CN204576035U - A kind of external lamp light device for image documentation equipment - Google Patents
A kind of external lamp light device for image documentation equipment Download PDFInfo
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- CN204576035U CN204576035U CN201520186637.4U CN201520186637U CN204576035U CN 204576035 U CN204576035 U CN 204576035U CN 201520186637 U CN201520186637 U CN 201520186637U CN 204576035 U CN204576035 U CN 204576035U
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Abstract
The utility model discloses a kind of external lamp light device for image documentation equipment, it is characterized in that: comprise airframe structure, equipment central controller, mechanical interface one, data-interface is provided with in airframe structure, and open circuit and switch, described equipment central controller is connected with communication interface, sensor interface, data-interface, display interface, LED drive power able to programme and houselights data component, LED drive power able to programme connects many color LED light sources, many color LED light sources is provided with optical control device and heat abstractor.The utility model advantage is compared with prior art: external lamp light device of the present utility model can for providing multiple different light environment when image documentation equipment works, structure is simplified simultaneously, eliminate the external lamp light device of tradition for image documentation equipment work, as camera flash-light, the various filter parts needed, and solve light units photochromic single of traditional image documentation equipment, the not easily shortcoming such as adjustment.
Description
Technical field
The utility model relates to a kind of external lamp light device for image documentation equipment.
Background technology
Along with informationalized deeply development, with the electronic equipment of imaging function, as digital camera, smart mobile phone, Digital Video etc., is just more and more used in daily life or in work by people.As everyone knows, in the course of the work, the effect of light is extremely important for image documentation equipment, particularly very low at light intensity, and the non-constant of photochromic quality, when colour rendering is very low.Meanwhile, for the image work of some intention types, also need specific light to coordinate to reach final object.Therefore, the performance of performance to presentation content of the light units (as flashlamp) of image documentation equipment work is coordinated to have important effect.And the performance of corresponding light units directly affects the final mass of image documentation equipment output content.
At present, for coordinating the external lamp light device of digital image device generally to adopt gas-discharge tube mode to realize, very high guide number and illumination output can be realized.But meanwhile, it also has some shortcomings, and such as luminescent properties is wayward, drive complicated, power consumption is high, photochromic single etc.
Even if useful LED is as the external device of light source, the spectrum of its LED light source is also very single, and photochromic adjustment is very difficult, as shown in Figure 1.
Utility model content
The utility model is to solve above-mentioned deficiency, provides a kind of external lamp light device for image documentation equipment.
Above-mentioned purpose of the present utility model is realized by following technical scheme: a kind of external lamp light device for image documentation equipment, it is characterized in that: comprise airframe structure, equipment central controller is provided with in airframe structure, mechanical interface one, data-interface, and open circuit and switch, described equipment central controller is connected with communication interface, sensor interface, data-interface, display interface, LED drive power able to programme and houselights data component, LED drive power able to programme connects many color LED light sources, many color LED light sources are provided with optical control device and heat abstractor.
Be provided with device power supply (DPS) in described airframe structure, device power supply (DPS) connects LED drive power able to programme and equipment central controller.
The utility model advantage is compared with prior art: external lamp light device of the present utility model can for providing multiple different light environment when image documentation equipment works, structure is simplified simultaneously, eliminate the external lamp light device of tradition for image documentation equipment work, as camera flash-light, the various filter parts needed, and solve light units photochromic single of traditional image documentation equipment, the not easily shortcoming such as adjustment.
Accompanying drawing explanation
Fig. 1 is the spectrogram of common white light LEDs, wherein, and 1,2,3 spectrum representing the white light LEDs of different-colour.
Fig. 2 is structural representation of the present utility model.
Fig. 3 is the spectrogram of the LED of three kinds of different colours, the peak value of its spectrum in different wavelength coverages, 4,5,6 spectrum being respectively three kinds of different LED in figure.
Fig. 4 is the chromaticity coordinatess of three kinds of LED light spectrums in CIE chromaticity diagram, and wherein, A is the chromaticity coordinates point of LED light spectrum 4, and B is the chromaticity coordinates point of LED light spectrum 5, and C is the chromaticity coordinates point of LED light spectrum 6.
