CN203099393U - Light emitting diode (LED) bulb lamp based on alternating current direct drive and packaged by ceramic substrate chip on board (COB) - Google Patents
Light emitting diode (LED) bulb lamp based on alternating current direct drive and packaged by ceramic substrate chip on board (COB) Download PDFInfo
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- CN203099393U CN203099393U CN2012207246846U CN201220724684U CN203099393U CN 203099393 U CN203099393 U CN 203099393U CN 2012207246846 U CN2012207246846 U CN 2012207246846U CN 201220724684 U CN201220724684 U CN 201220724684U CN 203099393 U CN203099393 U CN 203099393U
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- bulb lamp
- ceramic substrate
- light source
- source module
- led
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The utility model relates to a light emitting diode (LED) bulb lamp based on alternating current direct drive and packaged by a ceramic substrate chip on board (COB). The LED bulb lamp comprises a bulb lamp cover, an LED light source module, an aluminium base circuit board, a radiator and a lamp head. The LED light source module and the aluminium base circuit board fixedly form a photoelectric engine, and the radiator and the bulb lamp cover together form a closed space which is used for containing the aluminium base circuit board and the LED light source module in a sealing mode. The bottom of the radiator and the lamp head are fixedly connected, alternating current high voltages are used for directly driving circuits, the die-casting radiator combining the aluminium base circuit board and aluminium plastics is used, the radiating problem inside the bulb lamp cover is well solved, the fact that the inside of the bulb lamp cover where the LED module is placed is in a low-temperature level is guaranteed, light failure is reduced, and the service life of the LED bulb lamp is prolonged.
Description
Technical field
The utility model relates to a kind of illuminator lamp bubble, relates in particular to a kind ofly directly to drive and ceramic substrate COB encapsulated LED bulb lamp based on exchanging.
Background technology
At present, LED(is a light emitting diode) illumination be described as the 4th generation lighting engineering, the requirement in current low-carbon (LC) epoch of the characteristic conforms of its energy-conserving and environment-protective has begun to enter the general lighting field.Defectives such as incandescent lamp bulb and compact fluorescent bulb are the widely used room lighting light sources of family, in use, exist power consumption higher, and the life-span is short.Development along with the LED lighting engineering, the LED bulb is also manufactured to come out, and generally adopts the high-power packaged LED series connection of single 1W to constitute the illuminator of 3 ~ 9W, and complexed metal aluminium radiator, DC driven power supply constitute, heat radiation is bad, dielectric strength is poor, reveals defectives such as electricity easily but also exist.
Because the defective that above-mentioned existing bulb exists, the design people innovates by active research, in the hope of founding directly driving and ceramic substrate COB encapsulated LED bulb lamp based on exchanging of a kind of new structure, makes it have more practicality.
The utility model content
Main purpose of the present utility model is, overcome the defective that existing bulb exists, and directly driving and ceramic substrate COB encapsulated LED bulb lamp based on exchanging of a kind of new structure be provided, technical problem to be solved be make its heat radiation and insulation effect good, energy-saving and environmental protection simultaneously and long service life, thereby be suitable for practicality more, and have the value on the industry.
The purpose of this utility model and solve its technical problem and realize by the following technical solutions.According to directly driving and ceramic substrate COB encapsulated LED bulb lamp of the utility model proposes based on exchanging, comprise bulb lamp cover, led light source module, aluminium base circuit board, radiator and lamp holder, photoelectricity engine of the fixing composition of described led light source module and aluminium base circuit board, described radiator and bulb lamp cover seal the confined space that formation one is used to accommodate described aluminium base circuit board and led light source module jointly, fixedly connected with lamp holder in described radiator bottom.
Aforesaidly directly drive and ceramic substrate COB encapsulated LED bulb lamp based on exchanging, described led light source module is a ceramic substrate COB encapsulated LED light source module.
Aforesaidly directly drive and ceramic substrate COB encapsulated LED bulb lamp based on exchanging, described radiator is plastic-aluminum combined die casting radiator.
Aforesaidly directly drive and ceramic substrate COB encapsulated LED bulb lamp based on exchanging, described bulb lamp cover is acrylic or glass ball bulb lampshade.Light transmission is good, and has excellent electric insulating.
Aforesaidly directly drive and ceramic substrate COB encapsulated LED bulb lamp based on exchanging, described led light source module has the SMD pin.
Aforesaidly directly drive and ceramic substrate COB encapsulated LED bulb lamp based on exchanging, the led light source module is welded on the described aluminium base circuit board by Reflow Soldering.
By technique scheme, of the present utility model have following advantage at least based on exchanging directly to drive with ceramic substrate COB encapsulated LED bulb lamp:
Of the present utility model directly driving with ceramic substrate COB encapsulated LED ball bubble based on interchange adopts ceramic substrate COB encapsulated LED light source module as light source, thermal resistance is little, insulate, directly be welded on the aluminium base, form the photoelectricity engine, utilize the little current-mode of high voltage with exchanging straight crystal drive circuit cooperation, reduced the caloric value of led chip inside, and the heat dissipation channel thermal resistance is very little, has improved the service life of bulb, and energy-conserving and environment-protective; The radiator that adopts aluminium base circuit board and plastic-aluminum combined casting to press has well solved the heat dissipation problem in the bulb lamp cover, is in lower temperature levels in the bulb lamp cover at assurance LED module place, has reduced light decay.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, below with preferred embodiment of the present utility model and conjunction with figs. describe in detail as after.
