CN202713703U - LED light-emitting element - Google Patents
LED light-emitting element Download PDFInfo
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- CN202713703U CN202713703U CN2012202706186U CN201220270618U CN202713703U CN 202713703 U CN202713703 U CN 202713703U CN 2012202706186 U CN2012202706186 U CN 2012202706186U CN 201220270618 U CN201220270618 U CN 201220270618U CN 202713703 U CN202713703 U CN 202713703U
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- led light
- led
- module
- output
- emitting component
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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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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
Provided is an LED light-emitting element, comprising a packaging housing, an LED light-emitting module arranged inside the packaging housing, and an LED drive module which is connected with the LED light-emitting module and drives the LED light-emitting module to operate, wherein the LED drive module comprises an output driver that outputs drive current to the LED light-emitting module, a digital module that converts the drive signals transmitted from the outside into the control signals that control the output driver to operate, an output current regulator which is connected with the output terminal of the output driver and adjusts the drive current output by the output driver, an oscillator that provides clock signals required by the digital module, and an voltage regulator which adjusts the external voltage and provides working voltage for the LED drive module. The output current regulator of the LED light-emitting element is capable of adjusting the drive current of the LED light-emitting module and making the maximum peak current of the drive current of the LED light-emitting module be within the range that the LED light-emitting module can bear, thereby prolonging the service lifetime of the LED light-emitting element.
Description
Technical field
The utility model relates to a kind of light-emitting device, particularly relates to a kind of LED light-emitting component.
Background technology
The English of light-emitting diode is light emitting diode, i.e. LED.Brightness is high because having for LED, the life-span long, the luminous efficiency advantages of higher obtains using more and more widely.In actual use, LED often is used as the demonstration of large tracts of land indoor and outdoor.At this moment, for easy to use and reduction cost, usually LED light emitting module and LED driver module can be integrated, namely form the LED light-emitting component of integrated drive electronics.The LED light emitting module of this moment can comprise a plurality of LED.The LED light-emitting component of integrated drive electronics commonly used, the peak inrush current of its drive current usually can surpass the electric current that can bear of LED.So easy damage LED causes shorten the useful life of LED, thereby causes shorten the useful life of whole LED light-emitting component.
The utility model content
Based on this, be necessary to provide a kind of useful life long LED light-emitting component.
A kind of LED light-emitting component, comprise encapsulating housing and be arranged in the described encapsulating housing the LED light emitting module with drive the described LED light emitting module also LED driver module of driving LED light emitting module work that links to each other, it is characterized in that, described LED driver module comprises the output driver to LED light emitting module output driving current, the driving signal that the outside is transmitted is converted to the digital module of the control signal of control output driver work, the output current adjuster that links to each other the drive current of output driver output is regulated with the output of output driver reaches the voltage regulator of external voltage being regulated and provided for the LED driver module operating voltage for digital module provides the oscillator of required clock signal.
Therein among embodiment, described LED driver module is to have the LED that 4096 tonal gradations drive to drive chip.
Among embodiment, described output current adjuster is shunt resistance therein.
Among embodiment, be provided with led support in the described encapsulating housing therein, described LED light emitting module and described LED drive module setting are on described led support.
Among embodiment, be provided with radiating block between described led support and the described encapsulating housing therein.
Among embodiment, described LED light emitting module comprises three LED luminescence chips therein, and described three LED luminescence chips are respectively red-light LED luminescence chip, green light LED luminescence chip and blue-ray LED luminescence chip.
Among embodiment, described three LED luminescence chips are rods arranged in horizontal line therein.
Among embodiment, described three LED luminescence chips are triangular arranged therein.
Among embodiment, the bright dipping side of LED light emitting module is provided with watertight composition in the described encapsulating housing therein.
Among embodiment, the bright dipping side of LED light emitting module is provided with the uvioresistant layer in the described encapsulating housing therein.
The output current adjuster of above-mentioned LED light-emitting component can be realized the adjusting to LED light emitting module drive current, makes the peak inrush current of drive current of LED light emitting module in the current range that the LED light emitting module can bear.Thereby increase the useful life of LED light emitting module, and further increase the useful life of this LED light-emitting component.
Description of drawings
Fig. 1 is the functional block diagram of an embodiment driver module;
Fig. 2 is the LED light-emitting component stereogram of an embodiment;
Fig. 3 is the plane graph of the described LED light-emitting component of Fig. 2;
The described LED light-emitting component of Fig. 4 Fig. 2 uses schematic diagram.
