CN209358811U - It is a kind of can adjust automatically brightness identification light - Google Patents
It is a kind of can adjust automatically brightness identification light Download PDFInfo
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- CN209358811U CN209358811U CN201821708108.6U CN201821708108U CN209358811U CN 209358811 U CN209358811 U CN 209358811U CN 201821708108 U CN201821708108 U CN 201821708108U CN 209358811 U CN209358811 U CN 209358811U
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- light guide
- brightness
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Abstract
The utility model discloses it is a kind of can adjust automatically brightness identification light, it include: shell, sign panel, light guide plate, illuminance transducer, luminance sensor, light source and controller, wherein, the sign panel and controller are all set in shell, pattern and optical transmission window are provided in the sign panel, the light guide plate is fixedly installed on the rear of pattern, the luminance sensor is fixedly installed on light guide plate, the light source is multiple LED point light sources, LED point light source interval is fixedly installed on the side of the light guide plate, the illuminance transducer is fixedly installed on the lower section of optical transmission window, the illuminance transducer, luminance sensor and light source are connect with controller.This can adjust automatically brightness identification light it is structurally reasonable, intelligence degree is high, can real-time monitoring identification light internal light source brightness and external environment illumination, and the light guide plate luminance inside identification light is adjusted in real time according to external environment illumination.
Description
Technical field
The utility model relates to a kind of identification light, specifically provide it is a kind of can adjust automatically brightness identification light.
Background technique
In many occasions, the brightness for adjusting light source in time according to the illuminance information of external environment is required, with guarantor
The comfort of eye vision, however, the brightness of the light source of existing identification light be usually it is certain, cannot according to the brightness of environment into
Row automatic adjustment, intelligence degree are low.
Therefore, develop it is a kind of can adjust automatically brightness identification light, become people's urgent problem to be solved.
Utility model content
In consideration of it, the purpose of this utility model is to provide it is a kind of can adjust automatically brightness identification light, it is existing to solve
The light-source brightness of identification light the problem of cannot automatically adjusting.
Technical solution provided by the utility model is: it is a kind of can adjust automatically brightness identification light, comprising: shell, mark
Panel, light guide plate, illuminance transducer, luminance sensor, light source and controller, wherein the sign panel and controller are all provided with
It is placed in shell, pattern and optical transmission window is provided in the sign panel, the light guide plate is fixedly installed on marking pattern
The rear of case, the luminance sensor are fixedly installed on light guide plate, and for acquiring the luminance information of light guide plate, the light source is
Multiple LED point light sources, the multiple LED point light source interval are fixedly installed on the side of the light guide plate, the illuminance transducer
It is fixedly installed on the lower section of optical transmission window, for acquiring the illuminance information of identification light external environment, the illuminance transducer, brightness
Sensor and light source are connect with controller, and the controller is used for according to illuminance transducer and the collected photograph of luminance sensor
Information and luminance information are spent, adjusts the brightness of light source, and then realize the adjusting to light guide plate luminance.
Further preferably, the luminance sensor is set to the opposite side of light source, and is located at the middle position of light guide plate.
Further preferably, the illuminance transducer and luminance sensor are photo resistance.
Further preferably, the top of the shell is provided with limit rank, and the sign panel limit is set to the limit
In rank.
Further preferably, the joint of the shell and sign panel is folded with rubber ring.
It is provided by the utility model can adjust automatically brightness identification light, external environment can be acquired by illuminance transducer
The brightness value of light, can detecte the brightness value of light guide plate inside identification light by luminance sensor, and controller can be adopted in real time
Collect illuminance transducer and the collected brightness value of luminance sensor and brightness value, and according to pair of preset brightness value and brightness value
The brightness of light source is adjusted according to relationship, and then adjusts the brightness of light guide plate, is finally reached the brightness of light guide plate with external environment light
The variation of illumination and the effect changed, specifically: when external environment light illumination is high, by control internal light source by light guide plate
Brightness be turned up, when external environment light illumination is low, the brightness of light guide plate turned down by control internal light source.
Detailed description of the invention
With reference to the accompanying drawing and embodiment is described in further detail the utility model:
Fig. 1 be it is provided by the utility model can adjust automatically brightness identification light cross-sectional view；
Fig. 2 is the structural schematic diagram of light guide plate；
Fig. 3 be it is provided by the utility model can adjust automatically brightness identification light control figure.
Specific embodiment
The utility model is further explained below in conjunction with specific embodiment, but limitation is not originally practical
It is novel.
