CN220290831U - Fluorescent powder three-color type LED lamp bead and LED light source - Google Patents
Fluorescent powder three-color type LED lamp bead and LED light source Download PDFInfo
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- CN220290831U CN220290831U CN202320613929.6U CN202320613929U CN220290831U CN 220290831 U CN220290831 U CN 220290831U CN 202320613929 U CN202320613929 U CN 202320613929U CN 220290831 U CN220290831 U CN 220290831U
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- blue light
- cup
- electrode pin
- led lamp
- chip set
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- 239000000843 powder Substances 0.000 title claims abstract description 37
- 239000011324 bead Substances 0.000 title claims abstract description 32
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 22
- 238000005538 encapsulation Methods 0.000 claims description 7
- 108010043121 Green Fluorescent Proteins Proteins 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000005286 illumination Methods 0.000 abstract description 3
- 238000004806 packaging method and process Methods 0.000 description 10
- 239000011159 matrix material Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000005485 electric heating Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of illumination, and particularly relates to a three-color type fluorescent powder LED lamp bead and an LED light source, which comprise a bracket provided with a lamp cup, and a first bulge and a second bulge which are arranged on the bracket, wherein the first bulge and the second bulge are used for dividing the lamp cup into a first cup body, a second cup body and a third cup body, a first blue light chip set, a second blue light chip set and a third blue light chip set are respectively arranged in the first cup body, the first cup body is provided with a red fluorescent powder layer covering the first blue light chip set, the second cup body is provided with a green fluorescent powder layer covering the second blue light chip set, light emitted by the first blue light chip set can emit red light after passing through the red fluorescent powder layer, and the light emitted by the second blue light chip set can emit green light after passing through the green fluorescent powder layer, namely, the first cup body, the second cup body and the third cup body are respectively provided with a first blue light chip set, a second blue light chip set and a third blue light chip set, and a third blue light chip set are replaced, the production cost is reduced, and the working voltage for emitting red and green light is improved, and the working voltage for reducing the cost when the LED light source is applied.
Description
[ field of technology ]
The utility model belongs to the technical field of illumination, and particularly relates to a fluorescent powder three-color type LED lamp bead and an LED light source.
[ background Art ]
The conventional RGB light source is generally used for manufacturing lamps such as display screens, lamp strips, indicator lamps, lamp tubes and the like, and is difficult to be applied to lamps with smaller volumes, such as bulb lamps, spot lamps, wall washing lamps and the like. The application of RGB light sources in light sources with smaller volumes is limited, and the characteristics of wide color gamut, flexible color mixing and the like cannot be applied to normal illumination.
The prior art with the publication number of CN211450387U discloses an RGB lamp bead, which comprises a bracket, and a red chip, a green chip and a blue chip which are arranged on the bracket in a pasting manner and are mutually spaced; the red chip emits red light in the power-on state, the green chip emits green light in the power-on state, the blue chip emits blue light in the power-on state, and the red chip, the green chip and the blue chip are respectively controlled, so that the RGB lamp bead has the characteristics of wide color gamut and flexible color mixing, but the adopted red chip and green chip are high in price, and the required working voltage of the red chip is very low, so that the production and use cost of the RGB lamp bead are very high.
[ utility model ]
The utility model aims to provide a fluorescent powder three-color type LED lamp bead with lower cost.
The utility model is realized by the following technical scheme:
the utility model provides a phosphor powder three-color formula LED lamp pearl, is including the support that is equipped with the lamp cup, and locates first arch and the second arch on the support, first arch and second arch are used for with the lamp cup is separated into first cup, second cup and third cup, be equipped with first blue light chip group, second blue light chip group and third blue light chip group in first cup, second cup and the third cup respectively, be equipped with the cover on the first cup the red phosphor powder layer of first blue light chip group, be equipped with the cover on the second cup the green phosphor powder layer of second blue light chip group.
The three-color type LED lamp bead with the fluorescent powder comprises the support, and further comprises the conductive bonding pad arranged on the support, wherein the conductive bonding pad comprises a bonding pad matrix, and a positive electrode pin group and a negative electrode pin group which are respectively arranged on two sides of the bonding pad matrix, and the first blue light chip group, the second blue light chip group and the third blue light chip group are respectively attached to the bonding pad matrix and are respectively electrically connected with the positive electrode pin group and the negative electrode pin group.
As described above, the phosphor three-color LED lamp bead, the positive electrode pin group comprises a first positive electrode pin corresponding to the first blue light chip set, a second positive electrode pin corresponding to the second blue light chip set, and a third positive electrode pin corresponding to the third blue light chip set, and the negative electrode pin group comprises a first negative electrode pin corresponding to the first blue light chip set, a second negative electrode pin corresponding to the second blue light chip set, and a third negative electrode pin corresponding to the third blue light chip set.
As described above, the first protrusion is disposed between the first positive electrode pin and the second positive electrode pin, and the second protrusion is disposed between the second positive electrode pin and the third positive electrode pin.
As described above, the three-color fluorescent powder type LED lamp bead is characterized in that the edge of the upper surface of the support is provided with the packaging bulge in an upward protruding manner, a packaging groove is formed between the packaging bulge and the support, and the packaging groove is communicated with the lamp cup.
