidence 31 of light-passing board 30, then expose to exterior space after the refraction of beam projecting face 32.
The light that LED/light source module 20 is sent in the present embodiment enter after light-passing board 30 the first emergent ray for being formed and
Second emergent ray is identical with the first emergent ray described in correspondence in embodiment 1, the second emergent ray optical effect,
This is repeated no more.
Embodiment 3
With reference to Fig. 7, a kind of classroom combination lighting light fixture, including multiple classroom lamps 200 and multiple light beam angular direction it is each
Different light fixture 100.The classroom lamp 200 is arranged on the position away from dais 300, the beam angle side in the ceiling of classroom
The position in the ceiling of classroom close to dais 300 is arranged on to different light fixture 100.The different lamp in multiple light beam angular direction
100 points of tool is first group of light fixture 100a and second group of light fixture 100b.Wherein first group light fixture 100a is parallel every setting each other, the
One group of light fixture 100a is that 100cm~150cm is preferably 120cm apart from the vertical range of blackboard 400；Second group of light fixture 100b is set
Interval between first group of light fixture 100a, and it is located at the side that first group of light fixture 100a is relatively distant from blackboard 400.First group
The horizontal face Relative vertical of light fixture 100a and second group of light fixture 100b light-passing board 30；First group of light fixture 100a and can be passed through
The mounting means of two groups of light fixture 100b whole lamp installation direction Relative vertical realizes horizontal face Relative vertical between the two.
Because the beam angle of first emergent ray formed in horizontal face described second goes out with what is formed in longitudinal surface
The beam angle for penetrating light is differed, and the horizontal face of first group of light fixture 100a and second group of light fixture 100b light-passing board 30 is relative
Vertically, therefore by the horizontal and vertical of the different light fixture 100 in light beam angular direction the different beam angle of angular dimension is formed respectively, can
Effectively to contain dazzle, the comfort level of teacher is improved, while improving stronger stereo space sense, realizes that personage is fresh and alive, with
And personage's face no dark space is clearly illuminated.
The utility model is not limited to foregoing embodiment.Above-described embodiment should not be considered as limiting this practicality
New scope.Those skilled in the art can modify and become while foregoing detailed description is read and understood
Change.Specific protection domain should be defined by claims.
Claims (11)
1. a kind of different light fixture in light beam angular direction, including：Including lamp housing, light-passing board and multiple LED/light source modules；The LED
Light source module is arranged at the inner surface of the lamp housing, and the light-passing board is connected with the lamp housing, and the LED/light source module is sent
Light expose to exterior space after light-passing board is transmitted, it is characterised in that：
The upper surface of the light-passing board is plane of light incidence, and the lower surface of the light-passing board is beam projecting face；Define along described
The section of light-passing board length direction is horizontal face, and definition is longitudinal surface along the section of the light-passing board width；
The plane of light incidence is rendered as multiple geometric type microstructure aspects curved sections on horizontal face, is rendered as on longitudinal surface
Horizontal linear section, the focus of the geometric type micro-structural is located between plane of light incidence and beam projecting face；The LED/light source mould
The light that group is sent horizontal face after the geometric type micro-structural between the plane of light incidence and the beam projecting face
Focus on, then the first emergent ray is formed after beam projecting face is reflected；
The rectangular shape plane of longitudinal surface, the light that the LED/light source module is sent longitudinal surface by plane of light incidence and
The second emergent ray is formed after the refraction of beam projecting face；
The beam angle of first emergent ray formed in horizontal face and second emergent ray in longitudinal surface formation
Beam angle is differed.
2. the different light fixture in light beam angular direction according to claim 1, it is characterised in that:Described the formed in horizontal face
The beam angle of one emergent ray is more than 120 °；It is less than 100 ° in the beam angle of second emergent ray of longitudinal surface formation.
3. the different light fixture in light beam angular direction according to claim 1, it is characterised in that:The light of first emergent ray
Beam angle is 135 °；The beam angle of second emergent ray is 75 °.
4. the different light fixture in light beam angular direction according to claim 1, it is characterised in that:Described beam projecting face is light
Sliding surface or frosting or micro-structural face.
5. the different light fixture in light beam angular direction according to claim 4, it is characterised in that:The beam projecting face is smooth
Plane, the beeline between the beam projecting face and the plane of light incidence is 0.1mm~10mm.
6. the different light fixture in light beam angular direction according to claim 4, it is characterised in that:The beam projecting face with it is described
Beeline between plane of light incidence is 2mm.
7. the different light fixture in light beam angular direction according to claim 1, it is characterised in that:The geometric type micro-structural is throwing
Object plane type micro-structural or spherical micro-structural or free form surface type micro-structural or sawtooth pattern micro-structural.
8. the different light fixture in light beam angular direction according to claim 7, it is characterised in that:The geometric type micro-structural is throwing
Object plane type micro-structural；The height-width of the parabolic shape micro-structural is than H/D=0.1~1.
9. the different light fixture in light beam angular direction according to claim 8, it is characterised in that:The parabolic shape micro-structural
Height to width ratio H/D=0.56.
10. the different light fixture in light beam angular direction according to any one of claim 1-9, it is characterised in that:The LED light
Source module and the light-passing board be opposing parallel or Relative vertical.
11. a kind of classroom combination lighting light fixture, it is characterised in that：Including multiple classroom lamps and multiple such as claim 10 institute
The different light fixture in the light beam angular direction stated；The classroom lamp is arranged on the position away from dais in the ceiling of classroom, described
The position at the different lamp installation in light beam angular direction close dais in the ceiling of classroom；Multiple light beam angular direction are different
Light fixture is divided into first group of light fixture and second group of light fixture；Wherein first group light fixture is parallel every setting, first group of light fixture distance each other
The vertical range of blackboard is 100cm~150cm；Second group of light fixture is arranged at the interval between first group of light fixture, and positioned at the
One group of light fixture is relatively distant from the side of blackboard；The horizontal face Relative vertical of the light-passing board of first group of light fixture and second group of light fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621416781.3U CN206352780U (en) | 2016-12-22 | 2016-12-22 | The different light fixture in light beam angular direction and classroom combination lighting light fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621416781.3U CN206352780U (en) | 2016-12-22 | 2016-12-22 | The different light fixture in light beam angular direction and classroom combination lighting light fixture |
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| Publication Number | Publication Date |
|---|---|
| CN206352780U true CN206352780U (en) | 2017-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621416781.3U Active CN206352780U (en) | 2016-12-22 | 2016-12-22 | The different light fixture in light beam angular direction and classroom combination lighting light fixture |
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| CN (1) | CN206352780U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106764732A (en) * | 2016-12-22 | 2017-05-31 | 四川联恺照明有限公司 | The different light fixture in light beam angular direction and classroom combination lighting light fixture |
| CN111741557A (en) * | 2020-05-12 | 2020-10-02 | 上海光瑞灯具制造有限公司 | Lamp circuit control system |
-
2016
- 2016-12-22 CN CN201621416781.3U patent/CN206352780U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106764732A (en) * | 2016-12-22 | 2017-05-31 | 四川联恺照明有限公司 | The different light fixture in light beam angular direction and classroom combination lighting light fixture |
| CN111741557A (en) * | 2020-05-12 | 2020-10-02 | 上海光瑞灯具制造有限公司 | Lamp circuit control system |
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