CN203261519U - Light-operated automatic light-adjusting LED photoflood lamp - Google Patents
Light-operated automatic light-adjusting LED photoflood lamp Download PDFInfo
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- CN203261519U CN203261519U CN201320166706.6U CN201320166706U CN203261519U CN 203261519 U CN203261519 U CN 203261519U CN 201320166706 U CN201320166706 U CN 201320166706U CN 203261519 U CN203261519 U CN 203261519U
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- light
- led
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- photoflood lamp
- automatic dimming
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Abstract
The utility model discloses a light-operated automatic light-adjusting LED photoflood lamp. The light-operated automatic light-adjusting LED photoflood lamp comprises a power supply adapter, a control device, a potentiometer, an LED panel, a photosensitive detecting element and a driving circuit. The power supply adapter is connected with the control device, the driving circuit and the photosensitive detecting element, and supplies power to the control device, the driving circuit and the photosensitive detecting element. The photosensitive detecting element is used for detecting light intensity of the ambient environment, and transmits a detecting result to the control device. The control device controls and adjusts the brightness of the LED panel according to the detecting result. The light-operated automatic light-adjusting LED photoflood lamp has the advantages that the brightness adjustment of the LED panel is free of manual operation, the control device controls and adjusts the brightness of the LED panel according to the light intensity detecting result obtained by the photosensitive detecting element, and the brightness adjustment is rapid and accurate.
Description
Technical field
The utility model belongs to electronic technology field, relates to a kind of LED photoflood lamp, relates in particular to a kind of LED photoflood lamp of light-control automatic dimming.
Background technology
The LED photoflood lamp is the photography light filling equipment take the LED light-emitting diode as luminous element.The required voltage of LED lamp work is low, lamp efficiency is high, volume is little, the life-span is long, fast response time, strong, the energy-conserving and environment-protective of shock resistance, and use can be connected from different photographic equipments.
The intensity of light of LED lamp often will be adjusted according to the needs of shooting environmental, and traditional LED photoflood lamp reaches the purpose of brightness adjusting by regulating light-control knob.Shortcoming is, it is larger that the user carries out the manual adjustment difficulty, and the too bright exposure of brightness is excessively strong; Brightness does not too secretly reach the effect that needs, and usually needs repeatedly to regulate just to reach desirable effect, wastes time and energy.
The utility model content
The purpose of this utility model is, for the deficiencies in the prior art, on the basis of existing apparatus, set up a photosensitive detection device, pass to control device for detection of the light intensity in the environment and with testing result, control device is regulated the lamplight brightness of LED panel by drive circuit according to testing result.
For reaching this purpose, the utility model by the following technical solutions:
A kind of LED photoflood lamp of light-control automatic dimming, comprise power supply adaptor, control device, potentiometer, LED panel, drive circuit, described power supply adaptor is connected with control device, drive circuit respectively, described control device is connected with potentiometer, and described control device links to each other with the LED panel by drive circuit, also comprise photosensitive detection device, described photosensitive detection device one end is connected with described power supply adaptor, and the other end links to each other with described control device.
Further, also comprise pressurizer, power supply adaptor is connected with control device, drive circuit, photosensitive detection device respectively by described pressurizer.
Preferably, described photosensitive detection device is photodiode.
Preferably, described pressurizer is 78L05 fixed voltage three terminal integrated voltage stabilizer.
Further, described control device is single-chip microcomputer.
Preferably, described single-chip microcomputer is the S3F9488 single-chip microcomputer.
Preferably, described drive circuit is PT4115 high light modulation ratio LED constant-flow driver.
Preferably, described photosensitive detection device is arranged on top, left side or the right side of described LED panel.
Further, described photosensitive detection device feeds back to described control device for detection of the light intensity of surrounding environment and with testing result.
The beneficial effects of the utility model are: a kind of LED photoflood lamp of light-control automatic dimming, comprise power supply adaptor, control device, potentiometer, LED panel and drive circuit, power supply adaptor is connected with control device, drive circuit respectively and powers, control device is connected with potentiometer, and link to each other with the LED panel by drive circuit, also comprise photosensitive detection device, photosensitive detection device one end is connected with power supply adaptor, and the other end links to each other with control device.Also comprise pressurizer, power supply adaptor is connected with control device, drive circuit, photosensitive detection device respectively by pressurizer.Photosensitive detection device detects the light intensity of surrounding environment, and testing result is transferred to control device, and control device carries out regulating and controlling according to testing result to the brightness of LED panel.Use the device in the utility model, the brightness of LED panel does not need manually to carry out manual adjustments, and control device is controlled the LED panel according to the testing result of photosensitive detection device, and brightness adjusting is accurate rapidly.
Description of drawings
Fig. 1 is the device connection diagram of light-control automatic dimming LED photoflood lamp.
Among the figure:
1, potentiometer; 2, control device; 3, drive circuit; 4, LED panel; 5, photosensitive detection device; 6, power supply adaptor; 7, pressurizer.
Embodiment
Further specify the technical solution of the utility model below in conjunction with accompanying drawing and by embodiment.
Fig. 1 is the device connection diagram of a kind of light-control automatic dimming LED photoflood lamp of providing of the utility model embodiment.
