CN201412743Y - Multi-purpose photoflood lamp - Google Patents
Multi-purpose photoflood lamp Download PDFInfo
- Publication number
- CN201412743Y CN201412743Y CN2009201483808U CN200920148380U CN201412743Y CN 201412743 Y CN201412743 Y CN 201412743Y CN 2009201483808 U CN2009201483808 U CN 2009201483808U CN 200920148380 U CN200920148380 U CN 200920148380U CN 201412743 Y CN201412743 Y CN 201412743Y
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- CN
- China
- Prior art keywords
- lamp
- power
- flash
- circuit
- brightness led
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The utility model relates to a multi-purpose photoflood lamp, in particular to a luminaire of a secondary light source for photo taking and camera shooting. The multi-purpose photoflood lamp consistsof a lamp shell, a reflector, a high-power and high-brightness LED lamp and a control circuit, wherein the reflector is installed at the upper part in front of the lamp shell; the high-power and high-brightness LED lamp is installed at the front part of the reflector; the control circuit is installed inside the lamp shell; and a flash and camera shooting selecting switch, a power switch, a flash and stroboflash selecting switch, a quiescent interval adjusting button and a flash time adjusting button are installed behind the lamp shell. The multi-purpose photoflood lamp utilizes the characteristics of the high-power and high-brightness LED lamp, and can simultaneously realize the functions of flash, stroboflash and camera shooting by the control circuit. As far as the functions are concerned, the photoflood lamp can be matched with digital cameras for use. In addition, as the high-power and high-brightness LED lamp and an energy-saving circuit are adopted, the multi-purpose photoflood lamp is more energy-saving.
Description
Technical field
A kind of multipurpose photography luminaire relates to a kind of light fixture that is used to the secondary light source of taking pictures, making a video recording.
Background technology
At present, when using existing flash lamp to take a picture, the cameraman can't utilize the light-inletting quantity of the fast gate control flash lamp of camera, is implemented in the purpose that changes the dynamic degree of object under the flash illumination condition, also can't see the illuminating effect of flash lamp in advance.This not only makes the cameraman feel the inconvenience of using up, and has also influenced the performance of some photography subject matters simultaneously.General in addition digital camera all has camera function, but the illumination that existing flash lamp all can't be used to make a video recording has influenced photographic effect.In addition, traditional flash lamp adopts flash tube that light source is provided.Use the flash tube energy consumption than higher.
The utility model content
The purpose of this utility model provides a kind of when photography, has the auxiliary lamp of flash of light, stroboscopic and camera function.
Multipurpose photography luminaire of the present utility model is made of lamp housing, reflector, high-power, high-brightness LED lamp and control circuit; Reflector is contained in the top of lamp housing front; High-power, high-brightness LED lamp is contained in the front portion of reflector; Control circuit is contained in the lamp housing; Flash of light, shooting selector switch are housed, power switch, flash of light, stroboscopic selector switch, intermittent time adjusting knob and flash time adjusting knob in the lamp housing back.
Hot shoe socket or universal connection support by camera is fixed together photography luminaire and digital camera (video camera) in actual use, needs according to actual conditions are adjusted the position that photography luminaire is provided with switch and knob, realize synchronous shooting flash of light, stroboscopic illumination or shooting illumination purposes.
Characteristic high-power, high-brightness LED lamp that this multipurpose photography luminaire has utilized, and, can realize the function of flash of light, stroboscopic and shooting simultaneously by control circuit.With regard to its function, can use with the function match of digital machine fully.In addition, owing to adopted high-power, high-brightness LED lamp and just energy-saving circuit mutually, make that this multipurpose photography luminaire is more energy-conservation.
Description of drawings
Fig. 1 is the front elevational schematic of this multipurpose photography luminaire;
Fig. 2 is the schematic rear view of this multipurpose photography luminaire;
Fig. 3 is the control circuit figure of this multipurpose photography luminaire.
The specific embodiment
Multipurpose photography luminaire of the present utility model is made of lamp housing 1, reflector 2, high-power, high-brightness LED lamp 3 and control circuit; Reflector 2 is contained in the top of lamp housing 1 front; High-power, high-brightness LED lamp 3 is contained in the front portion of reflector 2; Control circuit is contained in the lamp housing 1; Flash of light, shooting selector switch 7 are housed, power switch 6, flash of light, stroboscopic selector switch 8, intermittent time adjusting knob 5 and flash time adjusting knob 9 in the lamp housing back.Use 4 power as 3W, colour temperature as high-power, the high-brightness LED of 5000K or 3500K as light source, give circuit supply with No. five lithium batteries 4 of two pieces of 3.6V, adopt IC
1And IC
2Form control circuit and current advanced high-power, the high-brightness LED constant-current drive circuit of switching regulator Deng components and parts, realized the control that shutter high-power, high-brightness LED is triggered attitude (being used for the synchronization flash photography), flashes attitude (being used for stroboscope photograph) and three kinds of working methods of normal bright attitude (being used for shooting).
1, stroboscopic (flashing) circuit: at first with K switch
1Get to and flash the position, it is by IC
1(NE555), diode D
1,, D
2,, capacitor C
2,, resistance R
3,, R
4, variable resistor W
1,, W
2Form the oscillating circuit of EDM Generator of Adjustable Duty Ratio, the bright time is by W
1,R
3,D
1,D
2Decision, adjustable range: 10 milliseconds---200 milliseconds, W
2The more little bright time of resistance is short more.
