CN102095105A - LED lighting source device - Google Patents
LED lighting source device Download PDFInfo
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- CN102095105A CN102095105A CN2011100214810A CN201110021481A CN102095105A CN 102095105 A CN102095105 A CN 102095105A CN 2011100214810 A CN2011100214810 A CN 2011100214810A CN 201110021481 A CN201110021481 A CN 201110021481A CN 102095105 A CN102095105 A CN 102095105A
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Abstract
The invention discloses a light-emitting diode (LED) lighting source device, which comprises a base plate, a light source cover and a lighting source, wherein the base plate has an L-shaped structure, the upper bottom surface of the base plate is provided with a plate connecting interface for driving and controlling a circuit board, and the front end vertical face of the base plate is provided with an LED light source component connecting interface; the light source cover has a U-shaped structure, and two side surfaces of the light source cover are provided with ventilating slots; and the light source cover is connected with the base plate through threads or a bayonet. The LED lighting source device is characterized in that: the lighting source is an LED light source component; the LED light source component comprises an LED luminous source, an LED optical component, an LED connector and an LED light source component connector; the LED luminous source is connected with a light condensation area consisting of drum lens components through the LED connector, and is joined together with the LED light source component connecting interface arranged on the front end vertical face of the base plate through the front end of a drum lens connecting component to form a luminous light column; and simultaneously, the LED light source component is connected with a radiator component through a connecting base plate arranged on the back part of the LED connector.
Description
Technical field
The present invention relates to a kind of LED illuminating light source device, belong to the technical field of semiconductor lighting.
Background technology
At present, in industry, medical treatment etc. are had relatively high expectations to brightness of illumination in the industry, generally adopt high-pressure sodium lamp, and xenon lamp etc. are as light source.With the xenon lamp is example, and the structure of conventional light source and operation principle: the xenon lamp light source is made up of quartz bulb, electronic control system, optical module, lamp support, housing etc.After connecting power supply; pass through transformer; 20,000 volts of above high pressure are added between the interior metal electrode of quartz bulb; material (xenon in the exciter bulb; a spot of mercury vapor and metal halide) ionization generation light in electric arc; electronic control system is made up of transformer and electronic controller; possess the ignition voltage of generation and two kinds of functions of operating voltage; transformer becomes high voltage output with low-voltage; the major function of electronic controller is the operating current of restriction xenon lamp bulb; ignition voltage more than 20,000 volts is provided and keeps the low-voltage (about 80 volts) of work to bulb; optical module mainly is ellipsoid or parabolic mirror; be used to adjust the angular range of output light; lamp support is mainly realized lamp is fixed and the function that is connected with other structures, and housing is mainly realized the physical protection of bulb and security protection.Harmful substances such as the major defect of this type of light source is: high starting voltage, starting resistor reach more than 20,000 volts, and the life-span is shorter relatively, and lamp is mercurous usually, not environmental protection.
Summary of the invention
Purpose of the present invention: be intended to propose a kind of LED illuminating light source device, overcome the major defect of conventional light source, alternative conventional light source is applied to above-mentioned industry and field.
This LED illuminating light source device, contain substrate, light source cover and lighting source, described substrate is a L type structure, L type horizontal base plate face top is provided with and drives and control circuit board, front end facade portion is provided with led light source assembly connecting interface, light source cover is a U type structure, two sides have ventilation slot, light source cover is connected by screw thread or bayonet socket with substrate, it is characterized in that: described lighting source is the led light source assembly, described led light source assembly comprises the LED light emitting source, the LED optical module, the LED connector, the led light source assembly connector, described LED light emitting source is connected with the LED optical module by the LED connector, and is connected formation illumination light beam with the led light source assembly connecting interface of being located at substrate front end facade portion by the LED optical module; Simultaneously, described led light source assembly is connected with the substrate that is connected that is arranged on the heat sink assembly front portion by the LED substrate that is arranged on LED connector rear portion again.
