CN103836386A - Lamp and cooling device thereof - Google Patents
Lamp and cooling device thereof Download PDFInfo
- Publication number
- CN103836386A CN103836386A CN201210481331.2A CN201210481331A CN103836386A CN 103836386 A CN103836386 A CN 103836386A CN 201210481331 A CN201210481331 A CN 201210481331A CN 103836386 A CN103836386 A CN 103836386A
- Authority
- CN
- China
- Prior art keywords
- light fixture
- radiating block
- heat sink
- fan
- housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Abstract
The invention discloses a lamp and a cooling device of the lamp. The lamp comprises a shell body, a light source assembly and the lamp cooling device, wherein the light source assembly and the lamp cooling device are arranged inside the shell body. The lamp cooling device comprises semiconductor coolers, a heat dissipation block, a flowing pipe and a fan, wherein the semiconductor coolers and the heat dissipation block are fixedly connected, through holes are formed in the heat dissipation block, the flowing pipe is bent to form a ring with a notch, the heat dissipation block and the fan are fixed in the notch, an inner cavity of the flowing pipe and the through holes of the heat dissipation block form a circulation loop permitting air to flow, the flowing pipe and the heat dissipation block are both made of heat-conductive materials, and the fan is fixed at the ends of the through holes and is used for promoting the air in the flowing pipe to circularly flow. The air inside the flowing pipe can be cooled by utilizing the semiconductor coolers and the heat dissipation block, the air is made to flow circularly through the fan, and therefore heat conduction efficiency can be largely improved, and cooling efficiency is high. Heat of multiple positions of the lamp can be absorbed through circulating flowing of cooling air, so that the temperature of the entire lamp is distributed evenly.
Description
Technical field
The present invention relates to a kind of lighting device, relate in particular to a kind of light fixture and heat sink thereof.
Background technology
General large-scale light fixture is because light source is more concentrated, and light source caloric value is large, and the heat conducting and radiating of conventional lamp is generally by housing contact heating position, and heat is passed.But this radiating mode efficiency is lower, and each position non-uniform temperature of light fixture.
Summary of the invention
The object of the present invention is to provide a kind of light fixture and heat sink thereof, cooling efficiency is high, and makes the Temperature Distribution of whole light fixture comparatively even.
In order to solve the problems of the technologies described above, the invention provides a kind of light fixture heat sink, comprise semiconductor chilling plate, radiating block, runner pipe and fan; Wherein,
Described semiconductor chilling plate is fixedly connected with described radiating block, on described radiating block, offers through hole;
Described runner pipe is bent into tool ring-type jaggy; Described radiating block and described fan are fixed in breach, and the closed circuit of the inner chamber of described runner pipe and the through hole of described radiating block formation confession Air Flow; Described runner pipe and described radiating block are made by heat-conducting,
Described fan is fixed on the end of described through hole, for impelling the air circulation in described runner pipe to flow.
Wherein, described radiating block is aluminium block.
Wherein, described through hole is be axially parallel to each other multiple.
Wherein, described radiating block is hexahedron, has two relative end faces and four sides, and described through hole is communicated with two end faces of radiating block, and described semiconductor chilling plate is fixed on the side of described radiating block.
Wherein, described semiconductor chilling plate is two, is separately positioned on two relative sides on described radiating block.
Wherein, the axially parallel of described fan and described through hole, the wind direction of described fan is towards described radiating block.
Correspondingly, the present invention also provides a kind of light fixture, comprises housing and is arranged on the light source assembly in housing, and described light fixture also comprises aforesaid light fixture heat sink, and described light fixture heat sink is arranged in described housing.
Wherein, described housing is made up of heat-conducting, and described runner pipe is connected with the inwall of described housing.
Wherein, in described housing, be provided with division board, division board is made up of heat-conducting, the cavity in housing is divided into light-source chamber and the cooling chamber of mutual isolation; Described light source assembly is arranged in described light-source chamber, and described light fixture heat sink is arranged in described cooling chamber.
Wherein, the outer wall of described housing is provided with multiple fin.
Light fixture provided by the invention and heat sink thereof, utilize semiconductor chilling plate and radiating block to freeze to air in runner pipe, by fan, cold air circulated, and can increase substantially heat conduction efficiency, and cooling efficiency is high; By circulating of cold air, can absorb the heat at the multiple positions of light fixture, make the Temperature Distribution of whole light fixture comparatively even.
