CN201593707U - Waterproof and dustproof LED luminaire - Google Patents
Waterproof and dustproof LED luminaire Download PDFInfo
- Publication number
- CN201593707U CN201593707U CN2010200562379U CN201020056237U CN201593707U CN 201593707 U CN201593707 U CN 201593707U CN 2010200562379 U CN2010200562379 U CN 2010200562379U CN 201020056237 U CN201020056237 U CN 201020056237U CN 201593707 U CN201593707 U CN 201593707U
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- China
- Prior art keywords
- radiator
- led light
- cover
- light fixture
- led
- 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.)
- Expired - Fee Related
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/80—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with pins or wires
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses a waterproof and dustproof LED luminaire with good radiating effect, comprising an LED light source component (1), a radiator (2), a radiating fan (3), a driving circuit board component (4), a light-transmission protective cover (55), a lamp shell (7), a bottom cover (57), an air inlet cover (6), and a power supply line (82), wherein the LED light source component (1) is contacted with the radiator (2) and radiates; the light-transmission protective cover (55) is fixedly connected with the bottom of the radiator (2) and covers the LED light source component (1); the air inlet cover (6) is fixedly connected with the radiator (2) and covers above the radiating fan (3) and the radiator (2); the upper part of the air inlet cover (6) is provided with a chamber; the side wall of the chamber is provided with an air inlet (61); the bottom cover (57) is connected with the light-transmission protective cover (55) and the lamp shell (7) respectively in a sealing way by a sealing ring (56); and the power supply line (82) is fixed with the through part of the lamp shell (7) in a sealing way by a waterproof bolt component (91). The waterproof and dustproof LED luminaire can be applied to the illumination field of LEDs.
Description
Technical field
The utility model relates to a kind of water proof and dust proof LED light fixture.
Background technology
LED has long advantage of luminous efficiency height, power saving and life-span, and it is used more and more widely.LED is applied to normal lighting, in order to reach illumination requirement, generally a plurality of power-type LEDs to be concentrated on the light fixture and use, therefore the heat radiation of LED becomes a key factor that influences LED light fixture user mode and life-span, especially for high-power LED lamp, heat dissipation problem has become a technical bottleneck that influences its extensive use.Existing LED light fixture all belongs to passive heat radiation, promptly fin or the similar device by radiator dispels the heat, in order to improve radiating effect, need increase area of dissipation as far as possible, cause existing LED light fixture overall volume generally bigger thus, radiator structure complexity, and its radiating effect and unsatisfactory.For the bigger light fixture of bulkhead lamp capable constant power, in order to improve radiating effect, often it is made open structure, cause the waterproof and dustproof weak effect.
The utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, and a kind of water proof and dust proof LED light fixture of excellent in heat dissipation effect is provided.
The technical scheme that the utility model adopted is: the utility model comprises the led light source assembly; the drive circuit board component; power line; described led light source assembly comprises several led chips; the LED heat-radiating substrate; described water proof and dust proof LED light fixture also comprises radiator; radiator fan; air intake cover; light permeable protection; lamp housing; end cover; described LED heat-radiating substrate contacts with described radiator and dispels the heat; the bottom of described light permeable protection and described radiator is fixedly connected and with described led light source assembly ladle cover; described air intake cover and described radiator are fixedly connected and with the top ladle cover of described radiator fan and described radiator; one cavity is arranged at the top of described air intake cover; described drive circuit board component is positioned at described cavity; the sidewall of described cavity is provided with several air admission holes; described radiator fan is between described radiator and described drive circuit board component; cover of the described end is tightly connected with described light permeable protection and described lamp housing mutually by sealing ring respectively; described power line passes described lamp housing respectively; described air intake cover also is electrically connected with described drive circuit board component, and the break-through position of described power line and described lamp housing is by waterproof bolt assembly sealing and fixing mutually.
Described radiator comprises base plate, the bottom surface of described base plate is the plane, the end face of described base plate is provided with several thermal columns that is arranged in array, the end face of described base plate also is provided with several lug boss or depressed parts of being used to increase area of dissipation, and the bottom surface of described LED heat-radiating substrate and described base plate fits and heat loss through conduction.
Described water proof and dust proof LED light fixture also comprises reflecting component, and described reflecting component is positioned at luminous the place ahead of described led light source assembly, and described reflecting component comprises the reflective surface that several are corresponding with described led chip.
Described water proof and dust proof LED light fixture also comprises mount pad, suspension rod, and described mount pad is fixedly installed in the top of described water proof and dust proof LED light fixture, described suspension rod be positioned at described mount pad top and with described power line ladle cover in.
