CN202371480U - Light-emitting diode (LED) light source with power sources, heat dissipation and shining integrated - Google Patents
Light-emitting diode (LED) light source with power sources, heat dissipation and shining integrated Download PDFInfo
- Publication number
- CN202371480U CN202371480U CN2011204392846U CN201120439284U CN202371480U CN 202371480 U CN202371480 U CN 202371480U CN 2011204392846 U CN2011204392846 U CN 2011204392846U CN 201120439284 U CN201120439284 U CN 201120439284U CN 202371480 U CN202371480 U CN 202371480U
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- ceramic substrate
- light source
- constant current
- high voltage
- led
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- 230000017525 heat dissipation Effects 0.000 title abstract 5
- 239000000919 ceramic Substances 0.000 claims abstract description 28
- 239000000758 substrate Substances 0.000 claims abstract description 24
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 230000005855 radiation Effects 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 241000218202 Coptis Species 0.000 description 4
- 235000002991 Coptis groenlandica Nutrition 0.000 description 4
- 230000002463 transducing effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
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Abstract
The utility model discloses an LED light source with power sources, heat dissipation and shining integrated, which comprises a high voltage constant current chip, a ceramic substrate and an LED chip which is directly sealed on the ceramic substrate and contacts with the ceramic substrate; one end of the high voltage constant current chip is electrically connected with an external power source, and the other end is electrically connected with the LED chip; and the high voltage constant current is sealed on the ceramic substrate. According to the LED light source with power sources, heat dissipation and shining integrated; the high voltage constant current chip and the LED chip are sealed on the ceramic substrate to form an integrated light source, so that the fault rate and the manufacturing cost are reduced. Further, as a radiation heat dissipation mode is utilized by the ceramic substrate, the heat dissipation efficient can be apparently improved, and the service life of the LED light source is prolonged.
Description
Technical field
The utility model relates to lighting technical field, relates in particular to the luminous incorporate led light source of a kind of power supply heat sinking.
Background technology
As everyone knows, have direct relation with its radiating efficiency the service life of LED, and radiating efficiency is high more, and the service life of LED lamp is just long more, otherwise radiating efficiency is poor more, and the service life of LED lamp is just short more so.Thereby, how to improve the radiating efficiency of LED lamp, be the important technological problems that the LED lighting field need overcome.
Traditional led light source comprises power supply, heat radiation, luminous three parts, and this three part is all separate, causes existing free-standing led light source to have with high costs, complex structure and the high shortcoming of fault rate.
The utility model content
To the weak point that exists in the above-mentioned technology, the utility model provides the power supply heat sinking that a kind of cost is low, simple in structure, fault rate is low luminous incorporate led light source.
For realizing above-mentioned purpose; The utility model provides a kind of power supply heat sinking luminous incorporate led light source; Comprise high voltage and constant current chip, ceramic substrate and led chip, said led chip directly be encapsulated on the ceramic substrate and with said ceramic substrate thermo-contact, said high voltage and constant current chip one end is electrically connected external power supply; The other end is electrically connected said led chip, and said high voltage and constant current chip is encapsulated on the said ceramic substrate.
Wherein, the high voltage and constant current chip is the high voltage and constant current chip of the surge impact that can stand to be higher than normal voltage 200V.
Wherein, the electrode wires of said led chip is the aluminum steel of the 1.2mm of 7g for maximum broken string pulling force.
The beneficial effect of the utility model is: compared with prior art; The luminous incorporate led light source of the power supply heat sinking that the utility model provides; High voltage and constant current chip and led chip are encapsulated on the ceramic substrate, and the light source of being integrally formed has reduced fault rate and cost of manufacture.In addition, ceramic substrate adopts the mode of heat loss through radiation, can significantly improve radiating efficiency, thereby prolong the service life of led light source.
Description of drawings
Fig. 1 is the circuit diagram of the utility model.
The specific embodiment
In order more clearly to explain the utility model, the utility model is done to describe further below in conjunction with accompanying drawing.
See also Fig. 1; The luminous incorporate led light source of the power supply heat sinking of the utility model; Comprise high voltage and constant current chip D1, ceramic substrate (not shown) and led chip (L1-LN); Led chip (L1-LN) directly be encapsulated on the ceramic substrate and with the ceramic substrate thermo-contact, high voltage and constant current chip D1 one end is electrically connected external power supply through rectifier bridge DR1, connected mode is that plug-in is connected with the P2 terminal for P1 through the AC plug; The other end of high voltage and constant current chip D1 is electrically connected led chip (L1-LN), and high voltage and constant current chip D1 is encapsulated on the ceramic substrate.Wherein, high voltage and constant current chip D1 is the high voltage and constant current chip that can stand to be higher than the surge impact of normal voltage 200V.Wherein, the electrode wires of led chip (L1-LN) is the aluminum steel of the 1.2mm of 7g for maximum broken string pulling force.
