CN102606935B - Efficient heat-radiating LED (Light-emitting Diode) light source module - Google Patents
Efficient heat-radiating LED (Light-emitting Diode) light source module Download PDFInfo
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- CN102606935B CN102606935B CN201210122249.0A CN201210122249A CN102606935B CN 102606935 B CN102606935 B CN 102606935B CN 201210122249 A CN201210122249 A CN 201210122249A CN 102606935 B CN102606935 B CN 102606935B
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Abstract
The invention discloses an efficient heat-radiating LED (Light-emitting Diode) light source module, comprising an LED set, an illumination circuit board, an LED light-emitting angle lens, a heat radiation base and a heat radiator, wherein an LED illumination module is formed by the LED set and the LED light-emitting angle lens; the LED illumination module is arranged on the illumination circuit board which is fixedly arranged on the front surface of the heat radiation base; the heat radiator comprises two circular heat radiators which are distributed on the side faces of the heat radiation base; each circular heat radiator comprises a plurality of groups of arc-shaped heat radiators and a plurality of heat-conducting pipes passing through the arc-shaped heat radiators; each arc-shaped heat radiator is composed of a plurality of heat radiation fins which are vertically overlapped; and each heat-conducting pipe of the two circular heat radiators is bent and extends to a groove in the heat radiation base from the opposite direction and stretches out of the heat radiation base. The efficient heat-radiating LED light source module disclosed by the invention is convenient for heat conduction, enhances the heat radiation effect, guarantees the service life and the illumination strength of an LED light source, reduces the volume and the weight of the LED light source, and has a good application prospect.
Description
Technical field
The present invention relates to LED lighting technical field, be specifically related to a kind of LED light source module with high-efficient radiating function.
Background technology
Along with scientific and technological development, LED light source be considered to the 4th generation lighting source, LED light source relies on luminous efficiency high, low power consumption, do not need high pressure, the advantages such as security height, be widely used at various lighting fields, street lamp has become the indispensable illuminations of city night life, general street lamp needs work for a long time, even be storm wind, rain, the atrocious weathers such as snow descend works for a long time, the hammering to ground brightness to Street Light Illumination simultaneously, LED light source arises at the historic moment, but the power of LED light source is higher, caloric value is just larger, if its heat-sinking capability deficiency, excess Temperature in LED light source will cause danger, burn circuit board, illumination chip or other electronic components, seriously shorten LED light source and obtained working life.The LED light source radiating mode of prior art has:
1. adopt fan to dispel the heat to meet the heat radiation requirement of high-power LED light source, there is obvious technological deficiency in this method, because the basic life-span of LED light source is 50,000 hours, the life-span of fan is difficult to meet so long-time needs, once fan cisco unity malfunction, high-power LED light source will damage, and fan assembly is set has increased again the consumption of the energy, has caused the waste of the energy;
2. now the inside of lamp is used the radiating pieces such as aluminium sheet radiator structure, die casting to help LED light source heat radiation, has caused like this lamp holder too heavy and be not suitable for hanging on existing lamppost, installs also inconvenient;
3. adopt thermal grease to dispel the heat, can make the illumination decay of LED light source larger, cannot be applied in widely on large area lighting.
Summary of the invention
Technical problem solved by the invention is to overcome available technology adopting fan mode to increase energy consumption, adopt aluminium sheet radiator structure mode lamp holder to be too heavily not easy to hang and adopt thermal grease mode can cause the problem that the illumination decay of LED light source increases.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is:
A kind of LED light source module of high efficiency and heat radiation, comprise LED light emitting diode group, lighting circuit plate, LED beam angle lens, cooling base and radiator, described LED light emitting diode group and LED beam angle lens form LED illumination module, described LED illumination module is arranged on lighting circuit plate, described lighting circuit plate is fixed on the front of cooling base, it is characterized in that: described radiator comprises two circular radiators that are distributed in cooling base side, described each circular radiator includes some groups of arc-shaped radiators and runs through many heat pipes of arc-shaped radiator, described arc-shaped radiator is made up of the radiating fin of some vertical stacked settings, each heat pipe in described two circular radiators extends to the groove of cooling base inside from contrary direction bending, and stretch out cooling base.
