CN1845348A - High brightness white light LED luminescent device and its manufacturing process - Google Patents
High brightness white light LED luminescent device and its manufacturing process Download PDFInfo
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- CN1845348A CN1845348A CNA2006100605993A CN200610060599A CN1845348A CN 1845348 A CN1845348 A CN 1845348A CN A2006100605993 A CNA2006100605993 A CN A2006100605993A CN 200610060599 A CN200610060599 A CN 200610060599A CN 1845348 A CN1845348 A CN 1845348A
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Abstract
The related high-bright white-light LED luminous organ comprises a color-light LED chip (1) in the transparent body, and the matched luminescent material (2) separated with the LED chip space. Wherein, the corresponding processing method comprises: binding chip (1) to electric connect with pin (5); inserting the kernel forming mould, and adding liquid transparent body material; heating the kernel for formation; adding the material (2) on appointed position of the formed kernel (32); inserting original-shell forming die, and adding the liquid transparent material for the final heating formation. This invention reduces working temperature of the luminescent material to prolong its lifetime and let the lifetime of a white-light LED organ up to 2-3 years easily.
Description
Technical field
The present invention relates to the luminous working life of white light LEDs, be specifically related to a kind of high brightness white light LED luminescent device and manufacturing process thereof.
Background technology
At present, LED comprises the luminescence chip of several particular colors, and the present situation of white light LEDs is to walk the white light route of synthesis, and Er Tiaolu is specifically arranged: 1. two kinds of LED of three kinds of LED of RGB or champac luminous synthesize white lights simultaneously; 2. led chip+different color light fluorescent material, concrete: first method is to come synthesize white light with 300-400 nanometer ultraviolet or purple LED chip+RGB fluorescent material; Be with 460 nano blue light led chips+red green fluorescence material synthesize white light in addition; Also having is exactly blue-light LED chip+yellow fluorescent material synthesize white light of using on market at present.Wherein the 2. bar road because the working life of fluorescent material is short than the working life of LED, has influence on the white light LEDs overall work life-span.
Present the 2. bar road straight cutting white light LEDs manufacturing process be: 1. bind led chip, be electrically connected with two pipe legs; 2. fluorescent material directly sticks on the led chip; 3. led support row is inverted and inserts wherein, injects transparent resin material to mould; 4. hot briquetting.The white light LEDs that this technology is made, the working temperature of fluorescent material is almost consistent with the led chip working temperature, under this temperature, generally is 40～50 ℃, and the led chip life-span is N * 10
6Working hours, and the fluorescent material life-span is M * 10
3Working hours, therefore if this white light LEDs is lasting luminous, and the life-span is only about 1 year.
Summary of the invention
The technical issues that need to address of the present invention are, how a kind of high brightness white light LED luminescent device and manufacturing process thereof are provided, and can increase its useful life exponentially.
First technical problem of the present invention solves like this, a kind of high brightness white light LED luminescent device is provided, comprise color of light led chip in the transparent body and the fluorescent material that is mated, it is characterized in that, be provided with heat insulation hyaline layer between described fluorescent material and the described led chip.Make the working temperature of fluorescent material be lower than the led chip working temperature, utilize normal transparent body material, about 500 microns at interval, the fluorescent material working life can increase more than 10 times, though this mode fluorescent material use amount has increase, adopt the fluorescent material cost of high-grade long working life much much lower.
According to white light LED luminescent device provided by the invention, the described transparent body comprises the interior transparent body and the cover button outer transparent body thereon of the coated described fluorescent material in surface; Described hyaline layer is the interior transparent body, and the described interior transparent body claims kernel again.
According to white light LED luminescent device provided by the invention, the described interior transparent body is the cylinder of the coated described fluorescent material in top.
According to white light LED luminescent device provided by the invention, the described transparent body is the ogive of the coated described fluorescent material in surface, and described fluorescent material is distributed on the outer surface of the arch kernel in the described transparent body.
