CN207441739U - A kind of fluorescent powder coats red light-emitting diode - Google Patents
A kind of fluorescent powder coats red light-emitting diode Download PDFInfo
- Publication number
- CN207441739U CN207441739U CN201721622818.2U CN201721622818U CN207441739U CN 207441739 U CN207441739 U CN 207441739U CN 201721622818 U CN201721622818 U CN 201721622818U CN 207441739 U CN207441739 U CN 207441739U
- Authority
- CN
- China
- Prior art keywords
- layer
- silica gel
- emitting diode
- fluorescent powder
- red light
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000843 powder Substances 0.000 title claims abstract description 40
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000000741 silica gel Substances 0.000 claims abstract description 25
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 25
- 239000011248 coating agent Substances 0.000 claims abstract description 15
- 238000000576 coating method Methods 0.000 claims abstract description 15
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000011347 resin Substances 0.000 claims abstract description 10
- 229920005989 resin Polymers 0.000 claims abstract description 10
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052709 silver Inorganic materials 0.000 claims abstract description 8
- 239000004332 silver Substances 0.000 claims abstract description 8
- 239000000853 adhesive Substances 0.000 claims abstract description 5
- 230000001070 adhesive effect Effects 0.000 claims abstract description 5
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910002114 biscuit porcelain Inorganic materials 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- IZJSTXINDUKPRP-UHFFFAOYSA-N aluminum lead Chemical compound [Al].[Pb] IZJSTXINDUKPRP-UHFFFAOYSA-N 0.000 abstract description 4
- 239000012141 concentrate Substances 0.000 abstract description 4
- 230000017525 heat dissipation Effects 0.000 abstract description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000005215 recombination Methods 0.000 description 2
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 1
- 229910002601 GaN Inorganic materials 0.000 description 1
- 229910005540 GaP Inorganic materials 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- HZXMRANICFIONG-UHFFFAOYSA-N gallium phosphide Chemical compound [Ga]#P HZXMRANICFIONG-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Led Device Packages (AREA)
Abstract
The utility model is related to a kind of fluorescent powders to coat red light-emitting diode,Including bottom plate,Surrounding connection outer cover at the top of the bottom plate,Lamp cap is connected at the top of the outer cover,Connection heat sink at the top of the bottom plate,Circuit board is connected with by adhesive linkage at the top of the heat sink,LED chip is electrically connected on the circuit board,The circuit board is with being equipped with the first layer of silica gel on the outside of the heat sink,Phosphor powder layer is equipped with above first layer of silica gel,The second layer of silica gel is equipped with above the phosphor powder layer,Resin filling layer is equipped with above second layer of silica gel,The bottom base plate connecting lead wire frame,The utility model provides a kind of red light-emitting diode of fluorescent powder coating,And fluorescent powder coat and LED chip are separated,Fluorescent powder coat is avoided to be heated,Heat sink is set simultaneously,Aluminum lead frame outer wall is equipped with silver layer,Play good heat dissipation effect,Outer cover inner wall is equipped with reflector layer simultaneously,Reduce the scattered of light,Light is made more to concentrate.
Description
Technical field
The utility model is related to a kind of fluorescent powders to coat red light-emitting diode, belongs to light emitting diode field.
Background technology
Light emitting diode is referred to as LED.It is made of the compound for containing gallium (Ga), arsenic (As), phosphorus (P), nitrogen (N) etc..Work as electricity
Son with that can give off visible ray during hole-recombination can be used for that light emitting diode is made.It is used as and refers in circuit and instrument
Show lamp or composition word or numerical monitor.Gallium arsenide diode glows, gallium phosphide diode green light, two pole of carborundum
Pipe Yellow light-emitting low temperature, gallium nitride diode blue light-emitting.Because chemical property is divided into Organic Light Emitting Diode OLED and inorganic light-emitting diode
LED.Light emitting diode is one kind of semiconductor diode, electric energy can be changed into luminous energy.Light emitting diode and common two pole
Pipe is equally made of a PN junction, it may have unilateral conduction.After forward voltage is added to light emitting diode, noted from P areas
Enter to the hole in N areas and be injected by N areas the electronics in P areas, near the PN junction in a few micrometers respectively with the electronics in N areas and P areas
Hole-recombination generates the fluorescence of spontaneous radiation.
