CN2908987Y - High power LED grille light - Google Patents
High power LED grille light Download PDFInfo
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- CN2908987Y CN2908987Y CNU2006200737413U CN200620073741U CN2908987Y CN 2908987 Y CN2908987 Y CN 2908987Y CN U2006200737413 U CNU2006200737413 U CN U2006200737413U CN 200620073741 U CN200620073741 U CN 200620073741U CN 2908987 Y CN2908987 Y CN 2908987Y
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- grille lamp
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Abstract
The utility model provides a high-power LED grille lamp, comprising a case, a chassis, a lamp shade, light emitting diode with the light source from high-power LED, and the corresponding low-voltage constant-current power supply. The light emitting diode is equipped with an aluminum radiator of high thermal conductivity as its main component, and attached onto the aluminum base printed circuit board by uniform applying of plastic adhesive with high thermal conductivity. The printed circuit board is also attached onto the radiator by uniform applying of plastic adhesive with high thermal conductivity. The outlet of the light emitting diode is equipped with dome-shape diffused reflection transparent film, for changing the spot light source of LED to a soft area light source. The utility model has the advantages of long service life, low voltage, less power consumption, significant energy-saving effect, rational structure, convenient assembly and installation, widely used to partial or centralized lighting of shopping malls, office buildings, place of entertainment and other public places as well as families, wide application prospects.
Description
Technical field
The utility model relates to the Grille lamp that is used to throw light on, and relates in particular to high-power, high-brightness white-light light emitting diode (LED) Grille lamp as lighting source.The utility model belongs to technical field of semiconductor illumination.
Background technology
Since Edison's invention electric light in 1882, artificial lighting source has experienced incandescent lamp, neon light and gas-discharge lamp three phases.The light efficiency of incandescent lamp is low, and the life-span is short.The characteristics of a large amount of fluorescent lights that use are at present: the light efficiency height, and average 45～100lm/W generally can reach 60lm/W; Photochromic good, light is soft, and light-emitting area is big, and brightness is low, does not have strong dazzle; Life-span is long, about about 10000 hours.The weak point of fluorescent light is: colour rendering is poor; It is slow to light startup, and about 3～5 seconds ability in energising back is luminous, and stroboscopic effect is arranged; Power factor is low, is generally 0.5; Influenced greatly by environment temperature and voltage change.Fluorescent light contains poisonous mercury in addition, may cause certain harm to environment, is not desirable light source.
In recent years, along with the continuous development of LED scientific research and the chip technology level of production constantly promote, the high-power LED encapsulation technology is ripe gradually, and the LED luminous efficiency is greatly improved, and its application is progressively widened.LED is the less semiconductor devices of a kind of appearance and size, have that size is little, the life-span is long, no mercury is nontoxic, no electromagnetic pollution, no harm ray, power requirement is low, luminous efficiency is high, initial drive characteristic is good, anti-vibration performance is high, repeatedly the power switch better tolerance, inflate, plurality of advantages such as sealing not.The light efficiency index of the bulk article of 1W white light LEDs has surpassed 60lm/W at present, and progress of science and technology makes LED very likely replace incandescent lamp, fluorescent lamp becomes solid light source of new generation.
LED is a cold light source, and its principle of luminosity is the compound photon that directly sends of electronics process, does not need the process of heat.But LED is not 100% with the efficient that electric energy transfers luminous energy to, can follow heat in luminous yet, and for the occasion that high-power and a plurality of LED use, heat can take care of the pence.If heat can not get fully distributing, the LED internals will produce mechanical stress because of thermal coefficient of expansion is different, and this stress can cause the LED fault, and its efficient sharply descends, and too high temperature can shorten even stop LED service life.Therefore, system structure design and heat dissipation technology research are that LED is used as the important technological problems that light source must be considered.
Summary of the invention
The purpose of this utility model just provides a kind of Grille lamp that adopts high-power, high brightness LED (LED) as lighting source, is intended to replace the Grille lamp of traditional lighting light source.
Technical solution of the present utility model is: the great power LED Grille lamp, comprise shell, chassis, lampshade, luminescence component and power supply, wherein, described luminescence component is with the light-emitting diode component of large-power light-emitting diodes as light source, and described power supply is the low pressure constant-current supply.
Further technical solution of the present utility model is:
Above-mentioned great power LED Grille lamp, wherein, the main body of described light-emitting diode component is the aluminium section bar radiator of high heat conductance, light emitting diode utilizes high-heat-conductivity glue evenly to be mounted on the aluminum-base printing circuit board, and printed circuit board (PCB) also is to adopt high-heat-conductivity glue evenly to smear to be adhesively fixed on above the radiator.
Again further, above-mentioned great power LED Grille lamp, wherein, the light-emitting window of described light-emitting diode component disposes the diffuse reflection light-transmissive film of dome-shaped, makes the spot light of the more dazzling strong dazzle that light emitting diode sends become the soft area source of light.
