CN207183266U - A kind of high aobvious white LED light source device for referring to high brightness - Google Patents
A kind of high aobvious white LED light source device for referring to high brightness Download PDFInfo
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- CN207183266U CN207183266U CN201720773023.5U CN201720773023U CN207183266U CN 207183266 U CN207183266 U CN 207183266U CN 201720773023 U CN201720773023 U CN 201720773023U CN 207183266 U CN207183266 U CN 207183266U
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- support cavity
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
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Abstract
A kind of high aobvious white LED light source device for referring to high brightness, it is related to LED technology field；Electrode separation line is respectively arranged with first support cavity and second support cavity, the both sides of electrode separation line are respectively positive pole routing area and negative pole routing area；Package structure for LED is provided with the first support cavity and second support cavity, it includes at least one blue chip, the positive pole of blue chip is connected by key and wire in positive pole routing area with positive pole pin, and the negative pole of blue chip is connected by key and wire in negative pole routing area with negative pin；Covered with the first green emitting phosphor in the first support cavity, and admix the second green emitting phosphor；Covered with the first red fluorescence powder in described second support cavity, and admix the second red fluorescence powder.The utility model solves the problems, such as that specular removal, high color rendering index (CRI) can not get both simultaneously, and the white LED light source of high-quality is brought for user.
Description
Technical field
It the utility model is related to LED technology field, and in particular to a kind of high aobvious white LED light source device for referring to high brightness.
Background technology
LED is described as forth generation light source, and wherein white light source certainly has the call, so LED fluorescent powder
Realizing that white light emission field is most widely used.LED realizes that white light has various ways, and exploitation is relatively early, has realized industrialization
Mode be in LED chip coating fluorescent powder and realize white light emission.
LED realizes that white light mainly has three kinds of methods using fluorescent material, but they do not have full maturity, thus seriously shadow
Ring application of the white light LEDs in lighting field.
First method：Blue-light LED chip+yellow fluorescent powder, it is exactly that this is glimmering the shortcomings that a principle of this scheme
The emission spectrum of Ce3+ ions does not have continuous spectrum characteristic in body of light, and colour rendering is poor, it is difficult to meet the requirement of low colour temperature illumination,
Luminous efficiency is high not enough, it is necessary to be improved by developing new high-efficiency fluorescence powder simultaneously.
Second method：Blue-ray LED+green emitting phosphor+red fluorescence powder, sent out by the blue light that chip is sent and fluorescent material
The green glow and feux rouges that go out are compound to obtain white light, and colour rendering is preferable.But the effective conversion efficiency of fluorescent material used in this method compared with
Low, especially the efficiency of red fluorescence powder needs raising by a relatively large margin.
The third method：Purple LED+three primary colors fluorescent powder（The fluorescent material of multiple color）, utilize the length of the chip emission
Ripple ultraviolet light (370nm-380nm) or purple light (380nm-410nm) carry out excitated fluorescent powder and realize white light emission, this method colour developing
Property it is more preferable, but equally exist the problem of similar with second method, and the higher red of conversion efficiency and green emitting phosphor at present
Mostly sulfide systems, this kind of light-emitting phosphor stability is poor, light decay is larger.
Therefore high aobvious finger is developed, the white LED light source of high brightness turns into an extremely urgent job.
The content of the invention
The defects of the purpose of this utility model is to be directed to prior art and deficiency, there is provided one kind can solve the problem that specular removal,
The aobvious white LED light source device for referring to high brightness of the height for the problem of high color rendering index (CRI) can not get both simultaneously.
To achieve the above object, the technical solution adopted in the utility model is：It includes support, plastic cement wall, first support
Cavity, second support cavity, positive pole pin, negative pin, electrode separation line, package structure for LED, blue chip, lead
It is line, positive pole routing area, negative pole routing area, the first green emitting phosphor, the second green emitting phosphor, the first red fluorescence powder, second red
Color fluorescent material；Described support is isolated into first support cavity and second support cavity by plastic cement wall, first support cavity and
The both sides of second support cavity are respectively equipped with one group of positive pole pin and negative pin；Described first support cavity and second support
Electrode separation line is respectively arranged with cavity, the both sides of electrode separation line are respectively positive pole routing area and negative pole routing area；It is described
Package structure for LED is provided with first support cavity and second support cavity, it includes at least one blue light core
Piece, the positive pole of blue chip are connected by key and wire in positive pole routing area with positive pole pin, and the negative pole of blue chip passes through key
It is connected with wire in negative pole routing area with negative pin；Covered with the first green emitting phosphor in the first support cavity, and mix
With the second green emitting phosphor；Covered with the first red fluorescence powder in described second support cavity, and admix the second red fluorescence
Powder.