The sidewall of described lamp housing is provided with some radiating fins.
The beneficial effects of the utility model are: because water proof and dust proof LED light fixture described in the utility model comprises radiator, radiator fan, air intake cover, light permeable protection, lamp housing, end cover, described LED heat-radiating substrate contacts with described radiator and dispels the heat, the bottom of described light permeable protection and described radiator is fixedly connected and with described led light source assembly ladle cover, described air intake cover and described radiator are fixedly connected and with the top ladle cover of described radiator fan and described radiator, one cavity is arranged at the top of described air intake cover, described drive circuit board component is positioned at described cavity, the sidewall of described cavity is provided with several air admission holes, described radiator fan is between described radiator and described drive circuit board component, cover of the described end is tightly connected with described light permeable protection and described lamp housing mutually by sealing ring respectively, described power line passes described lamp housing respectively, described air intake cover also is electrically connected with described drive circuit board component, described power line passes through waterproof bolt assembly sealing and fixing mutually with the break-through position of described lamp housing, when the utility model illumination work, described radiator fan is together running also, the heat that produces when described led chip is luminous is transmitted on the described radiator by described LED heat-radiating substrate, described radiator dispels the heat as existing radiator " passive type ", a part of heat is dispersed in the described lamp housing, simultaneously, under the effect of described radiator fan, air in the described lamp housing enters in the described cavity of described air intake cover by described air admission hole, and circulating in described lamp housing taken away the heat on the described radiator, and can heat be dispersed in the extraneous air by described lamp housing, described air intake cover can further carry out water conservancy diversion with flow air, increased the path of flowing, therefore radiating effect is better, can avoid led chip at high temperature to work, effectively increase the service life; Owing to the existence of forced heat radiation, therefore can dwindle the volume of described radiator; By described waterproof bolt assembly with described power line and described lamp housing perforation place sealing and fixing mutually, by sealing ring cover of the described end is tightly connected mutually with described light permeable protection and described lamp housing, the structure of sealing makes under the situation that does not influence heat radiation, avoid sleet, dust, winged insect etc. to enter in the described lamp housing, so the utility model excellent in heat dissipation effect, long service life, water proof and dust proof are effective;
Because radiator described in the utility model comprises base plate, the bottom surface of described base plate is the plane, the end face of described base plate is provided with several thermal columns that is arranged in array, the end face of described base plate also is provided with several lug boss or depressed parts of being used to increase area of dissipation, the bottom surface of described LED heat-radiating substrate and described base plate fits and heat loss through conduction, the bottom surface of the described base plate of the utility model by described radiator is set is the plane, make the bottom surface of described LED heat-radiating substrate and described base plate directly fit easily and heat loss through conduction, directly the heat that described led chip is produced when luminous is transmitted to the bigger described radiator of area by described base plate, reduced heat and distributed the path of conduction, so thermal conductivity and thermal diffusivity are better; By described thermal column and described lug boss or described depressed part are set, make area of dissipation big, form crisscross air communication channel between each described thermal column, so the utility model excellent in heat dissipation effect;
Because the sidewall of lamp housing described in the utility model is provided with some radiating fins, has increased the area of dissipation of described lamp housing, is beneficial to heat and is dispersed in the ambient air rapidly, so the utility model thermal diffusivity is better.
Description of drawings
Fig. 1 is the blast structural representation of the water proof and dust proof LED light fixture of the utility model embodiment;
Fig. 2 is the section structure schematic diagram of the water proof and dust proof LED light fixture of the utility model embodiment;
Fig. 3 is the perspective view of the radiator of the utility model embodiment;
Fig. 4 is the perspective view of another angle of radiator shown in Figure 3.
