CN107394032B - Integrated packaged light source - Google Patents
Integrated packaged light source Download PDFInfo
- Publication number
- CN107394032B CN107394032B CN201710614411.3A CN201710614411A CN107394032B CN 107394032 B CN107394032 B CN 107394032B CN 201710614411 A CN201710614411 A CN 201710614411A CN 107394032 B CN107394032 B CN 107394032B
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- positive
- negative
- shell
- plug
- led chip
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/52—Encapsulations
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/50—Wavelength conversion elements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/62—Arrangements for conducting electric current to or from the semiconductor body, e.g. lead-frames, wire-bonds or solder balls
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/64—Heat extraction or cooling elements
Abstract
The invention discloses an integrated packaging light source, which comprises a heat dissipation shell, a radiator, a positive plug, a negative plug and an LED chip, wherein a lens is arranged at the upper end of the heat dissipation shell, and a cavity is arranged between the lens and the heat dissipation shell; a radiator is arranged in the cavity below the lens, a cup cavity is embedded in the middle of the radiator, the LED chip is attached to the upper end of the cup cavity, and a fluorescent sheet is sleeved outside the LED chip; two leading-out holes are formed in the radiators at two ends of the cup cavity, and the positive patch terminal and the negative patch terminal are vertically attached to the two leading-out holes respectively; the lower ends of the positive patch terminal and the negative patch terminal are connected with positive and negative plugs, and positive and negative plug shells are arranged outside the positive and negative plugs; the heat dissipation shell comprises an upper shell and a bottom cover shell which are connected through an elastic buckle, and the bottom cover shell is sleeved at the middle part of the positive and negative plug shell; the upper end of the radiator is printed with a conductive circuit used for communicating the positive electrode patch terminal and the negative electrode patch terminal with the LED chip. The LED lamp has the advantages of good conductive stability, good heat dissipation and good luminous effect.
Description
Technical Field
The invention relates to the technical field of LED lamps, in particular to an integrated packaging light source.
Background
The LED light source has the advantages of low-voltage power supply, low energy consumption, strong applicability, high stability, short response time, no pollution to the environment, multicolor light emission and the like, and along with the development of the LED lamp, the LED lamp is increasingly widely used, and is increasingly deep in the work and life of people, thereby providing great contribution to the beautification and daily use of cities.
In the prior art, an LED lamp consists of a lamp cap, a lamp body, a loop component, an aluminum substrate, an LED chip and a bulb, wherein the lamp cap is fixed at the lower end of the lamp body, the loop component and the aluminum substrate are arranged in the lamp body, the loop component is electrically connected with the lamp cap, the loop component is electrically connected with the aluminum substrate through wire welding, the LED chip is arranged on the aluminum substrate, and the bulb is fixedly covered at the upper end of the lamp body. When the LED bulb is used, the power supply supplies power to the LED chip through the lamp cap, the loop component and the aluminum substrate, the LED chip emits light, and the light rays penetrate through the bulb to realize the lighting function. The existing LED lamp is inconvenient in electric connection, has general lighting chromaticity and other effects, and is easy to short-circuit due to direct contact between the loop component and the aluminum substrate.
Disclosure of Invention
Aiming at the problems, the invention provides an integrated packaging light source with good conductive stability and good heat dissipation.
The technical scheme of the invention is as follows: the integrated packaging light source comprises a heat dissipation shell, a heat radiator, a positive plug, a negative plug and an LED chip, wherein a lens is arranged at the upper end of the heat dissipation shell, and a cavity is arranged between the lens and the heat dissipation shell; a radiator is arranged in the cavity below the lens, a cup cavity for packaging the LED chip is embedded in the middle of the radiator, the LED chip is attached to the upper end of the cup cavity, and a fluorescent sheet is sleeved outside the LED chip; two leading-out holes are formed in the radiators at two ends of the cup cavity, and an anode patch terminal and a cathode patch terminal are vertically attached to the two leading-out holes respectively; the lower ends of the positive patch terminal and the negative patch terminal are connected with a positive plug and a negative plug for conducting a power supply, and positive plug shells and negative plug shells are arranged outside the positive plug and the negative plug; the heat dissipation shell comprises an upper shell and a bottom cover shell which are connected through an elastic buckle, and the bottom cover shell is sleeved at the middle part of the positive and negative plug shell; and the upper end of the radiator is printed with a conductive circuit for communicating the positive electrode patch terminal and the negative electrode patch terminal with the LED chip.
It is further preferred that the positive and negative plugs are made of FR4 grade printed circuit board material.
