CN203718644U - High-power LED lamp with high-efficiency heat-dissipation function - Google Patents

High-power LED lamp with high-efficiency heat-dissipation function Download PDF

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Publication number
CN203718644U
CN203718644U CN201420031156.1U CN201420031156U CN203718644U CN 203718644 U CN203718644 U CN 203718644U CN 201420031156 U CN201420031156 U CN 201420031156U CN 203718644 U CN203718644 U CN 203718644U
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China
Prior art keywords
heat
radiator
led lamp
efficiency
power led
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Expired - Fee Related
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CN201420031156.1U
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Chinese (zh)
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贺五岳
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贺五岳
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Priority to CN201420031156.1U priority Critical patent/CN203718644U/en
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Abstract

The utility model discloses a high-power LED lamp with a high-efficiency heat-dissipation function, which belongs to the field of LED illumination. The high-power LED lamp with the high-efficiency heat-dissipation function disclosed by the utility model comprises lenses, fixing covers for fixing the lenses, a heat dissipater and an outer cover which are sequentially arranged from top to bottom, wherein an air inlet port is formed in the surface of the outer cover; the heat dissipater comprises a heat dissipater shell; wing-shaped heat dissipation fins and heat conduction plates which are vertically arranged at the inner side of the heat dissipater shell and provided with certain intervals; the top ends of the wing-shaped heat dissipation fins are fixedly connected with the heat conduction plates; an air outlet port is formed between the two adjacent wing-shaped heat dissipation fin and heat conduction plate; heat conduction columns are arranged on the back surfaces of the heat conduction plates, and base plates are connected to the front surfaces of the heat conduction plates; LED patches are arranged on the front surfaces of the base plates; the fixing covers are in threaded connection with the heat conduction plates; the lenses are located at the peripheries of the LED patches, and the edge portions of the lenses are fixed between the fixing covers and the heat conduction plates; heat dissipation fans with matching sizes are installed between the heat dissipater and the outer cover. The utility model provides a high-power LED lamp with a good heat-dissipation effect, convenient to install and high in practicability.