Again further, above-mentioned great power LED Grille lamp, wherein, the quantity of described light-emitting diode component is 1～5 group, every group of 4～20 large-power light-emitting diodes that power is 1W～5W that are arranged side by side above the light-emitting diode component, the total quantity of light emitting diode configuration can require to be adjusted according to total luminous flux.
Further, above-mentioned great power LED Grille lamp, wherein, the lampshade of this Grille lamp adopts the thin-sheet metal material to be made, and exiting surface is through polishing; The external power supply of this Grille lamp is an electric main, and electric main is through over commutation and be for conversion into low-voltage dc power supply, the low-voltage direct continuous current in light-emitting diode component provides safe range.
Like this, the utility model just provides a kind of Grille lamp that adopts high-power, high brightness LED as lighting source.Compare with existing Grille lamp, have unique advantage:
(1) this LED Grille lamp parts are few, simple and reasonable, easy to assembly.Its shell mechanism material and size can continue to use on the market a large amount of popular be the Grille lamp shell of lighting source with the fluorescent lamp, can utilize the lamp panel of traditional Grille lamp to reequip, general and exchange with traditional Grille lamp;
(2) adopt high-power, high brightness LED (LED) as lighting source, can multicompartment, plurality of LEDs carries out reasonable combination, to obtain enough luminous fluxes;
(3) main body of light-emitting diode component is the aluminium section radiator, light emitting diode utilizes high-heat-conductivity glue evenly to be mounted on the aluminum-base printing circuit board, the same high-heat-conductivity glue that adopts is evenly smeared the heat dissipation smoothly that LED produces between aluminum-base printing circuit board and the radiator;
(4) can directly use daily electric main, electric main forms low-voltage dc power supply through rectifying conversion, the low-voltage dc power supply constant current power supply in safe range that the LED assembly obtains after by conversion, power consumption is few, energy-saving effect is remarkable, and luminous steadily, no stroboscopic, do not contain near infrared ray and ultraviolet ray.And the configurable diffuse reflection light-transmissive film of LED light-emitting window is effectively eliminated the illumination dazzle, and reflectivity is good.
Description of drawings
Fig. 1 is a Grille lamp main part structural representation;
Fig. 2 is the light-emitting diode component structural representation;
Fig. 3 is the right view of Fig. 2 along the A-A direction.
Among the figure: 1-lampshade, 2-chassis, 3-light-emitting diode component, 4-low-tension supply, 5-shell, 6-reinforcement, 7-radiator, 8-LED, 9-printed circuit board (PCB), 10-light-transmissive film, 11-support.
The specific embodiment
Below in conjunction with Figure of description in detail technical solutions of the utility model are described in detail.
As shown in Figure 1, the great power LED Grille lamp comprises shell 5, chassis 2, lampshade 1, luminescence component 3 and power supply 4, and luminescence component is with the light-emitting diode component of large-power light-emitting diodes as light source, and described power supply is the low pressure constant-current supply.For the convenience that makes the New LED Grille lamp general with exchange, the structural material of shell 5 and size can continue to use on the market a large amount of popular be the Grille lamp of lighting source with the fluorescent lamp, also can utilize traditional lamp panel to reequip according to actual needs.Lampshade 1 adopts the thin-sheet metal material, for example aluminium or stainless sheet steel punching out, and the one side of its bright dipping need be done polishing, with reflection ray expeditiously, improves the illuminating effect of Grille lamp.Chassis 2 is used for fixing parts such as luminous diode illuminating light source assembly and low pressure constant-current supply, and also as the pedestal of installing, integrated configuration is high-power, the high-brightness white-light light emitting diode is as lighting source.When the physical dimension of Grille lamp is big, can structurally play booster action at the arranged outside reinforcement 6 of lampshade 1.
The structure of light-emitting diode component 3 as shown in Figures 2 and 3.Its main part is the aluminium section bar radiator 7 of high heat conductance, and light emitting diode 8 utilizes high-heat-conductivity glue evenly to be mounted on the aluminum-base printing circuit board 9; In order to obtain good heat-conducting, printed circuit board (PCB) 9 also is to adopt high-heat-conductivity glue evenly to smear to be adhesively fixed on above the radiator 7.Because light emitting diode is a spot light, the direct illumination dazzle strongly, very dazzling, thereby at the light-emitting window position of light-emitting diode component 3 configuration diffuse reflection light-transmissive film 10, the support 11 at radiator 7 two ends is fixed into dome shape with light-transmissive film 10, makes the LED spot light become the soft area source of light.
According to the needs of useful application, the quantity of every employed light-emitting diode component of great power LED Grille lamp can be different, are generally 1～5 group.And the quantity of the LED that every group of light-emitting diode component is arranged side by side above can not wait yet, and is generally 4～20.At present, the power of great power LED is 1W～5W, and during configuration, the total quantity of LED needs to require suitably to adjust according to total luminous flux of application.
Traditional Grille lamp usually uses fluorescent tube about three 20W as lighting source, fluorescent light light efficiency height, and average 45～100lm/W generally can reach 60lm/W, and total luminous flux reaches thousands of lumens.In order to obtain enough luminous fluxes, this routine utility model adopts three groups of light-emitting diode components, and 9～16 of each arrangement of components, whole Grille lamp use the light emitting diode of 36～48 1W.Certainly, light-emitting diode component also can dispose the light emitting diode of 3W or 5W, but the total quantity of the LED that disposes in the Grille lamp needs adjustment pointedly.