Described driving and control circuit board contain and are driven into the dc source interface, and LED drives output interface, fan power supply output interface, input control interface; Drive the input dc power source interface and be connected with lead with outside connected switch power supply DC voltage output interface, LED drives output interface and is connected by lead with LED driving connector, and the fan power supply output interface is connected by lead with the fan power supply interface; The input control interface contains potentiometer and regulates interface, button adjusting interface and aanalogvoltage control interface; Potentiometer is regulated interface and is connected with external potentiometer by lead, and button adjusting interface is connected with external key switch by lead, and the aanalogvoltage control interface is connected with the analog control voltage signal of external 0 ~ 5V by lead; Potentiometer is regulated interface and can not be connected simultaneously with button adjusting interface, but can be connected simultaneously with the aanalogvoltage control interface, and the aanalogvoltage control interface has high priority; Light source assembly and radiating subassembly are connected and fixed by the led light source assembly connector, and driving is connected with substrate with the control circuit board connecting interface by driving with control circuit board and is fixing; Driving and control circuit board are positioned at the light supply apparatus bottom, and led light source assembly and radiating subassembly are positioned at the light supply apparatus middle and upper part.
Described LED light emitting source is made of the LED luminescence chip array and the LED driving connector that are arranged on the LED substrate, and the quantity that described LED luminescence chip array contains the LED luminescence chip is n
2(n is 1 ~ 5 positive integer) is arranged in the matrix of n * n respectively, and the gap between the adjacent LED luminescence chip is between 0.01mm ~ 0.1mm, and LED luminescence chip array and LED drive connector and be encapsulated on the LED substrate.
Described LED optical module contains lens subassembly and barrel assembly, and described lens subassembly is that one group of lens numbers is 1 ~ 6 a lens aggregate, and their optical axis overlaps mutually, constitutes the optical axis of lens subassembly; Lens subassembly is fixed in the barrel assembly, and the optical axis of lens subassembly is by the center of LED luminescence chip array, and the exiting surface of lens subassembly is the exiting surface of led light source assembly, and the LED light emitting source is connected by the LED connector with the LED optical module and is fixing.
Described heat sink assembly contains radiator and fan, and radiator wherein is made of connection substrate, radiating fin, connects substrate and pastes mutually with the LED substrate by heat-conducting medium, and radiator is connected by the LED connector with the LED light emitting source and is fixing; Described fan is pressed close to the radiating fin place by jump ring or screw connection and after being fixed on radiating fin.
The maximum drive power output model 5W ~ 150W of described driving and control circuit board, corresponding maximum drive output current scope 1A ~ 30A.
Described LED luminescence chip is the single color LED luminescence chip in white light LEDs luminescence chip or the ripple 300nm ~ 800nm scope.
What described LED drove output interface output is direct current signal, or output is pulse signal, periodic regime 0.01 millisecond ~ 1 second, dutycycle 1% ~ 99%, but but i.e. also pulsed drive of LED light emitting source DC driven.
Described radiator is metal heat sink or heat-pipe radiator.
This LED illuminating light source device according to above technical scheme proposition, not only can under the low pressure condition, work, the outside is regulated and is controlled convenient, security and reliability improve greatly, and only need replace the LED luminescence chip and just can realize white light or monochromatic output, avoided conventional light source such as xenon lamp need install that optical filter could be realized monochromatic light output additional and the expensive problem that causes; Simultaneously owing to adopted led light source, long working life greatly reduces maintenance and maintenance cost, and poisonous element such as led light source is not mercurous, has realized real environmental protection illumination.
Description of drawings
Fig. 1 is a LED illuminating light source device cross-sectional view;
Fig. 2 is a LED illuminating light source device internal structure schematic diagram;
Fig. 3 is the structural representation of LED light emitting source 11;
Fig. 4 is a LED illuminating light source device contour structures schematic diagram;
Fig. 5 drives and control circuit board electric interfaces schematic diagram;
Fig. 6 is the cross-sectional view of embodiment 3 and embodiment 4;
Fig. 7 is embodiment 3 and embodiment 4 internal structure schematic diagrames.
