CN201199018Y - Natural convection type heat pipe radiator - Google Patents
Natural convection type heat pipe radiator Download PDFInfo
- Publication number
- CN201199018Y CN201199018Y CNU2008200344767U CN200820034476U CN201199018Y CN 201199018 Y CN201199018 Y CN 201199018Y CN U2008200344767 U CNU2008200344767 U CN U2008200344767U CN 200820034476 U CN200820034476 U CN 200820034476U CN 201199018 Y CN201199018 Y CN 201199018Y
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- heat pipe
- heat
- pipe
- convection type
- free convection
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Abstract
The utility model relates to a natural convection type heat pipe radiator which is mainly applied in a high-power LED lamp and adopts the natural convection mode. The natural convection type heat pipe radiator comprises a heat pipe, heat radiation fins are arranged at a condensing section of the heat pipe, the heat pipe is a U-shaped bending structure, the condensing section and an evaporation section of the heat pipe constitute a U-shaped open end, and a metal heat absorption substrate which is connected with the evaporation section is arranged at the evaporation section of the heat pipe. The natural convection type heat pipe radiator has the advantages that the condensing section of the heat pipe is tilted to the horizontal surface with a certain angle, the draft effect of air is utilized, and the heat radiation effect is good, thereby being particular applicable to the heat radiation of the high-power LED lamp which is horizontally arranged; furthermore, the heat pipe adopts the U-shaped structure, thereby reducing the mounting dimension of the radiator on the horizontal direction and being capable of being well arranged in narrow space.
Description
Technical field
The utility model relates to a kind of a kind of free convection type heat-pipe radiator that is mainly used in high-powered LED lamp and adopts the free convection mode.
Technical background
In recent years, along with the propelling of city illumination lighting engineering, the high-performance high-powered LED lamp that needs level to install is widely used in the illumination brightening of indoor and outdoors such as road, building, square.Because the raising of this LED lamp power, caloric value also increase thereupon.The heat that high-powered LED lamp in the housing sends, if can not discharge timely, the high-powered LED lamp that will cause level to be installed can not be normally luminous.High-powered LED lamp for non-level is installed because heat can rise naturally, forms convection current, and it is more convenient to dispel the heat; And the high-powered LED lamp of installing for level, because heat is on the same horizontal plane, heat radiation is difficulty relatively.For saves energy, and the pursuit level high-powered LED lamp outward appearance of installing is attractive in appearance small and exquisite, and its inside does not all have fan, if the LED lamp uses under higher temperature conditions for a long time, its life-span will significantly reduce, and the size of cooling system needs as much as possible little.Therefore, how designing the heat abstractor that matches with it, is the important channel of the high-powered LED lamp heat radiation of solution level installation.
Summary of the invention
The purpose of this utility model is exactly the free convection type heat-pipe radiator that volume is little, in light weight, efficient is high that a kind of high-powered LED lamp heat radiation of suitable level installation is provided for the above-mentioned defective that solves prior art.
The purpose of this utility model realizes by following technical solution.
Free convection type heat-pipe radiator, it comprises heat pipe, is provided with radiating fin at the condensation segment of heat pipe, and described heat pipe is a U type warp architecture, and the condensation segment of heat pipe and evaporator section constitute U type openend, are provided with connected metal endothermic substrate at the evaporator section of heat pipe.
The purpose of this utility model can also further realize by following technology solution:
Aforesaid free convection type heat-pipe radiator, the evaporator section of wherein said heat pipe adds spring shim by base plate with bolt with the metal endothermic substrate and fixedlys connected.
Aforesaid free convection type heat-pipe radiator, wherein said heat pipe cross sectional shape are circular or different round tubular body.
Aforesaid free convection type heat-pipe radiator, wherein said radiating fin are flake aluminum or other material, its surfacing, and be provided with the hole, the hole is the punching of band flange.
Aforesaid free convection type heat-pipe radiator, the vertical condensation segment that is laid in heat pipe that evenly divides of wherein said radiating fin, the flange and the heat pipe outer wall of punching are closely connected.
Aforesaid free convection type heat-pipe radiator, the condensation segment of wherein said heat pipe from the end downwards and horizontal line to be the α angle lapping oblique, described α angle is preferably 3 °-5 °.
Upwards to be the β angle lapping oblique with horizontal line from the end for aforesaid free convection type heat-pipe radiator, the evaporator section of wherein said heat pipe, and described β angle is 3 °-5 °.
Aforesaid free convection type heat-pipe radiator, wherein said metal endothermic substrate is the aluminum endothermic substrate.