As shown in Figure 1 and Figure 2, the utility model provide it is a kind of can adjust automatically brightness identification light, comprising: shell 1,
Sign panel 2, light guide plate 3, illuminance transducer 4, luminance sensor 5, light source 6 and controller 7, wherein 2 He of sign panel
Controller 7 is all set in shell 1, and pattern and optical transmission window are provided in the sign panel 2, and the optical transmission window is excellent
Select rounded, the light guide plate 3 is fixedly installed on the rear of pattern, and the luminance sensor 5 is fixedly installed on light guide plate
On, for acquiring the luminance information of light guide plate, the light source is multiple LED point light sources, and the multiple LED point light source interval is fixed
It is set to the side of the light guide plate 3, the illuminance transducer 4 is fixedly installed on the lower section of optical transmission window, for acquiring mark
The illuminance information of lamp external environment, the illuminance transducer 4, luminance sensor 5 and light source 6 are connect with controller 7, the control
Device 7 processed is used to adjust the bright of light source 6 according to illuminance transducer 4 and the collected illuminance information of luminance sensor 5 and luminance information
Degree, and then realize the adjusting to 3 brightness of light guide plate, wherein the illuminance transducer 4 and the preferably photosensitive electricity of luminance sensor 5
Resistance.
This can adjust automatically brightness identification light, the brightness value of external environment light can be acquired by illuminance transducer,
Can detecte the brightness value of light guide plate inside identification light by luminance sensor, controller can acquire in real time illuminance transducer and
The collected brightness value of luminance sensor and brightness value, and light source is adjusted according to the contrast relationship of preset brightness value and brightness value
Brightness, and then adjust the brightness of light guide plate, the brightness for being finally reached light guide plate becomes with the variation of external environment light illumination
The effect of change, specifically: when external environment light illumination is high, the brightness of light guide plate is turned up by control internal light source, when
When external environment light illumination is low, the brightness of light guide plate is turned down by control internal light source.
As the improvement of technical solution, as shown in Fig. 2, the luminance sensor 5 is set to the opposite side of light source, and it is located at
The middle position of light guide plate 3.
In order to guarantee the stability of sign panel, as the improvement of technical solution, the top of the shell 1 is provided with limit
Rank, the limit of sign panel 2 are set in the limit rank, and further preferably, the shell 1 connects with sign panel 2
Place is folded with rubber ring.
Specific embodiment of the present utility model is write according to progressive mode, and each embodiment party is highlighted
The difference of case, similar portion can be with cross-reference.
The embodiments of the present invention is elaborated above in conjunction with attached drawing, but the utility model is not limited to
Above embodiment can also not depart from the utility model within the knowledge of a person skilled in the art
Various changes can be made under the premise of objective.
Claims (5)
1. one kind can adjust automatically brightness identification light characterized by comprising shell (1), sign panel (2), light guide plate
(3), illuminance transducer (4), luminance sensor (5), light source (6) and controller (7), wherein the sign panel (2) and control
Device (7) is all set in shell (1), is provided with pattern and optical transmission window, the light guide plate on the sign panel (2)
(3) it is fixedly installed on the rear of pattern, the luminance sensor (5) is fixedly installed on light guide plate, for acquiring leaded light
The luminance information of plate, the light source are multiple LED point light sources, and the multiple LED point light source interval is fixedly installed on the leaded light
The side of plate (3), the illuminance transducer (4) is fixedly installed on the lower section of optical transmission window, for acquiring identification light external environment
Illuminance information, the illuminance transducer (4), luminance sensor (5) and light source (6) connect with controller (7), the control
Device (7) is used to adjust light source according to illuminance transducer (4) and the collected illuminance information of luminance sensor (5) and luminance information
(6) brightness, and then realize the adjusting to light guide plate (3) brightness.
2. it is described in accordance with the claim 1 can adjust automatically brightness identification light, it is characterised in that: the luminance sensor (5)
It is set to the opposite side of light source, and is located at the middle position of light guide plate (3).
3. it is described in accordance with the claim 1 can adjust automatically brightness identification light, it is characterised in that: the illuminance transducer (4)
It is photo resistance with luminance sensor (5).
4. it is described in accordance with the claim 1 can adjust automatically brightness identification light, it is characterised in that: the top of the shell (1)
It is provided with limit rank, sign panel (2) limit is set in the limit rank.
5. according to claim 4 can adjust automatically brightness identification light, it is characterised in that: the shell (1) and mark
The joint of panel (2) is folded with rubber ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821708108.6U CN209358811U (en) | 2018-10-22 | 2018-10-22 | It is a kind of can adjust automatically brightness identification light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821708108.6U CN209358811U (en) | 2018-10-22 | 2018-10-22 | It is a kind of can adjust automatically brightness identification light |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209358811U true CN209358811U (en) | 2019-09-06 |
Family
ID=67782056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821708108.6U Active CN209358811U (en) | 2018-10-22 | 2018-10-22 | It is a kind of can adjust automatically brightness identification light |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209358811U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021212934A1 (en) * | 2020-05-22 | 2021-10-28 | 青岛海尔电冰箱有限公司 | Color-changing door body, refrigerator having same, and control method for color-changing door body |
-
2018
- 2018-10-22 CN CN201821708108.6U patent/CN209358811U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021212934A1 (en) * | 2020-05-22 | 2021-10-28 | 青岛海尔电冰箱有限公司 | Color-changing door body, refrigerator having same, and control method for color-changing door body |
| CN113701440A (en) * | 2020-05-22 | 2021-11-26 | 青岛海尔电冰箱有限公司 | Color-changing door body, refrigerator with color-changing door body, control method, control equipment and medium |
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