CN202082676U - Waterproof and dustproof LED (Light-emitting Diode) lamp - Google Patents

Waterproof and dustproof LED (Light-emitting Diode) lamp Download PDF

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Publication number
CN202082676U
CN202082676U CN2011201592978U CN201120159297U CN202082676U CN 202082676 U CN202082676 U CN 202082676U CN 2011201592978 U CN2011201592978 U CN 2011201592978U CN 201120159297 U CN201120159297 U CN 201120159297U CN 202082676 U CN202082676 U CN 202082676U
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China
Prior art keywords
power pack
led light
radiator
cover
light fixture
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Expired - Lifetime
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CN2011201592978U
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Chinese (zh)
Inventor
吴俊纬
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Guangzhou Nanker Integrated Electronic Co Ltd
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Guangzhou Nanker Integrated Electronic Co Ltd
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Priority to CN2011201592978U priority Critical patent/CN202082676U/en
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Publication of CN202082676U publication Critical patent/CN202082676U/en
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Abstract

The utility model discloses a waterproof and dustproof LED (Light-emitting Diode) lamp which has better radiating, waterproof and dustproof effects, and comprises an LED light source assembly (6), a driving circuit board assembly (3), a radiator (1), a radiating fan (2), a power line (33), a wind scooper (4), an upper power supply box cover (31), a lower power supply cover (32) and a top cover (5), wherein the upper power supply cover (31) and the lower power supply cover (32) are sealed to cover the driving circuit board assembly (3), the wind scooper (4) covers the upper parts of the radiating fan (3), the upper power supply box cover (31), the lower power supply cover (32) and the radiator (1) in the cavity, the upper side wall of the wind scooper (4) is provided with air guide holes (41), the top cover (5) covers the air guide holes (41) from the side surface, the air guide holes (41) are communicated with the outer part through the opening of the bottom part of the top cover (5), the power line (33) and the through part of the upper power supply box cover (31) are sealed through a waterproof bolt assembly (34), the power line (33) and the through part of the power supply box lower cover (32) are sealed through waterproof sealing rubber, and the radiating fan (2) is waterproof.

