CN203052283U - Light-emitting diode (LED) lamp based on liquid cooling fluorescent materials - Google Patents
Light-emitting diode (LED) lamp based on liquid cooling fluorescent materials Download PDFInfo
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- CN203052283U CN203052283U CN2012207257906U CN201220725790U CN203052283U CN 203052283 U CN203052283 U CN 203052283U CN 2012207257906 U CN2012207257906 U CN 2012207257906U CN 201220725790 U CN201220725790 U CN 201220725790U CN 203052283 U CN203052283 U CN 203052283U
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- fluorescent material
- transmission casing
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Abstract
The utility model discloses a light-emitting diode (LED) lamp based on liquid cooling fluorescent materials. The LED lamp comprises a glass cover shell, a lamp cap assembly formed by a lamp cap and a lamp cap connecting base connected with the lamp cap, a driving power supply, and an LED light-emitting assembly formed by an LED light-emitting module and a light penetrating cover shell. The LED light-emitting assembly is arranged in the glass cover shell, a hollow radiator is arranged on the lamp cap connecting base, and the glass cover shell is arranged on the hollow radiator. The driving power supply is fixedly arranged on the lamp cap connecting base and electrically connected with the lamp cap, a sealing cover is arranged on the driving power supply and is in sealing connection with the inner wall of the hollow radiator, and a cavity is formed between the glass cover shell and the light penetrating cover shell. The solid state fluorescent materials are filled in the cavity, the cavity is communicated with a gap between the sealing cover and the hollow radiator to form a heat dissipation channel, and cooling liquid is filled in the heat dissipation channel. The LED lamp based on the liquid cooling fluorescent materials has the advantages that consistent color coordinates and color temperature can be generated, and fluorescent powder is stable in performance.
Description
Technical field
The utility model relates to a kind of LED lamp, relates in particular to a kind of LED lamp based on the liquid cools fluorescent material.
Background technology
The implementation of at present common white LED lamp is generally two kinds:
A kind of is mixture at the surface applied last layer fluorescent material of blue-light LED chip, but the phosphor powder layer structure that obtains like this is inhomogeneous, and chromaticity coordinates and colour temperature all are difficult to grasp the lack of homogeneity of LED bright dipping.Simultaneously, high-power chip gives out a large amount of heats when work, make the temperature around the chip raise rapidly, and phosphor powder layer directly is coated in the surface of blue-light LED chip, be unfavorable for heat radiation, and fluorescent material is heated easily aging, thereby makes the luminous efficiency of fluorescent material constantly descend owing to be heated, and finally has influence on the service life of LED lamp.
Another kind of implementation is improved the former, chip and bisque are kept apart, making phosphor powder layer from the one section suitable distance in led chip surface, the heat that produces when reducing chip operation is to the influence of fluorescent material stability, but the method is applicable to the LED lamp of middle low power, use in high-power LED lamp, high-power chip gives out a large amount of heats when work still can influence the stability of fluorescent material, and then have influence on the service life of LED lamp.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of chromaticity coordinates and colour temperature that can produce unanimity, and the high-powered LED lamp of fluorescent material stable performance.
The utility model solves the problems of the technologies described above the technical scheme that adopts:
A kind of LED lamp based on the liquid cools fluorescent material, comprise the glass case, lamp adapter assembly, driving power and LED luminescence component, described LED luminescence component is arranged in the described glass case, described lamp adapter assembly is made up of with the lamp holder Connection Block that is connected with lamp holder lamp holder, described lamp holder Connection Block is provided with the hollow radiator, described glass case is arranged on the described hollow radiator, described driving power is fixedly installed on the described lamp holder Connection Block and with described lamp holder and is electrically connected, described driving power is provided with seal closure, described seal closure is connected with the inner wall sealing of described hollow radiator, described LED luminescence component comprises the LED illuminating module that is electrically connected with described driving power and is set in the light transmission casing of described LED illuminating module outside, described LED illuminating module is fixedly installed on the top of described seal closure, form a cavity between described glass case and the described light transmission casing, be filled with the solid state fluorescence particle in the described cavity, described cavity is connected with space between described seal closure and the described hollow radiator and forms a heat dissipation channel, is filled with cooling fluid in the described heat dissipation channel.