According to white light LED luminescent device provided by the invention, the concrete distribution of described fluorescent material includes, but are not limited to above two kinds.
According to white light LED luminescent device provided by the invention, described color of light led chip includes, but are not limited to the blue streak led chip, and described fluorescent material includes, but are not limited to yellow fluorescent material, is combined into white light.
According to white light LED luminescent device provided by the invention, described LED luminescent device includes, but are not limited to straight cutting LED, Piranha LED, SMD paster LED or high-power packaged LED.
Another technical problem of the present invention solves like this, and a kind of high brightness white light LED luminescent device manufacture method is provided, and comprises following concrete steps:
7.1) binding color of light led chip, be electrically connected with the pipe leg; Straight cutting LED is two pipe legs, and Piranha LED is four, communicates in twos; The color of light led chip is placed in the reflector;
7.2) insert the kernel shaping dies, add liquid clear body material;
7.3) the kernel hot briquetting;
7.4) add with described color of light at the assigned address of moulding kernel and to cooperate the fluorescent material that is combined into white light, insert former shell shaping dies, add liquid clear body material;
7.5) hot briquetting.
According to manufacture method provided by the invention, described step 7.2) the kernel shaping dies is an arch kernel shaping dies in, described step 7.4) described in assigned address be the outer surface of described moulding kernel.
According to manufacture method provided by the invention, described step 7.4) be that moulding arch kernel is inserted in the fluorescent material, insert former shell shaping dies again, add liquid clear body material.
According to manufacture method provided by the invention, described step 7.2) the kernel shaping dies is cylindrical kernel shaping dies in, described step 7.4) described in assigned address be described columniform upper surface.
According to manufacture method provided by the invention, described columniform upper surface is provided with the depression that contains fluorescent material, described step 7.4) is to insert in the described depression with described color of light to cooperate the fluorescent material that is combined into white light, inserts former shell shaping dies, add liquid clear body material.
According to manufacture method provided by the invention, the technology of adding fluorescent material at the kernel assigned address includes, but are not limited to above two kinds.
According to manufacture method provided by the invention, described color of light led chip includes, but are not limited to the blue streak led chip, and described fluorescent material includes, but are not limited to yellow fluorescent material, is combined into white light.
According to manufacture method provided by the invention, include, but are not limited to straight cutting LED.
According to manufacture method provided by the invention, described former shell shaping dies is the arch shaping dies that is suitable for straight cutting LED.
High brightness white light LED luminescent device provided by the invention and manufacturing process thereof, to cooperate fluorescent material and color of light led chip to separate, reduce the fluorescent material working temperature, prolong fluorescent material useful life, thereby reach the purpose that prolongs the white light LED luminescent device working life, make the white light LED luminescent device working life to reach easily more than 2～3 years.
Description of drawings
Further the present invention is described in detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is a high brightness white light LED luminescent device structural representation provided by the invention.
Fig. 2 is another high brightness white light LED luminescent device structural representation provided by the invention.
Fig. 3 is the arch mould schematic diagram that the present invention uses.
Embodiment
Below with direct insertion led description the present invention:
As Fig. 1, a kind of high brightness white light LED luminescent device provided by the invention, comprise blue streak chip 1 equally, fluorescent material 2, the transparent body 3, pipe leg 5 and reflector 4, the transparent body 3 of this white light LED luminescent device comprises the outer transparent body 31 and cylinder kernel 32, the material unanimity, and fluorescent material 2 is filled out in the depression of cylinder kernel 31 upper surfaces.
As Fig. 2, another kind of high brightness white light LED luminescent device provided by the invention comprises the outer transparent body 31 and arch kernel 32 in the transparent body 3, the material unanimity, and fluorescent material 2 sticks on arch kernel 32 outer surfaces.
As Fig. 3, the arch mould that the present invention uses is provided with a plurality of arch holes at this mould, but a plurality of LED luminescent devices of one-shot forming.