The LED light source module of aforesaid high efficiency and heat radiation, is characterized in that: described each circular radiator comprises three groups of variform arc-shaped radiators.
The LED light source module of aforesaid high efficiency and heat radiation, is characterized in that: described in be arranged on each heat pipe flexibility difference between circular radiator and cooling base.
The LED light source module of aforesaid high efficiency and heat radiation, is characterized in that: described cooling base, heat pipe and radiating fin material are copper, aluminium or aluminium alloy.
The invention has the beneficial effects as follows:
1. the heat that the present invention utilizes the cooling base of certain material first LED light source to be produced once dispels the heat, then the backflow that utilizes the temperature difference at each position of heat pipe to produce is dispelled the heat again, the circular radiator finally consisting of some radiating fins and air carry out heat exchange and dispel the heat, through three grades of heat radiations, especially the area maximum of afterbody heat radiation, effect is best, combine, there is efficient heat loss through conduction ability, and reduced volume and the weight of LED light source, be convenient to install and aerial suspension;
2. the asymmetric circular radiator that is distributed in cooling base both sides that the present invention adopts, can make to dispel the heat inhomogeneous, causes the convection current of surrounding air, and quickening air is taken away the speed of heat, and the effect that can dispel the heat is more obvious;
3. circular radiator of the present invention is made up of three groups of variform arc-shaped radiators, makes the inhomogeneous effect of also generation heat radiation of circular radiator inside, accelerates flowing of arc-shaped radiator ambient air, strengthens radiating effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the LED light source module of high efficiency and heat radiation of the present invention.
Reference numeral implication is as follows:
1:LED light emitting diode; 2:LED beam angle lens; 3: circuit board; 4: cooling base; 5: radiator; 6: circular radiator; 7: arc-shaped radiator; 8: heat pipe; 9: radiating fin.
The specific embodiment
Below in conjunction with Figure of description, the present invention is further illustrated.
As shown in Figure 1, the LED light source module of high efficiency and heat radiation, comprise LED light emitting diode group 1, lighting circuit plate 2, LED beam angle lens 3, cooling base 4 and radiator 5, LED light emitting diode group 1 forms LED illumination module with LED beam angle lens 3, wherein LED beam angle lens 3 are the illumination zone that a kind of LED lens arrangement that changes rising angle can be adjusted LED lighting source at any time, LED illumination module is arranged on lighting circuit plate 2, lighting circuit plate 2 is for carrying the illumination light-emitting of LED illumination chip control LED light emitting diode group 1, lighting circuit plate 2 is fixed on the front of cooling base 4, radiator 5 comprises two circular radiators 6 that are distributed in cooling base 4 sides, two circular radiators 6 include some groups of arc-shaped radiators 7 and the many heat pipes 8 that run through arc-shaped radiator 7, arc-shaped radiator 7 is made up of the radiating fin 9 of some vertical stacked settings, each heat pipe 8 in two circular radiators 6 extends to the groove of cooling base 4 inside from contrary direction bending, and stretch out cooling base 4, like this can time two circular radiators 6 can produce heat exchange by heat pipe 8 in the temperature difference of cooling base 4 inside, each circular radiator 6 comprises three groups of variform arc-shaped radiators 7, three groups of variform arc-shaped radiators 7 are by the different degree of heat radiation differences of shape, promote the convection current of air to realize Rapid Thermal exchange, accelerate air and take away the speed of heat, can in the confined space, increase the area of heat radiation, heat is promptly distributed in outside air, strengthen the effect of heat radiation, and volume and the weight of LED lighting source are reduced, be convenient to install and aerial suspension.
The described each heat pipe 8 flexibility differences that are arranged between circular radiator 6 and cooling base 4, can make like this degree of heat radiation difference of two circular radiators cause the temperature difference of two circular radiators, can cause on the one hand the convection current of ambient air, realize on the other hand the heat exchange in cooling base 4 inside.
Described many heat pipes 8 adopt multilayer capillary structure, can make heat reflux at heat pipe 7, heat pipe 7 is longer, radiating effect is better, so the heat pipe of design stretches out cooling base 4 and contacts with air, but due to the restriction of LED lighting source volume, the length that can only determine heat pipe and stretch out fin slices radiator according to the design conditions of the shell of LED lighting source.