Preferably, described blue chip is arranged on the bottom of first support cavity or second support cavity.
Preferably, the wave band of the second described green emitting phosphor is higher than the wave band of the first green emitting phosphor.
Preferably, the wave band of the second described red fluorescence powder is higher than the wave band of the first red fluorescence powder.
Preferably, described support is SMD double cup LED supports or the double cup supports of COB.
Preferably, the light that described blue chip is radiated is in blue wavelength range.
Operation principle of the present utility model is：By the ratio for adjusting the first green emitting phosphor in package structure for LED
Example, to excite the blue chip in first support cavity, obtain high aobvious finger, the frequency spectrum light of high brightness（Green glow）, can adjust simultaneously
The ratio of first red fluorescence powder, to excite the blue chip in second support cavity, obtain high aobvious finger, the frequency spectrum light of high brightness
（Feux rouges）, both frequency spectrum light then obtain high aobvious refer to and the white light of high brightness after mixing.
After said structure, had the beneficial effect that caused by the utility model：A kind of high aobvious finger described in the utility model
The white LED light source device of high brightness, solve the problems, such as that specular removal, high color rendering index (CRI) can not get both simultaneously, brought for user
The white LED light source of high-quality.
Brief description of the drawings
Fig. 1 is structure chart of the present utility model；
Fig. 2 is Fig. 1 top view.
Description of reference numerals：
Support 1, plastic cement wall 2, first support cavity 3, second support cavity 4, positive pole pin 5, negative pin 6, electrode point
Offline 7, package structure for LED 8, blue chip 9, wire 10, positive pole routing area 11, the green of negative pole routing area 12, first
Fluorescent material 13, the second green emitting phosphor 14, the first red fluorescence powder 15, the second red fluorescence powder 16.
Embodiment
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Referring to such as Fig. 1 --- shown in Fig. 2, present embodiment adopts the following technical scheme that：It includes support 1, plastic cement
Wall 2, first support cavity 3, second support cavity 4, positive pole pin 5, negative pin 6, electrode separation line 7, light emitting diode envelope
Assembling structure 8, blue chip 9, wire 10, positive pole routing area 11, negative pole routing area 12, first the 13, second green of green emitting phosphor
Fluorescent material 14, the first red fluorescence powder 15, the second red fluorescence powder 16；Described support 1 is isolated into first by plastic cement wall 2
The both sides of frame cavity 3 and second support cavity 4, first support cavity 3 and second support cavity 4 are respectively equipped with one group of positive pole pin
5 and negative pin 6；Electrode separation line 7, electrode point are respectively arranged with described first support cavity 3 and second support cavity 4
Offline 7 both sides are respectively positive pole routing area 11 and negative pole routing area 12；The first support cavity 3 and second support cavity 4
Inside be provided with package structure for LED 8, it includes at least one blue chip 9, the positive pole of blue chip 9 by key and
Wire 10 is connected in positive pole routing area 11 with positive pole pin 5-1, and the negative pole of blue chip 9 is by key and wire 10 in negative pole routing
Area 12 is connected with negative pin 6-1；Covered with the first green emitting phosphor 13 in the first support cavity 3, and it is green to admix second
Color fluorescent material 14；Covered with the first red fluorescence powder 15 in described second support cavity 4, and admix the second red fluorescence powder
16。
Preferably, described blue chip 9 is arranged on the bottom of first support cavity 3 or second support cavity 4.
Preferably, the wave band of the second described green emitting phosphor 14 is higher than the wave band of the first green emitting phosphor 13.
Preferably, the wave band of the second described red fluorescence powder 16 is higher than the wave band of the first red fluorescence powder 15.
Preferably, described support 1 is SMD double cup LED supports or the double cup supports of COB.
