CN103438394A - High-power LED (light-emitting diode) street lamp - Google Patents
High-power LED (light-emitting diode) street lamp Download PDFInfo
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- CN103438394A CN103438394A CN2013103976478A CN201310397647A CN103438394A CN 103438394 A CN103438394 A CN 103438394A CN 2013103976478 A CN2013103976478 A CN 2013103976478A CN 201310397647 A CN201310397647 A CN 201310397647A CN 103438394 A CN103438394 A CN 103438394A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
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Abstract
The invention relates to the technical field of street lamps, particularly a high-power LED (light-emitting diode) street lamp which comprises a radiator, an LED light source module, a power supply module and a power supply cover, wherein the radiator comprises a radiating substrate; a lamp post fixing seat is formed on the radiating substrate and provided with a power supply chamber provided with the power supply module; a plurality of radiating fins are formed on the heat dissipation substrate; a radiating channel is formed between every two adjacent radiating fins; the front end of each radiating channel is communicated with the front end of the radiator; the position of the upper surface of the radiating substrate adjacent to the back end is transversely provided with a baffle; and the position of the baffle corresponding to each radiating channel is provided with a vent hole. The lamp post fixing seat and the radiator are designed integrally, so that the street lamp can be installed on the lamp post without adding any connector, thereby facilitating assembly and mounting; and the front end of each radiating channel is communicated with the front end of radiator to perform ventilation and radiation, and the back end of each radiating channel performs ventilation and radiation through the vent holes of the baffle, so that the invention has the advantages of favorable ventilation effect and favorable radiation property.
Description
Technical field:
The present invention relates to the street lamp technical field, refer in particular to a kind of high-power LED street lamp.
Background technology:
Street lamp is mounted in street wall, road etc. and is used for the light fixture of road lighting, can provide good information of road surface for the people of the walking of going out at night, also can beautifying urban environment.Existing LED street lamp includes housing, radiator, is connected to the lamp stand of housing afterbody, lamp stand holder, power supply etc., but existing high-power LED street lamp structure is unreasonable, area of dissipation is little, heat-dissipating space is unreasonable, make radiating effect not good, and the parts such as housing, radiator, lamp stand holder are all split-type structurals, the assembling trouble.
Summary of the invention:
Purpose of the present invention is exactly the deficiency existed for prior art and a kind of good heat dissipation effect, high-power LED street lamp easy to assembly are provided.
To achieve these goals, the technical solution used in the present invention is: a kind of high-power LED street lamp, it includes radiator, the LED light source module, the power module be electrically connected to the LED light source module, radiator includes heat-radiating substrate, the integral middle of heat-radiating substrate upper surface forms the cylindric lamp stand holder extended longitudinally, offer opening on the lamp stand holder and form power source cavity, power module is arranged in power source cavity, the top of power source cavity is covered with the power supply lid, the left and right sides that is positioned at the lamp stand holder on the heat-radiating substrate upper surface is one-body molded respectively many fin that extend longitudinally, form heat dissipation channel between adjacent two fin, the front end of every heat dissipation paths connects the front end of radiator, the heat-radiating substrate upper surface laterally is provided with baffle plate near the position of rear end, the rear end of every fin extends to the baffle plate place, position corresponding with every heat dissipation paths on baffle plate offers respectively air vent.
The bottom of described heat-radiating substrate offers mounting groove, the LED light source module is arranged in mounting groove, on mounting groove, along laterally offering many ventilation slots that are communicated with heat dissipation channel, the LED light source module has many groups, longitudinally alternate intervals setting between many ventilation slots and many group LED light source modules.
Edge, the described heat-radiating substrate left and right sides has upwards protruded out respectively side radiating plate-fin, and the upper end of side radiating plate-fin is bent to form the curved bend folding part to the inside.
The lateral surface of described side radiating plate-fin offers many grooves that extend longitudinally.
Outwards protrude out many raised lines extending longitudinally on the peripheral surface of described lamp stand holder, every raised line offers respectively installing hole.
The both sides of described power supply lid extend to respectively the fin place of lamp stand holder both sides, and the both sides of power supply lid bend downwards respectively and are connected on the lateral surface of corresponding fin.
The outer surface of the left and right sides of described every fin and lamp stand holder all forms toothed surfaces.
Described radiator outer surface is provided with the sandblast oxide layer.
The thickness of described fin from top to bottom increases progressively.
The height of many fin and length are successively decreased to both sides by the middle part of heat-radiating substrate.