Fig. 5 is the position of chromaticity coordinates in CIE chromaticity diagram of the LED of multiple different spectrum and the polygon chromaticity range be made up of it.Wherein, (1) is the quadrilateral that four kinds of LED are formed, and wherein X1 point can by four kinds of LED being mixed to get through different proportion, and then light source can send the light of chromaticity coordinates in X1 position; (2) be the polygon that multiple LED is formed, wherein Xm point can by multiple LED being mixed to get through different proportion, and then light source can send the light of chromaticity coordinates in Xm position.
Fig. 6 is dissimilar LED form structure figure, wherein, (1) for single color chips adds silica gel packaging form, (2) for single color chips adds fluorescent powder and silica gel packaging form, (3) for many color chips cover transparent silica gel form, (4) for many color chips add silica-gel lens form, (5) add the COB packing forms of fluorescent powder for multi-chip.
Fig. 7 is many color LED light sources structural drawing, and (1) is overall appearance structural drawing; (2) be integrally-built explosive view.Wherein, 7 is optical lens, and 8 is reflection shield, and 9 is the light source board being with many colors LED, and 10 is heating radiator.
Fig. 8 is by the luminous mixed mixed spectra 11 and 12 of three kinds of LED modules with different colors.
Fig. 9 selects the LED of different characteristic color and spectrum can the whole area schematic of covering visible light.
The light source that Figure 10 is made up of multiple color LED can send continuously and can the mixed spectra schematic diagram of flexible modulation in different wave length position.
Figure 11 is the external lamp light device schematic diagram for image documentation equipment collaborative work, and (1) is front view, and (2) are rear view.Wherein, 7 is optical lens, and 13 is infrared window, and 14 is fixed knob, 15 is the connecting interface of light units and image documentation equipment, 16 is fuselage, and 17 is messagewindow, and 18 for controlling button or knob, 19 is switch, 20 is communication interface, and 21 is the connection rotating shaft of fuselage and the Lights section, and 22 is the Lights section shell.
Figure 12 is the connection diagram of the lighting fixture that image documentation equipment is invented therewith.
Figure 13 is circle many colors LED lamplight equipment schematic diagram that the fuselage mated with image documentation equipment is separated with light source, wherein, 7 is optical lens, 14 is fixed knob, and 15 is the connecting interface of light units and image documentation equipment, and 16 is fuselage, 17 is messagewindow, 18 for controlling button or knob, and 22 is the Lights section shell, and 23 is connecting line.
Figure 14 is the digital camera with many colors LED lamplight equipment of the present invention.
Figure 15 is the mobile phone with many colors LED lamplight equipment of the present invention.(1) for being provided with the front view of the mobile phone of many colors LED lamplight equipment; (2) be the rear view of mobile phone.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 2, a kind of external lamp light device for image documentation equipment of the present utility model, described light units 100 has oneself airframe structure 110, and light units 100 realizes machinery by corresponding mechanical interface 1 and the mechanical interface 2 310 of image documentation equipment 300 to be fixed and is connected, certainly, in the process used, light units can and image documentation equipment between just carry out work when not mechanical connection, light units 100 carries out exchanges data by the data-interface 2 320 that the data-interface 1 of oneself is corresponding to image documentation equipment 300 and control signal is transmitted, light units 100 has the signal that oneself open circuit and switch 140 are responsible for actuating equipment central controller 160 or control signal interface 130, control and the data processing of whole light units 100 are performed by equipment central controller 160, what be directly connected with equipment central controller 160 has the communication interface 150 being responsible for communicating, communication mode can be wired forms, also can be wireless, as WIFI, bluetooth, infrared, etc., in addition, in a device on pivot controller 160, by sensor interface 170, various sensor can be accessed, as temperature sensor data, photoelectric sensor data etc., equipment central controller 160 is responsible for receiving and processing from communication interface 150, sensor interface 170, the data of image documentation equipment data-interface 130, and perform corresponding computing and order, and corresponding light source executing state is sent to LED drive power 200 able to programme, the data received convert to by LED drive power 200 able to programme can perform the output parameter that information becomes driving power, and by corresponding parametric distribution to many color LED light source 230 Shang Ge roads (each color) LED upper (from 230-1 to 230-n), like this, many color LED light sources 230 will send corresponding light and mix in light-source chamber, mixed light will adjust the Light distribation of light in space through optical control device 240, reach user need light type and the place outputted to required for image documentation equipment work to coordinate image documentation equipment work.Due to certain heat can be sent when LED light source works, LED light source needs mate corresponding heat abstractor 220, timely the heat of generation is distributed the reliability and stability of the equipment of guarantee, and life of product.