Preferably, the light that described blue chip 9 is radiated is in blue wavelength range.
The operation principle of present embodiment is：By adjusting the first green emitting phosphor in package structure for LED
13 ratio, to excite the blue chip in first support cavity 3, obtain high aobvious finger, the frequency spectrum light of high brightness（Green glow）, simultaneously
The ratio of adjustable first red fluorescence powder 15, to excite the blue chip in second support cavity 4, high aobvious finger is obtained, is highlighted
The frequency spectrum light of degree（Feux rouges）, both frequency spectrum light then obtain high aobvious refer to and the white light of high brightness after mixing.
In this embodiment, as long as indigo plant in blue chip and second support cavity 4 in first support cavity 3
The light that optical chip is sent is located in blue wavelength range, and narrow difference also may be present in both frequency spectrums.Two support cavitys
Interior package structure for LED 8 can include same or analogous blue chip, therefore the driving voltage difference institute that can effectively prevent
Caused by circuit complexity, also can effectively overcome different colours light-emitting diode chip for backlight unit aging variation caused by luminous table
Existing deterioration.
In this embodiment, some light that the blue chip 9 in first support cavity 3 is sent can be by first
The green emitting phosphor 14 of green emitting phosphor 13 and second is absorbed, and be converted into the first green emitting phosphor frequency spectrum light (such as：It is green
Light).Deduct beyond the light being predominantly absorbed, the residual ray that blue chip 9 is sent then is still maintained in blue wavelength range.Cause
This, package structure for LED 8 can radiate the frequency spectrum light of part the first green emitting phosphor 13 and the second green emitting phosphor 14,
Also the frequency spectrum light of some blue light chip 9 can be radiated.
Similarly, some light that the blue chip 9 in second support cavity 4 is sent can be by the first red fluorescence powder 15
Absorbed with the second red fluorescence powder 16, and be converted into the first red fluorescence powder 15 and the second red fluorescence powder 16 frequency spectrum light (
Such as：Feux rouges).Deduct beyond the light being predominantly absorbed, the residual ray that blue chip 9 is sent then is still maintained at blue light wavelength model
In enclosing.Therefore, package structure for LED 8 can radiate part the first red fluorescence powder 15 and the second red fluorescence powder 16
Frequency spectrum light, it can also radiate the frequency spectrum light of some blue light chip 9.
Because the light of the blue chip 9 in first support cavity 3 and second support cavity 4 is not changed completely, therefore
Light source module can radiate red, green, the light of blueness, and then blend required white light.
In this embodiment, the colour stimulus value ratio of the first green emitting phosphor 13 and the second green emitting phosphor 14
The colour stimulus value ratio feux rouges of one red fluorescence powder 15 and the second red fluorescence powder 16 is higher, therefore working as has the first green emitting phosphor
13 and second the luminous flux of package structure for LED 8 of green emitting phosphor 14 be more than with the first red fluorescence powder 15 and the
During the luminous flux of the package structure for LED of two red fluorescence powders 16, white light that the two frequency spectrum light sent is mixed to get,
Its light source will be brighter.
In this embodiment, when the first green emitting phosphor 13 is exciting 9 some light of blue chip after institute simultaneously
The frequency spectrum light launched（Green glow）When its colour rendering index is not high, indigo plant can be excited by the second green emitting phosphor 14 of high band
9 remaining light of optical chip, so as to launch the high aobvious frequency spectrum light referred to（Green glow）, blended after both frequency spectrum optical superposition green
Light colour rendering index can improve.
Similarly, the frequency spectrum light launched after the first red fluorescence powder 15 is exciting 9 some light of blue chip（It is red
Light）When its colour rendering index is not high, 9 remaining light of blue chip can be excited by the second red fluorescence powder 16 of high band
Line, so as to launch the high aobvious frequency spectrum light referred to（Feux rouges）, the feux rouges colour rendering index blended after both frequency spectrum optical superposition can carry
It is high.
Thus one, after green frequency spectrum light and red spectrum light are mixed, it will be mixed into the high aobvious LED white lights referred to.