Among the figure: 1-LED light source assembly 2-radiating subassembly 3-LED drives and control circuit 4-substrate 5-light source cover 11-LED light emitting source 12-LED optical module 13-LED connector 14-LED light source assembly connector 110-LED substrate 111-LED luminescence chip array 112-LED drives connector 121-lens subassembly 122-barrel assembly 21-radiator 22-fan 211-substrate 212-radiating fin 221-fan power supply interface 31-driving input dc power source interface 32-LED driver output interface 33-fan power supply output interface 34-input control interface 341-potentiometer adjusting interface 342-button adjusting interface 343-aanalogvoltage control interface
The specific embodiment
Further set forth the present invention below in conjunction with accompanying drawing, and provide embodiments of the invention.
This LED illuminating light source device, contain substrate 4, light source cover 5 and lighting source, described substrate 4 is a L type structure, L type horizontal base plate face top is provided with and drives and control circuit board plate connecting interface 41, front end facade portion is provided with led light source assembly connecting interface 42, light source cover 5 is a U type structure, two sides have ventilation slot, light source cover 5 is connected by screw thread or bayonet socket with substrate 4, it is characterized in that: described lighting source is a led light source assembly 1, described led light source assembly 1 comprises LED light emitting source 11, LED optical module 12, LED connector 13, led light source assembly connector 14, described LED light emitting source 11 is connected with the extraction regions that LED optical module 12 constitutes by LED connector 13, and is connected the formation illumination light by LED optical module 12 and led light source assembly connecting interface 42 on being located at substrate 4 front end facade portions and exports; Simultaneously, described led light source assembly 1 is connected with the substrate 211 that is connected that is arranged on heat sink assembly 2 front portions by the LED substrate 110 that is arranged on LED connector 13 rear portions again.
Described driving and control circuit board 3 contain and are driven into dc source interface 31, and LED drives output interface 32, fan power supply output interface 33, input control interface 34; Driving input dc power source interface 31 is connected with lead with outside connected switch power supply DC voltage output interface, LED drives output interface 32 and LED driving connector 112 and is connected by lead, and fan power supply output interface 33 and fan power supply interface 221 are connected by lead; Input control interface 34 contains potentiometer and regulates interface 341, button adjusting interface 342 and aanalogvoltage control interface 343; Potentiometer is regulated interface 341 and is connected with external potentiometer by lead, and button adjusting interface 342 is connected with external key switch by lead, and the aanalogvoltage control interface is connected with the analog control voltage signal of external 0 ~ 5V by lead; Potentiometer is regulated interface 341 and can not be connected simultaneously with button adjusting interface 342, but can be connected simultaneously with aanalogvoltage control interface 343, and aanalogvoltage control interface 343 has high priority; Light source assembly 1 and radiating subassembly 2 are connected and fixed by led light source assembly connector 14, and driving is connected with substrate 4 with control circuit board connecting interface 41 by driving with control circuit board 3 and is fixing; Driving and control circuit board 3 are positioned at the light supply apparatus bottom, and led light source assembly 1 and radiating subassembly 2 are positioned at the light supply apparatus middle and upper part.
Described LED light emitting source 11 is made of the LED luminescence chip array 111 and the LED driving connector 112 that are arranged on the LED substrate 110, and the quantity that described LED luminescence chip array 111 contains the LED luminescence chip is n
2, (n is 1 ~ 5 positive integer) is arranged in the matrix of n * n respectively, and the gap between the adjacent LED luminescence chip is between 0.01mm ~ 0.1mm, and LED luminescence chip array 111 and LED drive connector 112 and are encapsulated on the LED substrate 110.