The display interface 180 be connected to central controller can by the data of user's needs or information displaying on corresponding interface, and corresponding interface can be charactron, Electronic Paper form, and LCD, OLED, etc. the display unit of form.
In order to improve the dirigibility of light units 100, user also specifically can need to define corresponding light data according to oneself, then corresponding data are input in houselights data component 210, data can be the various forms of light data, as spectrum, colour temperature, color, colour rendering, etc., the data received send to equipment central controller 160 to understand by houselights data component 210, then, after the data received are understood compiling by equipment central controller 160, convert the parameter that can work to, and send to each part needed in light units, as LED drive power 200 able to programme, the mixed light allowing many color LED light sources 230 can send user to want.
In system, the device power supply (DPS) 190 carried by equipment for the energy that the light units 100 of image documentation equipment is required at work provides, device power supply (DPS) can be battery forms, also can be the energy storage component of other type, as electric capacity, or be directly connected with civil power and convert the form of power of equipment needs to, etc.Device power supply (DPS) 190 not only can provide electric energy to make LED light source luminous to driving power, and the electric energy required for central controller 160 is also provided by device power supply (DPS) 190.
In addition, in image documentation equipment 300, except the mechanical interface 310 that is directly connected with light units and data-interface 320, image documentation equipment also has other corresponding various parts 330 to realize its function, owing to not relating to scope of the present invention, for the structure that it is detailed, description no longer detailed here.
LED light emitting source of the present utility model is made up of the LED of more than at least 3 kinds or 3 kinds different colours, the LED of often kind of color has its specific spectrum, as shown in Figure 3, and then its spectrum can calculate its corresponding color dot (i.e. chromaticity coordinates x by conversion, y), the corresponding chromaticity coordinates point on CIE (the Commission Internationale de L'Eclairage) chromatic diagram of standard of this color dot, chromaticity coordinates corresponding to the LED point of such three kinds of different colours can form a triangle in CIE chromaticity diagram, as shown in Figure 4, the luminous energy of often kind of LED is controlled by the driving power with multiple-channel output, and then any color that can blend within triangle, its chromaticity coordinates can drop on any point within triangle, and the bulk strength of LED light emitting source or luminous flux can be changed by the quantity increasing or reduce the LED of often kind of color, also luminous intensity or the luminous flux of every paths of LEDs can be changed by each road output power changing driving power within the specific limits, finally change luminous intensity or the luminous flux of whole LED light source.
In addition, LED light source in the present invention is not limited to the LED only using color in 3, also four or more LED color type can be used to mix simultaneously, and export the mixed light finally blended, as shown in Figure 5, LED more than three kinds of color types drops on the diverse location of CIE chromaticity diagram respectively, it forms the polygon that has certain area, after LED drive power carries out point other control to every road, any color dot in whole profile can or part realization, the spectrum of mixed light can be changed like this by the driving parameter changing each paths of LEDs by the spectrum of the mixed light source of the LED of multiple color, as shown in Figure 5.Fig. 5 (1) is the quadrilateral that four kinds of LED are formed, and wherein X1 point can by four kinds of LED being mixed to get through different proportion, and then light source can send the light of chromaticity coordinates in X1 position; The polygon that Fig. 5 (2) is formed for multiple LED, wherein Xm point can by multiple LED being mixed to get through different proportion, and then light source can send the light of chromaticity coordinates in Xm position.Like this, the light emitting region of LED light source and color setting range all will become large greatly, and image documentation equipment can be allowed flexibly to work under different light environments.