As described above, the first protrusions and the second protrusions are arranged in parallel.
As described above, the cross sections of the first protrusions and the second protrusions are trapezoidal.
The three-color type fluorescent powder LED lamp bead further comprises a packaging layer, wherein the packaging layer covers the first blue light chip set, the red fluorescent powder layer and the green fluorescent powder layer and is connected with the support.
Compared with the prior art, the utility model has the following advantages:
1. the utility model provides a fluorescent powder three-color type LED lamp bead, which comprises a bracket provided with a lamp cup, and a first bulge and a second bulge which are arranged on the bracket, wherein the first bulge and the second bulge are used for separating the lamp cup into a first cup body, a second cup body and a third cup body;
2. this application conductive bonding pad includes the bonding pad base member, and locates anodal pin group and the negative pole pin group of bonding pad base member both sides respectively, and first blue light chipset, second blue light chipset and third blue light chipset all paste and locate on the bonding pad base member, and are connected with anodal pin group and negative pole pin group electricity respectively, and electrically conducts through each pin, and each pin is arranged in the both sides of bonding pad base member, and is spaced apart through insulating support, realizes the electric heat separation, and the radiating effect is better.
The utility model also provides an LED light source, which comprises the fluorescent powder three-color LED lamp bead, and the fluorescent powder three-color LED lamp bead has the beneficial effects corresponding to the fluorescent powder three-color LED lamp bead.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are required to be used in the description of the embodiments will be briefly described below.
FIG. 1 is a top view of a phosphor trichromatic LED lamp bead of the utility model;
FIG. 2 is a bottom view of a phosphor trichromatic LED lamp bead of the present utility model;
FIG. 3 is a schematic cross-sectional view of the structure of FIG. 1 in the direction A-A.
[ detailed description ] of the utility model
In order to make the technical problems, technical schemes and beneficial effects solved by the utility model more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
When embodiments of the present utility model refer to the ordinal terms "first," "second," etc., it is to be understood that they are merely used for distinguishing between them unless the order of their presentation is indeed dependent on the context.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In a specific embodiment, as shown in fig. 1-3, a three-color LED lamp bead with phosphor powder includes a bracket 1 provided with a lamp cup 11, and a first protrusion 2 and a second protrusion 3 provided on the bracket 1, where the first protrusion 2 and the second protrusion 3 are used for separating the lamp cup 11 into a first cup body 111, a second cup body 112 and a third cup body 113, and a first blue light chip set 4, a second blue light chip set 5 and a third blue light chip set 6 are respectively provided in the first cup body 111, a red phosphor powder layer (not shown in the drawing) covering the first blue light chip set 4 is provided on the first cup body 111, and a green phosphor powder layer (not shown in the drawing) covering the second blue light chip set 5 is provided on the second cup body 112. The light emitted by the first blue light chip set 4 can emit red light after passing through the red fluorescent powder layer, and the light emitted by the second blue light chip set 5 can emit green light after passing through the green fluorescent powder layer, namely, the red light chip and the green light chip are replaced, so that the production cost is reduced, the working voltage for emitting red and green light is increased, and the cost when the LED light source is applied to an LED light source is reduced.
The first blue light chip set 4, the second blue light chip set 5 and the third blue light chip set 6 may be single blue light chips, or a plurality of blue light chips are serially connected by gold wires, or integrated high-voltage chips integrated by a plurality of blue light chips, specifically, the working voltage is 3-100V.
Specifically, the three-color fluorescent powder type LED lamp bead further comprises a conductive bonding pad 7 disposed on the support 1, the conductive bonding pad 7 comprises a bonding pad base 71, and a positive electrode pin group 72 and a negative electrode pin group 73 disposed on two sides of the bonding pad base 71 respectively, and the first blue light chip set 4, the second blue light chip set 5 and the third blue light chip set 6 are all attached to the bonding pad base 71 and are electrically connected with the positive electrode pin group 72 and the negative electrode pin group 73 respectively. The anode pin group 72 and the cathode pin group 73 conduct electricity, and the first blue light chip group 4, the second blue light chip group 5 and the third blue light chip group 6 are attached to the bonding pad matrix 71, so that electric heating separation is realized, and the heat dissipation effect is better.
More specifically, the positive electrode pin group 72 includes a first positive electrode pin 721 provided corresponding to the first blue light chip set 4, a second positive electrode pin 722 provided corresponding to the second blue light chip set 5, and a third positive electrode pin 723 provided corresponding to the third blue light chip set 6, and the negative electrode pin group 73 includes a first negative electrode pin 731 provided corresponding to the first blue light chip set 4, a second negative electrode pin 732 provided corresponding to the second blue light chip set 5, and a third negative electrode pin 733 provided corresponding to the third blue light chip set 6. Conductive is realized through each pin, and each pin is arranged on two sides of the bonding pad matrix 71 and is spaced apart through an insulating bracket, so that electric heating separation is realized, and the heat dissipation effect is better.