Description

A kind of high-power LED lamp of high efficiency and heat radiation
Technical field
The utility model relates to a kind of LED light fixture, more particularly, relates to a kind of high-power LED lamp of high efficiency and heat radiation.
Background technology
LED lamp is because its light efficiency is high, the feature of radiationless and low-power consumption, more and more welcomed by the people since it comes out.Along with scientific and technical progress, LED lamp has also constantly obtained innovation and development, compares other lighting systems, and advantage is also more and more outstanding.Can predict, the spreading speed of LED lamp can constantly be accelerated, yet in the evolution of LED lamp, but exists all the time a problem perplexing its producer and user, and that is exactly heat dissipation problem.
LED (LightEmittingDiode, light emitting diode) illumination market be take great power LED as main at present.But high-powered LED lamp fever phenomenon when work is serious, and LED is a kind of electronic devices and components, and too high operating temperature has shortened the service life of LED.Existing LED illuminating lamp is to adopt passive spacious hot mode mostly, because the volume of fin is larger, the volume of light fixture is increased, the inconvenience that brings light fixture to use.In use fin ambient air is mobile not good for existing light fixture simultaneously, causes radiating effect poor.And due to reasons such as fin excessive and service life are short, cause illumination cost high, be unfavorable for the universal of LED lighting.
Through patent retrieval, China Patent No. ZL201020517036.4, Granted publication day is on May 18th, 2011, invention and created name is: a kind of LED illuminating lamp, this application case relates to a kind of LED illuminating lamp, comprise outer cover, be located at the lamp body on outer cover, LED lamp pearl is housed in lamp body, it is characterized in that: on described lamp body, be provided with air inlet and air outlet, in described lamp body, be also provided with fan and control circuit board, the power input of described control circuit board is electrically connected to described outer cover, the power output end of described LED lamp pearl and described fan is electrically connected to a certain power output end of described control circuit board respectively.During the fan running of this application case, cold air sucks from air inlet, and the heat producing when LED lamp pearl is worked is taken lamp body out of by air outlet, improved to a certain extent radiating effect, but near the negative pressure producing the air inlet of this application case forced-ventilated fan makes to be again inhaled into air intake one side by the hot blast of fin, thereby cause convection effects to weaken, the dissipation of heat that can not completely effectively high-powered LED lamp be produced when working is gone out.
Summary of the invention
1. the technical problem that utility model will solve
It is insufficient that the purpose of this utility model is to overcome LED light fixture of the prior art heat radiation, and the deficiency that radiating efficiency is low provides a kind of high-power LED lamp of high efficiency and heat radiation, adopt the technical solution of the utility model, compact conformation is reasonable, and radiating rate is fast, effective, the life-span is long, and cost is low.
2. technical scheme
For achieving the above object, the technical scheme that the utility model provides is:
The high-power LED lamp of a kind of high efficiency and heat radiation of the present utility model, comprise the lens that set gradually from top to down, the fixed cap of fixed lens, radiator and outer cover, the surface of described outer cover bottom is provided with air inlet, described radiator comprises radiator casing, wing shape fin and the heat-conducting plate of certain interval arranged and had to radiator casing inboard, upright, described wing shape fin top and heat-conducting plate are connected, between described adjacent two wing shape fin and heat-conducting plate, form air port, the described heat-conducting plate back side is provided with heating column, be positively connected with substrate, this substrate front side is provided with LED paster, described fixed cap is threaded with the heat-conducting plate in radiator, described lens are positioned at the periphery of LED paster, and the edge portion of these lens is fixed between fixed cap and heat-conducting plate, between described radiator and outer cover, be provided with the radiator fan that size matches.
Further, described radiator fan comprises fan blade assembly and blower tray, described fan blade assembly is fixed on blower tray inside, and be arranged on Y shape electric machine support, the edge portion of described blower tray is provided with connecting hole two, described radiator is provided with the connecting hole one matching with above-mentioned connecting hole two, and the connecting hole one of described radiator is crossed trip bolt with the connecting hole two-way of radiator fan and is connected.
Further, described radiator fan connects driving power, and this driving power adopts small-power dual power supply.
Further, described heating column is cylindric.
Further, described radiator adopts integrated formed structure, and material is aluminium.
Further, described LED paster is array-like and is arranged in above-mentioned substrate front side.
Further, described air inlet is shaped as strip, is evenly distributed on the surface of outer cover bottom.
3. beneficial effect
The technical scheme that adopts the utility model to provide, compares with existing known technology, has following beneficial effect:
(1) high-power LED lamp of a kind of high efficiency and heat radiation of the present utility model, its radiator comprises radiator casing, radiator casing inboard, upright layout and has wing shape fin and the heat-conducting plate of certain interval, wing shape fin top and heat-conducting plate are connected, between adjacent two wing shape fin and heat-conducting plate, form air port, the heat-conducting plate back side is provided with heating column, said structure has increased area of dissipation greatly, has improved radiating rate;
(2) high-power LED lamp of a kind of high efficiency and heat radiation of the present utility model, between its radiator and outer cover, be provided with the radiator fan that size matches, during radiator fan work, cool ambient air is blown into from air inlet under the drive of radiator fan, part heat is also taken away in the surface of process wing shape fin and heating column, from air outlet, discharge hot-air again, further improve radiating efficiency;
