CN203261517U - LED photoflood lamp capable of accurately displaying brightness and color temperature - Google Patents
LED photoflood lamp capable of accurately displaying brightness and color temperature Download PDFInfo
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- CN203261517U CN203261517U CN2013201658387U CN201320165838U CN203261517U CN 203261517 U CN203261517 U CN 203261517U CN 2013201658387 U CN2013201658387 U CN 2013201658387U CN 201320165838 U CN201320165838 U CN 201320165838U CN 203261517 U CN203261517 U CN 203261517U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
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Abstract
The utility model discloses an LED photoflood lamp capable of accurately displaying brightness and color temperature. The LED photoflood lamp comprises a power switching circuit, a signal input circuit, a single-chip microcomputer, a driving circuit, a display device and an LED lamp plate. An output end of the power switching circuit is connected with an input end of the single-chip microcomputer. An output end of the signal input circuit is connected with the input end of the single-chip microcomputer. An output end of the single-chip microcomputer is connected with an input end of the driving circuit and an input end of the display device. An output end of the driving circuit is connected with the LED lamp plate. The LED photoflood lamp is capable of independently controlling and freely changing the brightness and the color temperature, and the parameter values of the brightness and the color temperature are displayed on a display screen in real time; in addition, by adopting a soft light plate and a baffle plate, soft light is created, so that people's different requirements towards light intensity and color temperature effect of the photoflood lamp are satisfied.
Description
Technical field
The utility model relates to a kind of LED photoflood lamp, relates in particular to the LED photoflood lamp of a kind of accurate display brightness and colour temperature.
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.
In order to satisfy different people to the different demands of photographic effects, need to regulate brightness and the colour temperature of lamp, when using traditional LED photoflood lamp, realize respectively the purpose of brightness adjusting and colour temperature by regulating light-control knob and color-temperature regulating knob, but this kind product has certain limitation, be exactly can not independent regulation brightness and colour temperature, colour temperature changes thereupon when being brightness adjusting, brightness also changes thereupon when regulating colour temperature, and the user does not know brightness and the colour temperature of practical adjustments in adjustment process, make troubles to people; In addition, the light luminance of sometimes getting from photoflash lamp is too high, produces high hot spot at portrait and other shot object easily, causes relatively poor photography visual effect.
The utility model content
For above-mentioned deficiency, the utility model provides the LED photoflood lamp of a kind of accurate display brightness and colour temperature, it can independently control brightness and colour temperature with free conversion LED photoflood lamp, instant playback is regulated on display screen simultaneously luminance parameter value and color temperature parameters value, be convenient for people to brightness adjusting and colour temperature, simultaneously, utilize the softbox and the baffle plate that arrange to build soft light, satisfy people to the different demands of photography atmosphere and effect.
To achieve these goals, the utility model is by the following technical solutions:
The LED photoflood lamp of a kind of accurate display brightness and colour temperature, comprise power-switching circuit, signal input circuit, single-chip microcomputer, drive circuit, display unit and LED lamp plate, described power-switching circuit output is connected with the input of described single-chip microcomputer, the output of described signal input circuit is connected with the input of described single-chip microcomputer, the output of described single-chip microcomputer is connected with the input of described drive circuit and the input of display unit respectively, and the output of described drive circuit is connected with the LED lamp plate.
Further, described power-switching circuit comprises AC adapter and filtering voltage regulation pipe, and the output of described AC adapter is connected with the input of described filtering voltage regulation pipe, and the output of described filtering voltage regulation pipe is connected with the input of described single-chip microcomputer.
Further, described signal input circuit comprises luminance potentiometer and colour temperature regulator potentiometer, and the output of described luminance potentiometer is connected output and is connected with the input of single-chip microcomputer respectively with the colour temperature regulator potentiometer.
Further, described display unit is the LCD display of display brightness value and color temperature value.
Further, described drive circuit comprises that warm tones drives constant-current circuit and cool tone drives constant-current circuit, and single-chip microcomputer drives constant-current circuit by warm tones respectively and is connected with the LED lamp plate with cool tone driving constant-current circuit.
Further, be provided with a plurality of LED lamps on the described LED lamp plate.
Further, described LED lamp plate places in the shell, is provided with interior slot and outer slot on the described shell, is provided with baffle plate in the outer slot, is provided with softbox in the interior slot, can build the multiple demand that softer light satisfies people with softbox.
The beneficial effects of the utility model are: the utility model adopts luminance potentiometer and colour temperature regulator potentiometer to connect respectively single-chip microcomputer, by the brightness of chip microcontroller LED photoflood lamp and the independent regulation of colour temperature, simultaneously, on luminance parameter value and the color temperature parameters value is connected with single-chip microcomputer is connected the LCD display, regulate needed brightness and colour temperature by observing each parameter value more convenient and quicker ground, in addition, can use the baffle plate and the softbox that arrange on the LED lamp plate shell can adjust softer light, to build better photoflood lamp light intensity and colour temperature effect.
