CN201100532Y - High power LED bulb - Google Patents
High power LED bulb Download PDFInfo
- Publication number
- CN201100532Y CN201100532Y CNU2007200561285U CN200720056128U CN201100532Y CN 201100532 Y CN201100532 Y CN 201100532Y CN U2007200561285 U CNU2007200561285 U CN U2007200561285U CN 200720056128 U CN200720056128 U CN 200720056128U CN 201100532 Y CN201100532 Y CN 201100532Y
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- light
- emitting diode
- radiator
- circuit board
- emitting diodes
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model relates to a bulb for lighting, in particular to a light-emitting diode bulb which uses a high-power light-emitting diode and is capable of replacing the existing incandescence bulbs and fluorescence energy saving lamps. The light-emitting diode bulb comprises a lamp cap shell, an insulating shell, a lamp shade, a varying-voltage rectification circuit board and a light-emitting diode control circuit board, and is characterized in that the lamp cap shell is fixed on one end of the insulating shell, a radiator taking the shape of cylinder is arranged on the other end of the insulating shell, the cylinder mouth of the radiator is fixedly butted with the port of the insulating shell to form a cavity, the varying-voltage rectification circuit board and the light-emitting diode control circuit board are arranged in the cavity, a light-emitting diode chip is arranged on the outer surface of the cylinder bottom of the radiator, and the lamp shade is fixed on the radiator and covers the light-emitting diode chip. The light-emitting diode bulb is reasonable in structure, easy in heat dissipation, long in life time, low in energy consumption, high in efficiency, excellent in energy-saving effect, and convenient for being made into a high-power light-emitting diode bulb.
Description
(1) technical field
The utility model relates to a kind of illuminator lamp bubble, especially a kind of alternative existing incandescent lamp bulb and fluorescent electricity-saving lamp, the light emitting diode bulb of use large-power light-emitting diodes.
(2) background technology
Lighting bulb is the indispensable people's livelihood articles for use of the modern life, and countries in the world are different with the demand of modernized level and quality of the life, and is also different to the demand of lighting bulb.Incandescent lamp bulb and fluorescent electricity-saving lamp are the traditional lighting lamps that the most generally uses at present, yet the luminescence process of incandescent lamp bulb is to convert most electric energy to radiant heat, luminous efficiency is not high, and the radiant heat that it produced has more increased the burden of air-conditioning system for the subtropical zone.In addition, though the luminous efficacy of fluorescent electricity-saving lamp is better than incandescent lamp bulb, the mercury that tube inner wall is smeared can cause environmental pollution when fluorescent tube abandons.Therefore, how to improve luminous efficacy, and compliance with environmental protection requirements, the new lighting source necessary conditions of exploitation promptly become.
Light emitting diode bulb is the lighting source of new generation that meets above-mentioned power saving and environmental requirement.Light emitting diode is a kind of semiconductor element, and can be provided long service life, and its material is converted to the efficient height of light by electricity, more can significantly reduce power consumption.The life-span of light emitting diode bulb, the electric weight that diode itself expends was 1/10 of incandescent lamp bulb approximately up to 50000 hours.In addition,, have the advantage that cooperates various application apparatus miniaturizations, therefore be expected to replace in the near future incandescent lamp bulb and fluorescent electricity-saving lamp, become the lighting source of a new generation because light-emitting diode is a kind of minimum light emitting source.
Light emitting diode is a kind of to the very sensitive device of temperature, and when input power increased, chip temperature rose and will cause luminous efficiency obviously to descend.For large-power light-emitting diodes, heat radiation is a key issue especially.Existing light emitting diode bulb radiating effect is poor, employing all be low power light-emitting diode chip for backlight unit, illuminating effect is undesirable.
(3) summary of the invention
The purpose of this utility model is to provide a kind of large-power light-emitting diodes bulb of good heat dissipation effect.