(3) high-power LED lamp of a kind of high efficiency and heat radiation of the present utility model, the material of its radiator adopts aluminium, and heat conductivility is superior, has accelerated the propagation of heat;
(4) high-power LED lamp of a kind of high efficiency and heat radiation of the present utility model, compact conformation, reasonable in design, good heat dissipation effect, each parts all adopt and removably connect, and facilitate installation, maintenance and cleaning, and the life-span is long, and cost is low, practical.
Accompanying drawing explanation
Fig. 1 is the structural representation of the high-power LED lamp of a kind of high efficiency and heat radiation of the present utility model;
Fig. 2 is the front view of radiator in the utility model;
Fig. 3 is the left view of radiator in the utility model;
Fig. 4 is the perspective view of radiator in the utility model;
Fig. 5 is the structural representation of radiator fan in the utility model.
Label declaration in schematic diagram:
1, lens; 2, LED paster; 3, fixed cap; 4, radiator; 41, wing shape fin; 42, connecting hole one; 43, air outlet; 44, heat-conducting plate; 45, heating column; 5, outer cover; 6, air inlet; 7, radiator fan; 71, fan blade assembly; 72, blower tray; 73, connecting hole two.
The specific embodiment
For further understanding content of the present utility model, in conjunction with the accompanying drawings and embodiments the utility model is described in detail.
Embodiment
As shown in Figure 1, the high-power LED lamp of a kind of high efficiency and heat radiation of the present embodiment, comprise the lens 1 that set gradually from top to down, fixed cap 3, radiator 4 and the outer cover 5 of fixed lens 1, the surface of outer cover 5 bottoms is provided with several air inlets 6, air inlet 6 be shaped as strip, be evenly distributed on the surface of outer cover 5 bottoms.As shown in Figure 2, Figure 3 and Figure 4, radiator 4 adopts integrated formed structure, comprise that radiator casing, radiator casing inboard, upright arrange and have wing shape fin 41 and the heat-conducting plate 44 of certain interval, wing shape fin 41 tops and heat-conducting plate 44 are connected, between adjacent two wing shape fin 41 and heat-conducting plate 44, form air port 43, heat-conducting plate 44 back sides are provided with cylindrical heating column 45, be positively connected with substrate, this substrate front side is provided with and is the LED paster 2 that array-like is arranged, and LED paster 2 power of the present embodiment are within the scope of 30W-50W.Fixed cap 3 is threaded with the heat-conducting plate 44 in radiator 4, lens 1 are positioned at the periphery of LED paster 2, and the edge portion of these lens 1 is fixed between fixed cap 3 and heat-conducting plate 44, in order to improve radiating efficiency, the radiator 4 of the present embodiment adopts heat conductivility superior, and calorie spread aluminium casting faster forms.
The high-power LED lamp of a kind of high efficiency and heat radiation of the present embodiment, between radiator 4 and outer cover 5, be provided with the radiator fan 7 that size matches, as shown in Figure 5, the radiator fan 7 of the present embodiment can adopt without oily nano bearing fan, because high molecule nano material has exquisiteness, smooth feature, therefore the in the situation that of same rotational speed, adopt the fan of nano bearing, its operating noise can significantly reduce; Compare with conventional fan, in the identical situation of wind-force, without oily nano bearing fan, accomplished real quiet.Radiator fan 7 comprises fan blade assembly 71 and blower tray 72, fan blade assembly 71 is fixed on blower tray 72 inside, and be arranged on Y shape electric machine support, the edge portion of blower tray 72 is provided with three connecting holes 2 73 that are mutually hexagonal angle, in radiator 4, be provided with three connecting holes 1 that match with above-mentioned three connecting holes 2 73, the connecting hole 1 of radiator 4 is fixedly connected with by trip bolt with the connecting hole 2 73 of radiator fan 7.During radiator fan 7 work, cool ambient air is blown into from air inlet 6 under the drive of radiator fan 7, and part heat is also taken away in the surface of process wing shape fin 41 and heating column 45, then discharges hot-airs from air outlet 43, has further improved radiating effect.The radiator fan 7 of the present embodiment connects driving power, and this driving power adopts small-power dual power supply to replace large power supply of the prior art, and the heat contrast prior art producing has approximately reduced 50%.
The experiment proved that, radiator 4 structures that the utility model adopts, greatly increased area of dissipation, improved about 10% heat transfer efficiency simultaneously, coordinate the radiator fan 7 of the present embodiment to use, can effectively improve radiating rate and radiating effect, make 15 °-18 ° of maximum projecting environment temperatures of temperature after LED paster 2 long-term works of the present embodiment, can not affect normal use of the present utility model completely, and effectively extend the life-span of the present utility model, light decay is little, practical, can be used for industrial and mining enterprises' workshop illumination, or warehouse lighting, or outdoor garden illumination, or hotel, hotel, the hall illuminations such as office building, the scope of application is wide.
The high-power LED lamp of a kind of high efficiency and heat radiation of the present utility model, compact conformation, reasonable in design, good heat dissipation effect, each parts all adopt and removably connect, and facilitate installation, maintenance and cleaning, and the life-span is long, and cost is low, practical.
Below schematically the utility model and embodiment thereof are described, this description does not have restricted, and shown in accompanying drawing is also one of embodiment of the present utility model, and actual structure is not limited to this.So, if those of ordinary skill in the art is enlightened by it, in the situation that not departing from the utility model creation aim, without the creationary frame mode similar to this technical scheme and the embodiment of designing, all should belong to protection domain of the present utility model.