Description of drawings
Fig. 1 is the schematic block circuit diagram of the utility model embodiment;
Fig. 2 is the structural representation of the LED lamp plate of the utility model embodiment;
Among the figure:
3, LED lamp; 4, baffle plate; 5, softbox; 6, AC adapter; 7, filtering voltage regulation pipe; 8, cool tone drives constant-current circuit; 9, warm tones drives constant-current circuit; 10, single-chip microcomputer; 12, luminance potentiometer; 15, colour temperature regulator potentiometer; 18, LCD display; 20, LED lamp plate;
Embodiment
Referring to accompanying drawing, embodiment of the present utility model is described in detail.
Fig. 1 is the schematic block circuit diagram of the utility model embodiment; Fig. 2 is the structural representation of lamp plate among the utility model embodiment; Shown in Fig. 1 to 2, the LED photoflood lamp of a kind of accurate display brightness of the present utility model and colour temperature, comprise power-switching circuit, signal input circuit, single-chip microcomputer 10, drive circuit, display unit and LED lamp plate 20, described power-switching circuit output is connected with the input of described single-chip microcomputer 10, the output of described signal input circuit is connected with the input of described single-chip microcomputer 10, the output of described single-chip microcomputer 10 is connected with the input of described drive circuit and the input of display unit respectively, and the output of described drive circuit is connected with LED lamp plate 20.
Described power-switching circuit comprises AC adapter 6 and filtering voltage regulation pipe 7, wherein, the input of described AC adapter 6 is electrically connected with the city, the output of described AC adapter 6 is connected with the input of described filtering voltage regulation pipe 7, and the output of described filtering voltage regulation pipe 7 is connected with the input of described single-chip microcomputer 10.
Described signal input circuit comprises luminance potentiometer 12 and colour temperature regulator potentiometer 15, and the output that the output of described luminance potentiometer 12 is connected with the colour temperature regulator potentiometer is connected with the input of single-chip microcomputer 10 respectively.
Described display unit is the LCD display 18 of display brightness value and color temperature value, and wherein, the brightness value excursion is 10%-100%, and the color temperature value excursion is 3200K-5600K.
Described drive circuit comprises that warm tones drives constant-current circuit 9 and cool tone drives constant-current circuit 8, and single-chip microcomputer 10 drives constant-current circuit 9 by warm tones respectively and is connected with LED lamp plate 20 with cool tone driving constant-current circuit 8.
Be provided with a plurality of LED lamps 3 on the described LED lamp plate.
Described LED lamp plate places in the shell, is provided with interior slot and outer slot on the described shell, is provided with baffle plate 4 in the outer slot, is provided with softbox 5 in the interior slot.
During implementation, AC adapter 6 in the power-switching circuit converts the 220V electric main to the 12V direct current, the output of AC adapter 6 is connected with the input of filtering voltage regulation pipe 7, by filtering voltage regulation pipe 7 outputs output 5V direct current, be used for to single-chip microcomputer and the power supply of other peripheral cells, when the luminance potentiometer 12 in user's operation signal input circuit and colour temperature regulator potentiometer 15, luminance potentiometer 12 and colour temperature regulator potentiometer 15 outputs are output brightness and colour temperature conditioning signal respectively, the input of single-chip microcomputer 10 receives signal instruction, output output two-way pwm signal at single-chip microcomputer 10, one road pwm signal drives constant-current circuit 9 by warm tones and controls warm colour LED, another road pwm signal drives constant-current circuit 8 by cool tone and controls cool colour LED, warm tones drives constant-current circuit 9 and cool tone drives the rated working current value that constant-current circuit 8 is respectively applied to keep the LED lamp 3 in warm colour LED lamp group and the cool colour LED lamp group, finally realizes colour temperature free adjustment (being changed to 5600K from 3200K) and the brightness free adjustment (being changed to 100% from 10%) of LED photoflood lamp.Simultaneously, the output of single-chip microcomputer 10 is connected with the input of LCD display 18, luminance parameter value and the color temperature parameters value of regulating are exported and be shown on the LCD display 18, can regulate needed brightness and colour temperature in more convenient and quicker ground by observing each parameter value variation.
The utility model is provided with LED lamp plate 20 in the enclosure, be provided with interior slot and outer slot on the shell, be provided with baffle plate 4 in the outer slot, be provided with softbox 5 in the interior slot, diffuse reflection principle by baffle plate 4 and 5 pairs of LED light irradiations of softbox light, regulate intensity and the soften of light, satisfied the demand of people to different photographic effects.
Above embodiment only is used for explaining know-why of the present utility model and characteristic; and can not be interpreted as by any way restriction to the utility model protection range; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (8)
1. the LED photoflood lamp of an accurate display brightness and colour temperature, comprise power-switching circuit, signal input circuit, single-chip microcomputer, drive circuit, display unit and LED lamp plate, it is characterized in that, described power-switching circuit output is connected with the input of described single-chip microcomputer, the output of described signal input circuit is connected with the input of described single-chip microcomputer, the output of described single-chip microcomputer is connected with the input of described drive circuit and the input of display unit respectively, and the output of described drive circuit is connected with the LED lamp plate.