The material that described cooling base 4, heat pipe 6 and radiator 5 adopt is copper or aluminium, good heat dissipation effect, and cost is lower, three groups of variform arc-shaped radiators 7 that wherein circular radiator 6 comprises can adopt different materials to make, further cause the convection current of every group of arc-shaped radiator 7 ambient air, heat is promptly distributed in outside air, strengthen the effect of heat radiation.
More than show and described basic principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and description, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (3)
1. the LED light source module of high efficiency and heat radiation, comprise LED light emitting diode group, lighting circuit plate, LED beam angle lens, cooling base and radiator, described LED light emitting diode group and LED beam angle lens form LED illumination module, described LED illumination module is arranged on lighting circuit plate, described lighting circuit plate is fixed on the front of cooling base, it is characterized in that: described radiator comprises two circular radiators that are distributed in cooling base side, described each circular radiator includes some groups of arc-shaped radiators and runs through many heat pipes of arc-shaped radiator, described arc-shaped radiator is made up of the radiating fin of some vertical stacked settings, each heat pipe in each radiator in described two circular radiators extends to the groove of cooling base inside from contrary direction bending, and stretch out cooling base, described each circular radiator comprises three groups of variform arc-shaped radiators.
2. the LED light source module of high efficiency and heat radiation according to claim 1, is characterized in that: described in be arranged on each heat pipe flexibility difference between circular radiator and cooling base.
3. the LED light source module of high efficiency and heat radiation according to claim 1 and 2, is characterized in that: described cooling base, heat pipe and radiating fin material are copper, aluminium or aluminium alloy.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210122249.0A CN102606935B (en) | 2012-04-25 | 2012-04-25 | Efficient heat-radiating LED (Light-emitting Diode) light source module |
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| CN201210122249.0A CN102606935B (en) | 2012-04-25 | 2012-04-25 | Efficient heat-radiating LED (Light-emitting Diode) light source module |
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| CN102606935B true CN102606935B (en) | 2014-07-02 |
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| TW200906287A (en) * | 2007-07-31 | 2009-02-01 | Delta Electronics Inc | Light-emitting device and heat-dissipating module |
| CN101363601A (en) * | 2007-08-10 | 2009-02-11 | 华信精密股份有限公司 | Illuminating apparatus with heat radiation protection loop |
| CN101315155A (en) * | 2008-05-21 | 2008-12-03 | 合肥格林兰特光电有限公司 | High power LED road lamp with heat pipe cooling mechanism |
| TWM354320U (en) * | 2008-07-21 | 2009-04-01 | Asia Vital Shen Zhen Components Co Ltd | LED heat dissipation module |
| EP2397753B1 (en) * | 2010-06-15 | 2013-05-29 | Kitagawa Holdings, LLC | Led lamp and a heat sink thereof having a wound heat pipe |
| CN202580777U (en) * | 2012-04-25 | 2012-12-05 | 南京一缕光电科技有限公司 | High-efficiency heat dissipation light emitting diode (LED) light source module |
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Effective date of registration: 20191118 Address after: 313000 1-C, building 1, No. 656, Qixing Road, high tech Zone, Wuxing District, Huzhou City, Zhejiang Province Patentee after: Huzhou xinbeilian Network Technology Co., Ltd Address before: 210002 Jiangsu city of Nanjing province Shimenkan Baixia District No. 128 (Military Road) Lanling employment and entrepreneurship Park Service Building Room 307 Patentee before: Nanjing Yilv Photoelectric Technology Co., Ltd. |
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Effective date of registration: 20191121 Address after: 215000 No.138, East Street, Huangqiao street, Xiangcheng District, Suzhou City, Jiangsu Province Patentee after: Suzhou Xiangcheng District Huangqiao Industrial Park Economic Development Co., Ltd Address before: 313000 1-C, building 1, No. 656, Qixing Road, high tech Zone, Wuxing District, Huzhou City, Zhejiang Province Patentee before: Huzhou xinbeilian Network Technology Co., Ltd |