Description

A kind of water proof and dust proof LED light fixture
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.Traditional 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.The applicant once combined radiator fan with radiator, develop to have the LED light fixture that active heat removal and passive heat radiation combine, its radiating effect excellence, stability and the service life that can effectively improve light fixture.But for the bigger light fixture of bulkhead lamp capable constant power,, often it is made open structure, cause its waterproof and dustproof effect relatively poor, limited it and reached application under the particular surroundings out of doors in order further to improve radiating 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 heat radiation, the good LED light fixture of waterproof and dustproof effect are provided.
The technical scheme that the utility model adopted is: the utility model comprises the led light source assembly, the drive circuit board component, radiator, radiator fan, power line, described led light source assembly comprises several led chips and LED heat-radiating substrate, described water proof and dust proof LED light fixture also comprises wind scooper, the power pack loam cake, the power pack lower cover, top cover, described LED heat-radiating substrate contacts with described radiator and heat loss through conduction, described power pack lower cover is positioned at described radiator fan top and is fixedly connected with described radiator, described power pack loam cake be tightly connected mutually with described power pack lower cover and with described drive circuit board component ladle cover in interior, described wind scooper and described radiator are fixedly connected and with described radiator fan, described power pack loam cake, the top ladle cover of described power pack lower cover and described radiator is in the cavity of described wind scooper, the upper portion side wall of described wind scooper is provided with several gas ports, described top cover and described wind scooper be fixedly connected and in the side with described gas port ladle cover, described gas port communicates with the external world by the opening of the bottom periphery of described top cover, described power line passes described top cover respectively, described wind scooper, described power pack loam cake also is electrically connected and passes described power pack lower cover and described radiator fan and described led light source assembly with described drive circuit board component and be electrically connected, described power line passes through waterproof bolt assembly sealing and fixing mutually with the break-through position of described power pack loam cake, described power line passes through waterproof gasket cement sealing and fixing mutually with the break-through position of described power pack lower cover, and described radiator fan is a drip-proof fan.
Described water proof and dust proof LED light fixture also comprises light permeable protection, lampshade, and the bottom of described light permeable protection, described lampshade and described radiator is fixedly connected and with described led light source assembly ladle cover.
The bottom outer rim of described light permeable protection covers the bottom margin of described lampshade; and by bolt described light permeable protection, described lampshade are connected with described radiator, the bottom outer rim of described light permeable protection and the seam crossing of described radiator scribble waterproof gasket cement.
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 radiator comprises base plate, and the bottom surface of described base plate is the plane, and the end face of described base plate is provided with radiating part, and the central upper portion zone of described radiating part is provided with the space region that is used for ccontaining radiator fan.
Described radiating part comprises several outer radiating pieces that are positioned at described base plate top periphery zone and several radiating pieces that are positioned at described base plate central upper portion zone.
Described outer radiating piece along described base plate arranged radially, forms the air channel between the adjacent described outer radiating piece in the form of sheets, and described interior radiating piece is the pin column.
The described base plate of described radiator is provided with several first joint pins and second joint pin, described drive circuit board component, described power pack lower cover are connected with described first joint pin by bolt successively, and described wind scooper is connected with described second joint pin by screw.
Between described power pack loam cake and the described power pack lower cover, be connected by screw respectively between described top cover and the described wind scooper.
Connect seam crossing between described power pack loam cake and the described power pack lower cover and scribble waterproof gasket cement.
The beneficial effects of the utility model are: because the utility model comprises wind scooper, the power pack loam cake, the power pack lower cover, top cover, described LED heat-radiating substrate contacts with described radiator and heat loss through conduction, described power pack lower cover is positioned at described radiator fan top and is fixedly connected with described radiator, described power pack loam cake be tightly connected mutually with described power pack lower cover and with described drive circuit board component ladle cover in interior, described wind scooper and described radiator are fixedly connected and with described radiator fan, described power pack loam cake, the top ladle cover of described power pack lower cover and described radiator is in the cavity of described wind scooper, the upper portion side wall of described wind scooper is provided with several gas ports, described top cover and described wind scooper be fixedly connected and in the side with described gas port ladle cover, described gas port communicates with the external world by the opening of the bottom periphery of described top cover, described power line passes described top cover respectively, described wind scooper, described power pack loam cake also is electrically connected and passes described power pack lower cover and described radiator fan and described led light source assembly with described drive circuit board component and be electrically connected, described power line passes through waterproof bolt assembly sealing and fixing mutually with the break-through position of described power pack loam cake, described power line passes through waterproof gasket cement sealing and fixing mutually with the break-through position of described power pack lower cover, and described radiator fan is a drip-proof fan; The utility model be tightly connected mutually with described power pack lower cover by described power pack loam cake and with described drive circuit board component ladle cover in interior, described power line passes through waterproof bolt assembly sealing and fixing mutually with the break-through position of described power pack loam cake, described power line passes through waterproof gasket cement sealing and fixing mutually with the break-through position of described power pack lower cover, make described drive circuit board component be sealed by described power pack loam cake and described power pack lower cover, reach the effect of water proof dust-separation, simultaneously, described radiator fan is a drip-proof fan, therefore the power unit of the whole light fixture dust seal that discharged water is isolated, prevent that winged insect etc. from entering power unit, the workshop that can be used for outdoor and many dirt, places such as factory building are suitable for outdoor use; By described radiator fan is combined with described radiator, make light fixture have the effect that active heat removal and passive heat radiation combine, its radiating effect excellence, stability and the service life that can effectively improve light fixture are so the utility model dispels the heat, the waterproof and dustproof effect is good.