LED form in light units can select single chips of different colours, and (chip form can be directly formed in vacuum moulding machine by semiconductor material, or the short-wave long light-emitting chip be first made up of semiconductor material, then after covering fluorescent powder thereon, color conversion is become aim colour), then the LED chip of different colours is assembled, form module; Also can use the integrated chip be made up of the LED chip of different colours, so integratedly can ensure compact dimensions, the feature such as easy for installation; In addition, the LED chip used also can be the chip of COB (CHIP-ON-BOARD) form, the LED chip of different colours is positioned on same substrate, then covers identical or different fluorescent powder and silica gel above to realize the luminescence of particular color.Concrete form as shown in Figure 6.
In LED light source, certain level is reached in order to enable the brightness degree of light units or luminous flux grade, the quantity of the LED of often kind of color can change flexibly, by using many to reach target call, or can decide a number of used LED according to certain ratio.
As a rule, during LED light source work, a large amount of heat can be produced, in order to improve the performance of LED light source, reliability, and the life-span, the heat of generation is needed to be distributed by heat abstractor timely, what be closely connected with the light source board of LED light emitting source is heat abstractor, and heat sink material can be aluminium radiator, heat-conducting plastic, or the heat sink material of other type, and the physical construction of material can ensure heat well conduction, convection current, as being usually designed to heat radiation Qi chip architecture.
In addition, because during image documentation equipment work be all the shooting to special object or recording, there is very strong directivity, this just has specific requirement to light, need to mate with the direction of camera lens with the flashlamp of its collaborative work, such coupling includes but are not limited in parallel, reverse with it, vertical etc., more need the light shape that flashlamp exports, i.e. luminous intensity distribution (light is in the distribution in space), certain correlativity is had with camera lens, final guarantee image documentation equipment can shoot desirable works under specific light environment, therefore, in the present invention, promising the providing in the front of LED light source controls the optical lens of light in space distribution, there is Reflecting shade structure at adjacent light source board place, such optical lens and reflection shield mating reaction, can ensure that the light that LED light source sends acts on through reflection shield and lens, as reflection, refraction, Deng optical effect, the light sent from flashlamp can meet the requirement to distribution of light object space, final guarantee image documentation equipment can obtain desirable light conditions.Certainly, a kind of conservative control reached light in both optical lens or reflection shield can also be used.In addition, except optical lens or the conventional mode of reflection shield these two kinds, also can reach by other optics control mode the need of work conservative control of light being met to image documentation equipment.
In equipment, the one-piece construction signal of whole many color LED light sources part is as shown in (1) and (2) in Fig. 7.
Like this, after providing different electrical quantitys to each paths of LEDs, as electric current, voltage, frequency, after amplitude etc. parameter, after the LED luminescence of different colours, through at reflection shield after mixing in lens, whole LED light source will send a kind of specific mixed light, it has its specific optical parameter, as spectrum, and luminous flux, brightness, colour temperature, color, colour rendering index, etc.Fig. 8 is by the luminous mixed mixed spectra of three kinds of color LED.And by the electrical quantity regulating it often to plant color LED, the mixed light finally sent also changes accordingly.
In addition, in order to the spectrum of mixed light can be more continuous and saturated, adjustability simultaneously also in order to spectrum is more flexible, can be adjusted by the color category increasing the LED used, in order to make mixed light all more continuous and adjustable within the scope of visible ray 380-780nm, the light units of invention can use multiple color LED to combine, and as shown in Figure 9, the LED with different characteristic color and spectrum can the whole region of covering visible light.By by these LED combination together, after luminous mixing, can to obtain very continuously and can the mixed spectra of flexible modulation in different wave length position, as shown in Figure 10.
LED drive power able to programme in invention is responsible for LED light source provides electricity characteristic to control, as a rule, the light units power supply of image documentation equipment is from battery, LED drive circuit is by changing the electric energy of device power supply (DPS), export LED light source required voltage, electric current, and the requirement such as power, simultaneously, LED drives the requirement meeting image documentation equipment and regulate the intensity of light and color, namely, its output voltage, electric current, power and response time, response frequency, pulse strength and frequency etc. all demand fulfillment image documentation equipment to the requirement of many color LED light sources, and these parameters can also be wanted to mate with camera, reach the flash of light under ideal conditions.LED lamplight device provides the power supply of electric power to have various ways for this reason, as traditional alkalescence or Ni-MH battery, also can be rechargeable lithium battary, or the supply unit of other form.Electric battery is connected with the input end of LED drive power, carrys out collaborative work.