Beneficial effect of the present invention is: a kind of high-power LED street lamp provided by the invention, it includes radiator, the LED light source module, power module, radiator includes heat-radiating substrate, form cylindric lamp stand holder on heat-radiating substrate, offer power source cavity on the lamp stand holder, power module is arranged in power source cavity, the top of power source cavity is covered with the power supply lid, form many fin on heat-radiating substrate, form heat dissipation channel between adjacent two fin, the front end of every heat dissipation paths connects the front end of radiator, the heat-radiating substrate upper surface laterally is provided with baffle plate near the position of rear end, the rear end of every fin extends to the baffle plate place, position corresponding with every heat dissipation paths on baffle plate offers respectively air vent, with traditional LED street lamp, compare, the present invention has the following advantages:
1, the present invention, by lamp stand holder and radiator integrated design, just can be arranged on lamp stand without increasing jockey again, is convenient to assembling and installs;
2, the toothed surfaces of cylindric lamp stand holder and every fin has significantly increased area of dissipation, makes radiator have preferably radiating effect;
3, the present invention is integrated in the lamp stand holder by power source cavity, and the heat that the power module in power source cavity can be produced is led away rapidly, perfect heat-dissipating;
4, structure of the present invention is modular construction, simple in structure, is convenient to produce and assembling, and the scope of application is wide;
5, the power supply lid is integrated structure with radiator, improves radiating effect, attractive in appearance;
6, the front end of the front end of heat dissipation channel perforation radiator carries out ventilation and heat, the rear end of heat dissipation channel is by the ventilating hole ventilation heat radiation of baffle plate, ventilation effect is good, make heat to be fallen apart by rear and front end and the top of heat dissipation channel rapidly, and the bottom of heat dissipation channel is by the ventilation slot ventilation and heat, can be by top, below, the place ahead, the heat radiation of rear all directions of radiator, radiator structure is reasonable, good heat dissipation effect.
The accompanying drawing explanation:
Fig. 1 is structural representation of the present invention.
Fig. 2 is front view of the present invention.
Fig. 3 is the structural representation at another visual angle of the present invention.
Fig. 4 is the structural representation of radiator of the present invention.
Fig. 5 is the sectional view of radiator of the present invention.
Fig. 6 is the enlarged drawing at A place in Fig. 5.
Fig. 7 is the enlarged drawing at B place in Fig. 5.
The specific embodiment:
Below in conjunction with accompanying drawing, the present invention is further illustrated, see shown in Fig. 1～7, the present invention includes radiator 1, LED light source module 2, the power module 3 be electrically connected to LED light source module 2, radiator 1 includes heat-radiating substrate 11, the integral middle of heat-radiating substrate 11 upper surfaces forms the cylindric lamp stand holder 12 extended longitudinally, offer opening on lamp stand holder 12 and form power source cavity 121, power module 3 is arranged in power source cavity 121, the top of power source cavity 121 is covered with power supply lid 4, the left and right sides that is positioned at lamp stand holder 12 on heat-radiating substrate 11 upper surfaces is one-body molded respectively many fin that extend longitudinally 13, form heat dissipation channel 131 between adjacent two fin 13.The front end of every heat dissipation paths 131 connects the front end of radiator 1, heat-radiating substrate 11 upper surfaces laterally are provided with baffle plate 5 near the position of rear end, the rear end of every fin 13 extends to baffle plate 5 places, and position corresponding with every heat dissipation paths 131 on baffle plate 5 offers respectively air vent 51.
The bottom of heat-radiating substrate 11 offers mounting groove 111, and LED light source module 2 is arranged in mounting groove 111, LED light source module 2 effectively can be protected, and prevents from being subject to the impact of rainwater.On mounting groove 111, edge laterally offers many ventilation slots 113 that are communicated with heat dissipation channel 131, LED light source module 2 has many groups, longitudinally alternate intervals setting between many ventilation slots 113 and many group LED light source modules 2, make heat dissipation channel 131 ventilation and heat downwards, and the wind energy that ventilation slot 113 blows downwards is enough to be blown away the heat between two groups of LED light source modules 2 downwards, and result of ventilating heat dissipation is good.
The front end that the front end of heat dissipation channel 131 connects radiator 1 carries out ventilation and heat, the rear end of heat dissipation channel 131 is by air vent 51 ventilation and heat of baffle plate 5, ventilation effect is good, make heat to be fallen apart by rear and front end and the top of heat dissipation channel 131 rapidly, and the bottom of heat dissipation channel 131 is by ventilation slot 113 ventilation and heat, can be by top, below, the place ahead, the heat radiation of rear all directions of radiator 1, radiator structure is reasonable, good heat dissipation effect.