Still further preferably, the upper end and the lower end of the radiator are provided with waterproof rings.
Still further preferably, a protruding member is provided at the lower end of the fluorescent sheet, and a groove is provided on the heat sink, which is fixed in cooperation with the protruding member.
Still more preferably, the positive patch terminal and the negative patch terminal are both welded on the heat sink, and the positive patch terminal and the negative patch terminal are both provided with at least two conductive lines communicating with the LED chip.
Still more preferably, soft silica gel rings for water resistance are sleeved at the lower ends of the positive plug and the negative plug.
Still further preferably, the edge of the upper case is provided with a heat radiation port.
Still further preferably, the bottom cover case is provided at a lower end thereof with a plurality of bores.
The beneficial effects of the invention are as follows:
the LED lamp has the advantages that the whole structure is simple, the cost is low, the LED chip emits light after being electrified, better illumination performance is realized after light rays penetrate through the fluorescent sheet, particularly, better chromaticity consistency is realized, more uniform illumination effect and more comfortable light projection can be realized, the light rays penetrate through the lens to irradiate out, the transparency of the lens is high, the lens is pure and clean, the texture is uniform, good refractive power is realized, and meanwhile, the LED lamp can be used as a seal design to protect internal parts; the upper shell and the bottom cover shell are connected through an elastic buckle, so that the connection mode is simple and firm, and the disassembly and the assembly are convenient; the conductive circuit is printed on the radiator, so that the stability of the conductive circuit is good, and the normal operation of the electrified circuit is facilitated; the radiator is used for radiating, well radiating out internal hot air, ensuring that internal parts work at normal temperature, and keeping the best use effect and service life.
Drawings
FIG. 1 is an exploded view of an integrally packaged light source of the present invention;
FIG. 2 is a three-dimensional schematic view of an integrally packaged light source of the present invention;
FIG. 3 is a cross-sectional view of an integrally packaged light source of the present invention;
fig. 4 is a bottom view of the integrally packaged light source of the present invention.
Reference numerals: 1-heat radiator, 2-positive and negative plugs, 3-LED chip, 4-lens, 5-cup cavity, 6-fluorescent sheet, 7-positive patch terminal, 8-negative patch terminal, 9-positive and negative plug shell, 10-upper shell, 11-bottom shell, 12-waterproof ring, 13-soft silica gel ring and 14-cavity.
Detailed Description
The following detailed description of the present invention is to be construed as merely illustrative of the presently preferred embodiments of the invention, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the invention.
Example 1
As shown in fig. 1 to 4, an integrated packaging light source comprises a heat dissipation shell, a heat radiator 1, a positive plug 2, a negative plug 2 and an LED chip 3, wherein a lens 4 is arranged at the upper end of the heat dissipation shell, and a cavity is arranged between the lens 4 and the heat dissipation shell; the radiator 1 is arranged in the cavity below the lens 4, and is used for radiating heat and can be arranged in various shapes, the radiator is arranged in an annular structure in the embodiment, a cup cavity 5 for packaging an LED chip is embedded in the middle of the radiator 1, the cup cavity 5 is formed by a cup cavity annular dam arranged in the middle of the radiator, the LED chip 3 is attached to the upper end of the cup cavity 5, and a fluorescent sheet 6 is sleeved outside the LED chip 3; two leading-out holes are formed in the radiator 1 at two ends of the cup cavity 5, and an anode patch terminal 7 and a cathode patch terminal 8 are vertically attached to the two leading-out holes respectively; the lower ends of the positive patch terminal 7 and the negative patch terminal 8 are connected with a positive plug 2 for conducting a power supply, and a positive plug shell 9 is arranged outside the positive plug 2; the heat dissipation shell comprises an upper shell 10 and a bottom cover shell 11 which are connected through an elastic buckle, and the bottom cover shell 11 is sleeved at the middle part of the positive and negative plug shell 9; the upper end of the heat sink 1 is printed with conductive lines for communicating the positive patch terminal 7 and the negative patch terminal 8 with the LED chip 3.
The positive plug and the negative plug are connected with an external power supply, the positive plug is communicated with the positive patch terminal and the negative patch terminal, and the positive patch terminal and the negative patch terminal are connected with the LED chip through conductive lines on the radiator, so that the LED chip is conducted with the power supply to start working.