In existing technical field, lack a kind of fluorescent powder coating red light-emitting diode.
Utility model content
The utility model proposes a kind of fluorescent powders to coat red light-emitting diode, solves in existing technical field, lacks
A kind of the shortcomings that weary fluorescent powder coating red light-emitting diode, the utility model provide a kind of red light-emitting of fluorescent powder coating
Diode, and fluorescent powder coat and LED chip are separated, fluorescent powder coat is avoided to be heated, while heat sink is set, aluminum
Lead frame outer wall is equipped with silver layer, plays good heat dissipation effect, while outer cover inner wall is equipped with reflector layer, reduces point of light
It dissipates, light is made more to concentrate.
In order to solve the above-mentioned technical problem, the utility model provides following technical solution：
A kind of fluorescent powder coating red light-emitting diode of the utility model, including bottom plate, surrounding connection at the top of the bottom plate
Outer cover, the outer cover top are connected with lamp cap, heat sink are connected at the top of the bottom plate, is connected at the top of the heat sink by adhesive linkage
Circuit board is connected to, LED chip is electrically connected on the circuit board, the circuit board is with being equipped with the first silicon on the outside of the heat sink
Glue-line, the first layer of silica gel top are equipped with phosphor powder layer, the second layer of silica gel, second silicon are equipped with above the phosphor powder layer
Resin filling layer, the bottom base plate connecting lead wire frame are equipped with above glue-line.
As a kind of optimal technical scheme of the utility model, the LED chip is multiple, and is red LED chip.
As a kind of optimal technical scheme of the utility model, the lead frame is aluminum, and the lead frame outer layer is set
There is silver layer.
As a kind of optimal technical scheme of the utility model, first layer of silica gel, the phosphor powder layer, described second
Layer of silica gel, the resin filling layer connect respectively.
As a kind of optimal technical scheme of the utility model, the resin filling layer is arranged on the lamp cap inner cavity.
As a kind of optimal technical scheme of the utility model, the outer cover inner wall is equipped with reflecting coating.
The advantageous effect that the utility model is reached is：The utility model provides a kind of red light-emitting of fluorescent powder coating
Diode, and fluorescent powder coat and LED chip are separated, fluorescent powder coat is avoided to be heated, while heat sink is set, aluminum
Lead frame outer wall is equipped with silver layer, plays good heat dissipation effect, while outer cover inner wall is equipped with reflector layer, reduces point of light
It dissipates, light is made more to concentrate.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
New embodiment for explaining the utility model, does not form the limitation to the utility model together.In the accompanying drawings：
Fig. 1 is the structure diagram of the utility model；
In figure：1st, bottom plate；2nd, outer cover；3rd, lamp cap；4th, heat sink；5th, adhesive linkage；6th, circuit board；7th, LED chip；8th, first
Layer of silica gel；9th, phosphor powder layer；10th, the second layer of silica gel；11st, resin filling layer；12nd, lead frame.
Specific embodiment
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it should be understood that described herein excellent
Embodiment is selected to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment 1
As shown in Figure 1, the utility model provides a kind of fluorescent powder coating red light-emitting diode, including bottom plate 1, the bottom
1 top surrounding connection outer cover 2 of plate, 2 top of outer cover are connected with lamp cap 3, and the 1 top connection heat sink 4 of bottom plate is described to dissipate
4 top of hot plate is connected with circuit board 6 by adhesive linkage 5, and LED chip 7, the circuit board 6 are electrically connected on the circuit board 6
The first layer of silica gel 8 is equipped with 4 outside of heat sink, 8 top of the first layer of silica gel is equipped with phosphor powder layer 9, the fluorescent powder
9 top of layer is equipped with the second layer of silica gel 10, and 10 top of the second layer of silica gel is equipped with resin filling layer 11, and 1 bottom of bottom plate connects
Connect lead frame 12.