Described LED optical module 12 contains lens subassembly 121 and barrel assembly 122, and described lens subassembly 121 is that one group of lens numbers is 1 ~ 6 a lens aggregate, and their optical axis overlaps mutually, constitutes the optical axis of lens subassembly 121; Lens subassembly 121 is fixed in the barrel assembly 122, the optical axis of lens subassembly 121 is by the center of LED luminescence chip array 111, the exiting surface of lens subassembly 121 is exiting surfaces of led light source assembly 1, and LED light emitting source 11 is connected by LED connector 13 with LED optical module 12 and is fixing.
Described heat sink assembly 2 contains radiator 21 and fan 22, radiator 21 wherein is made of connection substrate 211, radiating fin 212, connect substrate 211 and paste mutually with LED substrate 110 by heat-conducting medium, radiator 21 is connected by LED connector 13 with LED light emitting source 11 and is fixing; Described fan 22 is pressed close to radiating fin 212 places by jump ring or screw connection and after being fixed on radiating fin 212.
The maximum drive output power range of described driving and control circuit board 3 is 5W ~ 150W, corresponding maximum drive output current scope 1A ~ 30A.
Described LED luminescence chip is the single color LED luminescence chip in white light LEDs luminescence chip or the wavelength 300nm ~ 800nm scope.
What described LED drove output interface 32 outputs is direct current signal, or output is pulse signal, periodic regime 0.01 millisecond ~ 1 second, dutycycle 1% ~ 99%, but but i.e. also pulsed drive of LED light emitting source 11 DC driven.
Described radiator 21 is metal heat sink or heat-pipe radiator.
The operation principle of this LED illuminating light source device is as follows:
Described driving input dc power source interface 31 external 12V Switching Power Supplies, LED drives and control circuit board 3 is started working, it is luminous that LED drives output interface 32 output driving current driving LED luminescence chips, the light scioptics assembly 121 that the LED luminescence chip sends is realized light harvesting and focuses on from lens subassembly 121 exiting surfaces penetrating, and is connected output by the led light source assembly connecting interface 42 of being located at the setting of front end facade portion with optical fiber or other illumination relay components.
The heat that described LED luminescence chip work produces is transmitted on the radiator 21 by the substrate 211 that links that is connected with LED substrate 110, fan 22 begins to rotate simultaneously, with the hot-air sucking-off, because the existence of leeway, cool ambient air enters light supply apparatus inside by the ventilation slot on the light source cover 5, radiator 21 is dispelled the heat, radiator 21 is provided with radiating fin 212, increased area of dissipation, strengthened radiating effect, so just formed extraneous and light supply apparatus internal heat dissipating air channel, realized heat radiation, guaranteed LED luminescence chip operate as normal the LED luminescence chip.
According to the structure and the operation principle of above-mentioned this LED illuminating light source device, can be by the following technical solutions:
Scheme 1:LED luminescence chip is the white light LEDs luminescence chip, the LED luminescence chip is of a size of 1mm * 1mm, quantity is 9, be arranged in 3 * 3 matrix, the gap between the adjacent LED luminescence chip is 0.05mm, and set of lenses 121 contains 4 lens, radiator 21 is heat-pipe radiators, the maximum drive power 100W of driving and control circuit board 3, corresponding maximum drive output current scope 20A, DC driven output.
Scheme 2:LED luminescence chip is the green light LED luminescence chip of dominant wavelength 525nm half-band width 20nm, the LED luminescence chip is of a size of 1mm * 1mm, and quantity is 9, is arranged in 3 * 3 matrix, gap between the adjacent LED luminescence chip is 0.05mm, set of lenses 121 contains 4 lens, and radiator 21 is heat-pipe radiators, the maximum drive power 100W of driving and control circuit board 3, corresponding maximum drive output current scope 20A, pulse drive mode, frequency 1KHz, dutycycle 50%.