Claims (7)

1. the high-power LED lamp of a high efficiency and heat radiation, it is characterized in that: comprise the lens (1) that set gradually from top to down, the fixed cap (3) of fixed lens (1), radiator (4) and outer cover (5), the surface of described outer cover (5) bottom is provided with air inlet (6), described radiator (4) comprises radiator casing, wing shape fin (41) and the heat-conducting plate (44) of certain interval arranged and had to radiator casing inboard, upright, described wing shape fin (41) top and heat-conducting plate (44) are connected, between described adjacent two wing shape fin (41) and heat-conducting plate (44), form air port (43), described heat-conducting plate (44) back side is provided with heating column (45), be positively connected with substrate, this substrate front side is provided with LED paster (2), described fixed cap (3) is threaded with the heat-conducting plate (44) in radiator (4), described lens (1) are positioned at the periphery of LED paster (2), and the edge portion of these lens (1) is fixed between fixed cap (3) and heat-conducting plate (44), between described radiator (4) and outer cover (5), be provided with the radiator fan (7) that size matches.
2. the high-power LED lamp of a kind of high efficiency and heat radiation according to claim 1, it is characterized in that: described radiator fan (7) comprises fan blade assembly (71) and blower tray (72), described fan blade assembly (71) is fixed on blower tray (72) inside, and be arranged on Y shape electric machine support, the edge portion of described blower tray (72) is provided with connecting hole two (73), described radiator (4) is provided with the connecting hole one (42) matching with above-mentioned connecting hole two (73), the connecting hole one (42) of described radiator (4) is connected by trip bolt with the connecting hole two (73) of radiator fan (7).
3. the high-power LED lamp of a kind of high efficiency and heat radiation according to claim 2, is characterized in that: described radiator fan (7) connects the power supply of speeding, and this driving power adopts small-power dual power supply.
4. the high-power LED lamp of a kind of high efficiency and heat radiation according to claim 1, is characterized in that: described heating column (45) is cylindric.
5. the high-power LED lamp of a kind of high efficiency and heat radiation according to claim 4, is characterized in that: described radiator (4) adopts integrated formed structure, and material is aluminium.
6. the high-power LED lamp of a kind of high efficiency and heat radiation according to claim 1, is characterized in that: described LED paster (2) is array-like and is arranged in above-mentioned substrate front side.
7. according to the high-power LED lamp of a kind of high efficiency and heat radiation described in claim 5 or 6, it is characterized in that: described air inlet (6) is shaped as strip, be evenly distributed on the surface of outer cover (5) bottom.
CN201420031156.1U 2014-01-17 2014-01-17 High-power LED lamp with high-efficiency heat-dissipation function Expired - Fee Related CN203718644U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420031156.1U CN203718644U (en) 2014-01-17 2014-01-17 High-power LED lamp with high-efficiency heat-dissipation function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420031156.1U CN203718644U (en) 2014-01-17 2014-01-17 High-power LED lamp with high-efficiency heat-dissipation function

Publications (1)

Publication Number Publication Date
CN203718644U true CN203718644U (en) 2014-07-16

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106764533A (en) * 2017-02-22 2017-05-31 佛山九普光电科技有限公司 LED with heat abstractor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106764533A (en) * 2017-02-22 2017-05-31 佛山九普光电科技有限公司 LED with heat abstractor

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Granted publication date: 20140716

Termination date: 20150117