The output parameter of LED drive power able to programme directly determines the light characteristic that LED light emitting source exports, and includes but not limited to light intensity, luminous flux, colour rendering, colour temperature, color, spectrum, chromaticity coordinates, etc. design parameter.The change of these parameters can be that the input current value by changing each paths of LEDs changes, and also can be the change of the PWM numerical value (comprising frequency, dutycycle, amplitude) to light adjusting circuit, or the control of the parameter of other similar driving circuit.All these controls have all been come by central control circuit system, in control circuit, comprise the central controller MCU of core, data exchange circuit, controling parameters distributor circuit, sensor interface circuitry, wireless interface circuit, and patterned optical output alternative pack etc.The interface form of control system can be push button, also can be touch-screen type, or telepilot character, or the automatic control form controlled by sensor.
This many color LED flashlamp, as shown in (1) and (2) in Figure 11, need and image documentation equipment, as digital camera, mobile phone, or video camera, carry out collaborative work, therefore, the LED external lamp electro-optical device in invention need with the flip flop equipment of image documentation equipment and joint connecting device collaborative work, follow corresponding technical standard and physical interface size, as the hot shoe interface of digital camera.Can ensure image documentation equipment operationally, external LED flash unit of the present invention can automatically trigger and work, for image documentation equipment provides light environment.Therefore, the automatic open circuit in apparatus of the present invention and physical connection port are responsible for the function of this part.Certainly, in the process used, light units can and image documentation equipment between just carry out collaborative work when not mechanical connection.Concrete form has certain adjustment according to the type of the image documentation equipment used, and sees embodiments of the invention part in detail.
Above various piece and parts are fitted together by the physical construction of this external light units, and as shown in Figures 12 and 13, its form can be varied.And the physical construction of LED light source part can adjust flexibly, as certain angular setting, rotate up and down and wait mechanical connection and adjustment, to ensure the work of more working in coordination with image documentation equipment.
As mentioned above, the external many colors LED lamplight equipment for image documentation equipment that the present invention proposes can directly be connected with image documentation equipment, is directly connected and controls to carry out collaborative work as the hot shoe by camera.
In addition, also can be worked in coordination with by wireless module, ensure that the lighting fixture that image documentation equipment is invented therewith carries out connecting and collaborative work.Simultaneously, because external flash light equipment has wireless module, can carry out between multiple equipment communicating and collaborative work, when image documentation equipment works, by the interlock of multiple equipment, the light environment that user needs can be createed, and due to the existence of wireless module, external light units can be separated with image documentation equipment, by radio communication, and also can collaborative work and triggering.
The light environment of many colors can be provided for the work of image documentation equipment by the integrated light units of above each several part, user can adjust the patterned optical output of this lighting system as required, specifically include but not limited to adjustment or change light intensity, luminous flux, colour rendering, colour temperature, color, spectrum, chromaticity coordinates, etc. design parameter.Meanwhile, the light output of this light units can be that after carrying out overall treatment in conjunction with the device parameter of image documentation equipment and other external luminous environment, the light that the parameter having central control system to send decides exports and corresponding light environment.Which type of such as, decided adopt parameter to export luminous environment by sensor.In addition, the target component numerical value that this light units also can set according to user, then according to the state of current image equipment, and the situation of external environment, carry out adjustment oneself state, to export specific luminous environment.
As shown in figure 14, for the digital camera with external lamp light device of the present invention, in system, by the hot shoe interface of digital camera, connect LED external lamp light device of the present invention, by hot shoe interface, external lamp light device and digital camera operationally link, user can regulate pattern or the light characteristic of light units, simultaneously by hot shoe interface, this light units can carry out exchanges data with camera, thus sets according to user, complete the interlock with digital camera, for digital camera provides more abundant luminous environment.Certainly, certainly, in the process used, light units also can not carry out machinery with the hot shoe interface of digital camera and be connected, and corresponding data interaction can wirelessly be carried out, as WIFI, bluetooth, the communication mode such as infrared.