The specific embodiment
As Fig. 1～shown in Figure 4; the water proof and dust proof LED light fixture of present embodiment comprises led light source assembly 1; radiator 2; radiator fan 3; drive circuit board component 4; reflecting component 5; air intake cover 6; light permeable protection 55; lamp housing 7; end cover 57; mount pad 8; suspension rod 81; power line 82; described led light source assembly 1 comprises several led chips 11; LED heat-radiating substrate 12; described reflecting component 5 is positioned at luminous the place ahead of described led light source assembly 1; described reflecting component 5 comprises the reflective surface 51 that several are corresponding with described led chip 11; described radiator 2 comprises base plate 21; the bottom surface of described base plate 21 is the plane; the end face of described base plate 21 is provided with several thermal columns that is arranged in array 22; the end face of described base plate 21 also is provided with several lug bosses 23 that is used to increase area of dissipation; can certainly be depressed part; described LED heat-radiating substrate 12 contacts with the bottom surface of described base plate 21 and fits and heat loss through conduction; the two is fixedly connected by screw; form crisscross air communication channel between each described thermal column 22; so good heat dissipation effect; the bottom of described light permeable protection 55 and described radiator 2 is fixedly connected and with described led light source assembly 1 ladle cover; described air intake cover 6 is fixedly connected by screw with described radiator 2 and with the top ladle cover of described radiator fan 3 and described radiator 2; help flow air is carried out water conservancy diversion; increased the path of flowing; heat dispersion is better; one cavity is arranged at the top of described air intake cover 6; described drive circuit board component 4 is positioned at described cavity; the sidewall of described cavity is provided with several air admission holes 61; described radiator fan 3 is between described radiator 2 and described drive circuit board component 4; described drive circuit board component 4 passes through bolt earlier; nut assembly 92 is positioned in the head of bolt; again the bar portion of bolt is screwed in the screwed hole on the described radiator 2; cover of the described end 57 is tightly connected with described light permeable protection 55 and described lamp housing 7 mutually by sealing ring 56 respectively; described power line 82 passes described lamp housing 7 respectively; described air intake cover 6 also is electrically connected with described drive circuit board component 4; described power line 82 passes through waterproof bolt assembly 91 sealing and fixing mutually with the break-through position of described lamp housing 7; effective waterproof; be adapted at outdoor use; the sidewall of described lamp housing 7 is provided with some radiating fins 71; described mount pad 8 is fixedly installed in the top of described water proof and dust proof LED light fixture; described suspension rod 81 is positioned at described mount pad 8 tops and described power line 82 ladle covers is used in the bulkhead lamp capable that, present embodiment can be used as indoor or outdoors.
When the utility model illumination work, described radiator fan 3 is together running also, the heat that described led chip 11 produces when luminous is transmitted on the described radiator 2 by described LED heat-radiating substrate 12, described radiator 2 dispels the heat as existing radiator " passive type ", a part of heat is dispersed in the described lamp housing, simultaneously, under the effect of described radiator fan 3, air in the described lamp housing 7 enters in the described cavity of described air intake cover 6 by described air admission hole 61, and circulating in described lamp housing 7 taken away the heat on the described radiator 2, and can heat be dispersed in the extraneous air by described lamp housing 7, described air intake cover 6 can further carry out water conservancy diversion with flow air, increased the path of flowing, so radiating effect is better, can avoid led chip at high temperature to work, effectively increase the service life; Owing to the existence of forced heat radiation, therefore can dwindle the volume of described radiator 2; By described waterproof bolt assembly 91 with described power line 82 and described lamp housing 7 perforation place sealing and fixing mutually; by sealing ring 56 described end cover 57 is tightly connected mutually with described light permeable protection 55 and described lamp housing 7; the structure of sealing makes under the situation that does not influence heat radiation; avoid sleet, dust, winged insect etc. to enter in the described lamp housing; therefore the utility model excellent in heat dissipation effect, long service life, water proof and dust proof is effective, indoor, outdoor all can use.
The utility model can be widely used in the LED lighting field.
Claims (5)
1. water proof and dust proof LED light fixture; comprise led light source assembly (1); drive circuit board component (4); power line (82); described led light source assembly (1) comprises several led chips (11); LED heat-radiating substrate (12); it is characterized in that: described water proof and dust proof LED light fixture also comprises radiator (2); radiator fan (3); air intake cover (6); light permeable protection (55); lamp housing (7); end cover (57); described LED heat-radiating substrate (12) contacts with described radiator (2) and dispels the heat; the bottom of described light permeable protection (55) and described radiator (2) is fixedly connected and with described led light source assembly (1) ladle cover; described air intake cover (6) and described radiator (2) are fixedly connected and with the top ladle cover of described radiator fan (3) and described radiator (2); one cavity is arranged at the top of described air intake cover (6); described drive circuit board component (4) is positioned at described cavity; the sidewall of described cavity is provided with several air admission holes (61); described radiator fan (3) is positioned between described radiator (2) and the described drive circuit board component (4); described end cover (57) is tightly connected with described light permeable protection (55) and described lamp housing (7) mutually by sealing ring (56) respectively; described power line (82) passes described lamp housing (7) respectively; described air intake cover (6) also is electrically connected with described drive circuit board component (4), and the break-through position of described power line (82) and described lamp housing (7) is by waterproof bolt assembly (91) sealing and fixing mutually.