Further, the first protrusion 2 is disposed between the first positive electrode pin 721 and the second positive electrode pin 722, and the second protrusion 3 is disposed between the second positive electrode pin 722 and the third positive electrode pin 723. The first bulge 2 and the second bulge 3 separate the light-emitting chips to form a light-emitting cup body with corresponding colors.
More specifically, the edge of the upper surface of the bracket 1 is provided with a packaging bulge 8 in an upward protruding way, a packaging groove 9 is formed between the packaging bulge 8 and the bracket 1, and the packaging groove 9 is communicated with the lamp cup 11. When in sealing, a sealing layer can be formed on the sealing groove 9, so that the sealing performance of the lamp beads is improved.
Further, the first protrusions 2 and the second protrusions 3 are arranged in parallel. So that the first, second and third cups 111, 112 and 113 are arranged side by side, the light emission is more uniform, and the color mixing effect is better.
Still further, the cross section of the first protrusion 2 and the second protrusion 3 is trapezoidal.
Specifically, the three-color type fluorescent powder LED lamp bead further comprises an encapsulation layer, wherein the encapsulation layer covers the first blue light chip set 4, the red fluorescent powder layer and the green fluorescent powder layer and is connected with the support 1.
The utility model also provides an LED light source, which comprises the fluorescent powder three-color LED lamp bead, and the fluorescent powder three-color LED lamp bead has the beneficial effects corresponding to the fluorescent powder three-color LED lamp bead.
The above description of one embodiment provided in connection with the specific content does not set forth limitation to the specific implementation of the present utility model, and is not limited to the above designations but is not limited to english designations due to the different industry designations. The method, structure, etc. similar to or identical to those of the present utility model, or some technical deductions or substitutions are made on the premise of the inventive concept, should be regarded as the protection scope of the present utility model.
Claims (8)
1. The utility model provides a phosphor powder three-color type LED lamp pearl, its characterized in that, including support (1) that is equipped with lamp cup (11), and locate first arch (2) and second arch (3) on support (1), first arch (2) and second arch (3) are used for with lamp cup (11) separate into first cup (111), second cup (112) and third cup (113), be equipped with first blue light chipset (4), second blue light chipset (5) and third blue light chipset (6) in first cup (111) respectively in second cup (112) and the third cup (113), be equipped with on first cup (111) and cover red phosphor powder layer of first blue light chipset (4), be equipped with on second cup (112) and cover green phosphor powder layer of second blue light chipset (5), the phosphor powder three-color type LED lamp still includes and locates on support (111), second cup (112) and third cup (113) are equipped with on first cup (7), second blue light chipset (71) and third blue light chipset (71) are located respectively to lead pad (71) and second blue light chipset (71) and negative electrode (71) are located respectively on the pad group and the base member (71), and are electrically connected to the positive pin group (72) and the negative pin group (73), respectively.
2. The phosphor three-color LED lamp bead according to claim 1, wherein the positive electrode pin group (72) comprises a first positive electrode pin (721) provided corresponding to the first blue light chip group (4), a second positive electrode pin (722) provided corresponding to the second blue light chip group (5), and a third positive electrode pin (723) provided corresponding to the third blue light chip group (6), and the negative electrode pin group (73) comprises a first negative electrode pin (731) provided corresponding to the first blue light chip group (4), a second negative electrode pin (732) provided corresponding to the second blue light chip group (5), and a third negative electrode pin (733) provided corresponding to the third blue light chip group (6).
3. The phosphor three-color LED lamp bead according to claim 2, wherein the first protrusion (2) is disposed between the first positive electrode pin (721) and the second positive electrode pin (722), and the second protrusion (3) is disposed between the second positive electrode pin (722) and the third positive electrode pin (723).
4. The phosphor three-color type LED lamp bead according to claim 1, wherein an encapsulation protrusion (8) is provided at the edge of the upper surface of the bracket (1) in an upward protruding manner, an encapsulation groove (9) is formed between the encapsulation protrusion (8) and the bracket (1), and the encapsulation groove (9) is communicated with the lamp cup (11).
5. The phosphor three-color LED lamp bead according to claim 1, wherein the first protrusion (2) and the second protrusion (3) are arranged in parallel.
6. The phosphor three-color LED lamp bead according to claim 1, wherein the first protrusion (2) and the second protrusion (3) have a trapezoidal cross section.
7. The phosphor three-color LED lamp bead according to claim 1, further comprising an encapsulation layer covering the first blue chip set (4), the red phosphor layer and the green phosphor layer and being connected to the holder (1).
8. An LED light source comprising the phosphor three-color LED lamp bead according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320613929.6U CN220290831U (en) | 2023-03-23 | 2023-03-23 | Fluorescent powder three-color type LED lamp bead and LED light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320613929.6U CN220290831U (en) | 2023-03-23 | 2023-03-23 | Fluorescent powder three-color type LED lamp bead and LED light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220290831U true CN220290831U (en) | 2024-01-02 |
Family
ID=89335071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320613929.6U Active CN220290831U (en) | 2023-03-23 | 2023-03-23 | Fluorescent powder three-color type LED lamp bead and LED light source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220290831U (en) |
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2023
- 2023-03-23 CN CN202320613929.6U patent/CN220290831U/en active Active
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