Advantage of the present utility model is that radiating fin is along evenly distributed with the heat pipe condenser section of the angled inclination of level, externally under the interaction of housing, make air form " pulling out wind scorpion ", good heat dissipation effect, the heat dissipation problem of the high-powered LED lamp that the level that can solve is installed.And air nature moves upward by the bottom, and flow resistance is little, and the heat radiation actual effect is good.Heat pipe integral body is U type structure, has saved installing space, and the high-powered LED lamp that applied level is installed is more attractive in appearance small and exquisite.
The purpose of this utility model, advantage and characteristics will be carried out diagram and explanation by the non-limitative illustration of following example, and these examples only provide as an example with reference to accompanying drawing.
Description of drawings
Fig. 1 is the utility model operation principle schematic diagram.
Fig. 2 looks schematic diagram for the master of the utility model radiating fin.
Fig. 3 is the schematic top plan view of the utility model Fig. 2.
Fig. 4 is the utility model user mode schematic diagram.
The specific embodiment
As Fig. 1-shown in Figure 4, wherein direction shown in the arrow is a gas flow direction among the figure, free convection type heat-pipe radiator, it comprises heat pipe, the heat pipe cross sectional shape is circular or different round tubular body, condensation segment 4 at heat pipe is provided with radiating fin 5, described heat pipe is a U type warp architecture, the condensation segment 4 of heat pipe and evaporator section 6 constitute U type openend, be adiabatic section 3 between the condensation segment 4 of heat pipe and the evaporator section 6, be provided with connected metal endothermic substrate 1 at the evaporator section 6 of heat pipe, metal endothermic substrate 1 is used for fixing heat pipe and connects LED lamp and radiator, described metal endothermic substrate 1 is preferably selected the aluminum endothermic substrate for use, also can be other metal endothermic substrate.The evaporator section of described heat pipe adds spring shim with metal endothermic substrate 1 by base plate 7 usefulness bolts 2 and fixedlys connected, make it to keep certain pressure, heat pipe evaporator section 6 is fixed wherein by bolt 2 by base plate 7 and aluminium base absorber plate 1, become the β angle with horizontal line, tilt 3 °-5 °, Heat Transfer of Heat Pipe on Heat Pipe efficient is improved.Condensation segment 4 is with some radiating fins 5, and radiating fin 5 is flake aluminum or other material, its surfacing, and be provided with hole 8, the hole is the punching of band flange, it is shaped as circular hole or special-shaped circular hole, the arrangement in hole can be point-blank or not conllinear arrange.Heat pipe integral body is U type structural bending, has reduced radiator installation dimension in the horizontal direction effectively, can be contained in the narrow space, saves the installing space of cooling system, makes institute's installed device outward appearance small and exquisite attractive in appearance.Radiating fin 5 is along vertical evenly distributed with the heat pipe condenser section 4 of the angled inclination of level, and the flange 9 and the heat pipe outer wall of radiating fin 5 punchings 8 are closely connected, and makes the heat in the heat pipe condenser section 6 can effectively pass to radiating fin 5 rapidly.The evaporator section 6 of heat pipe is completely fixed in aluminium endothermic substrate 1 by base plate 7, and both are contacted fully, and the heat that aluminium endothermic substrate 1 is absorbed can pass to heat pipe efficiently.For the high-powered LED lamp that level is installed reaches better radiating effect, the condensation segment 4 of heat pipe is designed to become with level certain angle a, 3 °-5 ° of gradients.Utilize air " pulling out wind scorpion " to effectively raise the efficient of radiator, because aluminium endothermic substrate temperature is than the surrounding air height, the bottom air is heated naturally, rise, run into radiating fin 5 after, absorption condensation section 4 liberated heats, continue to rise, the bottom Cryogenic air is constantly replenished the hot-air that rises, and makes air form flowing naturally of making progress in inside, reaches the purpose of heat radiation.
The utility model is when implementing, radiating fin 5 (structure as shown in Figure 2) is stamped to form by thin aluminum sheet or copper coin bar, heater (high-power LED lamp that level is installed) is connected with aluminium endothermic substrate 1 usefulness bolt, the heat that heater sent is passed to aluminium endothermic substrate 1, and heat is passed to the evaporator section 6 of heat pipe by aluminium endothermic substrate 1, the installation that closely cooperates of the evaporator section 6 of heat pipe and aluminium endothermic substrate 1, and the heat of absorption aluminium endothermic substrate 1 transmission, the heat that heat pipe evaporator section 6 absorbs from aluminium endothermic substrate 1 is passed to heat the condensation segment 4 of heat pipe in the mode of the latent heat of vaporization by the vaporization of inside heat pipe hydraulic fluid, radiating fin 5, radiating fin 5 absorb heat that heat pipe condenser sections 4 transmit and it are spilt in the air.The rising because the condensation segment 4 and the angled inclination of level of heat pipe, the air of bottom are heated, meanwhile, cold air is flowed into, and constantly heated by radiating fin 5 on every side and risen by aluminium endothermic substrate 1.Formed the convective flow of air like this, made air form natural flowing velocity upwards in inside, constantly heat has been loose to deliver in the atmosphere and go, good heat dissipation effect is specially adapted to the cooling system that needs level to install.