For achieving the above object, the utility model is by the following technical solutions:
A kind of large-power light-emitting diodes bulb, comprise a lamp head shell, one insulation shell, one lampshade, an one transformation rectifying circuit plate and a light emitting diode control circuit board, it is characterized in that: described lamp head shell is fixed in insulation shell one end, the insulation shell other end is provided with a radiator, it is cylindric that radiator is, the nozzle of radiator docks fixing and surrounds a cavity with the port of insulation shell, transformation rectifying circuit plate and light emitting diode control circuit board are located in this cavity, the tube end outer surface of radiator is provided with a light-emitting diode chip for backlight unit, and described lampshade is fixed on the radiator and covers light-emitting diode chip for backlight unit.
Technique scheme can also be further improved by following technical measures.
The sidewall of described radiator has plural pieces annular radiating fin.
The nozzle of described radiator is provided with internal thread, and the port of described insulation shell is provided with the external screw thread corresponding with the internal thread of radiator, and internal and external screw thread spins together.
Described transformation rectifying circuit plate is located in the insulation shell near the lamp head shell place, described light emitting diode control circuit board was located in the radiator near the tube end, be provided with an insulating barrier between transformation rectifying circuit plate and the light emitting diode control circuit board, be provided with the complex root conduction connecting rod that passes insulating barrier between transformation rectifying circuit plate and the light emitting diode control circuit board.Insulating barrier can be kept apart the transformation rectifying circuit plate of band dangerous voltage with the light emitting diode control circuit board of band safe voltage, meet the safety standard requirement.
The tube of described radiator has the annular mounting groove around light-emitting diode chip for backlight unit on the end, and lampshade is the segment shape, and the opening part of lampshade is extended with the ring wall, is filled with bonded adhesives between this ring wall embedding annular mounting groove and the two and lampshade is bonded on the radiator.
Described lampshade is translucent glass lampshade or off-white color glass lamp shade.Translucent and lampshade off-white color has the astigmatism effect, avoids dazzling the eyes.
Described light-emitting diode chip for backlight unit is welded on the radiating circuit plate, and this radiating circuit plate is fixed on the tube end of radiator.
Be provided with conduction oil between described radiating circuit plate and the radiator.
Described radiating circuit plate holder passes the screw and the radiator thread connection of pressing plate and radiating circuit plate between a pressing plate and radiator, pressing plate central authorities have loophole to hold the illuminating part of light-emitting diode chip for backlight unit, and pressing plate is covered the wiring pin of light-emitting diode chip for backlight unit.The radiating circuit plate is fixed on the radiator by pressing plate and screw.
Described light-emitting diode chip for backlight unit is a power greater than 1 watt large-power light-emitting diodes.
The utility model is simple and reasonable, easily heat radiation, and long service life, energy consumption is low, the efficient height, good energy-conserving effect is convenient to make powerful light emitting diode bulb.It adopts single light-emitting diode chip for backlight unit, and is easy to manufacture, easy to assembly, and cost is low.The integral insulation performance is good, and is safe in utilization.The lamp socket of lamp head shell of the present utility model and existing incandescent lamp bulb is complementary, and can work on existing lamp socket.
(4) description of drawings
Fig. 1 is the front view of assembled state of the present utility model;
Fig. 2 is the cutaway view of assembled state of the present utility model;
Fig. 3 is the front view of decomposing state of the present utility model.
(5) specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
As shown in the figure, a kind of large-power light-emitting diodes bulb, comprise a lamp head shell 8, one insulation shell 7, one lampshade 1, an one transformation rectifying circuit plate 6 and a light emitting diode control circuit board 4, described lamp head shell 8 is fixed in insulation shell 7 one ends, insulation shell 7 other ends are provided with a radiator 3, the radiator 3 of aluminium matter is cylindric, the nozzle of radiator 3 docks fixing and surrounds a cavity with the port of insulation shell 7, transformation rectifying circuit plate 6 and light emitting diode control circuit board 4 are located in this cavity, the tube end outer surface of radiator 3 is provided with a light-emitting diode chip for backlight unit 2, and described lampshade 1 is fixed on the radiator 3 and covers light-emitting diode chip for backlight unit 2.
The sidewall of described radiator 3 has plural pieces annular radiating fin 31.