Scheme 3:LED luminescence chip is the white light LEDs luminescence chip, the LED luminescence chip is of a size of 1.1mm * 1.1mm, and quantity is 4, is arranged in 2 * 2 matrix, gap between the adjacent LED luminescence chip is 0.05mm, set of lenses 121 contains 5 lens, and radiator 21 is metal heat sinks, the maximum drive power 50W of driving and control circuit board 3, corresponding maximum drive output current scope 10A, pulse drive mode, frequency 1Hz, dutycycle 10%.
Scheme 4:LED luminescence chip is the blue-ray LED luminescence chip of dominant wavelength 465nm half-band width 15nm, the LED luminescence chip is of a size of 1.1mm * 1.1mm, quantity is 4, be arranged in 2 * 2 matrix, the gap between the adjacent LED luminescence chip is 0.05mm, and set of lenses 121 contains 5 lens, radiator 21 is metal heat sinks, the maximum drive power 50W of driving and control circuit board 3, corresponding maximum drive output current scope 10A, DC driven mode.
Claims (8)
1. LED illuminating light source device, contain substrate (4), light source cover (5) and lighting source, described substrate (4) is a L type structure, L type horizontal base plate face is provided with and drives and control circuit board plate connecting interface (41), front end facade portion is provided with led light source assembly connecting interface (42), light source cover (5) is a U type structure, two sides have ventilation slot, light source cover (5) is connected by screw thread or bayonet socket with substrate (4), it is characterized in that: described lighting source is led light source assembly (1), described led light source assembly 1 comprises LED light emitting source (11), LED optical module (12), LED connector (13), led light source assembly connector (14), described LED light emitting source (11) is connected with the extraction regions that mirror assembly constitutes by the LED connector, and is connected the formation light beam that throws light on led light source assembly connecting interface on being located at light source cover (5) by tube mirror coupling assembling front end; Simultaneously, described led light source assembly (1) is connected with heat sink assembly (2) by the connection substrate that is arranged on LED connector rear portion again.
2. a kind of LED illuminating light source device as claimed in claim 1, it is characterized in that: described led light source assembly (1) is made of the LED luminescence chip array that is arranged on the LED substrate (110), the quantity that described LED luminescence chip array contains the LED luminescence chip is n2, be arranged in the matrix of n * n respectively, gap between the adjacent LED luminescence chip is between 0.01mm ~ 0.1mm, and LED luminescence chip array (111) and LED drive connector (112) and be encapsulated on the LED substrate (110).
3. a kind of LED illuminating light source device as claimed in claim 1 is characterized in that: described tube mirror assembly (121) is that one group of lens numbers is 1 ~ 6 a lens aggregate, and their optical axis overlaps mutually, constitutes the optical axis of set of lenses (121); Set of lenses (121) is fixed in the barrel assembly (122), the optical axis of set of lenses (121) is by the center of LED luminescence chip array (111), the exiting surface of set of lenses (121) is the exiting surface of led light source assembly, and LED light emitting source (11) is connected by LED connector (13) with LED optical module (12) and is fixing.
4. a kind of LED illuminating light source device as claimed in claim 1, it is characterized in that: described heat sink assembly (2) contains radiator (21) and fan (22), radiator wherein (21) is by connecting substrate (211), radiating fin (212) formation, connect substrate (211) and paste mutually with LED substrate (110) by heat-conducting medium, radiator (21) is connected by LED connector (13) with LED light emitting source (11) and is fixing; Described fan (22) connects by jump ring or screw and is fixed on to press close to radiating fin (212) behind the radiating fin (212) and locate.
