CN207500902U - The LED flat lamp of tunable optical - Google Patents
The LED flat lamp of tunable optical Download PDFInfo
- Publication number
- CN207500902U CN207500902U CN201721221655.7U CN201721221655U CN207500902U CN 207500902 U CN207500902 U CN 207500902U CN 201721221655 U CN201721221655 U CN 201721221655U CN 207500902 U CN207500902 U CN 207500902U
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- light source
- switch
- light
- series
- illuminator
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Abstract
A kind of LED flat lamp of tunable optical, including shell, light-emitting device, light-emitting device is equipped in the shell, the light-emitting device includes illuminator, light guide plate, diffuser plate, reflective sheeting, the diffuser plate, light guide plate, reflective sheeting overlap setting successively, the illuminator is arranged on light guide plate side, the illuminator includes first light source, second light source, the light adjusting system of control light source is further included, the light adjusting system includes the first switch of control first light source, controls the second switch of second light source, can control the master switch of each way switch simultaneously；The first switch is in series with first light source, and second switch is in series with second light source, and the circuit that circuit and second switch and the second light source that the first switch is in series with first light source are in series is in parallel, the common point connection master switch of the parallel circuit；The illuminator is LED.
Description
Technical field
The utility model is related to the LED flat lamps of tunable optical.
Background technology
It is growing with science and technology, using the LED energy-saving lamps of the light emitting diode of super brightness, with it efficiently,
The advantages that energy conservation and environmental protection, rapid unlatching, is widely used in normal lighting field of light fittings.Traditional LED flat lamp is guide-lighting using side
Technology is drawn by light guide plate and realizes illumination purpose.Due to higher using side leaded light formation manufacture cost, arrangement weight is big, and
And heat dissipation area is small, therefore power limited system.By taking common 600 × 600mm specification flat lamps as an example, power can only generally be accomplished
50W or so, luminous flux are about 4000-5000Lm.
Existing LED light regulating technologies include PWM light regulating technologies, which utilizes pwm control signal, by controlling LED's
The duty ratio of positive operating current adjusts the light emission luminance of ALED.There are technical sophistications for said program, and manufacture is of high cost, light modulation
The problems such as amplitude is narrow.
Utility model content
In order to solve above-mentioned technical problem of the prior art, the purpose of this utility model is to provide a kind of tunable opticals
LED flat lamp.
In order to realize above-mentioned purpose of utility model, the utility model employs following technical scheme：
A kind of LED flat lamp of tunable optical including shell, light-emitting device, is equipped with light-emitting device, the hair in the shell
Electro-optical device includes illuminator, light guide plate, diffuser plate, reflective sheeting, and the diffuser plate, light guide plate, reflective sheeting overlap setting, institute successively
It states illuminator and is arranged on light guide plate side, the illuminator includes first light source, second light source, further includes the light modulation of control light source
System, the light adjusting system include the first switch of control first light source, the second switch for controlling second light source, can control simultaneously
The master switch of each way switch；The first switch is in series with first light source, and second switch is in series with second light source, and described
The circuit and second switch that one switch is in series with first light source are in parallel with the circuit that second light source is in series, the parallel circuit
Common point connection master switch；The illuminator is LED.
Furtherly, the illuminator further includes third light source, and the third light source is in series with third switch, third light
The circuit that source and third switch are in series and first switch and the first light source circuit that is in series are in parallel.
Furtherly, the first light source is different from the photochromic or power of second light source.
Furtherly, the first light source, second light source, the photochromic or power of third light source are different.
Furtherly, the shell is metal material, and the light source is bonded setting with shell.
Compared with prior art, the utility model has the advantages that：
The utility model is photochromic by various differences or LED light source of power is combined, and each light source is individually controlled,
The break-make of each light source can be adjusted on demand, which can save manufacture cost, the amplitude of light modulation compared to existing dimming mode
It is wider, it is particularly suitable for the light modulation of high-power LED illuminating lamp.
Description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the structure diagram of light adjusting system described in the utility model.
Specific embodiment
The LED flat lamp of tunable optical described in the utility model is further explained below with reference to specific embodiment
It states, those skilled in the art to be helped to have more complete, accurate and deep reason to the design of the utility model, technical solution
Solution.