The nozzle of described radiator 3 is provided with internal thread, and the port of described insulation shell 7 is provided with the external screw thread corresponding with the internal thread of radiator 3 71, and internal and external screw thread spins together.
Described transformation rectifying circuit plate 6 is located in the insulation shell 7 near lamp head shell 8 places, described light emitting diode control circuit board 4 was located in the radiator 3 near the tube end, be provided with an insulating barrier 5 between transformation rectifying circuit plate 6 and the light emitting diode control circuit board 4, be provided with four conduction connecting rods 9 that pass insulating barrier 5 between transformation rectifying circuit plate 6 and the light emitting diode control circuit board 4.
The tube of described radiator 3 has the annular mounting groove 32 around light-emitting diode chip for backlight unit 2 at the end, lampshade 1 is the segment shape, the opening part of lampshade 1 is extended with ring wall 11, is filled with the bonded adhesives (not shown) between this ring wall 11 embedding annular mounting groove 32 and the two and lampshade 1 is bonded on the radiator 3.
Described lampshade 1 is the translucent glass lampshade.
Described light-emitting diode chip for backlight unit 2 is welded on the radiating circuit plate 10, and this radiating circuit plate 10 is fixed on the tube end of radiator 3.
Be provided with the conduction oil (not shown) between described radiating circuit plate 10 and the radiator 3.
Described light-emitting diode chip for backlight unit is the large-power light-emitting diodes that power equals 3 watts.
Claims (10)
1, a kind of large-power light-emitting diodes bulb, comprise a lamp head shell, one insulation shell, one lampshade, an one transformation rectifying circuit plate and a light emitting diode control circuit board, it is characterized in that: described lamp head shell is fixed in insulation shell one end, the insulation shell other end is provided with a radiator, it is cylindric that radiator is, the nozzle of radiator docks fixing and surrounds a cavity with the port of insulation shell, transformation rectifying circuit plate and light emitting diode control circuit board are located in this cavity, the tube end outer surface of radiator is provided with a light-emitting diode chip for backlight unit, and described lampshade is fixed on the radiator and covers light-emitting diode chip for backlight unit.
2, large-power light-emitting diodes bulb according to claim 1 is characterized in that: the sidewall of described radiator has plural pieces annular radiating fin.
3, large-power light-emitting diodes bulb according to claim 1, it is characterized in that: the nozzle of described radiator is provided with internal thread, and the port of described insulation shell is provided with the external screw thread corresponding with the internal thread of radiator, and internal and external screw thread spins together.
4, large-power light-emitting diodes bulb according to claim 1, it is characterized in that: described transformation rectifying circuit plate is located in the insulation shell near the lamp head shell place, described light emitting diode control circuit board was located in the radiator near the tube end, be provided with an insulating barrier between transformation rectifying circuit plate and the light emitting diode control circuit board, be provided with the complex root root conduction connecting rod that passes insulating barrier between transformation rectifying circuit plate and the light emitting diode control circuit board.
5, large-power light-emitting diodes bulb according to claim 1, it is characterized in that: the tube of described radiator has the annular mounting groove around light-emitting diode chip for backlight unit at the end, lampshade is the segment shape, the opening part of lampshade is extended with the ring wall, and this ring wall embeds and is filled with bonded adhesives between annular mounting groove and the two and lampshade is bonded on the radiator.
6, large-power light-emitting diodes bulb according to claim 1 is characterized in that: described lampshade is translucent glass lampshade or off-white color glass lamp shade.
7, large-power light-emitting diodes bulb according to claim 1 is characterized in that: described light-emitting diode chip for backlight unit is welded on the radiating circuit plate, and this radiating circuit plate is fixed on the tube end of radiator.
8, large-power light-emitting diodes bulb according to claim 7 is characterized in that: be provided with conduction oil between described radiating circuit plate and the radiator.
9, large-power light-emitting diodes bulb according to claim 7, it is characterized in that: described radiating circuit plate holder is between a pressing plate and radiator, pass the screw and the radiator thread connection of pressing plate and printed circuit board (PCB), pressing plate central authorities have loophole to hold the illuminating part of light-emitting diode chip for backlight unit, and pressing plate is covered the wiring pin of light-emitting diode chip for backlight unit.