A kind of light-control automatic dimming LED photoflood lamp comprises potentiometer 1, control device 2, drive circuit 3, LED panel 4, photosensitive detection device 5, power supply adaptor 6 and pressurizer 7.Photosensitive detection device 5 is photodiode; Control device 2 is the S3F9488 single-chip microcomputer; Drive circuit 3 is PT4115 high light modulation ratio LED constant-flow driver.
Its course of work is: connect the 220V AC power, behind power supply adaptor and 78L05 fixed voltage three terminal integrated voltage stabilizer, become the direct current of 5V, be respectively S3F9488 single-chip microcomputer, PT4115 constant-flow driver and photodiode power supply, the potentiometer that adjusting links to each other with the S3F9488 single-chip microcomputer, the LED panel is luminous, photodiode begins to detect the light intensity of surrounding environment, and testing result passed to the S3F9488 single-chip microcomputer, single-chip microcomputer and preset value compare, if be higher than preset value, then reduce the brightness of LED panel by the PT4115 constant-flow driver; If be lower than preset value, then improve the brightness value of LED panel by the PT4115 constant-flow driver.
Below only with embodiment the utility model is illustrated, but the utility model is not limited to above-mentioned outward appearance illustration, more should not consist of any restriction of the present utility model.As long as any improvement or modification that the utility model is done all belong within the protection range of the utility model claim opinion.
Claims (9)
1. the LED photoflood lamp of a light-control automatic dimming, comprise power supply adaptor (6), control device (2), potentiometer (1), LED panel (4), drive circuit (3), described power supply adaptor (6) respectively with control device (2), drive circuit (3) is connected, described control device (2) is connected with potentiometer (1), and described control device (2) links to each other with LED panel (4) by drive circuit (3), it is characterized in that: also comprise photosensitive detection device (5), described photosensitive detection device (5) one ends are connected with described power supply adaptor (6), and the other end links to each other with described control device (2).
2. the LED photoflood lamp of a kind of light-control automatic dimming according to claim 1, it is characterized in that: also comprise pressurizer (7), power supply adaptor (6) is connected with control device (2), drive circuit (3), photosensitive detection device (5) respectively by described pressurizer (7).
3. the LED photoflood lamp of a kind of light-control automatic dimming according to claim 1, it is characterized in that: described photosensitive detection device (5) is photodiode.
4. the LED photoflood lamp of a kind of light-control automatic dimming according to claim 2, it is characterized in that: described pressurizer (7) is 78L05 fixed voltage three terminal integrated voltage stabilizer.
5. the LED photoflood lamp of a kind of light-control automatic dimming according to claim 1, it is characterized in that: described control device (2) is single-chip microcomputer.
6. the LED photoflood lamp of a kind of light-control automatic dimming according to claim 5, it is characterized in that: described single-chip microcomputer is the S3F9488 single-chip microcomputer.
7. the LED photoflood lamp of a kind of light-control automatic dimming according to claim 1, it is characterized in that: described drive circuit (3) is PT4115 high light modulation ratio LED constant-flow driver.
8. the LED photoflood lamp of a kind of light-control automatic dimming according to claim 1, it is characterized in that: described photosensitive detection device (5) is arranged on top, left side or the right side of described LED panel (4).
9. according to claim 1 or the LED photoflood lamp of any light-control automatic dimming described in 8, it is characterized in that: described photosensitive detection device (5) feeds back to described control device (2) for detection of the light intensity of surrounding environment and with testing result.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320166706.6U CN203261519U (en) | 2013-04-03 | 2013-04-03 | Light-operated automatic light-adjusting LED photoflood lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320166706.6U CN203261519U (en) | 2013-04-03 | 2013-04-03 | Light-operated automatic light-adjusting LED photoflood lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203261519U true CN203261519U (en) | 2013-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320166706.6U Expired - Fee Related CN203261519U (en) | 2013-04-03 | 2013-04-03 | Light-operated automatic light-adjusting LED photoflood lamp |
Country Status (1)
| Country | Link |
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| CN (1) | CN203261519U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104640282A (en) * | 2013-11-12 | 2015-05-20 | 深圳市海洋王照明工程有限公司 | Dimmable LED circuit |
| CN104640301A (en) * | 2013-11-13 | 2015-05-20 | 深圳市海洋王照明工程有限公司 | Illumination circuit |
| CN107295732A (en) * | 2017-07-11 | 2017-10-24 | 北京金茂绿建科技有限公司 | One kind sensing lamp brightness adjusting method and device |
-
2013
- 2013-04-03 CN CN201320166706.6U patent/CN203261519U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104640282A (en) * | 2013-11-12 | 2015-05-20 | 深圳市海洋王照明工程有限公司 | Dimmable LED circuit |
| CN104640301A (en) * | 2013-11-13 | 2015-05-20 | 深圳市海洋王照明工程有限公司 | Illumination circuit |
| CN107295732A (en) * | 2017-07-11 | 2017-10-24 | 北京金茂绿建科技有限公司 | One kind sensing lamp brightness adjusting method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131030 Termination date: 20210403 |
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| CF01 | Termination of patent right due to non-payment of annual fee |