Embodiment
Please refer to Fig. 1 and Fig. 2, in the execution mode, a kind of LED light-emitting component 100 is provided, comprise encapsulating housing 130 and be arranged at the LED driver module 110 that encapsulating housing 130 interior LED light emitting modules 120 link to each other with driving LED light emitting module 120 and driving LED light emitting module 120 is worked, this LED driver module 110 comprises the output driver 113 to LED light emitting module 120 output driving currents, the driving signal that the outside is transmitted is converted to the digital module 115 of the control signal of control output driver 113 work, the output current adjuster 111 that links to each other the drive current of output driver 113 outputs is regulated with the output of output driver 113 reaches the voltage regulator 112 of external voltage being regulated and provided for LED driver module 110 operating voltage for digital module 115 provides the oscillator 114 of required clock signal.
The driving signal that this LED light-emitting component 100 transmits the outside by digital module 115 is converted to the control signal of control output driver 113 work, output driver 113 suspension control signals act on its output output driving current, thereby drive LED light emitting module 120 work that are attached thereto.Output at output driver 113 is connected with output current adjuster 111, this output current adjuster 111 can be realized the drive current of LED light emitting module 120 is regulated, thereby the peak inrush current that makes drive current is in the current range that LED light emitting module 120 can bear.Thereby increase the useful life of LED light emitting module 120, and further increase the useful life of this LED light-emitting component 100.
Please also refer to Fig. 1 ~ 3, the LED driving chip that the LED driver module 110 of this LED light-emitting component 100 drives for having 4096 tonal gradations.Therefore, can make LED light emitting module 120 have better display effect.This LED driver module 110 comprises the SPI end that links to each other with the input of digital module 115, the SPO end that links to each other with the output of digital module 115, the OUT1 end that links to each other with the output of output driver 113, OUT2 end and OUT3 end, the VR that links to each other with an end of output current adjuster 111 end (other end of output current adjuster 111 links to each other with the output of output driver 113) and the CAP end that links to each other with voltage regulator 111 and VCC end.
In the present embodiment, be provided with three output drivers 113 in the LED driver module 110 of this LED light-emitting component 100, therefore have OUT1 end, OUT2 end and OUT3 end.
Further, the OUT1 of the LED driver module 110 of this LED light-emitting component 100 end, OUT2 end link to each other with LED light emitting module 120 with the OUT3 end.This LED light emitting module 120 comprises three LED luminescence chips, and these three LED luminescence chips are respectively red-light LED luminescence chip 121, green light LED luminescence chip 122 and blue-ray LED luminescence chip 123.Wherein, red-light LED luminescence chip 121 links to each other with the OUT1 end of LED driver module 110, and green light LED luminescence chip 122 links to each other with the OUT2 end of LED driver module 110, and blue-ray LED luminescence chip 123 links to each other with the OUT3 end of LED driver module 110.Red-light LED luminescence chip 121, green light LED luminescence chip 122 link to each other with the VCC end of this LED light-emitting component with the other end of blue-ray LED luminescence chip 123, namely link to each other with the VCC end of voltage regulator 111.In this embodiment, be in parallel between red-light LED luminescence chip 121, green light LED luminescence chip 122 and the blue-ray LED luminescence chip 123.
The output current adjuster 111 of this LED light-emitting component 100 can be shunt resistance.This shunt resistance one end is connected in the output of output driver 113, and the other end links to each other with the VR end of this LED light-emitting component 100.Shunt resistance herein can be 0 ohm, namely can only rely on external resistance as shunt resistance, realizes the effect that electric current is regulated.
Be provided with led support 132 in the encapsulating housing 130 of this LED light-emitting component 100, LED light emitting module 120 is arranged on this led support 132 with LED driver module 110.Be provided with radiating block between this led support 132 and the encapsulating housing 130.This radiating block can be aluminium or copper material, and it can shed LED light emitting module 120 and the heat that 110 work of LED driver module produce fast, thereby guarantees that LED light emitting module 120 and LED driver module 110 can work.
The LED driver module 110 of this LED light-emitting component 100 also comprises the GND end, and this GND end links to each other with led support 132.
In this embodiment, three LED luminescence chips of this LED light-emitting component 100, namely red-light LED luminescence chip 121, green light LED luminescence chip 122 and blue-ray LED luminescence chip 123 are rods arranged in horizontal line.These three LED luminescence chips also can be triangular arranged in other embodiments.That is to say, these three LED luminescence chips are arranged at respectively on three summits of equilateral triangle.
The bright dipping side of the encapsulating housing 130 interior LED light emitting modules 120 of this LED light-emitting component 100 is provided with watertight composition.This watertight composition can be transparent glue or other suitable material.This watertight composition can prevent that rainwater etc. from entering this LED light-emitting component 100 inside, thereby protects its inner chip not damaged.The bright dipping side of the encapsulating housing 130 interior LED light emitting modules 120 of this LED light-emitting component 100 also is provided with the uvioresistant layer.This uvioresistant layer can prevent from being exposed to the sun.It is outdoor that the existence of watertight composition and uvioresistant layer can make this LED light-emitting component 100 be applied to, and enlarges the scope of application of this LED light-emitting component 100.