5. a kind of LED illuminating light source device as claimed in claim 1, it is characterized in that: the maximum drive output power range 5W ~ 150W of described driving and control circuit board (3), corresponding maximum drive output current scope 1A ~ 30A, described driving and control circuit board (3) contain driving input dc power source interface (31), LED drives output interface (32), fan power supply output interface (33) and input control interface (34); Driving input dc power source interface (31) is connected with lead with outside connected switch power supply DC voltage output interface, LED drives output interface (32) and is connected by lead with LED driving connector (112), and fan power supply output interface (33) is connected by lead with fan power supply interface (221); Input control interface (34) contains potentiometer and regulates interface (341), button is regulated interface (342) and aanalogvoltage control interface (343), potentiometer is regulated interface (341) and is connected with external potentiometer by lead, button is regulated interface (342) and is connected with external key switch by lead, and aanalogvoltage control interface (343) is connected with the analog control voltage signal of external 0 ~ 5V by lead; Potentiometer is regulated interface (341) and can not be connected simultaneously with button adjusting interface (342), but can be connected simultaneously with aanalogvoltage control interface (343), and aanalogvoltage control interface (343) has high priority; Light source assembly (1) and radiating subassembly (2) are connected and fixed by led light source assembly connector (14), driving is connected with substrate (4) with control circuit board connecting interface (41) by driving with control circuit board (3) and is fixing, driving and control circuit board (3) are positioned at the light supply apparatus bottom, and led light source assembly (1) and radiating subassembly (2) are positioned at the light supply apparatus middle and upper part.
6. a kind of LED illuminating light source device as claimed in claim 2 is characterized in that: described LED luminescence chip is the single color LED luminescence chip in white light LEDs luminescence chip or the wavelength model 300nm ~ 800nm scope.
7. a kind of LED illuminating light source device as claimed in claim 6, it is characterized in that: what described LED drove output interface (32) output is direct current signal, or output is pulse signal, periodic regime 0.01 millisecond ~ 1 second, dutycycle 1% ~ 99%, promptly LED light emitting source (11) but but also pulsed drive of DC driven.
8. a kind of LED illuminating light source device as claimed in claim 1 is characterized in that: described radiator (21) is metal heat sink or heat-pipe radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100214810A CN102095105A (en) | 2011-01-19 | 2011-01-19 | LED lighting source device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100214810A CN102095105A (en) | 2011-01-19 | 2011-01-19 | LED lighting source device |
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| CN102095105A true CN102095105A (en) | 2011-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100214810A Pending CN102095105A (en) | 2011-01-19 | 2011-01-19 | LED lighting source device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102434795A (en) * | 2011-10-18 | 2012-05-02 | 杭州首天光电技术有限公司 | Light-emitting diode (LED) cold light source lighting device |
| CN103646333A (en) * | 2013-12-25 | 2014-03-19 | 北京慧眼智行科技有限公司 | Anti-fake detection method, device and system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100060132A1 (en) * | 2008-09-11 | 2010-03-11 | Fu Zhun Precision Industry (Shen Zhen) Co., Ltd. | Led illuminating device |
| CN201487676U (en) * | 2009-08-21 | 2010-05-26 | 上海小糸车灯有限公司 | LED reflecting mirror assembly structure |
| CN101761789A (en) * | 2007-08-22 | 2010-06-30 | 重庆邦桥科技有限公司 | Color temperature adjustable integrated high power LED medical lighting system |
-
2011
- 2011-01-19 CN CN2011100214810A patent/CN102095105A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101761789A (en) * | 2007-08-22 | 2010-06-30 | 重庆邦桥科技有限公司 | Color temperature adjustable integrated high power LED medical lighting system |
| US20100060132A1 (en) * | 2008-09-11 | 2010-03-11 | Fu Zhun Precision Industry (Shen Zhen) Co., Ltd. | Led illuminating device |
| CN201487676U (en) * | 2009-08-21 | 2010-05-26 | 上海小糸车灯有限公司 | LED reflecting mirror assembly structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102434795A (en) * | 2011-10-18 | 2012-05-02 | 杭州首天光电技术有限公司 | Light-emitting diode (LED) cold light source lighting device |
| CN103646333A (en) * | 2013-12-25 | 2014-03-19 | 北京慧眼智行科技有限公司 | Anti-fake detection method, device and system |
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Application publication date: 20110615 |