CN100587331C - Cooling system of LED floodlight as well as wind operating method thereof - Google Patents
Cooling system of LED floodlight as well as wind operating method thereof Download PDFInfo
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- CN100587331C CN100587331C CN200810027072A CN200810027072A CN100587331C CN 100587331 C CN100587331 C CN 100587331C CN 200810027072 A CN200810027072 A CN 200810027072A CN 200810027072 A CN200810027072 A CN 200810027072A CN 100587331 C CN100587331 C CN 100587331C
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- radiating block
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- fan
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Abstract
A LED floodlight heat sinking system and a wind operating method thereof are disclosed. The LED floodlight heating sinking system comprises a front cover, a LED plate, an outer casing, a heat sinkingdevice, a rear cover, and a fan. The LED plate, the heat sinking device and the fan are disposed in the casing. The front cover is disposed at the front end of the outer casing, and the rear cover isdisposed at the rear end of the outer casing. The fan comprises an outer frame and blades disposed in the outer fame. The heat sinking device comprises three or more than three first heat sinking blocks, and space is provided between adjacent first heat sinking blocks. First slots parallel to each other are provided on the first heat sinking blocks and an included angle is provided between the first slots and the adjacent first heat sinking blocks. Heat quantity flows smoothly in the LED floodlight lamp, wind flow resistance is small, energy consumption is lowered, stability of the integral machine is increased, and the service life of the LED lamp is elongated.
Description
Technical field
The present invention relates to a kind of LED floodlight cooling system and wind operating method thereof.
Background technology
LED science and technology itself is fast-developing at present, and the wafer of formation and various synthetic schemes improve constantly, and luminous efficacy constantly promotes, but because the enclosure interior environment temperature is too high, do not have basic structural change again, it is aging that the LED lamp is accelerated, and the efficient performance performance of LED is not come out.And because the meeting evolution of heat when illumination of LED lamp own, it is aging that the LED lamp is accelerated.In the prior art, generally be to dispel the heat by heat abstractor being set at the position that the LED lamp is installed, and existing heat abstractor is generally single direction pectination heat radiation aluminium flake, its as a whole being arranged on the LED lamp, this mode makes that the circulation of heat is not smooth, the resistance of heat flow is big, heat in the LED lamp can not very fast discharge, and heat is little through the contact area of first radiating block when flowing out, and radiating effect is not good, influences the service life of LED lamp.
Goal of the invention
The object of the present invention is to provide a kind of LED floodlight cooling system, its good heat dissipation effect, the service life of having improved the LED lamp.
Another object of the present invention is to provide a kind of wind operating method of LED floodlight cooling system, this method heat circulation is smooth and easy, and the flow resistance of wind is little, and big with the contact area of heat abstractor, has improved radiating efficiency.
To achieve these goals, LED floodlight cooling system of the present invention includes protecgulum, led board, shell, heat abstractor, bonnet, fan; Described led board, heat abstractor, fan are installed in the shell, and described protecgulum is installed in the front end of shell, and bonnet is installed in the rear end of shell; Described fan comprises housing and is arranged on the interior fan blade of housing that described heat abstractor comprises first radiating block more than three or three, is provided with the gap between adjacent first radiating block; Described first radiating block is provided with first groove that is parallel to each other, and first groove of described first groove and adjacent first radiating block is the angle setting; Heat circulation in this LED floodlight is smooth and easy, and the flow resistance of wind is little, and big with the contact area of heat abstractor, has improved radiating efficiency, reduces consumption and improves complete machine stability again, has improved the service life of LED lamp.
Described heat abstractor also comprises second radiating block in the gap that is arranged between adjacent first radiating block, and described second radiating block is provided with second groove that is connected with first groove, can increase area of dissipation.
As further improvement,, described first radiating block and second radiating block are formed by fin, and described first groove and second groove all between adjacent fin, have improved radiating effect.
As further improvement, described each first radiating block is all identical, and presses circle distribution on led board; Described each second radiating block is all identical, and presses circle distribution on led board, helps the circulation of heat.
As further improvement, described heat abstractor comprises six first radiating blocks, is the hexagon setting, and the setting of the adjacent first radiating block parallelogram, helps the circulation of heat, has improved radiating effect.
As further improvement, scribble heat-conducting glue between first radiating block and the led board, help heat conduction.
As further improvement, shell is formed by aluminium die casting and has radiating groove all around, not only reduces consumption but also improve complete machine stability.
As further improvement, described fan housing is rounded, is provided with circular spatial accommodation at the rear portion of shell, and fan is arranged in this spatial accommodation, and the fan exhaust area is big, good heat dissipation effect.
In order to realize above-mentioned another purpose, the method for work of LED floodlight cooling system of the present invention is provided with first radiating block more than three or three, is provided with the gap between adjacent first radiating block, and presses circle distribution on led board; Described first radiating block is provided with first groove that is parallel to each other, and first groove of described first groove and adjacent first radiating block is the angle setting; At first wind enters first groove from protecgulum, enter first groove after, wind can run into adjacent first radiating block inwardly, upwards operation, extract out by fan again, discharge outside the lamp body through bonnet; The flow resistance of wind is little, and big with the contact area of heat abstractor, has improved radiating efficiency, promptly reduces consumption and improves complete machine stability again.
Be provided with second radiating block in the gap between adjacent first radiating block, on led board, described second radiating block is provided with second groove that is connected with first groove to described second radiating block by circle distribution; At first wind enters first groove from protecgulum, enter first groove after, by the wind of periphery can run into adjacent first radiating block inwardly, upwards operation; Wind by periphery can enter second groove, runs into the upwards operation of adjacent first radiating block; Extract out by fan simultaneously again, discharge outside the lamp body through bonnet; The flow resistance of wind is little, and big with the contact area of heat abstractor, has improved radiating efficiency, promptly reduces consumption and improves complete machine stability again.
Compared with prior art, LED floodlight cooling system of the present invention and wind operating method thereof, owing to be provided with first radiating block more than three or three and be arranged on second radiating block of the first radiating block mid portion, and second radiating block and first radiating block are provided with first groove and second groove, and described first groove and second groove are circumference and arrange; Heat circulation in this LED floodlight is smooth and easy, and the flow resistance of wind is little, and big with the contact area of heat abstractor, has improved radiating efficiency, reduces consumption and improves complete machine stability again, has improved the service life of LED lamp.
Description of drawings
Fig. 1 is the three-dimensional combination figure of LED floodlight of the present invention;
Fig. 2 is the structural representation of LED floodlight of the present invention;
Fig. 3 is the schematic diagram of heat abstractor in the LED floodlight of the present invention.
The specific embodiment
The present invention is further described below in conjunction with drawings and Examples.
Please refer to Fig. 1 to shown in Figure 3, LED floodlight cooling system of the present invention is positioned at the LED floodlight, includes protecgulum 1, led board 2, shell 3, heat abstractor 4, bonnet 6, fan 7; Described led board 2, heat abstractor 4, fan 7 are installed in the shell 3, and described protecgulum 1 is installed in the front end of shell 3, and bonnet 6 is installed in the rear end of shell 3;
Described heat abstractor 4 comprises first radiating block 40 more than three or three and is arranged on second radiating block 41 of first radiating block, 40 mid portions; All by circle distribution on led board 2, described each first radiating block 40 is all identical, second radiating block 41 is also all identical; Scribble heat-conducting glue (not shown) between described first radiating block 40 and second radiating block 41 and the led board 2, help heat conduction.In the present embodiment, described heat abstractor 4 comprises six first radiating blocks 40 and six second radiating blocks 41 between first radiating block 40, described first radiating block 40 is the hexagon setting, the 40 parallelogram settings of adjacent first radiating block, and be provided with the gap between adjacent first radiating block 40, help the circulation of heat, improved radiating effect; Described first radiating block 40 is provided with a plurality of first grooves 400 that are parallel to each other, and described first groove 400 is the angle setting with adjacent first radiating block, is vertical the setting in the present embodiment; Described second radiating block 41 is provided with a plurality of second grooves 410 that are connected with first groove 400.In addition, described first radiating block 40 and second radiating block 41 are formed by fin 42, and described first groove 400 and second groove 410 are all between adjacent fin 42.Heat circulation in this LED floodlight is smooth and easy, and the flow resistance of wind is little, and big with the contact area of heat abstractor, has improved radiating efficiency, reduces consumption and improves complete machine stability again, has improved the service life of LED lamp.
Described fan 7 be arranged on heat abstractor 4 centers directly over, comprise housing 70 and be arranged on fan blade 71 in the housing 70, described fan housing 70 is rounded, its air draft area is big, good heat dissipation effect; Be provided with circular spatial accommodation 30 at the rear portion of shell 3, fan 7 is arranged in this spatial accommodation 30.
Described shell 3 is formed by aluminium die casting and has radiating groove 30 all around, and it directly contacts the LED pyrotoxin heat is delivered to the lamp body shell by radiating groove heat radiation all around, makes full use of the outside heat radiation of lamp body, not only reduces consumption but also improve complete machine stability.
The wind operating method of LED floodlight cooling system of the present invention, at first wind enters first groove 400 from protecgulum 1, enter first groove 400 after, by the wind of periphery can run into adjacent first radiating block 40 inwardly, upwards operation; Wind by periphery can enter second groove 410, runs into the adjacent first upwards operation of radiating block 40; Extract out by fan 7 simultaneously again, discharge outside the lamp body through bonnet 6; The flow resistance of wind is little, and big with the contact area of heat abstractor 4, has improved radiating efficiency, promptly reduces consumption and improves complete machine stability again.
Compared with prior art, LED floodlight cooling system of the present invention and wind operating method thereof, Owing to be provided with first radiating block more than three or three and be arranged on the first radiating block pars intermedia Second radiating block that divides, and second radiating block and first radiating block be provided with first groove and Second groove, described first groove and second groove are circumference and arrange; In this LED floodlight Heat circulation smooth and easy, the flow resistance of wind is little, and big with the contact area of heat abstractor, carries High radiating efficiency reduces consumption and improves again complete machine stability, has improved the use longevity of LED lamp Life.
Claims (8)
1, a kind of LED floodlight cooling system includes protecgulum, led board, shell, heat abstractor, bonnet, fan; Described led board, heat abstractor, fan are installed in the shell, and described protecgulum is installed in the front end of shell, and bonnet is installed in the rear end of shell; Described fan comprises housing and is arranged on the interior fan blade of housing that it is characterized in that: described heat abstractor comprises first radiating block more than three or three, is provided with the gap between adjacent first radiating block; Described first radiating block is provided with first groove that is parallel to each other, and first groove of described first groove and adjacent first radiating block is the angle setting;
Described heat abstractor also comprises second radiating block in the gap that is arranged between adjacent first radiating block, and described second radiating block is provided with second groove that is connected with first groove; First groove of described first groove and adjacent first radiating block is vertical setting.
2, LED floodlight cooling system as claimed in claim 1, it is characterized in that: described first radiating block and second radiating block are formed by fin, and described first groove and second groove are all between adjacent fin.
3, LED floodlight cooling system as claimed in claim 2 is characterized in that: described each first radiating block is all identical, and presses circle distribution on led board; Described each second radiating block is all identical, and presses circle distribution on led board.
4, LED floodlight cooling system as claimed in claim 3 is characterized in that: described heat abstractor comprises six first radiating blocks triangular in shape, is the hexagon setting, and the adjacent first radiating block parallelogram is provided with.
5, LED floodlight cooling system as claimed in claim 4 is characterized in that: scribble heat-conducting glue between described first, second radiating block and the led board.
6, LED floodlight cooling system as claimed in claim 5 is characterized in that: shell is formed by aluminium die casting and has radiating groove all around.
7, LED floodlight cooling system as claimed in claim 6, it is characterized in that: described fan housing is rounded, is provided with circular spatial accommodation at the rear portion of shell, and fan is arranged in this spatial accommodation.
8, a kind of method of work of LED floodlight cooling system is characterized in that: be provided with first radiating block more than three or three, be provided with the gap between adjacent first radiating block, and press circle distribution on led board; Described first radiating block is provided with first groove that is parallel to each other, and first groove of described first groove and adjacent first radiating block is the angle setting; At first wind enters first groove from protecgulum, enter first groove after, wind can run into adjacent first radiating block inwardly, upwards operation, extract out by fan again, discharge outside the lamp body through bonnet;
Be provided with second radiating block in the gap between adjacent first radiating block, on led board, described second radiating block is provided with second groove that is connected with first groove to described second radiating block by circle distribution; At first wind enters first groove from protecgulum, enter first groove after, by the wind of periphery can run into adjacent first radiating block inwardly, upwards operation; Wind by periphery can enter second groove, runs into the upwards operation of adjacent first radiating block; Extract out by fan simultaneously again, discharge outside the lamp body through bonnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810027072A CN100587331C (en) | 2008-03-28 | 2008-03-28 | Cooling system of LED floodlight as well as wind operating method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810027072A CN100587331C (en) | 2008-03-28 | 2008-03-28 | Cooling system of LED floodlight as well as wind operating method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101255979A CN101255979A (en) | 2008-09-03 |
| CN100587331C true CN100587331C (en) | 2010-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810027072A Expired - Fee Related CN100587331C (en) | 2008-03-28 | 2008-03-28 | Cooling system of LED floodlight as well as wind operating method thereof |
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| CN (1) | CN100587331C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101672432B (en) * | 2008-09-11 | 2012-11-21 | 富准精密工业(深圳)有限公司 | Light-emitting diode (LED) lamp |
| CN101813242B (en) * | 2009-02-23 | 2011-11-16 | 绿点高新科技股份有限公司 | High efficient luminophor |
| TWI411748B (en) * | 2011-06-21 | 2013-10-11 | Sunonwealth Electr Mach Ind Co | Lamp device |
| CN103123105B (en) * | 2012-11-23 | 2016-01-06 | 广州市雅江光电设备有限公司 | A kind of LED screw thread spotlight cooling system and heat dissipating method |
| CN104853572A (en) * | 2015-06-15 | 2015-08-19 | 李宝 | Heat radiator for vehicle-mounted high-pitch alarm |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4419716A (en) * | 1983-01-03 | 1983-12-06 | Stephen Koo | Vapor proof housing assembly and system |
-
2008
- 2008-03-28 CN CN200810027072A patent/CN100587331C/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4419716A (en) * | 1983-01-03 | 1983-12-06 | Stephen Koo | Vapor proof housing assembly and system |
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| CN101255979A (en) | 2008-09-03 |
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