After said structure, had the beneficial effect that caused by present embodiment：One described in present embodiment
The high aobvious white LED light source device for referring to high brightness of kind, solves the problems, such as that specular removal, high color rendering index (CRI) can not get both simultaneously, is
User brings the white LED light source of high-quality.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above.This
The technical staff of industry is retouched in above-described embodiment and specification it should be appreciated that the utility model is not restricted to the described embodiments
That states simply illustrates principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model
Various changes and modifications are also had, these changes and improvements are both fallen within claimed the scope of the utility model.This practicality is new
Scope is claimed by appended claims and its equivalent thereof in type.
Claims (6)
- A kind of 1. high aobvious white LED light source device for referring to high brightness, it is characterised in that：It includes support, plastic cement wall, first support Cavity, second support cavity, positive pole pin, negative pin, electrode separation line, package structure for LED, blue chip, lead It is line, positive pole routing area, negative pole routing area, the first green emitting phosphor, the second green emitting phosphor, the first red fluorescence powder, second red Color fluorescent material；Described support is isolated into first support cavity and second support cavity by plastic cement wall, first support cavity and The both sides of second support cavity are respectively equipped with one group of positive pole pin and negative pin；Described first support cavity and second support Electrode separation line is respectively arranged with cavity, the both sides of electrode separation line are respectively positive pole routing area and negative pole routing area；It is described Package structure for LED is provided with first support cavity and second support cavity, it includes at least one blue light core Piece, the positive pole of blue chip are connected by key and wire in positive pole routing area with positive pole pin, and the negative pole of blue chip passes through key It is connected with wire in negative pole routing area with negative pin；Covered with the first green emitting phosphor in the first support cavity, and mix With the second green emitting phosphor；Covered with the first red fluorescence powder in described second support cavity, and admix the second red fluorescence Powder.
- A kind of 2. high aobvious white LED light source device for referring to high brightness according to claim 1, it is characterised in that：Described Blue chip is arranged on the bottom of first support cavity or second support cavity.
- A kind of 3. high aobvious white LED light source device for referring to high brightness according to claim 1, it is characterised in that：Described The wave band of second green emitting phosphor is higher than the wave band of the first green emitting phosphor.
- A kind of 4. high aobvious white LED light source device for referring to high brightness according to claim 1, it is characterised in that：Described The wave band of second red fluorescence powder is higher than the wave band of the first red fluorescence powder.
- A kind of 5. high aobvious white LED light source device for referring to high brightness according to claim 1, it is characterised in that：Described Support is SMD double cup LED supports or the double cup supports of COB.
- A kind of 6. high aobvious white LED light source device for referring to high brightness according to claim 1, it is characterised in that：Described The light that blue chip is radiated is in blue wavelength range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720773023.5U CN207183266U (en) | 2017-06-29 | 2017-06-29 | A kind of high aobvious white LED light source device for referring to high brightness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720773023.5U CN207183266U (en) | 2017-06-29 | 2017-06-29 | A kind of high aobvious white LED light source device for referring to high brightness |
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| Publication Number | Publication Date |
|---|---|
| CN207183266U true CN207183266U (en) | 2018-04-03 |
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| CN201720773023.5U Active CN207183266U (en) | 2017-06-29 | 2017-06-29 | A kind of high aobvious white LED light source device for referring to high brightness |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109654386A (en) * | 2018-08-21 | 2019-04-19 | 广东三彩实业有限公司 | A kind of new structural high-voltage LED light bar |
| CN109888073A (en) * | 2019-01-25 | 2019-06-14 | 浙江英特来光电科技有限公司 | A kind of full-spectrum LED packaging method |
| CN110085724A (en) * | 2019-03-28 | 2019-08-02 | 永曜电机(深圳)有限公司 | A kind of eyeshield LED light source |
-
2017
- 2017-06-29 CN CN201720773023.5U patent/CN207183266U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109654386A (en) * | 2018-08-21 | 2019-04-19 | 广东三彩实业有限公司 | A kind of new structural high-voltage LED light bar |
| CN109888073A (en) * | 2019-01-25 | 2019-06-14 | 浙江英特来光电科技有限公司 | A kind of full-spectrum LED packaging method |
| CN110085724A (en) * | 2019-03-28 | 2019-08-02 | 永曜电机(深圳)有限公司 | A kind of eyeshield LED light source |
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