Description of drawings
Fig. 1 is the perspective view of the utility model embodiment;
Fig. 2 is the blast structural representation of the utility model embodiment;
Fig. 3 is the section structure schematic diagram of the utility model embodiment;
Fig. 4 is the perspective view of the radiator of the utility model embodiment;
Fig. 5 is the perspective view of another angle of radiator shown in Figure 4.
The specific embodiment
As Fig. 1~shown in Figure 5; the water proof and dust proof LED light fixture of present embodiment comprises led light source assembly 6; drive circuit board component 3; radiator 1; radiator fan 2; wind scooper 4; power pack loam cake 31; power pack lower cover 32; top cover 5; light permeable protection 7; reflecting component 8; lampshade 9; power line 33; described led light source assembly 6 comprises several led chips and LED heat-radiating substrate; described reflecting component 8 is positioned at luminous the place ahead of described led light source assembly 6; described reflecting component 8 comprises the reflective surface that several are corresponding with described led chip; described LED heat-radiating substrate contacts with described radiator 1 and heat loss through conduction; described power pack lower cover 32 is positioned at described radiator fan 2 tops and is fixedly connected with described radiator 1; described power pack loam cake 31 be tightly connected mutually with described power pack lower cover 32 and with described drive circuit board component 3 ladle covers in interior; connect seam crossing between described power pack loam cake 31 and the described power pack lower cover 32 and scribble waterproof gasket cement; described wind scooper 4 is fixedly connected with described radiator 1 and with described radiator fan 3; described power pack loam cake 31; the top ladle cover of described power pack lower cover 32 and described radiator 1 is in the cavity of described wind scooper 4; the upper portion side wall of described wind scooper 4 is provided with several gas ports 41; described top cover 5 be fixedly connected with described wind scooper 4 and in the side with described gas port 41 ladle covers; described gas port 41 communicates with the external world by the opening of the bottom periphery of described top cover 5; help flow air is carried out water conservancy diversion; increased the path of flowing; heat dispersion is better; described power line 33 passes described top cover 5 respectively; described wind scooper 4; described power pack loam cake 31 also is electrically connected with described drive circuit board component 3 and passes described power pack lower cover 32 and be electrically connected with described radiator fan 2 and described led light source assembly 6; described power line 33 passes through waterproof bolt assembly 34 sealing and fixing mutually with the break-through position of described power pack loam cake 31; described power line 33 passes through waterproof gasket cement sealing and fixing mutually with the break-through position of described power pack lower cover 32; described radiator fan 2 is drip-proof fan; described light permeable protection 7; the bottom of described lampshade 9 and described radiator 1 is fixedly connected and with described led light source assembly 6 ladle covers; the bottom outer rim of described light permeable protection 7 and the seam crossing of described radiator 1 scribble waterproof gasket cement, to protect the waterproof of the described led light source assembly 6 in the described light permeable protection 7; dustproof.The bottom outer rim of described light permeable protection 7 covers the bottom margin of described lampshade 9, and by bolt described light permeable protection 7, described lampshade 9 is connected with described radiator 1.Described radiator 1 comprises base plate 101, the bottom surface of described base plate 101 is the plane, the end face of described base plate 101 is provided with radiating part, the central upper portion zone of described radiating part is provided with the space region that is used for ccontaining radiator fan, described radiating part comprises several outer radiating pieces 102 that are positioned at described base plate 101 top periphery zones and several radiating pieces 103 that are positioned at described base plate 101 central upper portion zones, described outer radiating piece 102 in the form of sheets, along described base plate 101 arranged radiallys, form the air channel between the adjacent described outer radiating piece 102, radiating piece 103 is the pin column in described, form crisscross air communication channel in each is described between the radiating piece 103, so good heat dissipation effect, the described base plate 101 of described radiator 1 is provided with several first joint pins 11 and second joint pin 12, described drive circuit board component 3, described power pack lower cover 32 is connected with described first joint pin 11 by bolt successively, described wind scooper 4 is connected with described second joint pin 12 by screw, between described power pack loam cake 31 and the described power pack lower cover 32, be connected by screw respectively between described top cover 5 and the described wind scooper 4.
The utility model be tightly connected mutually with described power pack lower cover 32 by described power pack loam cake 31 and with described drive circuit board component 3 ladle covers in interior, described power line 33 passes through waterproof bolt assembly 34 sealing and fixing mutually with the break-through position of described power pack loam cake 31, described power line 33 passes through waterproof gasket cement sealing and fixing mutually with the break-through position of described power pack 32 lower covers, make described drive circuit board component 3 be sealed with described power pack lower cover 32 by described power pack loam cake 31, reach the effect of water proof dust-separation, simultaneously, described radiator fan 2 is drip-proof fan, therefore the power unit of the whole light fixture dust seal that discharged water is isolated, prevent that winged insect etc. from entering power unit, the workshop that can be used for outdoor and many dirt, places such as factory building, be suitable for outdoor use, effectively waterproof, dustproof; By described radiator fan 2 is combined with described radiator 1, make light fixture have the effect that active heat removal and passive heat radiation combine, its radiating effect excellence, can effectively improve the stability and the service life of light fixture, so the utility model dispels the heat, waterproof effect is good, and the bulkhead lamp capable that can be used as indoor or outdoors uses.
When the utility model illumination work, described radiator fan 2 turns round simultaneously, the heat that produces when described led chip is luminous is transmitted on the described radiator 1 by described LED heat-radiating substrate, described radiator 1 dispels the heat as existing radiator " passive type ", a part of heat is transmitted on the described lampshade 9, and directly or indirectly be dispersed in the air, simultaneously, under the effect of described radiator fan 2, outside air enters in the cavity of described wind scooper 4 by described gas port 41, and radiating piece 103 flows between the radiating piece 102 outside described in described, flows out to the outside air from the space, bottom of described radiator 1, and the forced circulation by described radiator fan 2 flows, take away the heat on the described radiator 1, the radiating effect excellence can avoid led chip at high temperature to work, and effectively increases the service life; Because the existence of forced heat radiation, therefore comparable common light fixture reduces the volume and weight of described radiator 1, has increased the adaptability of light fixture.
The utility model can be widely used in the LED lighting field.