The outer surface of the left and right sides of every fin 13 and lamp stand holder 12 all forms toothed surfaces 10, and the upper surface of heat-radiating substrate 11 also forms toothed surfaces 10, further increasing heat radiation area.
The middle part of heat-radiating substrate 11 front ends has protruded out forward installation portion 112, and lamp stand holder 12 extends to the front end of installation portion 112, and the installation between convenience and lamp stand, can not affect again the use of other device.
Radiator 1 outer surface is provided with the sandblast oxide layer, and good hand touch can form diffuse reflection, and reflecting effect is good.
Heat-radiating substrate 11 edges, the left and right sides have upwards protruded out respectively side radiating plate-fin 14, the upper end of side radiating plate-fin 14 is bent to form curved bend folding part 141 to the inside, curved bend folding part 141 makes the corner, both sides of radiator 1 can the arc-shaped transition angle, the corner that prevents radiator 1 scratches people or article, improves security performance.The lateral surface of side radiating plate-fin 14 offers many grooves that extend longitudinally 142, make rainwater by side radiating plate-fin 14 in dirty process, during through groove 142, can be led away by groove 142, drainage effect is good, prevents that rainwater from flowing to heat-radiating substrate 11 bottoms and affecting the work of the electric elements of heat-radiating substrate 11 bottoms.The inner surface of side radiating plate-fin 14 also forms toothed surfaces 10, further increasing heat radiation area.
Outwards protrude out many raised lines extending longitudinally 122 on the peripheral surface of lamp stand holder 12, every raised line 122 offers respectively a plurality of installing holes 123, loading onto screw on installing hole 123 can fix lamp stand, installation between convenience and lamp stand is fixed and locates, installing hole 123 on many raised lines 122 can position lamp stand from different perspectives and be locked, a plurality of installing holes 123 on every raised line 122 can carry out axial location to lamp stand, the installing hole 123 on many raised lines 122 can to lamp stand carry out radially with direction of rotation on location.
The both sides of power supply lid 4 extend to respectively fin 13 places of lamp stand holder 12 both sides, and the both sides of power supply lid 4 bend downwards respectively and be connected on the lateral surface of corresponding fin 13, prevent that rainwater from entering in power source cavity 121, and have increased area of dissipation.
The thickness of fin 13 from top to bottom increases progressively, and makes the heat-dissipating space between fin 13 become gradually from lower to upper large, is conducive to heat radiation.The height of many fin 13 and length are successively decreased to both sides by the middle part of heat-radiating substrate 11, make between fin 13 and can mutually not block fully, the heat of fin 13 both sides and top, rear and front end to the left and right distributes, heat-dissipating space is more reasonable, good heat dissipation effect, and the fin 13 of traditional heat radiating material highly all equates, between fin 13, mutually block fully, the heat of fin 13 both sides to the left and right distributes.
The present invention, by lamp stand holder 12 and radiator 1 integrated design, just can be arranged on lamp stand without increasing jockey again, is convenient to assembling and installs; The toothed surfaces 10 of cylindric lamp stand holder 12 and every fin 13 has significantly increased area of dissipation, makes radiator 1 have preferably radiating effect; The present invention is integrated in lamp stand holder 12 by power source cavity 121, and the heat that the power module 3 in power source cavity 121 can be produced is led away rapidly, perfect heat-dissipating; Structure of the present invention is modular construction, simple in structure, is convenient to produce and assembling, and the scope of application is wide; Power supply lid 4 is integrated structure with radiator 1, improves radiating effect, attractive in appearance.
Certainly, the above is only better embodiment of the present invention, and the equivalence of doing according to the described structure of patent claim of the present invention, feature and principle therefore all changes or modifies, and is included in patent claim of the present invention.
Claims (10)
1. a high-power LED street lamp, it includes radiator (1), LED light source module (2), the power module (3) be electrically connected to LED light source module (2), it is characterized in that: described radiator (1) includes heat-radiating substrate (11), the integral middle of heat-radiating substrate (11) upper surface forms the cylindric lamp stand holder (12) extended longitudinally, offer opening on lamp stand holder (12) and form power source cavity (121), power module (3) is arranged in power source cavity (121), the top of power source cavity (121) is covered with power supply lid (4), the left and right sides that is positioned at lamp stand holder (12) on heat-radiating substrate (11) upper surface is one-body molded respectively many fin that extend longitudinally (13), form heat dissipation channel (131) between adjacent two fin (13), the front end of every heat dissipation paths (131) connects the front end of radiator (1), heat-radiating substrate (11) upper surface laterally is provided with baffle plate (5) near the position of rear end, the rear end of every fin (13) extends to baffle plate (5) and locates, the upper position corresponding with every heat dissipation paths (131) of baffle plate (5) offers respectively air vent (51).