Described LED illuminating module comprises polyhedron fixed support and led chip, on support bracket fastened each face of described polyhedron aluminium base is installed, described led chip is arranged on the described aluminium base, the support bracket fastened bottom of described polyhedron is fixedly installed on the top of described seal closure, described light transmission casing and described polyhedron fixed support are tightly connected, and described led chip is arranged in the described light transmission casing.
Described polyhedron fixed support is provided with central through hole vertically, the top of described light transmission casing is provided with a plurality of covers top through hole, the bottom of described light transmission casing is provided with a plurality of breach, described a plurality of covers top through hole is connected with central through hole on the described polyhedron fixed support, and the top of described light transmission casing is connected with the support bracket fastened end sealing of described polyhedron.
Described glass case is that the bottom has externally threaded hemispherical case, and described hollow radiator is that the upper end arranges female back taper cup, and the bottom of the upper end of described hollow radiator and described glass case is spirally connected.
The top of described light transmission casing is provided with a plurality of covers top through hole, the bottom of described light transmission casing is provided with a plurality of breach, the maximum appearance and size of described solid state fluorescence particle is less than the diameter of described cover top through hole, and the maximum appearance and size of described solid state fluorescence particle is less than the size of described breach.
Described cooling fluid is the liquid with high-termal conductivity, high transmission rate, good insulating and environmental protection.
Described solid state fluorescence particle mixes the back extruding by fluorescent material and forms with plastics, the center of described solid state fluorescence particle is provided with through hole.
Described led chip is blue-light LED chip, and the optical wavelength scope that described blue-light LED chip sends is 450nm to 480nm.
Described light transmission casing adopts light transmittance transparent material higher and heatproof to make.
Compared with prior art, advantage of the present utility model is:
(1) fluorescent material being mixed extruding with plastics, to form solid state fluorescence particles filled in the cavity that glass case and light transmission casing form, make chromaticity coordinates and the colour temperature of LED lamp obtain controlling, the heat that led chip produces when work can not produce directly influence to fluorescent material, has guaranteed the luminous efficiency of fluorescent material;
(2) cavity that forms between glass case and the light transmission casing is connected with space between seal closure and the hollow radiator and forms a heat dissipation channel, and be filled with the cooling fluid cooling fluid of high-termal conductivity, high transmission rate, good insulating and environmental protection in the heat dissipation channel, the heat that led chip produces when work heats cooling fluid, after being heated, cooling fluid produces convection current in the heat dissipation channel again, taken away the heat that chip produces in work, and distributed by radiator, the luminous efficiency of fluorescent material is guaranteed fully;
(3) select blue-light LED chip for use, the blue light that this chip sends is beaten the surface at fluorescent material, can produce the refracted ray of multi-angle, makes the distribution curve flux of LED lamp more even near incandescent lamp, light.
Description of drawings
Fig. 1 is sectional structure schematic diagram of the present utility model;
Fig. 2 is decomposition texture schematic diagram of the present utility model;
Fig. 3 is the sectional structure schematic diagram of solid state fluorescence particle in the utility model;
Fig. 4 is the perspective view of light transmission casing in the utility model.
The specific embodiment
Describe in further detail below in conjunction with the utility model of accompanying drawing embodiment:
As shown in the figure, a kind of LED lamp based on the liquid cools fluorescent material, comprise glass case 1, lamp adapter assembly 2, driving power 3 and LED luminescence component 4, wherein, LED luminescence component 4 is arranged in the glass case 1, lamp adapter assembly 2 is made up of with the lamp holder Connection Block 22 that is connected with lamp holder 21 lamp holder 21, lamp holder Connection Block 22 is provided with hollow radiator 5, glass case 1 is arranged on the hollow radiator 5, driving power 3 is fixedly installed on lamp holder Connection Block 22 and is electrically connected with lamp holder 21, driving power 3 is provided with seal closure 6, seal closure 6 is connected with the inner wall sealing of hollow radiator 5, LED luminescence component 4 comprises the LED illuminating module 41 that is electrically connected with driving power 3 and the light transmission casing 42 that is set in LED illuminating module 41 outsides, LED illuminating module 41 is fixedly installed on the top of seal closure 6, form a cavity between glass case 1 and the light transmission casing 42, be filled with solid state fluorescence particle 7 in this cavity, this cavity is connected with space between seal closure 6 and the hollow radiator 5 and forms a heat dissipation channel, is filled with cooling fluid in this heat dissipation channel.