Claims (10)

1. water proof and dust proof LED light fixture, comprise led light source assembly (6), drive circuit board component (3), radiator (1), radiator fan (2), power line (33), described led light source assembly (6) comprises several led chips and LED heat-radiating substrate, it is characterized in that: described water proof and dust proof LED light fixture also comprises wind scooper (4), power pack loam cake (31), power pack lower cover (32), top cover (5), described LED heat-radiating substrate contacts with described radiator (1) and heat loss through conduction, described power pack lower cover (32) is positioned at described radiator fan (2) top and is fixedly connected with described radiator (1), described power pack loam cake (31) be tightly connected mutually with described power pack lower cover (32) and with described drive circuit board component (3) ladle cover in interior, described wind scooper (4) and described radiator (1) are fixedly connected and with described radiator fan (3), described power pack loam cake (31), the top ladle cover of described power pack lower cover (32) and described radiator (1) is in the cavity of described wind scooper (4), the upper portion side wall of described wind scooper (4) is provided with several gas ports (41), described top cover (5) and described wind scooper (4) be fixedly connected and in the side with described gas port (41) ladle cover, described gas port (41) communicates with the external world by the opening of the bottom periphery of described top cover (5), described power line (33) passes described top cover (5) respectively, described wind scooper (4), described power pack loam cake (31) also is electrically connected with described drive circuit board component (3) and passes described power pack lower cover (32) and be electrically connected with described radiator fan (2) and described led light source assembly (6), described power line (33) passes through waterproof bolt assembly (34) sealing and fixing mutually with the break-through position of described power pack loam cake (31), described power line (33) passes through waterproof gasket cement sealing and fixing mutually with the break-through position of described power pack lower cover (32), and described radiator fan (2) is a drip-proof fan.
2. 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 light permeable protection (7), lampshade (9), and the bottom of described light permeable protection (7), described lampshade (9) and described radiator (1) is fixedly connected and with described led light source assembly (6) ladle cover.
3. water proof and dust proof LED light fixture according to claim 1; it is characterized in that: the bottom outer rim of described light permeable protection (7) covers the bottom margin of described lampshade (9); and by bolt described light permeable protection (7), described lampshade (9) are connected with described radiator (1), the seam crossing of the bottom outer rim of described light permeable protection (7) and described radiator (1) scribbles waterproof gasket cement.
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 reflecting component (8), described reflecting component (8) is positioned at luminous the place ahead of described led light source assembly (6), and described reflecting component (8) comprises the reflective surface that several are corresponding with described led chip.
5. according to any described water proof and dust proof LED light fixture of claim 1 to 4, it is characterized in that: described radiator (1) comprises base plate (101), the bottom surface of described base plate (101) is the plane, the end face of described base plate (101) is provided with radiating part, and the central upper portion zone of described radiating part is provided with the space region that is used for ccontaining radiator fan.
6. water proof and dust proof LED light fixture according to claim 5 is characterized in that: described radiating part comprises several outer radiating pieces (102) that are positioned at described base plate (101) top periphery zone and several radiating pieces (103) that are positioned at described base plate (101) central upper portion zone.
7. water proof and dust proof LED light fixture according to claim 6, it is characterized in that: described outer radiating piece (102) in the form of sheets, along described base plate (101) arranged radially, form the air channel between the adjacent described outer radiating piece (102), described interior radiating piece (103) is the pin column.
8. water proof and dust proof LED light fixture according to claim 5, it is characterized in that: the described base plate (101) of described radiator (1) is provided with several first joint pins (11) and second joint pin (12), described drive circuit board component (3), described power pack lower cover (32) are connected with described first joint pin (11) by bolt successively, and described wind scooper (4) is connected with described second joint pin (12) by screw.
9. water proof and dust proof LED light fixture according to claim 1 is characterized in that: between described power pack loam cake (31) and the described power pack lower cover (32), be connected by screw respectively between described top cover (5) and the described wind scooper (4).
10. water proof and dust proof LED light fixture according to claim 1 is characterized in that: connect seam crossing between described power pack loam cake (31) and the described power pack lower cover (32) and scribble waterproof gasket cement.
CN2011201592978U 2011-05-18 2011-05-18 Waterproof and dustproof LED (Light-emitting Diode) lamp Expired - Lifetime CN202082676U (en)

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Application Number Priority Date Filing Date Title
CN2011201592978U CN202082676U (en) 2011-05-18 2011-05-18 Waterproof and dustproof LED (Light-emitting Diode) lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011201592978U CN202082676U (en) 2011-05-18 2011-05-18 Waterproof and dustproof LED (Light-emitting Diode) lamp

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CN202082676U true CN202082676U (en) 2011-12-21

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP2020098796A (en) * 2020-02-14 2020-06-25 三菱電機株式会社 Luminaire

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN102155699B (en) * 2011-05-18 2012-05-09 广州南科集成电子有限公司 Waterproof and dustproof LED lamp
JP2020098796A (en) * 2020-02-14 2020-06-25 三菱電機株式会社 Luminaire

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GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20111221

Effective date of abandoning: 20120509