10, large-power light-emitting diodes bulb according to claim 1 is characterized in that: described light-emitting diode chip for backlight unit is a power greater than 1 watt large-power light-emitting diodes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200561285U CN201100532Y (en) | 2007-08-20 | 2007-08-20 | High power LED bulb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200561285U CN201100532Y (en) | 2007-08-20 | 2007-08-20 | High power LED bulb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201100532Y true CN201100532Y (en) | 2008-08-13 |
Family
ID=39937066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200561285U Expired - Fee Related CN201100532Y (en) | 2007-08-20 | 2007-08-20 | High power LED bulb |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201100532Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010020116A1 (en) * | 2008-08-19 | 2010-02-25 | 鑫谷光电股份有限公司 | High power led lamp with candle-shape |
| WO2011088604A1 (en) * | 2010-01-22 | 2011-07-28 | 深圳市日锋电子有限公司 | Led bulb |
| CN102297356A (en) * | 2010-06-22 | 2011-12-28 | 上海信茂新技术有限公司 | Single high-power light source down lamp of LED integrated combination |
| CN102313167A (en) * | 2010-05-31 | 2012-01-11 | 欧司朗有限公司 | Semiconductor lamp, semiconductor lamp shell manufacturing approach and semiconductor lamp manufacturing approach |
| WO2012024867A1 (en) * | 2010-08-24 | 2012-03-01 | 厦门汇耕电子工业有限公司 | Metal integral led heat dissipation structure for illumination and backlight |
| CN102425746A (en) * | 2011-12-14 | 2012-04-25 | 北京世纪之星应用技术研究中心 | LED (light-emitting diode) energy-saving lamp suitable for time delay switch of stairway illuminating lamp |
| CN101839399B (en) * | 2009-03-17 | 2012-11-14 | 汕尾铭基节能技术有限公司 | LED energy-saving light device |
| CN102913789A (en) * | 2012-09-29 | 2013-02-06 | 深圳和而泰照明科技有限公司 | Led lamp |
| CN102971574A (en) * | 2010-03-03 | 2013-03-13 | 克利公司 | Solid state lamp and bulb |
| CN104676290A (en) * | 2013-11-26 | 2015-06-03 | 苏州承源光电科技有限公司 | LED lamp having radiator |
-
2007
- 2007-08-20 CN CNU2007200561285U patent/CN201100532Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010020116A1 (en) * | 2008-08-19 | 2010-02-25 | 鑫谷光电股份有限公司 | High power led lamp with candle-shape |
| CN101839399B (en) * | 2009-03-17 | 2012-11-14 | 汕尾铭基节能技术有限公司 | LED energy-saving light device |
| WO2011088604A1 (en) * | 2010-01-22 | 2011-07-28 | 深圳市日锋电子有限公司 | Led bulb |
| CN102971574A (en) * | 2010-03-03 | 2013-03-13 | 克利公司 | Solid state lamp and bulb |
| CN102313167A (en) * | 2010-05-31 | 2012-01-11 | 欧司朗有限公司 | Semiconductor lamp, semiconductor lamp shell manufacturing approach and semiconductor lamp manufacturing approach |
| CN102297356A (en) * | 2010-06-22 | 2011-12-28 | 上海信茂新技术有限公司 | Single high-power light source down lamp of LED integrated combination |
| WO2012024867A1 (en) * | 2010-08-24 | 2012-03-01 | 厦门汇耕电子工业有限公司 | Metal integral led heat dissipation structure for illumination and backlight |
| CN102425746A (en) * | 2011-12-14 | 2012-04-25 | 北京世纪之星应用技术研究中心 | LED (light-emitting diode) energy-saving lamp suitable for time delay switch of stairway illuminating lamp |
| CN102913789A (en) * | 2012-09-29 | 2013-02-06 | 深圳和而泰照明科技有限公司 | Led lamp |
| CN104676290A (en) * | 2013-11-26 | 2015-06-03 | 苏州承源光电科技有限公司 | LED lamp having radiator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080813 Termination date: 20100820 |