Claims (10)
1, a kind of high brightness white light LED luminescent device comprises color of light led chip (1) in the transparent body and the fluorescent material (2) that is mated, and it is characterized in that, is provided with heat insulation hyaline layer between described fluorescent material and the described led chip.
According to the described white light LED luminescent device of claim 1, it is characterized in that 2, the described transparent body (3) comprises the interior transparent body (32) and the cover button outer transparent body (31) thereon of the coated described fluorescent material in surface (2).
According to the described white light LED luminescent device of claim 2, it is characterized in that 3, the described transparent body (32) is the ogive of the coated described fluorescent material in surface (2).
According to the described white light LED luminescent device of claim 2, it is characterized in that 4, the described interior transparent body (32) is the cylinder of the coated described fluorescent material in top (2).
According to the described white light LED luminescent device of claim 1, it is characterized in that 5, described LED luminescent device is straight cutting LED, Piranha LED, SMD paster LED or high-power encapsulated LED.
According to each described white light LED luminescent device of claim 1-5, it is characterized in that 6, described color of light led chip (1) is the blue streak led chip, described fluorescent material (2) is a yellow fluorescent material.
7, a kind of high brightness white light LED luminescent device manufacture method comprises following concrete steps:
7.1) binding color of light led chip (1), be electrically connected with pipe leg (5);
7.2) insert the kernel shaping dies, add liquid clear body material;
7.3) the kernel hot briquetting;
7.4) add with described color of light at the assigned address of moulding kernel (4) and to cooperate the fluorescent material (2) that is combined into white light, insert former shell shaping dies, add liquid clear body material;
7.5) hot briquetting.
8, according to the described manufacture method of claim 7, it is characterized in that described step 7.2) in the kernel shaping dies be arch kernel shaping dies, described step 7.4) described in assigned address be the outer surface of described moulding kernel (4).
9, described according to Claim 8 manufacture method is characterized in that, described step 7.4) be that moulding arch kernel (4) is inserted in the fluorescent material, insert former shell shaping dies again, add liquid clear body material.
10, according to the described manufacture method of claim 7, it is characterized in that, described step 7.2) the kernel shaping dies is cylindrical kernel shaping dies in, described columniform upper surface is provided with the depression that contains fluorescent material (2), described step 7.4) be to insert in the described depression to cooperate the fluorescent material (2) that is combined into white light with described color of light, insert former shell shaping dies, add liquid clear body material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100605993A CN1845348A (en) | 2006-04-30 | 2006-04-30 | High brightness white light LED luminescent device and its manufacturing process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100605993A CN1845348A (en) | 2006-04-30 | 2006-04-30 | High brightness white light LED luminescent device and its manufacturing process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1845348A true CN1845348A (en) | 2006-10-11 |
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ID=37064273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006100605993A Pending CN1845348A (en) | 2006-04-30 | 2006-04-30 | High brightness white light LED luminescent device and its manufacturing process |
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| Country | Link |
|---|---|
| CN (1) | CN1845348A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101082405B (en) * | 2007-06-13 | 2012-04-18 | 达进精电能源管理(深圳)有限公司 | LED light-emitting component |
| CN102468397A (en) * | 2010-11-08 | 2012-05-23 | 展晶科技(深圳)有限公司 | Light-emitting diode packaging structure |
| CN106848039A (en) * | 2017-03-20 | 2017-06-13 | 安徽三安光电有限公司 | White light emitting device and preparation method thereof |
-
2006
- 2006-04-30 CN CNA2006100605993A patent/CN1845348A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101082405B (en) * | 2007-06-13 | 2012-04-18 | 达进精电能源管理(深圳)有限公司 | LED light-emitting component |
| CN102468397A (en) * | 2010-11-08 | 2012-05-23 | 展晶科技(深圳)有限公司 | Light-emitting diode packaging structure |
| CN106848039A (en) * | 2017-03-20 | 2017-06-13 | 安徽三安光电有限公司 | White light emitting device and preparation method thereof |
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