In this specific embodiment, LED illuminating module 41 comprises polyhedron fixed support 43 and led chip 44, on each face of polyhedron fixed support 43 aluminium base 45 is installed, led chip 44 is arranged on the aluminium base 45, the bottom of polyhedron fixed support 43 is fixedly installed on the top of seal closure 6, light transmission casing 42 is tightly connected with polyhedron fixed support 43, and led chip 44 is arranged in the light transmission casing 42.
In this specific embodiment, polyhedron fixed support 43 is provided with central through hole 431 vertically, this central through hole 431 is connected with heat dissipation channel, the top of light transmission casing 42 is provided with a plurality of covers top through hole 421, the bottom of light transmission casing 42 is provided with a plurality of breach 422, a plurality of covers top through hole 421 is connected with central through hole 431 on the polyhedron fixed support 43, and the top of light transmission casing 42 is connected with the end sealing of polyhedron fixed support 43.
In this specific embodiment, glass case 1 is externally threaded hemispherical case for the bottom has, and hollow radiator 5 is female back taper cup for the upper end arranges, and the bottom of the upper end of hollow radiator 5 and glass case 1 is spirally connected.
In this specific embodiment, the maximum appearance and size of solid state fluorescence particle 7 is less than the diameter of cover top through hole 421, the maximum appearance and size of solid state fluorescence particle 7 is less than the size of breach 422, so, when liquid circulation heat radiation, solid state fluorescence particle 7 can't enter into polyhedron fixed support 43 and hollow radiator 5 with cooling fluid, thereby has guaranteed that solid state fluorescent material 7 stable existences are in cavity.
In this specific embodiment, cooling fluid is the liquid with high-termal conductivity, high transmission rate, good insulating and environmental protection, as mineral oil and mixed liquor, silicone oil and mixed liquor thereof, ethylene glycol mixed liquor, 1,2-propylene-glycol-based mixed liquor, the basic mixed liquor of trihydroxylic alcohol (glycerine), fluorocarbon or other fluent material.
In this specific embodiment, plastics such as solid state fluorescence particle 7 employing fluorescent material and Merlon, PET, polypropylene, polyethylene, acrylic acid mix the back extruding and form, and can have any shape, and the center of solid state fluorescence particle 7 is provided with through hole 71.
In this specific embodiment, led chip 44 is blue-light LED chip, the optical wavelength scope that this led chip 44 sends is 450nm to 480nm, the blue light that this led chip 44 sends is beaten the surface at solid fluorescence particle 7, can produce the refracted ray of multi-angle, make the distribution curve flux of LED lamp more even near incandescent lamp, light.
In this specific embodiment, light transmission casing 42 adopts light transmittance transparent material higher and heatproof to make.
During concrete work, the heat that led chip 44 produces makes cooling fluid obtain heating, when reaching uniform temperature, cooling fluid produces convection current, flow through solid state fluorescence particle 7 from a plurality of covers top through hole 421 at the top of light transmission casing 42, flow to polyhedron fixed support 43 and hollow radiator 5 through a plurality of breach 422 on light transmission casing 42 bottoms again, the heat of Chan Shenging is distributed at glass case 1 and hollow radiator 5 by the convection current of cooling fluid like this, so circulation, guarantee the stability of fluorescent material, and then prolonged the service life of LED lamp.
The power bracket that LED lamp described above is suitable for is 9-40W.
Claims (9)
1. LED lamp based on the liquid cools fluorescent material, comprise the glass case, lamp adapter assembly, driving power and LED luminescence component, described LED luminescence component is arranged in the described glass case, described lamp adapter assembly is made up of with the lamp holder Connection Block that is connected with lamp holder lamp holder, described lamp holder Connection Block is provided with the hollow radiator, described glass case is arranged on the described hollow radiator, described driving power is fixedly installed on the described lamp holder Connection Block and with described lamp holder and is electrically connected, it is characterized in that described driving power is provided with seal closure, described seal closure is connected with the inner wall sealing of described hollow radiator, described LED luminescence component comprises the LED illuminating module that is electrically connected with described driving power and is set in the light transmission casing of described LED illuminating module outside, described LED illuminating module is fixedly installed on the top of described seal closure, form a cavity between described glass case and the described light transmission casing, be filled with the solid state fluorescence particle in the described cavity, described cavity is connected with space between described seal closure and the described hollow radiator and forms a heat dissipation channel, is filled with cooling fluid in the described heat dissipation channel.