K switch
1With IC
12,6,7 pin link to each other, and respectively with diode D
1,, D
2,, capacitor C
2,An end link to each other diode D
2,The other end and resistance R
4,With variable resistor W
2,Link to each other, and pass through resistance R
3,, R
2, capacitor C
1,Link diode D with the triggering input
1,The other end and variable resistor W
1,Link to each other, also pass through resistance R
3,, R
2, capacitor C
1,Link resistance R with an end that triggers input
1, and capacitor C
1,And connect capacitor C
2,The other end other end that triggers input link IC
13 pin and the IC in the energy-saving circuit
23 pin link to each other IC
14 pin and the 1 pin (see figure 3) that links to each other with the both positive and negative polarity of circuit respectively.
Concrete operation principle: work as C
2Voltage drops to 1/3V
CThe time (V
C-supply voltage), IC
1-7. pin ends → IC by the conducting change
1-3. pin V ↑ → R
7→ IC
2-3. pin V ↑ → high-power, high-brightness LED is luminous → V
1Through R
3, W
3, D
1Begin C
2Charging → C
2Voltage ↑ → be elevated to 2/3V
CTime → IC
17. pin conducting → IC
1-3. pin V ↓ → high-power, high-brightness LED secretly goes out → C
2Pass through D
2R
4W
2IC
17. (discharge time is by W in the pin discharge
2Adjusting) works as C
2Voltage drop to 1/3V
CTime → IC
1-3. pin jumps back to high level again, so just finished one account for, null cycle.
2, flash state circuit: with K
1Push trigger position, it is by IC
1, capacitor C
1, C
2, resistance R
1, R
2, R
3, R
4, diode D
2, variable resistor W
2Form single-shot trigger trigger, W
2Transfer the monostable time, adjustable range 0.1S-1S.The monostable time is by C
2D
1W
1R
3Determine W
1The big more monostable time of resistance is long more.
Its connected mode is identical with stroboscopic (flashing) circuit, just passes through K switch
1Control its state.
Concrete principle: during stable state, C
2Voltage is 0, IC
1-3. pin and 7. pin be low level, 2. pin high level, → IC
13. pin V ↓ → R
7→ IC
2→ 3. pin V ↓ → high-power, high-brightness LED secretly goes out.Triggering signal as short circuit arrives input time → C
1→ IC
1-2. pin → circuit enters temporarily steady state → IC
1-3. pin V ↑ → R
7→ IC
2→ 3. V ↑ → high-power, high-brightness LED is bright, IC simultaneously
17. pin open circuit, V
CPass through R
3→ W
1→ D
1Give C
2C is worked as in charging
2Voltage rises to 2/3V
CThe time, temporarily steady state finishes → gets back to stable state → high-power, high-brightness LED again and secretly goes out → till next triggering signal arrival.
3, shooting is to make high-power, high-brightness LED lamp be in normally open and get final product.High-power, high-brightness LED belongs to the negative resistance components and parts, and this lamp has increased by IC before high-power, high-brightness LED
2, resistance R
5, R
6, R
7, capacitor C
4, C
5, C
6And inductance L
1Deng the resistance in the device element composition switching regulator constant current driving energy-saving circuit replacement traditional circuit, can play further energy-conservation effect.
Claims (4)
1, a kind of multipurpose photography luminaire is made of lamp housing, reflector, high-power, high-brightness LED lamp and control circuit; Reflector is contained in the top of lamp housing front; It is characterized in that high-power, high-brightness LED lamp is contained in the front portion of reflector; Control circuit is contained in the lamp housing; Flash of light, shooting selector switch are housed, power switch, flash of light, stroboscopic selector switch, intermittent time adjusting knob and flash time adjusting knob in the lamp housing back.
2, multipurpose photography luminaire according to claim 1 is characterized in that including in the control circuit stroboscopic circuit, and it is by IC
1, diode D
1,, D
2,, capacitor C
2,, resistance R
3,, R
4, variable resistor W
1,, W
2The oscillating circuit of forming EDM Generator of Adjustable Duty Ratio.
3, multipurpose photography luminaire according to claim 1 is characterized in that including in the control circuit flash state circuit, and it is by IC
1, capacitor C
1, C
2, resistance R
1, R
2, R
3, R
4, diode D
2, variable resistor W
2Form single-shot trigger trigger, W
2Transfer the monostable time.
4, multipurpose photography luminaire according to claim 1 is characterized in that having increased by IC before high-power, high-brightness LED
2, resistance R
5, R
6, R
7, capacitor C
4, C
5, C
6And inductance L
1Form the resistance in the switching regulator constant current driving energy-saving circuit replacement traditional circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201483808U CN201412743Y (en) | 2009-04-07 | 2009-04-07 | Multi-purpose photoflood lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201483808U CN201412743Y (en) | 2009-04-07 | 2009-04-07 | Multi-purpose photoflood lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201412743Y true CN201412743Y (en) | 2010-02-24 |
Family
ID=41714627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201483808U Expired - Fee Related CN201412743Y (en) | 2009-04-07 | 2009-04-07 | Multi-purpose photoflood lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201412743Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103062634A (en) * | 2013-01-18 | 2013-04-24 | 刘敬中 | Portable photographic lamp with mobile power supply |
| WO2016041269A1 (en) * | 2014-09-17 | 2016-03-24 | 广州迦迅森国际贸易有限公司 | Hot shoe outdoor flashlight |
-
2009
- 2009-04-07 CN CN2009201483808U patent/CN201412743Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103062634A (en) * | 2013-01-18 | 2013-04-24 | 刘敬中 | Portable photographic lamp with mobile power supply |
| WO2016041269A1 (en) * | 2014-09-17 | 2016-03-24 | 广州迦迅森国际贸易有限公司 | Hot shoe outdoor flashlight |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100224 Termination date: 20110407 |