2. the LED photoflood lamp of a kind of accurate display brightness according to claim 1 and colour temperature, it is characterized in that, described power-switching circuit comprises AC adapter and filtering voltage regulation pipe, the output of described AC adapter is connected with the input of described filtering voltage regulation pipe, and the output of described filtering voltage regulation pipe is connected with the input of described single-chip microcomputer.
3. the LED photoflood lamp of a kind of accurate display brightness according to claim 1 and colour temperature, it is characterized in that, described signal input circuit comprises luminance potentiometer and colour temperature regulator potentiometer, and the output of described luminance potentiometer is connected output and is connected with the input of single-chip microcomputer respectively with the colour temperature regulator potentiometer.
4. the LED photoflood lamp of a kind of accurate display brightness according to claim 1 and colour temperature is characterized in that, described display unit is the LCD display of display brightness value and color temperature value.
5. the LED photoflood lamp of a kind of accurate display brightness according to claim 1 and 2 and colour temperature, it is characterized in that, described drive circuit comprises that warm tones drives constant-current circuit and cool tone drives constant-current circuit, and single-chip microcomputer drives constant-current circuit by warm tones respectively and is connected with the LED lamp plate with cool tone driving constant-current circuit.
6. the LED photoflood lamp of a kind of accurate display brightness according to claim 1 and colour temperature is characterized in that, is provided with a plurality of LED lamps on the described LED lamp plate.
7. the LED photoflood lamp of a kind of accurate display brightness according to claim 6 and colour temperature is characterized in that, described LED lamp plate places in the shell.
8. the LED photoflood lamp of a kind of accurate display brightness according to claim 7 and colour temperature is characterized in that, is provided with interior slot and outer slot on the described shell, is provided with baffle plate in the outer slot, is provided with softbox in the interior slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201658387U CN203261517U (en) | 2013-04-03 | 2013-04-03 | LED photoflood lamp capable of accurately displaying brightness and color temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201658387U CN203261517U (en) | 2013-04-03 | 2013-04-03 | LED photoflood lamp capable of accurately displaying brightness and color temperature |
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| Publication Number | Publication Date |
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| CN203261517U true CN203261517U (en) | 2013-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013201658387U Expired - Lifetime CN203261517U (en) | 2013-04-03 | 2013-04-03 | LED photoflood lamp capable of accurately displaying brightness and color temperature |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103595983A (en) * | 2013-11-08 | 2014-02-19 | 中科创达软件股份有限公司 | Method and device for using camera as optical sensor |
| CN104597694A (en) * | 2014-12-25 | 2015-05-06 | 深圳市日晖达电子有限公司 | Flashlight with adjustable light emitting color temperature |
| CN105142280A (en) * | 2015-08-28 | 2015-12-09 | 昂赛微电子（上海）有限公司 | Flash lamp dimming driving current control circuit and control method thereof |
| CN107172738A (en) * | 2017-05-11 | 2017-09-15 | 杭州新湖电子有限公司 | A kind of network film lamp system |
| CN107272303A (en) * | 2017-05-11 | 2017-10-20 | 杭州新湖电子有限公司 | A kind of photographic lamp system |
| CN109068434A (en) * | 2018-04-11 | 2018-12-21 | 长春中国光学科学技术馆 | A kind of displaying device adjusting colour temperature and brightness |
-
2013
- 2013-04-03 CN CN2013201658387U patent/CN203261517U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103595983A (en) * | 2013-11-08 | 2014-02-19 | 中科创达软件股份有限公司 | Method and device for using camera as optical sensor |
| CN104597694A (en) * | 2014-12-25 | 2015-05-06 | 深圳市日晖达电子有限公司 | Flashlight with adjustable light emitting color temperature |
| CN105142280A (en) * | 2015-08-28 | 2015-12-09 | 昂赛微电子（上海）有限公司 | Flash lamp dimming driving current control circuit and control method thereof |
| CN105142280B (en) * | 2015-08-28 | 2018-03-02 | 昂赛微电子（上海）有限公司 | Flash lamp dims driving current control circuit and control method |
| CN107172738A (en) * | 2017-05-11 | 2017-09-15 | 杭州新湖电子有限公司 | A kind of network film lamp system |
| CN107272303A (en) * | 2017-05-11 | 2017-10-20 | 杭州新湖电子有限公司 | A kind of photographic lamp system |
| CN107172738B (en) * | 2017-05-11 | 2019-02-05 | 杭州新湖电子有限公司 | A kind of network-based film lamp system |
| CN107272303B (en) * | 2017-05-11 | 2019-09-20 | 杭州新湖电子有限公司 | A kind of photographic lamp system |
| CN109068434A (en) * | 2018-04-11 | 2018-12-21 | 长春中国光学科学技术馆 | A kind of displaying device adjusting colour temperature and brightness |
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| C14 | Grant of patent or utility model | ||
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| CX01 | Expiry of patent term |
Granted publication date: 20131030 |
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| CX01 | Expiry of patent term |