2. radiator according to claim 1, it is characterized in that: described radiator (2) comprises base plate (21), the bottom surface of described base plate (21) is the plane, the end face of described base plate (21) is provided with several thermal columns that is arranged in array (22), the end face of described base plate (21) also is provided with several lug boss that is used to increase area of dissipation (23) or depressed parts, and described LED heat-radiating substrate (12) fits and heat loss through conduction with the bottom surface of described base plate (21).
3. water proof and dust proof LED light fixture according to claim 1, it is characterized in that: described water proof and dust proof LED light fixture also comprises reflecting component (5), described reflecting component (5) is positioned at luminous the place ahead of described led light source assembly (1), and described reflecting component (5) comprises the reflective surface (51) that several are corresponding with described led chip (11).
4. water proof and dust proof LED light fixture according to claim 1, it is characterized in that: described water proof and dust proof LED light fixture also comprises mount pad (8), suspension rod (81), described mount pad (8) is fixedly installed in the top of described water proof and dust proof LED light fixture, described suspension rod (81) be positioned at described mount pad (8) top and with described power line (82) ladle cover in.
5. water proof and dust proof LED light fixture according to claim 1 is characterized in that: the sidewall of described lamp housing (7) is provided with some radiating fins (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200562379U CN201593707U (en) | 2010-01-04 | 2010-01-04 | Waterproof and dustproof LED luminaire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200562379U CN201593707U (en) | 2010-01-04 | 2010-01-04 | Waterproof and dustproof LED luminaire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201593707U true CN201593707U (en) | 2010-09-29 |
Family
ID=42775774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010200562379U Expired - Fee Related CN201593707U (en) | 2010-01-04 | 2010-01-04 | Waterproof and dustproof LED luminaire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201593707U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102032491A (en) * | 2010-12-31 | 2011-04-27 | 浙江生辉照明有限公司 | Combined LED lamp cup |
| CN102155699A (en) * | 2011-05-18 | 2011-08-17 | 广州南科集成电子有限公司 | Waterproof and dustproof LED lamp |
| CN102679249A (en) * | 2011-03-18 | 2012-09-19 | 海洋王照明科技股份有限公司 | Illuminating device |
| WO2012155816A1 (en) * | 2011-05-18 | 2012-11-22 | 广州南科集成电子有限公司 | Dustproof and waterproof multipurpose led-light power source assembly and dustproof and waterproof led light |
| WO2013049982A1 (en) * | 2011-10-02 | 2013-04-11 | 广州南科集成电子有限公司 | Led photo-electric source assembly and led road lamp improved from traditional road lamp |
| CN103528000A (en) * | 2013-10-30 | 2014-01-22 | 杨进 | LED spotlight |
| CN108468976A (en) * | 2018-04-13 | 2018-08-31 | 深圳晶特莱照明科技有限公司 | A kind of lamps and lanterns |
-
2010
- 2010-01-04 CN CN2010200562379U patent/CN201593707U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102032491A (en) * | 2010-12-31 | 2011-04-27 | 浙江生辉照明有限公司 | Combined LED lamp cup |
| CN102679249A (en) * | 2011-03-18 | 2012-09-19 | 海洋王照明科技股份有限公司 | Illuminating device |
| CN102679249B (en) * | 2011-03-18 | 2014-04-02 | 海洋王照明科技股份有限公司 | Illuminating device |
| CN102155699A (en) * | 2011-05-18 | 2011-08-17 | 广州南科集成电子有限公司 | Waterproof and dustproof LED lamp |
| WO2012155816A1 (en) * | 2011-05-18 | 2012-11-22 | 广州南科集成电子有限公司 | Dustproof and waterproof multipurpose led-light power source assembly and dustproof and waterproof led light |
| US9476581B2 (en) | 2011-05-18 | 2016-10-25 | Nanker (Guang Zhou) Semiconductor Manufacturing Corp. | Dustproof and waterproof multipurpose LED-light power source assembly and dustproof and waterproof LED light |
| WO2013049982A1 (en) * | 2011-10-02 | 2013-04-11 | 广州南科集成电子有限公司 | Led photo-electric source assembly and led road lamp improved from traditional road lamp |
| US9714762B2 (en) | 2011-10-02 | 2017-07-25 | Nanker(Guang Zhou)Semiconductor Manufacturing Corp. | LED photo-electric source assembly and LED road lamp |
| CN103528000A (en) * | 2013-10-30 | 2014-01-22 | 杨进 | LED spotlight |
| CN108468976A (en) * | 2018-04-13 | 2018-08-31 | 深圳晶特莱照明科技有限公司 | A kind of lamps and lanterns |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100929 Termination date: 20130104 |