The utility model Grille lamp can directly use the daily electric main of 220V, 50Hz as external power supply.Electric main becomes low-voltage dc power supply through rectifying conversion, forms the low pressure constant current again, and then is fed to light-emitting diode component.For constant-current supply, for the about 350mA of operating current of 1W light emitting diode, supply the about 700mA of operating current of 3W light emitting diode, and supply the about 1000mA of operating current of 5W light emitting diode.Each light-emitting diode component is by the power supply of the low-voltage direct constant current in safe range, and in safe voltage, each constant-current supply at most can be for 10 light emitting diodes usually.During practical application, should be equipped with the quantity of low pressure constant-current supply according to the total quantity of the LED of Grille lamp configuration.
The utility model great power LED Grille lamp result on trial shows, this long product lifecycle, and operating voltage is low, power consumption is few, and energy-saving effect is remarkable; Rational in infrastructure, assembling, easy for installation is applicable to public place and home-use part or centralized lightings such as market, office block, public place of entertainment, and application prospect is boundless.
Claims (7)
1. the great power LED Grille lamp comprises shell, chassis, lampshade, luminescence component and power supply, it is characterized in that: described luminescence component is with the light-emitting diode component of large-power light-emitting diodes as light source, and described power supply is the low pressure constant-current supply.
2. great power LED Grille lamp according to claim 1, it is characterized in that: the main body of described light-emitting diode component is the aluminium section bar radiator of high heat conductance, light emitting diode utilizes high-heat-conductivity glue evenly to be mounted on the aluminum-base printing circuit board, and printed circuit board (PCB) also is to adopt high-heat-conductivity glue evenly to smear to be adhesively fixed on above the radiator.
3. great power LED Grille lamp according to claim 2 is characterized in that: the light-emitting window of described light-emitting diode component, dispose the diffuse reflection light-transmissive film of dome-shaped.
4. great power LED Grille lamp according to claim 1 is characterized in that: the quantity of described light-emitting diode component is 1～5 group, and 4～20 large-power light-emitting diodes are arranged side by side above every group of light-emitting diode component.
5. great power LED Grille lamp according to claim 1 is characterized in that: the lampshade of this Grille lamp adopts the thin-sheet metal material to be made, and exiting surface is through polishing.
6. great power LED Grille lamp according to claim 1 is characterized in that: described large-power light-emitting diodes is that power is the light emitting diode of 1W～5W.
7. great power LED Grille lamp according to claim 1, it is characterized in that: the external power supply of this Grille lamp is an electric main, electric main is through over commutation and be for conversion into low-voltage dc power supply, the low-voltage direct continuous current in light-emitting diode component provides safe range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200737413U CN2908987Y (en) | 2006-06-14 | 2006-06-14 | High power LED grille light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200737413U CN2908987Y (en) | 2006-06-14 | 2006-06-14 | High power LED grille light |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2908987Y true CN2908987Y (en) | 2007-06-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200737413U Expired - Fee Related CN2908987Y (en) | 2006-06-14 | 2006-06-14 | High power LED grille light |
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| Country | Link |
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| CN (1) | CN2908987Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010105387A1 (en) * | 2009-03-16 | 2010-09-23 | Chin Juichung | Novel led lamp plate-type grid lamp |
| WO2010105388A1 (en) * | 2009-03-16 | 2010-09-23 | Chin Juichung | Gridding lamp with led tubular lamp |
| CN101865386A (en) * | 2010-06-10 | 2010-10-20 | 昆山立德奥尔电子技术有限公司 | LED grille lamp |
| CN102109119A (en) * | 2011-01-28 | 2011-06-29 | 江苏生日快乐光电科技有限公司 | Half-tube type grille lamp |
| CN105407568A (en) * | 2015-11-24 | 2016-03-16 | 贵州剑河县复兴节能照明设备有限公司 | Method for reducing LED headlamp luminous decay |
-
2006
- 2006-06-14 CN CNU2006200737413U patent/CN2908987Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010105387A1 (en) * | 2009-03-16 | 2010-09-23 | Chin Juichung | Novel led lamp plate-type grid lamp |
| WO2010105388A1 (en) * | 2009-03-16 | 2010-09-23 | Chin Juichung | Gridding lamp with led tubular lamp |
| CN101865386A (en) * | 2010-06-10 | 2010-10-20 | 昆山立德奥尔电子技术有限公司 | LED grille lamp |
| CN102109119A (en) * | 2011-01-28 | 2011-06-29 | 江苏生日快乐光电科技有限公司 | Half-tube type grille lamp |
| CN105407568A (en) * | 2015-11-24 | 2016-03-16 | 贵州剑河县复兴节能照明设备有限公司 | Method for reducing LED headlamp luminous decay |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20070606 Termination date: 20140614 |
|
| EXPY | Termination of patent right or utility model |