Compared to the situation of prior art, the luminous incorporate led light source of the power supply heat sinking that the utility model provides is encapsulated in high voltage and constant current chip and led chip on the ceramic substrate, and the light source of being integrally formed has reduced fault rate and cost of manufacture.In addition, ceramic substrate adopts the mode of heat loss through radiation, can significantly improve radiating efficiency, thereby prolong the service life of led light source.
The utlity model has following characteristics:
1) the high voltage and constant current IC of design special makes power supply under the condition of 20% decline, 10% voltage that rises, and LED is able to adequately protect.IC can also stand to be higher than the surge impact of normal voltage 200V.
2) special ceramic substrate is adopted in heat radiation, and its radiating mode is different from the mode of conduction that general heat disperses, radiation, convection current, but with the mode of transducing, heat is become the far infrared of 8-18um through ceramic conversion, with the external heat loss through radiation of the form of radiation.
3) light source is a led chip, adopts chip directly is packaged on the ceramic substrate, and its heat can see through lampshade with the external heat loss through radiation of photon.Vertical coefficient of heat transfer 3-7. aluminium base of pottery only 0.3-0.4. contacts encapsulation with ceramic wafer owing to led chip is direct; By means of the good transducing radiation effect of ceramic wafer; Make the temperature of junction temperature and ceramic wafer of LED tube core very nearly the same, guaranteed the luminous Q-percentile life of LED tube core less than 58 ℃ junction temperatures.
4) mode of welding adopts aluminum steel ultrasonic wire bonding machine, has reduced cost, has simplified technology, is convenient to industrial automation production in enormous quantities.Aluminum steel with 1.2mm welds on the ASM530 machine, and the broken string pulling force can reach 7g. and be merely 5g greater than gold thread welding broken string pulling force.Use aluminum steel to substitute traditional gold thread, both increased brute force, reduce cost again as electrode wires.
Certainly, the electrode wires of the utility model is not limited to aluminum steel, also can use and adopt the KS gold thread, is not considering under the condition of cost, adopts the electrical connection better effects if of gold thread.
More than the disclosed several specific embodiments that are merely the utility model, but the utility model is not limited thereto, any those skilled in the art can think variation all should fall into the protection domain of the utility model.
Claims (3)
1. luminous incorporate led light source of power supply heat sinking; It is characterized in that; Comprise high voltage and constant current chip, ceramic substrate and led chip, said led chip directly be encapsulated on the ceramic substrate and with said ceramic substrate thermo-contact, said high voltage and constant current chip one end is electrically connected external power supply; The other end is electrically connected said led chip, and said high voltage and constant current chip is encapsulated on the said ceramic substrate.
2. the luminous incorporate led light source of power supply heat sinking according to claim 1 is characterized in that, the high voltage and constant current chip is the high voltage and constant current chip of the surge impact that can stand to be higher than normal voltage 200V.
3. the luminous incorporate led light source of power supply heat sinking according to claim 1 and 2 is characterized in that, the electrode wires of said led chip is the aluminum steel of the 1.2mm of 7g for maximum broken string pulling force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204392846U CN202371480U (en) | 2011-11-07 | 2011-11-07 | Light-emitting diode (LED) light source with power sources, heat dissipation and shining integrated |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204392846U CN202371480U (en) | 2011-11-07 | 2011-11-07 | Light-emitting diode (LED) light source with power sources, heat dissipation and shining integrated |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202371480U true CN202371480U (en) | 2012-08-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204392846U Expired - Fee Related CN202371480U (en) | 2011-11-07 | 2011-11-07 | Light-emitting diode (LED) light source with power sources, heat dissipation and shining integrated |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202371480U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103343904A (en) * | 2013-07-11 | 2013-10-09 | 王珏越 | Integrated photoelectric engine module |
| CN110248446A (en) * | 2019-07-02 | 2019-09-17 | 绿亚科技(平潭)有限公司 | A kind of constant current LED lamp |
-
2011
- 2011-11-07 CN CN2011204392846U patent/CN202371480U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103343904A (en) * | 2013-07-11 | 2013-10-09 | 王珏越 | Integrated photoelectric engine module |
| CN110248446A (en) * | 2019-07-02 | 2019-09-17 | 绿亚科技(平潭)有限公司 | A kind of constant current LED lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN PUYI LIGHTING TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: YAN BOQIN Effective date: 20140618 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140618 Address after: 518000 Guangdong city of Shenzhen province science and Technology Park of Nanshan District science and technology building a SED East podium building room 112 Patentee after: Shenzhen Puyi Lighting Technology Co., Ltd. Address before: 518000 Guangdong city of Shenzhen province Nanshan District Nanyou Cheonan Industrial Zone 8 8 floor Patentee before: Yan Boqin |
|
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Lin Liangzhong Assignor: Shenzhen Puyi Lighting Technology Co., Ltd. Contract record no.: 2014440020342 Denomination of utility model: Light-emitting diode (LED) light source with power sources, heat dissipation and shining integrated Granted publication date: 20120808 License type: Common License Record date: 20140926 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| 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: 20120808 Termination date: 20161107 |