2. a kind of high-power LED street lamp according to claim 1, it is characterized in that: the bottom of described heat-radiating substrate (11) offers mounting groove (111), LED light source module (2) is arranged in mounting groove (111), mounting groove (111) is upper along laterally offering many ventilation slots (113) that are communicated with heat dissipation channel (131), LED light source module (2) has many groups, longitudinally alternate intervals setting between many ventilation slots (113) and many group LED light source modules (2).
3. a kind of high-power LED street lamp according to claim 1, it is characterized in that: described heat-radiating substrate (11) edge, the left and right sides has upwards protruded out respectively side radiating plate-fin (14), and the upper end of side radiating plate-fin (14) is bent to form curved bend folding part (141) to the inside.
4. a kind of high-power LED street lamp according to claim 3, it is characterized in that: the lateral surface of described side radiating plate-fin (14) offers many grooves that extend longitudinally (142).
5. a kind of high-power LED street lamp according to claim 1, it is characterized in that: outwards protrude out many raised lines extending longitudinally (122) on the peripheral surface of described lamp stand holder (12), every raised line (122) offers respectively installing hole (123).
6. a kind of high-power LED street lamp according to claim 1, it is characterized in that: the both sides of described power supply lid (4) extend to respectively the fin (13) of lamp stand holder (12) both sides and locate, and the both sides of power supply lid (4) bend downwards respectively and are connected on the lateral surface of corresponding fin (13).
7. a kind of high-power LED street lamp according to claim 1, it is characterized in that: the outer surface of the left and right sides of described every fin (13) and lamp stand holder (12) all forms toothed surfaces (10).
8. a kind of high-power LED street lamp according to claim 1, it is characterized in that: described radiator (1) outer surface is provided with the sandblast oxide layer.
9. a kind of high-power LED street lamp according to claim 1, it is characterized in that: the thickness of described fin (13) from top to bottom increases progressively.
10. according to the described a kind of high-power LED street lamp of claim 1～9 any one, it is characterized in that: the height of many fin (13) and length are successively decreased to both sides by the middle part of heat-radiating substrate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103976478A CN103438394A (en) | 2013-08-30 | 2013-08-30 | High-power LED (light-emitting diode) street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103976478A CN103438394A (en) | 2013-08-30 | 2013-08-30 | High-power LED (light-emitting diode) street lamp |
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| Publication Number | Publication Date |
|---|---|
| CN103438394A true CN103438394A (en) | 2013-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013103976478A Pending CN103438394A (en) | 2013-08-30 | 2013-08-30 | High-power LED (light-emitting diode) street lamp |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101329016A (en) * | 2008-07-18 | 2008-12-24 | 孙卓 | Semiconductor lighting fixture having high-efficiency heat radiation structure and manufacture method thereof |
| CN201487901U (en) * | 2009-05-14 | 2010-05-26 | 朱志明 | High-power LED waterproof and dustproof street lamp shell |
| CN101886774A (en) * | 2010-03-04 | 2010-11-17 | 山东旭光太阳能光电有限公司 | LED street lamp with adjustable light beam radiation angle |
| CN203099508U (en) * | 2012-12-04 | 2013-07-31 | 中山市鸿宝电业有限公司 | LED (light emitting diode) street lamp |
-
2013
- 2013-08-30 CN CN2013103976478A patent/CN103438394A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101329016A (en) * | 2008-07-18 | 2008-12-24 | 孙卓 | Semiconductor lighting fixture having high-efficiency heat radiation structure and manufacture method thereof |
| CN201487901U (en) * | 2009-05-14 | 2010-05-26 | 朱志明 | High-power LED waterproof and dustproof street lamp shell |
| CN101886774A (en) * | 2010-03-04 | 2010-11-17 | 山东旭光太阳能光电有限公司 | LED street lamp with adjustable light beam radiation angle |
| CN203099508U (en) * | 2012-12-04 | 2013-07-31 | 中山市鸿宝电业有限公司 | LED (light emitting diode) street lamp |
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Application publication date: 20131211 |