As illustrated in fig. 1 and 2, a kind of LED flat lamp of tunable optical including shell 1, light-emitting device, is equipped in the shell
Light-emitting device, the light-emitting device include illuminator 61, light guide plate 62, diffuser plate 63, reflective sheeting 64, and the diffuser plate 63 is led
Tabula rasa 62, reflective sheeting 64 overlap setting successively, and the illuminator 61 is arranged on 62 side of light guide plate, and the illuminator 61 includes the
One light source 2, second light source 3, further include the light adjusting system of control light source, and the light adjusting system includes the of control first light source 2
One switch K2, it controls the second switch K3 of second light source 3, the master switch K1 of each way switch can be controlled simultaneously；The first switch
K2 is in series with first light source 2, and second switch K3 is in series with second light source 3, the first switch K2 and 2 phase string of first light source
The circuit that the circuit and second switch K3 of connection are in series with second light source 3 is in parallel, and first switch K2 is in series with first light source 2
Circuit and second switch K3 connect master switch K1 with the common point of circuit in parallel circuit that second light source 3 is in series；The hair
Body of light 61 is LED.The present embodiment is photochromic by various differences or LED light source of power is combined, and each light source is individually controlled
System, can adjust the break-make of each light source on demand, which can save manufacture cost, the width of light modulation compared to existing dimming mode
It spends wider, is particularly suitable for the light modulation of high power light source.
Illuminator described in the present embodiment further includes third light source 4, and the third light source 4 is in series with third switch K4, the
The circuit that three light sources 4 and third switch K4 are in series and first switch K2 and first light source 2 circuit that is in series are in parallel.
The shell described in the present embodiment is metal material, and the light source is bonded setting with shell.Shell 1 is metal material
Material, after light source is bonded with shell 1, heat dissipation area increase, the power of whole lamp can accomplish usual one times of flat lamp or more.
First light source 2 described in the present embodiment is different from the photochromic or power of second light source 3.First light source 2 is photochromic for white light,
Second light source 3 is photochromic for warm light.
First light source 2, second light source 3, the photochromic or power of third light source 4 are different described in the present embodiment.First light source 2 is
White light is photochromic, and second light source 3 is photochromic for warm light, third light source 4 for white light but its power with first light source 2, second light source 3 not
It is identical.
Occupation mode, consumer can open simultaneously so light source, also can only open one or both of which, can be according to itself
Demand, selects the unlatching situation of each light source, during closing can a key close all light sources, it is easy to operate, be conducive to energy saving.
For the ordinary skill in the art, specific embodiment has only carried out exemplary retouch to the utility model
It states, it is clear that the utility model specific implementation is not subject to the restrictions described above, as long as employing the methodology of the utility model
Improvement or not improved that the design of the utility model and technical solution is direct with the various unsubstantialities of technical solution progress
Applied to other occasions, it is within the protection scope of the utility model.
Claims (5)
1. a kind of LED flat lamp of tunable optical including shell, light-emitting device, is equipped with light-emitting device in the shell, described to shine
Device includes illuminator, light guide plate, diffuser plate, reflective sheeting, and the diffuser plate, light guide plate, reflective sheeting overlap setting successively, described
Illuminator is arranged on light guide plate side, it is characterized in that：The illuminator includes first light source, second light source, further includes control light
The light adjusting system in source, the light adjusting system include control first light source first switch, control second light source second switch, can
The master switch of each way switch is controlled simultaneously；The first switch is in series with first light source, and second switch is mutually gone here and there with second light source
Connection, the circuit that circuit and second switch and the second light source that the first switch is in series with first light source are in series are in parallel,
The common point connection master switch of the parallel circuit；The illuminator is LED.
2. the LED flat lamp of tunable optical according to claim 1, it is characterised in that：The illuminator further includes third light
Source, the third light source and third switch are in series, third light source and the circuit that third switch is in series and first switch and the
The one light source circuit that is in series is in parallel.
3. the LED flat lamp of tunable optical as described in claim 1, it is characterised in that：The first light source and second light source
Photochromic or power is different.
4. the LED flat lamp of tunable optical as claimed in claim 2, it is characterised in that：The first light source, second light source,
The photochromic or power of three light sources is different.
5. the LED flat lamp of tunable optical according to claim 1, it is characterised in that：The shell is metal material, described
Light source is bonded setting with shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721221655.7U CN207500902U (en) | 2017-09-22 | 2017-09-22 | The LED flat lamp of tunable optical |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721221655.7U CN207500902U (en) | 2017-09-22 | 2017-09-22 | The LED flat lamp of tunable optical |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207500902U true CN207500902U (en) | 2018-06-15 |
Family
ID=62499190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721221655.7U Expired - Fee Related CN207500902U (en) | 2017-09-22 | 2017-09-22 | The LED flat lamp of tunable optical |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207500902U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113915908A (en) * | 2021-09-17 | 2022-01-11 | 海信（山东）冰箱有限公司 | A kind of refrigerator |
-
2017
- 2017-09-22 CN CN201721221655.7U patent/CN207500902U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113915908A (en) * | 2021-09-17 | 2022-01-11 | 海信（山东）冰箱有限公司 | A kind of refrigerator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180615 Termination date: 20190922 |