LED lamplight equipment of the present invention also can be used as the external lamp light device of mobile phone, for providing multiple luminous environment with the mobile phone of imaging function, can obtain specific image or video content to allow mobile phone under different luminous environments.When mobile phone carries out imaging operations, this external light units directly can be opened by the on & off switch on equipment, or automatically opened by induction, carry out corresponding pattern and parameter to the image documentation equipment on mobile phone and carry out mutual and control, to export corresponding light.Simultaneously, this external light units can be linked by the imaging function of communication interface and mobile phone, concrete interface can wiredly by all kinds that mobile phone possesses carry out communicating and linking with wave point, as directly communicated and exchanges data by earpiece holes, or wirelessly communicate, interlock, and exchanges data, such as communicated by the mode of WIFI or bluetooth, or cellular network, as the communication patterns such as 3G, 4G carry out exchanges data.
In fixed form, because mobile phone does not have specific hot shoe interface, corresponding bayonet socket is installed can to external lamp light device, by bayonet socket, external lamp light device is fixed in handset, as shown in (1) and (2) in Figure 15, in addition, also this external light units can be arranged on the earpiece holes of mobile phone, charging hole, or on exchanges data hole, etc. mode be fixed and be connected.Certainly, in the process used, this external light units also can not carry out machinery with mobile phone and be connected with fixing, corresponding data interaction can wirelessly be carried out, as WIFI, bluetooth, the communication mode such as infrared, then light units exports corresponding light environment when mobile telephone image function operation.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model instructions and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (4)
1. the external lamp light device for image documentation equipment, it is characterized in that: comprise airframe structure (110), equipment central controller (160) is provided with in airframe structure (110), mechanical interface one (120), data-interface (130), and open circuit and switch (140), described equipment central controller (160) is connected with communication interface (150), sensor interface (170), data-interface (130), display interface (180), LED drive power able to programme (200) and houselights data component (210), LED drive power able to programme (200) connects many color LED light sources (230), many color LED light sources (230) are provided with optical control device (240) and heat abstractor (220).
2. a kind of external lamp light device for image documentation equipment according to claim 1, is characterized in that: described many color LED light sources (230) comprise the LED of at least 3 kinds of different colours.
3. a kind of external lamp light device for image documentation equipment according to claim 1, it is characterized in that: be provided with device power supply (DPS) (190) in described airframe structure (110), device power supply (DPS) (190) connects LED drive power able to programme (200) and equipment central controller (160).
4. a kind of external lamp light device for image documentation equipment according to claim 1, is characterized in that: described external lamp light device and corresponding image documentation equipment (300) form image system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520186637.4U CN204576035U (en) | 2015-03-30 | 2015-03-30 | A kind of external lamp light device for image documentation equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520186637.4U CN204576035U (en) | 2015-03-30 | 2015-03-30 | A kind of external lamp light device for image documentation equipment |
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| CN204576035U true CN204576035U (en) | 2015-08-19 |
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| CN201520186637.4U Expired - Fee Related CN204576035U (en) | 2015-03-30 | 2015-03-30 | A kind of external lamp light device for image documentation equipment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105066011A (en) * | 2015-09-10 | 2015-11-18 | 上海傲蕊光电科技有限公司 | LED light source device and imaging system |
| CN105068361A (en) * | 2015-09-10 | 2015-11-18 | 上海傲蕊光电科技有限公司 | Multi-color LED light source device and image system |
| CN106814519A (en) * | 2015-12-01 | 2017-06-09 | 上海傲蕊光电科技有限公司 | A kind of light image documentation equipment system |
-
2015
- 2015-03-30 CN CN201520186637.4U patent/CN204576035U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105066011A (en) * | 2015-09-10 | 2015-11-18 | 上海傲蕊光电科技有限公司 | LED light source device and imaging system |
| CN105068361A (en) * | 2015-09-10 | 2015-11-18 | 上海傲蕊光电科技有限公司 | Multi-color LED light source device and image system |
| CN106814519A (en) * | 2015-12-01 | 2017-06-09 | 上海傲蕊光电科技有限公司 | A kind of light image documentation equipment system |
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