The LED chip 7 is multiple, and is red LED chip, and red LED chip can send feux rouges, the lead frame
12 be aluminum, and 12 outer layer of the lead frame is equipped with silver layer, and silver layer reduces resistance, can reduce fever, first silicon
Glue-line 8, the phosphor powder layer 9, second layer of silica gel 10, the resin filling layer 11 connect respectively, the first layer of silica gel 8
Phosphor powder layer 9 is isolated with second layer of silica gel 10, fluorescent powder coat is made to keep from heat, the resin filling layer 11 is arranged on
3 inner cavity of lamp cap, for filling, 2 inner wall of outer cover is equipped with reflecting coating, reduces the scattered of light, light is made more to collect
In.
When the utility model is used, red LED chip can send feux rouges, the first layer of silica gel 8 and second silica gel
Layer 10 isolates phosphor powder layer 9, and fluorescent powder coat separates with LED chip 7, and fluorescent powder coat is avoided to be heated, is set simultaneously
Heat sink 4,12 outer wall of aluminum lead frame are equipped with silver layer, play good heat dissipation effect, while 2 inner wall of outer cover is equipped with reflective
Layer reduces the scattered of light, light is made more to concentrate.
Finally it should be noted that：It these are only the preferred embodiment of the utility model, be not limited to this practicality
It is new, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art,
It still can modify to the technical solution recorded in foregoing embodiments or which part technical characteristic is carried out etc.
With replacement.Within the spirit and principle of the utility model, any modifications, equivalent replacements and improvements are made should all include
Within the scope of protection of the utility model.
Claims (6)
1. a kind of fluorescent powder coats red light-emitting diode, including bottom plate (1), which is characterized in that surrounding at the top of the bottom plate (1)
Outer cover (2) is connected, lamp cap (3) is connected at the top of the outer cover (2), heat sink (4) is connected at the top of the bottom plate (1), it is described to dissipate
Circuit board (6) is connected with by adhesive linkage (5) at the top of hot plate (4), LED chip (7) is electrically connected on the circuit board (6),
The circuit board (6) is equipped with glimmering with being equipped with the first layer of silica gel (8) on the outside of the heat sink (4) above first layer of silica gel (8)
Light bisque (9), phosphor powder layer (9) top are equipped with the second layer of silica gel (10), tree are equipped with above second layer of silica gel (10)
Fat filled layer (11), bottom plate (1) the bottom connecting lead wire frame (12).
A kind of 2. fluorescent powder coating red light-emitting diode according to claim 1, which is characterized in that the LED chip
(7) to be multiple, and it is red LED chip.
A kind of 3. fluorescent powder coating red light-emitting diode according to claim 1, which is characterized in that the lead frame
(12) it is aluminum, and the lead frame (12) outer layer is equipped with silver layer.
A kind of 4. fluorescent powder coating red light-emitting diode according to claim 1, which is characterized in that first silica gel
Layer (8), the phosphor powder layer (9), second layer of silica gel (10), the resin filling layer (11) connect respectively.
A kind of 5. fluorescent powder coating red light-emitting diode according to claim 1, which is characterized in that the resin filling
Layer (11) is arranged on the lamp cap (3) inner cavity.
A kind of 6. fluorescent powder coating red light-emitting diode according to claim 1, which is characterized in that the outer cover (2)
Inner wall is equipped with reflecting coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721622818.2U CN207441739U (en) | 2017-11-29 | 2017-11-29 | A kind of fluorescent powder coats red light-emitting diode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721622818.2U CN207441739U (en) | 2017-11-29 | 2017-11-29 | A kind of fluorescent powder coats red light-emitting diode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207441739U true CN207441739U (en) | 2018-06-01 |
Family
ID=62284940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721622818.2U Expired - Fee Related CN207441739U (en) | 2017-11-29 | 2017-11-29 | A kind of fluorescent powder coats red light-emitting diode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207441739U (en) |
-
2017
- 2017-11-29 CN CN201721622818.2U patent/CN207441739U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20200511 Granted publication date: 20180601 |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20230110 Granted publication date: 20180601 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180601 |