Brief description of the drawings
In order to be illustrated more clearly in technical scheme of the present invention, to the accompanying drawing of required use in embodiment be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the outside schematic diagram of the light fixture that provides of the preferred embodiment for the present invention;
Fig. 2 is the part sectioned view of Fig. 1;
Fig. 3 is the A-A place profile of Fig. 1;
Fig. 4 is the B-B place profile of Fig. 1.
Detailed description of the invention
Below in conjunction with the accompanying drawing in embodiment of the present invention, the technical scheme in embodiment of the present invention is clearly and completely described.
See also Fig. 1 to Fig. 4, a kind of light fixture that embodiment of the present invention provides, comprise housing 1 and be all arranged on light source assembly 2 and the light fixture heat sink 3 in housing 1, light fixture heat sink 3 comprises semiconductor chilling plate 31, radiating block 32, runner pipe 33 and fan 34.
As shown in Figure 2, semiconductor chilling plate 31 is fixedly connected with radiating block 32, and radiating block 32 is made up of heat-conducting, and cooled when radiating block 32 after semiconductor chilling plate 31 energisings, the temperature of radiating block 32 declines.As preferably, radiating block 32 is aluminium block, so that cooling fast.On radiating block 32, offer through hole 320, for the circulation of air.As shown in Figure 4, through hole 320 is multiple for what be axially parallel to each other, is beneficial to refrigeration and circulation to air.
For the ease of being connected of radiating block 32 and semiconductor chilling plate 31, preferably, as shown in Figure 2, radiating block 32 is hexahedron, has two relative end faces and four sides, and through hole 320 is communicated with two end faces of radiating block 32, semiconductor chilling plate 31 is fixed on the side of radiating block 32, to increase the contact area of radiating block 32 and semiconductor chilling plate 31, strengthen refrigeration, be beneficial to being connected of radiating block 32 and fan 34 simultaneously.In order further to strengthen refrigeration, as shown in Figure 4, semiconductor chilling plate 31 is two, is separately positioned on two relative sides on radiating block 32.Certainly, radiating block 32 also can be cylindricality or other solid geometry shapes herein.
Runner pipe 33 is made up of heat-conducting, and is bent into tool ring-type jaggy; Radiating block 32 and fan 34 are fixed in breach, and the through hole 320 of the inner chamber of runner pipe 33 and radiating block 32 forms the closed circuit that supplies Air Flow.Runner pipe 33 is made up the heat exchange that can be convenient to runner pipe 33 inner air and outer air of heat-conducting.
Utilize semiconductor chilling plate 31 and radiating block 32 to freeze to the interior air of runner pipe 33, by fan 34, cold air is circulated, can increase substantially heat conduction efficiency, cooling efficiency is high.And by circulating of cold air, not only absorb the heat at radiating block 32 places, also can absorb the heat at other multiple positions of light fixture, make the Temperature Distribution of whole light fixture comparatively even.
In housing 1, be provided with division board 10, division board 10 is divided into the cavity in housing 1 in light-source chamber and the cooling chamber of mutual isolation, and housing 1 and division board 10 are made by heat-conducting.Light source assembly 2 is arranged in light-source chamber 101, and light fixture heat sink 3 is arranged in cooling chamber 102, thereby avoids the impact of light fixture heat sink 3 on light source assembly 2 explosion-proof performances.The heat that light source assembly 2 produces is delivered in cooling chamber 102 by division board 10, dispels the heat by light fixture heat sink 3.Certainly, light fixture heat sink 3 also can, directly around the surrounding that is arranged on light source assembly 2, be beneficial to fast cooling herein.
Runner pipe 33 is connected with the inwall of housing 1, reduces the temperature of lamp interior and housing 1, thereby reaches the object of light fixture entirety cooling, makes the Temperature Distribution of whole light fixture comparatively even, thereby has solved the even problem of temperature distributing disproportionation of traditional heat conducting and radiating.
The openend in light source 21 chambeies 101 is provided with protecgulum 11 and glass 12, light source 21 chambeies 101 can be sealed by protecgulum 11 and glass 12, is convenient to the ejaculation of light simultaneously.The openend in cooling chamber 102 seals by bonnet 13.