Please refer to Fig. 4, the VCC of this LED light-emitting component 100 end is connected with power supply during use, and this power supply can be LED driver module 110 and 120 power supplies of LED light emitting module.The CAP termination of LED driver module 110 is connected to the ground after entering an electric capacity.When the spread of voltage that the externally fed power supply occurs chip internal is caused spread of voltage, thereby when causing this LED light-emitting component 100 functional lability, this electric capacity can be adjusted this wild effect by charging/discharging function.
The SPI end of LED driver module 110 is signal input part, drives signal and can enter into digital module 115 from the SPI end, exports from the SPO end after digital module 115 is processed.Bring out the SPI end that the signal that comes can further reach next LED light-emitting component 100 from SPO.So only need a data line just can, and do not need each LED light-emitting component 100 to link to each other with data line.
The VR end of LED driver module 110 links to each other with a resistance.This resistance can be used for adjusting the drive current of LED light emitting module 120, make the current peak of drive current of LED light emitting module 120 within a rational scope, in case LED light emitting module 120 is caused damage, reduce the useful life of LED light emitting module 120.The resistance that links to each other with the VR end of LED light emitting module 120 also can be an adjustable resistance, and its resistance can be regulated as required.
The driving signal that this LED light-emitting component 100 transmits the outside by digital module 115 is converted to the control signal of control output driver 113 work, output driver 113 suspension control signals act on its output output driving current, thereby drive LED light emitting module 120 work that are attached thereto.Output at output driver 113 is connected with output current adjuster 111, this output current adjuster 111 can be realized the drive current of LED light emitting module 120 is regulated, thereby the peak inrush current that makes drive current is in the current range that LED light emitting module 120 can bear.Thereby increase the useful life of LED light emitting module 120, and further increase the useful life of this LED light-emitting component 100.Therefore, this LED light-emitting component 100 has advantages of long service life.
The above embodiment has only expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.
Claims (10)
1. LED light-emitting component, comprise encapsulating housing and be arranged in the described encapsulating housing the LED light emitting module with drive the described LED light emitting module also LED driver module of driving LED light emitting module work that links to each other, it is characterized in that, described LED driver module comprises the output driver to LED light emitting module output driving current, the driving signal that the outside is transmitted is converted to the digital module of the control signal of control output driver work, the output current adjuster that links to each other the drive current of output driver output is regulated with the output of output driver reaches the voltage regulator of external voltage being regulated and provided for the LED driver module operating voltage for digital module provides the oscillator of required clock signal.
2. LED light-emitting component according to claim 1 is characterized in that, described LED driver module is to have the LED driving chip that 4096 tonal gradations drive.
3. LED light-emitting component according to claim 1 is characterized in that, described output current adjuster is shunt resistance.
4. the described LED light-emitting component of each claim in 3 according to claim 1 is characterized in that, be provided with led support in the described encapsulating housing, described LED light emitting module and described LED drive module setting are on described led support.
5. LED light-emitting component according to claim 4 is characterized in that, is provided with radiating block between described led support and the described encapsulating housing.
6. the described LED light-emitting component of each claim in 3 according to claim 1, it is characterized in that, described LED light emitting module comprises three LED luminescence chips, and described three LED luminescence chips are respectively red-light LED luminescence chip, green light LED luminescence chip and blue-ray LED luminescence chip.
7. LED light-emitting component according to claim 6 is characterized in that, described three LED luminescence chips are rods arranged in horizontal line.
8. LED light-emitting component according to claim 6 is characterized in that, described three LED luminescence chips are triangular arranged.
9. the described LED light-emitting component of each claim in 3 according to claim 1 is characterized in that, the bright dipping side of LED light emitting module is provided with watertight composition in the described encapsulating housing.
10. the described LED light-emitting component of each claim in 3 according to claim 1 is characterized in that, the bright dipping side of LED light emitting module is provided with the uvioresistant layer in the described encapsulating housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202706186U CN202713703U (en) | 2012-06-08 | 2012-06-08 | LED light-emitting element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202706186U CN202713703U (en) | 2012-06-08 | 2012-06-08 | LED light-emitting element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202713703U true CN202713703U (en) | 2013-01-30 |
Family
ID=47593954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012202706186U Expired - Lifetime CN202713703U (en) | 2012-06-08 | 2012-06-08 | LED light-emitting element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202713703U (en) |
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2012
- 2012-06-08 CN CN2012202706186U patent/CN202713703U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190805 Address after: 542800 No. 3 Workshop, Guiyuan West Road, Hezhou Eco-industrial Park, Guangxi Zhuang Autonomous Region Patentee after: Guangxi Soft Vision Technology Co., Ltd. Address before: 518000 Fourth Floor A of Building A6 Fuyuan Road Fuyuan Industrial Park, Fuyong Street, Baoan District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Jude Technology Limited |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130130 |