Description of drawings
Fig. 1 the utility model is based on exchanging the structural representation that directly drives with ceramic substrate COB encapsulated LED bulb lamp.
The specific embodiment
For further setting forth the utility model is to reach technological means and the effect that predetermined utility model purpose is taked, below in conjunction with accompanying drawing and preferred embodiment, to the specific embodiment of the present utility model describe in detail as after.
As shown in Figure 1, directly drive and ceramic substrate COB encapsulated LED bulb lamp based on exchanging, comprise plastic-aluminum combined casting pressure radiator 4, acrylic or glass ball bulb lampshade 1, based on ceramic substrate COB encapsulated LED light source module 2, based on exchanging aluminium base circuit board 3 and the standard E27 lamp holder 5 that directly drives, wherein based on ceramic substrate COB encapsulated LED light source module 2 with weld together by reflow soldering process and form a photoelectricity engine based on exchanging the aluminium base circuit board 3 that directly drives, plastic-aluminum combined casting press radiator 4 and the 1 common sealing of acrylic (glass) bulb lamp cover form one be used to be contained in ceramic substrate COB encapsulated LED light source module 2 with based on the confined space that exchanges the aluminium base circuit board 3 that directly drives, plastic-aluminum combined casting presses radiator 4 bottoms to be connected in the screw socket of lamp holder 5 for the screw thread designs fix, thermal diffusivity of the present utility model and high-insulativity have well been improved by plastic-aluminum combined radiator 4, guaranteed to be in lower temperature levels in the bulb lamp cover 1 at led light source module 2 places, reduce light decay, and guaranteed the electric shock-prevention safety of bulb.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, though the utility model discloses as above with preferred embodiment, yet be not in order to limit the utility model, any those skilled in the art, in not breaking away from the technical solutions of the utility model scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solutions of the utility model, according to technical spirit of the present utility model to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solutions of the utility model.
Claims (6)
1. one kind is directly driven and ceramic substrate COB encapsulated LED bulb lamp based on exchanging, comprise bulb lamp cover, led light source module, radiator and lamp holder, it is characterized in that: photoelectricity engine of the fixing composition of described led light source module and aluminium base circuit board, described radiator and bulb lamp cover seal the confined space that formation one is used to accommodate described aluminium base circuit board and led light source module jointly, fixedly connected with lamp holder in described radiator bottom.
2. according to claim 1ly directly drive and ceramic substrate COB encapsulated LED bulb lamp based on exchanging, it is characterized in that: described led light source module is a ceramic substrate COB encapsulated LED light source module.
3. according to claim 1ly directly drive and ceramic substrate COB encapsulated LED bulb lamp based on exchanging, it is characterized in that: described radiator is plastic-aluminum combined die casting radiator.
4. according to claim 1ly directly drive and ceramic substrate COB encapsulated LED bulb lamp based on exchanging, it is characterized in that: described bulb lamp cover is acrylic or glass ball bulb lampshade.
5. according to claim 1ly directly drive and ceramic substrate COB encapsulated LED bulb lamp based on exchanging, it is characterized in that: described led light source module has the SMD pin.
6. each describedly directly drives and ceramic substrate COB encapsulated LED bulb lamp based on exchanging according to claim 1 ~ 5, and it is characterized in that: described led light source module is welded on the described aluminium base circuit board.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2012207246846U CN203099393U (en) | 2012-12-26 | 2012-12-26 | Light emitting diode (LED) bulb lamp based on alternating current direct drive and packaged by ceramic substrate chip on board (COB) |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2012207246846U CN203099393U (en) | 2012-12-26 | 2012-12-26 | Light emitting diode (LED) bulb lamp based on alternating current direct drive and packaged by ceramic substrate chip on board (COB) |
Publications (1)
Publication Number | Publication Date |
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CN203099393U true CN203099393U (en) | 2013-07-31 |
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CN2012207246846U Expired - Fee Related CN203099393U (en) | 2012-12-26 | 2012-12-26 | Light emitting diode (LED) bulb lamp based on alternating current direct drive and packaged by ceramic substrate chip on board (COB) |
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CN (1) | CN203099393U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103542302A (en) * | 2013-10-29 | 2014-01-29 | 广西桂林宇川光电科技有限公司 | 360-degree rotatable tensile light-emitting diode (LED) bulb lamp |
WO2017024429A1 (en) * | 2015-08-07 | 2017-02-16 | 深圳市裕富照明有限公司 | Gas-filled led light bulb using smt |
-
2012
- 2012-12-26 CN CN2012207246846U patent/CN203099393U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103542302A (en) * | 2013-10-29 | 2014-01-29 | 广西桂林宇川光电科技有限公司 | 360-degree rotatable tensile light-emitting diode (LED) bulb lamp |
CN103542302B (en) * | 2013-10-29 | 2016-06-01 | 广西桂林宇川光电科技有限公司 | A kind of can the LEDbulb lamp of 360 degree of circumgyration stretches |
WO2017024429A1 (en) * | 2015-08-07 | 2017-02-16 | 深圳市裕富照明有限公司 | Gas-filled led light bulb using smt |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20161226 |
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CF01 | Termination of patent right due to non-payment of annual fee |