Except that above-mentioned example, the utility model can also have other embodiment.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection domain of the utility model requirement.
Claims (10)
1. free convection type heat-pipe radiator, it comprises heat pipe, is provided with radiating fin at the condensation segment of heat pipe, it is characterized in that described heat pipe is a U type warp architecture, the condensation segment of heat pipe and evaporator section constitute U type openend, are provided with connected metal endothermic substrate at the evaporator section of heat pipe.
2. free convection type heat-pipe radiator according to claim 1, the evaporator section that it is characterized in that heat pipe adds spring shim by base plate with bolt with the metal endothermic substrate and fixedlys connected.
3. free convection type heat-pipe radiator according to claim 1 and 2 is characterized in that the heat pipe cross sectional shape is circular or different round tubular body.
4. free convection type heat-pipe radiator according to claim 1 is characterized in that radiating fin is flake aluminum or other material, its surfacing, and be provided with the hole, the hole is the punching of band flange.
5. free convection type heat-pipe radiator according to claim 4 is characterized in that the vertical condensation segment that is laid in heat pipe that evenly divides of radiating fin, and piercing and flanging and heat pipe outer wall are closely connected.
6. free convection type heat-pipe radiator according to claim 1, the condensation segment that it is characterized in that heat pipe from the end downwards and horizontal line to be the α angle lapping oblique.
7. free convection type heat-pipe radiator according to claim 6 is characterized in that described α angle is 3 °-5 °.
8. upwards to be the β angle lapping oblique with horizontal line from the end for free convection type heat-pipe radiator according to claim 1, the evaporator section that it is characterized in that heat pipe.
9. free convection type heat-pipe radiator according to claim 8 is characterized in that described β angle is 3 °-5 °.
10. free convection type heat-pipe radiator according to claim 1 is characterized in that described metal endothermic substrate is the aluminum endothermic substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200344767U CN201199018Y (en) | 2008-04-24 | 2008-04-24 | Natural convection type heat pipe radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200344767U CN201199018Y (en) | 2008-04-24 | 2008-04-24 | Natural convection type heat pipe radiator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201199018Y true CN201199018Y (en) | 2009-02-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200344767U Expired - Fee Related CN201199018Y (en) | 2008-04-24 | 2008-04-24 | Natural convection type heat pipe radiator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201199018Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103759159A (en) * | 2014-01-28 | 2014-04-30 | 海宁伊满阁太阳能科技有限公司 | Glass heat tube LED lamp with blind tube heat end |
| CN106679472A (en) * | 2016-12-02 | 2017-05-17 | 廖忠民 | Air-cooled heat pipe radiator with upright heat-conducting surfaces |
| CN109425248A (en) * | 2017-08-25 | 2019-03-05 | 珠海格力电器股份有限公司 | A kind of radiator, outdoor unit and air conditioner |
| CN112050672A (en) * | 2020-08-26 | 2020-12-08 | 长光卫星技术有限公司 | High-performance phase change energy storage device for space camera |
| CN114517910A (en) * | 2022-03-18 | 2022-05-20 | 广东迅能环保科技有限公司 | LED chip natural convection radiator |
-
2008
- 2008-04-24 CN CNU2008200344767U patent/CN201199018Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103759159A (en) * | 2014-01-28 | 2014-04-30 | 海宁伊满阁太阳能科技有限公司 | Glass heat tube LED lamp with blind tube heat end |
| CN106679472A (en) * | 2016-12-02 | 2017-05-17 | 廖忠民 | Air-cooled heat pipe radiator with upright heat-conducting surfaces |
| CN109425248A (en) * | 2017-08-25 | 2019-03-05 | 珠海格力电器股份有限公司 | A kind of radiator, outdoor unit and air conditioner |
| CN112050672A (en) * | 2020-08-26 | 2020-12-08 | 长光卫星技术有限公司 | High-performance phase change energy storage device for space camera |
| CN112050672B (en) * | 2020-08-26 | 2022-06-03 | 长光卫星技术股份有限公司 | High-performance phase change energy storage device for space camera |
| CN114517910A (en) * | 2022-03-18 | 2022-05-20 | 广东迅能环保科技有限公司 | LED chip natural convection 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: 20090225 Termination date: 20120424 |