For the ease of light fixture heat, to external diffusion, the outer wall of housing 1 is provided with multiple fin 14.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (10)
1. a light fixture heat sink, is characterized in that, comprises semiconductor chilling plate, radiating block, runner pipe and fan; Wherein,
Described semiconductor chilling plate is fixedly connected with described radiating block, on described radiating block, offers through hole;
Described runner pipe is bent into tool ring-type jaggy; Described radiating block and described fan are fixed in breach, and the closed circuit of the inner chamber of described runner pipe and the through hole of described radiating block formation confession Air Flow; Described runner pipe and described radiating block are made by heat-conducting,
Described fan is fixed on the end of described through hole, for impelling the air circulation in described runner pipe to flow.
2. light fixture heat sink according to claim 1, is characterized in that, described radiating block is aluminium block.
3. light fixture heat sink according to claim 1, is characterized in that, described through hole is be axially parallel to each other multiple.
4. light fixture heat sink according to claim 1, it is characterized in that, described radiating block is hexahedron, has two relative end faces and four sides, described through hole is communicated with two end faces of radiating block, and described semiconductor chilling plate is fixed on the side of described radiating block.
5. light fixture heat sink according to claim 4, is characterized in that, described semiconductor chilling plate is two, is separately positioned on two relative sides on described radiating block.
6. light fixture heat sink according to claim 1, is characterized in that, the axially parallel of described fan and described through hole, and the wind direction of described fan is towards described radiating block.
7. a light fixture, comprises housing and is arranged on the light source assembly in housing, it is characterized in that, described light fixture also comprises the light fixture heat sink described in claim 1 to 6 any one, and described light fixture heat sink is arranged in described housing.
8. light fixture according to claim 7, is characterized in that, described housing is made up of heat-conducting, and described runner pipe is connected with the inwall of described housing.
9. light fixture according to claim 7, is characterized in that, in described housing, is provided with division board, and division board is made up of heat-conducting, the cavity in housing is divided into light-source chamber and the cooling chamber of mutual isolation; Described light source assembly is arranged in described light-source chamber, and described light fixture heat sink is arranged in described cooling chamber.
10. light fixture according to claim 7, is characterized in that, the outer wall of described housing is provided with multiple fin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210481331.2A CN103836386B (en) | 2012-11-23 | 2012-11-23 | Light fixture and its heat sink |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210481331.2A CN103836386B (en) | 2012-11-23 | 2012-11-23 | Light fixture and its heat sink |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103836386A true CN103836386A (en) | 2014-06-04 |
| CN103836386B CN103836386B (en) | 2017-08-25 |
Family
ID=50800153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210481331.2A Active CN103836386B (en) | 2012-11-23 | 2012-11-23 | Light fixture and its heat sink |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103836386B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373916A (en) * | 2014-12-01 | 2015-02-25 | 东莞市闻誉实业有限公司 | Radiator with pipeline |
| CN104654074A (en) * | 2014-12-18 | 2015-05-27 | 东莞市高鑫机电科技服务有限公司 | Intelligent programmable LED (Light Emitting Diode) illuminating lamp and control method |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070230183A1 (en) * | 2006-03-31 | 2007-10-04 | Shuy Geoffrey W | Heat exchange enhancement |
| CN201242125Y (en) * | 2008-07-01 | 2009-05-20 | 中山市汉仁电子有限公司 | LED lamp with improved heat radiating structure |
| CN101482256A (en) * | 2008-01-09 | 2009-07-15 | 一诠精密工业股份有限公司 | Radiating device |