2. a kind of LED lamp based on the liquid cools fluorescent material as claimed in claim 1, it is characterized in that described LED illuminating module comprises polyhedron fixed support and led chip, on support bracket fastened each face of described polyhedron aluminium base is installed, described led chip is arranged on the described aluminium base, the support bracket fastened bottom of described polyhedron is fixedly installed on the top of described seal closure, described light transmission casing and described polyhedron fixed support are tightly connected, and described led chip is arranged in the described light transmission casing.
3. a kind of LED lamp based on the liquid cools fluorescent material as claimed in claim 2, it is characterized in that described polyhedron fixed support is provided with central through hole vertically, the top of described light transmission casing is provided with a plurality of covers top through hole, the bottom of described light transmission casing is provided with a plurality of breach, described a plurality of covers top through hole is connected with central through hole on the described polyhedron fixed support, and the top of described light transmission casing is connected with the support bracket fastened end sealing of described polyhedron.
4. a kind of LED lamp based on the liquid cools fluorescent material as claimed in claim 1, it is characterized in that described glass case is that the bottom has externally threaded hemispherical case, described hollow radiator is that the upper end arranges female back taper cup, and the bottom of the upper end of described hollow radiator and described glass case is spirally connected.
5. as claim 1 or 4 described a kind of LED lamps based on the liquid cools fluorescent material, the top that it is characterized in that described light transmission casing is provided with a plurality of covers top through hole, the bottom of described light transmission casing is provided with a plurality of breach, the maximum appearance and size of described solid state fluorescence particle is less than the diameter of described cover top through hole, and the maximum appearance and size of described solid state fluorescence particle is less than the size of described breach.
6. a kind of LED lamp based on the liquid cools fluorescent material as claimed in claim 1 is characterized in that described cooling fluid is the liquid with high-termal conductivity, high transmission rate, good insulating and environmental protection.
7. a kind of LED lamp based on the liquid cools fluorescent material as claimed in claim 1 is characterized in that described solid state fluorescence particle mixes the back extruding by fluorescent material and forms with plastics, and the center of described solid state fluorescence particle is provided with through hole.
8. a kind of LED lamp based on the liquid cools fluorescent material as claimed in claim 2 is characterized in that described led chip is blue-light LED chip, and the optical wavelength scope that described blue-light LED chip sends is 450nm to 480nm.
9. a kind of LED lamp based on the liquid cools fluorescent material as claimed in claim 1 is characterized in that described light transmission casing adopts light transmittance transparent material higher and heatproof to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207257906U CN203052283U (en) | 2012-12-25 | 2012-12-25 | Light-emitting diode (LED) lamp based on liquid cooling fluorescent materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207257906U CN203052283U (en) | 2012-12-25 | 2012-12-25 | Light-emitting diode (LED) lamp based on liquid cooling fluorescent materials |
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| Publication Number | Publication Date |
|---|---|
| CN203052283U true CN203052283U (en) | 2013-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012207257906U Expired - Fee Related CN203052283U (en) | 2012-12-25 | 2012-12-25 | Light-emitting diode (LED) lamp based on liquid cooling fluorescent materials |
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| CN (1) | CN203052283U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103062654A (en) * | 2012-12-25 | 2013-04-24 | 浙江阳光照明电器集团股份有限公司 | LED (light-emitting diode) lamp based on liquid cooling fluorescent material |
| CN104110599A (en) * | 2014-07-21 | 2014-10-22 | 福建永德吉灯业股份有限公司 | Led light source |
-
2012
- 2012-12-25 CN CN2012207257906U patent/CN203052283U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103062654A (en) * | 2012-12-25 | 2013-04-24 | 浙江阳光照明电器集团股份有限公司 | LED (light-emitting diode) lamp based on liquid cooling fluorescent material |
| CN103062654B (en) * | 2012-12-25 | 2015-08-12 | 浙江阳光照明电器集团股份有限公司 | A kind of LED based on liquid cools fluorescent material |
| CN104110599A (en) * | 2014-07-21 | 2014-10-22 | 福建永德吉灯业股份有限公司 | Led light source |
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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: 20130710 Termination date: 20151225 |
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| EXPY | Termination of patent right or utility model |