The LED lamp has the advantages that the whole structure is simple, the cost is low, the LED chip emits light after being electrified, better illumination performance is realized after light rays penetrate through the fluorescent sheet, particularly, better chromaticity consistency is realized, more uniform illumination effect and more comfortable light projection can be realized, the light rays penetrate through the lens to irradiate out, the transparency of the lens is high, the lens is pure and clean, the texture is uniform, good refractive power is realized, and meanwhile, the LED lamp can be used as a seal design to protect internal parts; the upper shell and the bottom cover shell are connected through an elastic buckle, so that the connection mode is simple and firm, and the disassembly and the assembly are convenient; the conductive circuit is printed on the radiator, so that the stability of the conductive circuit is good, and the normal operation of the electrified circuit is facilitated; the radiator is used for radiating, well radiating out internal hot air, ensuring that internal parts work at normal temperature, and keeping the best use effect and service life.
Example two
As shown in fig. 1 to 4, an integrated packaging light source comprises a heat dissipation shell, a heat radiator 1, a positive plug 2, a negative plug 2 and an LED chip 3, wherein a lens 4 is arranged at the upper end of the heat dissipation shell, and a cavity is arranged between the lens 4 and the heat dissipation shell; the radiator 1 is arranged in the cavity below the lens 4, and is used for radiating heat and can be arranged in various shapes, the radiator is arranged in an annular structure in the embodiment, a cup cavity 5 for packaging an LED chip is embedded in the middle of the radiator 1, the cup cavity 5 is formed by a cup cavity annular dam arranged in the middle of the radiator, the LED chip 3 is attached to the upper end of the cup cavity 5, and a fluorescent sheet 6 is sleeved outside the LED chip 3; two leading-out holes are formed in the radiator 1 at two ends of the cup cavity 5, and an anode patch terminal 7 and a cathode patch terminal 8 are vertically attached to the two leading-out holes respectively; the lower ends of the positive patch terminal 7 and the negative patch terminal 8 are connected with a positive plug 2 for conducting a power supply, and a positive plug shell 9 is arranged outside the positive plug 2; the heat dissipation shell comprises an upper shell 10 and a bottom cover shell 11 which are connected through an elastic buckle, and the bottom cover shell 11 is sleeved at the middle part of the positive and negative plug shell 9; the upper end of the heat sink 1 is printed with conductive lines for communicating the positive patch terminal 7 and the negative patch terminal 8 with the LED chip 3.
The positive plug and the negative plug are connected with an external power supply, the positive plug is communicated with the positive patch terminal and the negative patch terminal, and the positive patch terminal and the negative patch terminal are connected with the LED chip through conductive lines on the radiator, so that the LED chip is conducted with the power supply to start working.
The LED lamp has the advantages that the whole structure is simple, the cost is low, the LED chip emits light after being electrified, better illumination performance is realized after light rays penetrate through the fluorescent sheet, particularly, better chromaticity consistency is realized, more uniform illumination effect and more comfortable light projection can be realized, the light rays penetrate through the lens to irradiate out, the transparency of the lens is high, the lens is pure and clean, the texture is uniform, good refractive power is realized, and meanwhile, the LED lamp can be used as a seal design to protect internal parts; the upper shell and the bottom cover shell are connected through an elastic buckle, so that the connection mode is simple and firm, and the disassembly and the assembly are convenient; the conductive circuit is printed on the radiator, so that the stability of the conductive circuit is good, and the normal operation of the electrified circuit is facilitated; the radiator is used for radiating, well radiating out internal hot air, ensuring that internal parts work at normal temperature, and keeping the best use effect and service life.
Preferably, the positive and negative plugs 2 are made of FR4 grade printed circuit board material. For example, FR4 epoxy fiberglass cloth substrate, etc., has higher mechanical property and dielectric property, better heat resistance and moisture resistance and good mechanical processability.
Preferably, the upper end and the lower end of the radiator 1 are provided with waterproof rings 12. The waterproof ring can use a silica gel waterproof ring, but is not limited to the silica gel waterproof ring, has the characteristics of wide temperature adaptability, good sealing property, insulativity, dielectric property, environmental protection and the like, and is high and low temperature resistant and little interfered by external environment, so the waterproof and sealing material is the most ideal waterproof and sealing material.
Preferably, a protruding member is disposed at the lower end of the fluorescent sheet 6, and a groove that is matched and fixed with the protruding member is disposed on the heat sink 1. The LED chip and the fluorescent sheet are fixed on the radiator through the matching and fixing of the convex piece and the groove, so that the stability is improved, and the stable light emission of the light source is ensured.
Preferably, the positive patch terminal 7 and the negative patch terminal 8 are welded on the radiator 1, and the positive patch terminal 7 and the negative patch terminal 8 are provided with at least two conductive lines communicating with the LED chip 3, and the conductive lines may be provided with two, three, etc., as an embodiment, in this embodiment, the conductive lines of the positive patch terminal 7 and the negative patch terminal 8 are provided with two. The patch terminal is fixed with the radiator in a welding mode, so that stable conduction of the patch terminal is ensured, and the arrangement of the two conductive lines plays a role in fixing, preventing cold joint and falling, and is double-guarantee.
Preferably, the lower ends of the positive and negative plug shells 9 are sleeved with waterproof soft silica gel rings 13. The soft silica gel ring is arranged at the lower ends of the positive plug and the negative plug shells, so that the entry of water can be prevented, and the hidden dangers such as water inlet short circuit and the like can be prevented.
Preferably, the edge of the upper shell 10 is provided with a plurality of heat dissipation ports, and the heat dissipation ports can be uniformly distributed on the edge of the upper shell 10. The heat dissipation of the radiator is facilitated by the arrangement of the heat dissipation opening, so that the packaged light source achieves a better heat dissipation effect, the optimal operation effect of internal parts can be ensured, and the optimal service time and service life are ensured.
Preferably, the bottom cover shell 11 is provided with a plurality of cavities 14 at the lower end, and the cavities 14 may be one, two, three, four, etc., and as an embodiment, four cavities 14 are symmetrically provided. The cavity is arranged outside to facilitate the force borrowing, the upper shell and the bottom cover shell are disassembled, and the maintenance and the repair of the internal parts are well carried out.
It should be noted that all of the features disclosed in this specification, or all of the steps in a method or process disclosed, may be combined in any combination, except mutually exclusive features and/or steps.
The technical scheme of the invention can be better realized according to the description of the specification.
Claims (8)
1. The integrated packaging light source is characterized by comprising a heat dissipation shell, a heat radiator, a positive plug, a negative plug and an LED chip, wherein a lens is arranged at the upper end of the heat dissipation shell, and a cavity is arranged between the lens and the heat dissipation shell; a radiator is arranged in the cavity below the lens, a cup cavity for packaging the LED chip is embedded in the middle of the radiator, the LED chip is attached to the upper end of the cup cavity, and a fluorescent sheet is sleeved outside the LED chip; two leading-out holes are formed in the radiators at two ends of the cup cavity, and an anode patch terminal and a cathode patch terminal are vertically attached to the two leading-out holes respectively; the lower ends of the positive patch terminal and the negative patch terminal are connected with a positive plug and a negative plug for conducting a power supply, and positive plug shells and negative plug shells are arranged outside the positive plug and the negative plug; the heat dissipation shell comprises an upper shell and a bottom cover shell which are connected through an elastic buckle, and the bottom cover shell is sleeved at the middle part of the positive and negative plug shell; and the upper end of the radiator is printed with a conductive circuit for communicating the positive electrode patch terminal and the negative electrode patch terminal with the LED chip.
2. The integrally packaged light source of claim 1, wherein said positive and negative plugs are made of FR4 grade printed circuit board material.
3. The integrally packaged light source of claim 1, wherein the upper and lower ends of the heat sink are each provided with a waterproof ring.
4. The integrally packaged light source of claim 1, wherein the lower end of the fluorescent sheet is provided with a convex member, and the heat sink is provided with a groove which is matched and fixed with the convex member.
5. The integrally packaged light source of claim 1, wherein the positive and negative patch terminals are both soldered to the heat sink and are each provided with at least two conductive traces in communication with the LED chip.
6. The integrally packaged light source of claim 1, wherein the lower ends of said positive and negative plug housings are sleeved with soft waterproof silicone rings.
7. The integrally packaged light source of claim 1, wherein the rim of the upper shell is provided with a heat sink.
8. The integrally packaged light source of claim 1, wherein the bottom cover shell has a plurality of apertures at a lower end thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710614411.3A CN107394032B (en) | 2017-07-25 | 2017-07-25 | Integrated packaged light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710614411.3A CN107394032B (en) | 2017-07-25 | 2017-07-25 | Integrated packaged light source |
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| Publication Number | Publication Date |
|---|---|
| CN107394032A CN107394032A (en) | 2017-11-24 |
| CN107394032B true CN107394032B (en) | 2023-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710614411.3A Active CN107394032B (en) | 2017-07-25 | 2017-07-25 | Integrated packaged light source |
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| US6335548B1 (en) * | 1999-03-15 | 2002-01-01 | Gentex Corporation | Semiconductor radiation emitter package |
| CN2851823Y (en) * | 2005-08-08 | 2006-12-27 | 鹤山丽得电子实业有限公司 | Improved LED flexible cord lamp |
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| CN107394032A (en) | 2017-11-24 |
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