| CN201363578Y (en) * | 2009-02-13 | 2009-12-16 | 苏州达方电子有限公司 | Light emitting diode lamp |
| CN101608788A (en) * | 2009-07-21 | 2009-12-23 | 史杰 | The LED lamp adopts the heat radiation device for loop heat pipe of enhanced evaporation section |
| CN202101341U (en) * | 2010-12-06 | 2012-01-04 | 陈旃 | Airduct cooling and energy saving device for machine room and base station |
| CN202132826U (en) * | 2010-11-10 | 2012-02-01 | 惠州市雷盾光电照明有限公司 | Maintenance-free active type LED street lamp with heat-radiation system |
| CN102446877A (en) * | 2010-10-11 | 2012-05-09 | 海洋王照明科技股份有限公司 | Semiconductor cooling device |
| KR101167177B1 (en) * | 2009-12-21 | 2012-07-24 | (주) 파루 | Cooling system for artificial light sources of a plant-curture factory |
-
2012
- 2012-11-23 CN CN201210481331.2A patent/CN103836386B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070230183A1 (en) * | 2006-03-31 | 2007-10-04 | Shuy Geoffrey W | Heat exchange enhancement |
| CN101482256A (en) * | 2008-01-09 | 2009-07-15 | 一诠精密工业股份有限公司 | Radiating device |
| CN201242125Y (en) * | 2008-07-01 | 2009-05-20 | 中山市汉仁电子有限公司 | LED lamp with improved heat radiating structure |
| CN201363578Y (en) * | 2009-02-13 | 2009-12-16 | 苏州达方电子有限公司 | Light emitting diode lamp |
| CN101608788A (en) * | 2009-07-21 | 2009-12-23 | 史杰 | The LED lamp adopts the heat radiation device for loop heat pipe of enhanced evaporation section |
| KR101167177B1 (en) * | 2009-12-21 | 2012-07-24 | (주) 파루 | Cooling system for artificial light sources of a plant-curture factory |
| CN102446877A (en) * | 2010-10-11 | 2012-05-09 | 海洋王照明科技股份有限公司 | Semiconductor cooling device |
| CN202132826U (en) * | 2010-11-10 | 2012-02-01 | 惠州市雷盾光电照明有限公司 | Maintenance-free active type LED street lamp with heat-radiation system |
| CN202101341U (en) * | 2010-12-06 | 2012-01-04 | 陈旃 | Airduct cooling and energy saving device for machine room and base station |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373916A (en) * | 2014-12-01 | 2015-02-25 | 东莞市闻誉实业有限公司 | Radiator with pipeline |
| CN104373916B (en) * | 2014-12-01 | 2017-06-16 | 东莞市闻誉实业有限公司 | Radiator with pipeline |
| CN104654074A (en) * | 2014-12-18 | 2015-05-27 | 东莞市高鑫机电科技服务有限公司 | Intelligent programmable LED (Light Emitting Diode) illuminating lamp and control method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103836386B (en) | 2017-08-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AR033248A2 (en) | WATER COOLER | |
| CN103838334A (en) | Heat dissipation base of notebook computer | |
| WO2012027936A1 (en) | Led integrated structure with cooling device | |
| KR20140029577A (en) | Led cooling device of air inflow type from side and bottom, and led lighting lamp thereby | |
| CN209820015U (en) | Semiconductor refrigerating and cooling device | |
| US20130242592A1 (en) | Heat conducting lamp base and led lamp including the same | |
| CN112856358B (en) | Internal circulation heat dissipation type LED lamp | |
| CN207555317U (en) | A kind of liquid-circulating heat radiation type LED light of high heat dispersion | |
| CN103836386A (en) | Lamp and cooling device thereof | |
| CN211146420U (en) | Heat radiator for L ED emitting diode | |
| CN211821923U (en) | High-efficient radiating LED projecting lamp | |
| JP3203785U (en) | Fluid-cooled lamp | |
| CN104180316A (en) | High-power lamp | |
| KR20140147630A (en) | LED cooling device of air flow type | |
| CN206343751U (en) | A kind of radiator of contravariant carbon dioxide gas arc welding and manual double-purpose welding machine | |
| JP2008276999A (en) | Heat radiator of led lamp | |
| CN203010559U (en) | Cooling system suitable for high-power light emitting diode (LED) lighting fitting | |
| CN203223831U (en) | LED street lamp radiation structure | |
| CN206449513U (en) | A kind of stage computer head moving lamp radiator | |
| KR20120082246A (en) | Heat radiating box and lighting device with led using the same | |
| KR20160116207A (en) | Cooling apparatus of light emitting diode package using liquid exchanging heat | |
| KR100976998B1 (en) | Lighting apparatus having light-emitting diode | |
| CN206724041U (en) | A kind of heat abstractor based on CPU water coolings | |
| CN205669721U (en) | A kind of heat sinking formula LED street lamp light fixture | |
| CN205210499U (en) | Laser lamp -house liquid cooling heat radiation structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |