CN102121612A - LED bulb with fan and lamp - Google Patents
LED bulb with fan and lamp Download PDFInfo
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- CN102121612A CN102121612A CN201110047865XA CN201110047865A CN102121612A CN 102121612 A CN102121612 A CN 102121612A CN 201110047865X A CN201110047865X A CN 201110047865XA CN 201110047865 A CN201110047865 A CN 201110047865A CN 102121612 A CN102121612 A CN 102121612A
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Abstract
The invention relates to an LED bulb with a fan and a lamp, which belongs to the field of LED illumination. The lamp comprises a heat radiation shell, a bulb shell, an LED lamp body as well as a micro fan and a power supply which are arranged in the interior, wherein an assembly gap is arranged between the heat radiation shell and the bulb shell, and the assembly gap is matched with the heat radiation shell and the bulb shell to form an S-shaped air path for air ventilation, which increases the contact area of air flows with the bulb, particularly with the heat radiation shell and ensures that the bulb and the lamp have good heat radiation; and meanwhile, a first ventilation hole is arranged on the side wall of a groove, which ensures that the bulb has good dustproof effect, and the service life of the bulb and the lamp is prolonged.
Description
Technical field
The present invention relates to field of semiconductor illumination, relate to a kind of LED bulb and light fixture more specifically with fan.
Background technology
The LED light fixture is as the part of low-carbon (LC) life at present, and its good low-power, lower calorific value performance have replaced the light fixture of other type gradually.Occur heat radiation on the market based on major metal, pottery, heat radiation plastics, its heat dispersion mainly dispels the heat by heat radiation, and heat dispersion is limited; LED light fixture than the band fan of small part is also arranged, but at present the LED light fixture of band fan mainly in the light fixture side or bottom (top) carry out the design of the through hole on single, can't satisfy the dustproof requirement of light fixture; When work was lighted in the normal inversion of light fixture, the light fixture noise was bigger simultaneously.
Summary of the invention
The main technical problem to be solved in the present invention is to provide a kind of LED bulb and light fixture with fan, the dustproof and heat dispersion of its effective raising.
For solving the problems of the technologies described above, the invention provides a kind of LED bulb with fan, comprise bulb shell, fan and heat radiation shell, described bulb shell and described heat radiation shell join and are enclosed with an inner chamber, and fan is located at this inner chamber; It is characterized in that: be evenly equipped with groove on the described bulb shell, be provided with first air vent of the described inner chamber of perforation at the sidewall of each groove; Described heat radiation shell periphery is provided with second air vent that connects with described inner chamber; Behind the described starting fan, constitute the wind path of conducting between first air vent and second air vent; Described second air vent, fan below and first air vent lay respectively at high point, low spot and the inferior high point on the vertical height, and described wind path is snakelike extension between low spot and inferior high point.
Describedly snakelikely comprise that S shape, wave are linear, figure-three, band helical-body or the like, and these shapes can be to form promptly to extend in three confining spaces in the space to constitute.
Described wind path is that wind path leans on first air vent, one side between low spot and inferior high point, is the S shape path that extends to form at solid space.
Extend at solid space in described S shape path, refers to last half S and following half S of S shape, and perhaps several parts of S shape lay respectively at different perspective plane (comprising two or more).
Described heat radiation shell also comprises tubular-baffle, and the size amplification of tubular-baffle upper end also extends to the lateral wall that heat radiation shell outward flange constitutes described second air vent; The heat radiation shell also comprises dividing plate, and dividing plate vertically is provided with and is extended downwards along the tubular-baffle lateral wall by the second air vent place.
Described dividing plate quantity is set and the position is all corresponding with first air vent; Between described tubular-baffle and dividing plate and bulb shell, leave the gap that connects; Described fan is engaged under the tubular-baffle.
During enforcement, described first air vent the lower limb that highly is not less than tubular-baffle is set; Constitute the S shape part of described wind path successively to the path (can be that order also can be an inverted order) of fan below from groove, first air vent, dividing plate, tubular-baffle.
Certainly, described fan includes pedestal and flabellum, and pedestal comprises the drive part that is positioned at the center and the tubulose framework of an envelope flabellum, the adjacent tubular-baffle lower limb of tubulose framework; Described first air vent is provided with the lower limb that highly is not less than the tubulose framework; Constitute the S shape part of described wind path so, successively to the path structure (can be that order also can be an inverted order) of fan below from groove, first air vent, dividing plate, tubular-baffle, tubulose framework.
Described flabellum cross section is camber line shape.
The described LED lamp body outside is provided with lens and reflector.
Certainly, the LED lamp body outside also can be that ball cell-shell body is set, and makes the LED bulb of this band fan constitute bulb lamp.
Described heat radiation shell middle part is provided with installing zone, LED lamp body and lens one by one corresponding matching at the installing zone place; Reflector links to each other with the heat radiation shell, and the reflector middle part includes the funnel-form refractive body, and described lens penetrate the refractive body inner bottom surface, are combined with transparent cover body at the refractive body end face.
Described groove is a bar-shaped trough, and it is arranged on bulb shell sidewall and/or the end face.
Described heat radiation shell is metal or ceramic material, and described bulb shell is a plastic material; Described bulb shell also includes the lamp socket interface of being located at the bottom.The effect of interface is to insert electric power for power supply.Interface is provided with, and makes structure of the present invention consistent with the conventional lamp structure, can directly replace use.
A kind of light fixture includes lamp socket, is combined with the LED bulb of aforesaid band fan on the described lamp socket.Certainly can be to cooperate by interface between lamp socket and the LED bulb, this interface can be any interface shape of present lamp socket.
The invention has the beneficial effects as follows: the LED bulb internal air stream ventilation road of band fan comprises a S shape part at the first air vent place, under fans drive, improved particularly the dispel the heat contact area (area of dissipation) of shell part of air-flow and bulb, made bulb heat radiation good; First air vent makes bulb that good dustproof effect be arranged in the form that recess sidewall is provided with simultaneously; Be beneficial to the service life of growth bulb/light fixture.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the front view of the embodiment one of a kind of LED bulb with fan of the present invention;
Fig. 2 is the vertical view of Fig. 1 embodiment;
Fig. 3 is the explosive view of Fig. 1 embodiment;
Fig. 4 is the front view of fan among Fig. 3 embodiment;
Fig. 5 is the schematic perspective view of Fig. 4 embodiment;
Fig. 6 is the sectional structure schematic diagram (from the bulb shell air inlet) of Fig. 1 embodiment;
Fig. 7 is the broken section structural representation (from the bulb shell air inlet) of Fig. 2 embodiment;
Fig. 8 is the sectional structure schematic diagram (giving vent to anger from bulb shell) of Fig. 1 embodiment;
Fig. 9 is the broken section structural representation (giving vent to anger from bulb shell) of Fig. 2 embodiment;
Figure 10 is a kind of example structure schematic diagram of light fixture of embodiment one that the present invention is based on the LED bulb of band fan;
Figure 11 is the front view of a kind of embodiment two of the LED bulb with fan;
Figure 12 is the broken section structural representation of Figure 11 embodiment;
Figure 13 is the explosive view of Figure 11 embodiment;
Figure 14 is the front view of a kind of embodiment three of the LED bulb with fan;
Figure 15 is the broken section structural representation of Figure 14 embodiment;
Figure 16 is the front view of a kind of embodiment four of the LED bulb with fan;
Figure 17 is the broken section structural representation of Figure 16 embodiment;
Figure 18 is the front view of a kind of embodiment five of the LED bulb with fan;
Figure 19 is the broken section structural representation of Figure 18 embodiment.
The specific embodiment
To shown in Figure 7, a kind of LED bulb embodiment one with fan, this bulb are the light fixture that the band fan causes circulation of air as Fig. 1, comprise the fan 7 that is arranged in the lamp body, the heat radiation shell 6 of bottom fan attachment 7 and the lamp outer casing 9 of fixing heat radiation shell 6; Bulb shell 9 has engaged with heat radiation shell 6 and has produced an inner chamber.The center is provided with the installing zone of depression above heat radiation shell 6, and installing zone embeds LED lamp body 4, is provided with power supply 8 in the lamp outer casing 9, and power supply 8 connects power supply with LED lamp body 4 and fan 7 circuit.On bulb shell 9, be evenly equipped with at least two grooves 12, be provided with at the sidewall of each groove 12 and connect bulb shell first air vent 11 of 9 inside and outside (bulb shell 9 is connected the inner chamber of generation with heat radiation shell 6).Why first air vent 11 is arranged on the sidewall of groove 12, to be in order preventing as the existing bulb dust into bulb that directly drops, thereby to have improved dustproof effect to a certain extent; Also can make the air-flow that enters from this hole or get rid of bulb have certain directionality (be different from prior art, air-flow vertically enters bulb shell), the road strength that makes air-flow in bulb, flow through longer simultaneously.Described heat radiation shell 6 peripheries (going up lower plane) are provided with and connect bulb shell second air vent 10 of 9 inside and outside (bulb shell 9 is connected the inner chamber that produces with heat radiation shell 6), second air vent 10 is divided into and groove 12 (first air vent 11) position and the corresponding unit, a plurality of hole of quantity by dividing plate 14, and these unit, hole also all are called second air vent 10; Described first air vent 11 is corresponding one by one with second air vent 10, pass through the wind path conducting between the first corresponding air vent 11 and second air vent 10, and at second air vent, 10 1 ends, wind path is the S shape that extends to form at solid space.Described wind path (comprising its S shape part) refers to the route of air-flow or part airflow passes; Certain this route is formed by each member cooperation in the bulb, and the channel shape that includes, but are not limited to wind path shape and bulb inside coincide.
Certainly, wind path of the present invention is except being the S shape that solid space extends to form, can also be that wave is linear, figure-three, band helical-body or the like, and these shapes can be to extend to constitute in three confining spaces, is summarised as snakelike.
As Fig. 3, Figure 6 and Figure 7, dividing plate 14 is extended to bulb shell 9 inboards by heat radiation shell 6 end faces, also be provided with a tubular-baffle 15 that penetrates each dividing plate 14 simultaneously, the size amplification of tubular-baffle upper end extends to the lateral wall that heat radiation shell 6 outward flanges constitute each second air vent 10, the air-flow that promptly forms being gone out/gone into by second air vent 10 intercepts, and it must be enclosed in the tubular-baffle 15 flow through; Leave the gap (utilizing assembly space to separate the wind path passage) that connects between described tubular-baffle 15 and dividing plate 14 and the bulb shell 9.Simultaneously, described bulb shell 9 inside, 11 of each first air vents towards sidewall and corresponding tubular-baffle 15 snaps, make the clearance cross section that connects between tubular-baffle 15 and dividing plate 14 and the bulb shell 9 be " 7 " font (also can be described as half serpentine); Wind path when " 7 " font fit 12 makes airflow passes produces half S shape (as Fig. 9).Described fan 7 be engaged in tubular-baffle 15 under, between each dividing plate 14.
As described in Figure 3, the fan 7 of embodiment of the present invention is for adopting the fan of quiet design.Quiet design refers to that the flabellum 7a cross section of fan 7 is camber line shape (fluid is floating wing).The physical characteristic of this flabellum makes bulb improve the quality of bulb/light fixture at low noise under the negative pressure.Shown in Fig. 4,5, fan 7 can comprise the tubulose framework 7b of pedestal and flabellum 7a and one and envelope flabellum 7a coaxial with drive part, and pedestal can also comprise the joint pin (as Fig. 4) that is connected tubulose framework 7b both sides; Joint pin is realized fan 7 fixing on heat radiation shell 6 by screw 5.Certainly, fan 7 also can be to be fixed on the bulb shell 9 by screw 5 during enforcement.
As Fig. 6, shown in Figure 7, adjacent tubular-baffle 15 lower limbs of the tubulose framework 7b of fan 7; Described first air vent 11 is provided with the lower limb that highly then is not less than tubulose framework 7b; Thereby the gap constitutes with respect to aforesaid half S shape (as Fig. 8) in addition between tubulose framework 7b, tubular-baffle 15 and the bulb shell 9.Promptly when fan rotates, air-flow enters first air vent 11 from groove 12 successively, stopped by dividing plate 14 and redirect to tubular-baffle 15 peripheries, the tubulose framework of flowing through downwards again 7b, the path of airflow passes just constitutes the S shape part of described complete wind path when arriving the fan below.Certainly, air-flow is upwards discharged the described complete wind path of formation from second air vent 10 at last.Because wind path makes the plane at back half S shape place change (preceding half S and back half S not coplane) from the peripheral processes of extending of tubular-baffle 15 downwards, so claim S shape be three-dimensional attitude or say so and extend to form at solid space, also may be coplane because of half S before the size factor and half S in back certainly.When light fixture was worked, by the circulation of effect increase heat radiation shell 6 ambient airs, the contact of fan 7, reaching increased the effect of dispelling the heat, and has simultaneously to reach dustproof effect and quiet effect preferably.
As shown in Figure 1, described groove 12 can be bar-shaped trough, the bar shaped here is the bearing of trend of relative groove 12 on lamp outer casing 9, it can be vertical element or curved line, while is the cross sectional shape of confinement groove 12 not, in the embodiment that the present invention enumerates, groove 12 cross sections are trapezoidal (as Fig. 7).When implementing, suitable shape such as water droplet shape, prismatic also can be adopted in groove 12 cross sections.Groove 12 is vertically, is arranged on bulb shell 9 sidewalls.When implementing certainly, groove 12 also can be arranged on the end face of bulb shell 9.
As Fig. 3, shown in Figure 6, above installing zone LED lamp body 4, also be provided with lens 3, with the scattering that realizes light etc.; The top is combined with reflector 2 again, to realize the unidirectional irradiation of light; Scioptics 3 and reflector 2 optical treatment bright dipping simultaneously can realize better light efficiency.Wherein reflector 2 middle parts include the funnel-form refractive body, and lens 3 penetrate (mainly being the light penetration after the lens refraction) refractive body inner bottom surface, are combined with transparent cover body 1 at the refractive body end face, and are dustproof and attractive in appearance to realize.The size of reflector 2 needs with heat radiation shell 6 adaptive, covers second air vent 10 to prevent reflector 2, the influence heat radiation.Also be provided with the projection corresponding in reflector 2 outer rims, play steering current, strengthen structure and beautify profile with dividing plate 14.
During enforcement, installing zone also can be other fixed structure of not being with depression; And, installing zone also can be provided with a plurality of around heat radiation center, shell 6 top, correspondence is provided with a plurality of lens 3 and the reflector 2 that a plurality of installing zones embed a plurality of LED lamp bodies 4 and correspondence, and described a plurality of installing zones, LED lamp body 4, lens 3 or reflector 2 all can be to make to be integrative-structure certainly.
Described heat radiation shell 2 materials are heat sink materials such as metal or pottery, improve the heat dispersion of LED lamp work.Bulb shell 9 materials are that plastics or other material are made.
Further improvement as the aforementioned techniques scheme, the LED bulb of described band fan, its bottom has the interface of light fixture, and interface shape can be any interface shape (present embodiment is GU10) of GU10, E14, E27, GU5.3 present lamp sockets such as (MR16), interface shape is various, and the utilization scope is wide.Be complementary by LED light fixture size, can directly use or replace with traditional type.
Fig. 8, embodiment shown in Figure 9, with respect to Fig. 6 embodiment shown in Figure 7, their difference is, is opposite in the LED bulb of band fan among Fig. 8, Fig. 9, its fans drive airflow direction and Fig. 6 Fig. 7 embodiment.So when fan rotated, air-flow entered from second air vent 10, discharge again from tubular-baffle 15, tubulose framework 7b, dividing plate 14 first air vent 11 of flowing through successively.
Difference and aforementioned embodiments, another embodiment of the LED bulb of band fan of the present invention, fan 7 do not include tubulose framework 7b, and first air vent 11 is provided with the lower limb that highly is not less than tubular-baffle 15.So the half S shape in addition in other wind path is by fan 7 lower space, tubular-baffle 15, and the gap constitutes between tubular-baffle 15 and the bulb shell 9.When fans drive, described complete three-dimensional attitude S shape is made of flow through successively groove 12, first air vent 11, dividing plate 14 (meeting dividing plate turns to), tubular-baffle 15 (in the flow process by lateral deflection for vertically) and fan 7 belows of air-flow.Certainly final air-flow still passes fan and discharges from second air vent 10.Certainly, under the situation that the change fan turns to, airflow direction also can be reverse, and promptly second air vent 10 enters, and discharges from first air vent 11.
A kind of as shown in figure 10 light fixture includes lamp socket 13, is combined with a kind of LED bulb with fan of the present invention on lamp socket 13.Between lamp socket 13 and the LED bulb can be to cooperate by interface, and this interface can be any interface shape of present lamp socket.Certainly fixedly connected form between between lamp socket 13 and the LED bulb also can being.The shape and structure of lamp socket 13 includes but not limited to form shown in Figure 10 embodiment.
Certainly, a kind of LED bulb and light fixture with fan of the present invention can be light fixtures such as shot-light class, bulb lamp, and they can use under varying environment.When needs during for bulb lamp, the described LED lamp body outside only need be provided with a ball cell-shell body and substitute lens 3 and reflector 2 in the previous embodiment.
As Figure 11, Figure 12 and a kind of LED bulb embodiment two shown in Figure 13 (mainly being change) at heat dissipation shell structure with fan, its LED bulb embodiment one and aforementioned other embodiment difference with the band fan is, dividing plate 14 is extended downwards along tubular-baffle 15 lateral walls by second air vent, 10 places, the dividing plate 14 that wherein has is since the downward extension of the diapire of second air vent 10, and what have then extends (vestibule of second air vent 10 is divided into several unit) since the vestibule of second air vent 10.Only dividing plate 14 quantity is set and the position is all corresponding with first air vent 11, the empty quantity in the unit of second air vent 10 is provided with (being to be divided into four in the diagram) as required.These embodiment median septum 14 lower ends do not exceed tubular-baffle 15 lower boundaries, so described fan 7 is connected (also can embed tubular-baffle 15 lower ends) under the tubular-baffle 15 by screw 5.Lamp outer casing 9 bottoms are provided with the lamp interface of GU5.3 standard.Also be provided with a plurality of holes that are communicated with second air vent 10 in reflector 2 outer rims.Certainly the embodiment of light fixture also can extend on the present embodiment basis.
As Figure 14 a kind of LED bulb embodiment three with fan shown in Figure 15, itself and embodiment two are different from, groove 12 its top, extension on bulb shell 9 be tilted to the left (embodiment one is with embodiment two and is tilted to the right); Dividing plate 14 respective change are the plate body that top is tilted to the left simultaneously, and dividing plate 14 contraction in lengths, directly cooperate with the inner round wall of bulb shell 9.
As Figure 16 a kind of LED bulb embodiment four with fan shown in Figure 17, it changes groove 12 on the basis of embodiment three, and groove 12 is its not run-off the straight of top, extension on bulb shell 9, simultaneously dividing plate 14 respective change.
As Figure 18 a kind of LED bulb embodiment five with fan shown in Figure 19, it changes groove 12 on the basis of embodiment three, and groove 12 extends the curved shape of road strength its top, extension on bulb shell 9 and is tilted to the right, and groove 12 adopts the double-wedge section simultaneously; And first air vent 11 is arranged on right side, groove 12 bottom (previous embodiment all is arranged on left side, groove 12 bottoms).
In sum, as those of ordinary skill is scrutable in the art, described in this specification is preferred embodiment of the present invention, and all changes of being made under this invention's idea or modification all should be in claim protection domains of the present invention.
Claims (10)
1. the LED bulb with fan comprises bulb shell (9), fan (7) and heat radiation shell (6), and described bulb shell (9) joins with described heat radiation shell (6) and is enclosed with an inner chamber, and fan (7) is located at this inner chamber; It is characterized in that: be evenly equipped with groove (12) on the described bulb shell (9), be provided with first air vent (11) of the described inner chamber of perforation at the sidewall of each groove (12); Described heat radiation shell (6) periphery is provided with second air vent (10) that connects with described inner chamber; After described fan (7) starts, constitute the wind path of conducting between first air vent (11) and second air vent (10); Described second air vent (10), fan (7) below and first air vent (11) lay respectively at high point, low spot and the inferior high point on the vertical height, and described wind path is snakelike extension between low spot and inferior high point.
2. the LED bulb of band fan according to claim 1 is characterized in that: described wind path is the S shape that extends to form at solid space between low spot and inferior high point.
3. the LED bulb of band fan according to claim 2, it is characterized in that: described heat radiation shell (6) also comprises tubular-baffle (15), and the size amplification of tubular-baffle upper end also extends to the lateral wall that heat radiation shell (6) outward flange constitutes described second air vent (10); Heat radiation shell (6) also comprises dividing plate (14), and dividing plate (14) vertically is provided with and is located to extend downwards along tubular-baffle (15) lateral wall by second air vent (10).
4. the LED bulb of band fan according to claim 3 is characterized in that: described dividing plate (14) quantity is set and the position is all corresponding with first air vent (11); Between described tubular-baffle (15) and dividing plate (14) and bulb shell (9), leave the gap that connects; Described fan (7) is engaged under the tubular-baffle (15).
5. the LED bulb of band fan according to claim 4 is characterized in that: described first air vent (11) the lower limb that highly is not less than tubular-baffle (15) is set; Constitute the S shape part of described wind path successively to fan (7) below from groove (12), first air vent (11), dividing plate (14), tubular-baffle (15).
6. the LED bulb of band fan according to claim 4, it is characterized in that: described fan (7) includes pedestal and flabellum (7a), pedestal comprises the drive part that is positioned at the center, with the tubulose framework (7b) of an envelope flabellum (7a), the adjacent tubular-baffle of tubulose framework (7b) (15) lower limb; Described first air vent (11) the lower limb that highly is not less than tubulose framework (7b) is set; Constitute the S shape part of described wind path successively to fan (7) below from groove (12), first air vent (11), dividing plate (14), tubular-baffle (15), tubulose framework (7b).
7. according to the LED bulb of claim 1,2,3 or 4 described band fans, it is characterized in that: described LED lamp body (4) outside is provided with lens (3) and reflector (2).
8. the LED bulb of band fan according to claim 7 is characterized in that: described heat radiation shell (6) middle part is provided with installing zone, LED lamp body (4) and lens (3) one by one corresponding matching at the installing zone place; Reflector (2) links to each other with heat radiation shell (6), and reflector (2) middle part includes the funnel-form refractive body, and described lens (3) penetrate the refractive body inner bottom surface, are combined with transparent cover body (1) at the refractive body end face.
9. according to the LED bulb of claim 1,2,3 or 4 described band fans, it is characterized in that: described heat radiation shell (6) is metal or ceramic material, and described bulb shell (9) is a plastic material; Described bulb shell (9) also includes the lamp socket interface of being located at the bottom.
10. a light fixture includes lamp socket (13), it is characterized in that: be combined with the LED bulb as each described band fan of claim 1 to 9 on the described lamp socket (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110047865.XA CN102121612B (en) | 2011-02-28 | 2011-02-28 | LED bulb with fan and lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110047865.XA CN102121612B (en) | 2011-02-28 | 2011-02-28 | LED bulb with fan and lamp |
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| CN102121612A true CN102121612A (en) | 2011-07-13 |
| CN102121612B CN102121612B (en) | 2014-05-28 |
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| CN201110047865.XA Expired - Fee Related CN102121612B (en) | 2011-02-28 | 2011-02-28 | LED bulb with fan and lamp |
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| CN102588763A (en) * | 2011-09-06 | 2012-07-18 | 宁波安迪光电科技有限公司 | LED lamp and housing thereof |
| TWI577240B (en) * | 2011-10-25 | 2017-04-01 | 東芝照明技術股份有限公司 | Lamp and lighting apparatus |
| WO2013091296A1 (en) * | 2011-12-22 | 2013-06-27 | 都江堰光明光电材料有限责任公司 | Glass illumination lamp with heat dissipation function |
| CN103185234A (en) * | 2011-12-28 | 2013-07-03 | 建准电机工业股份有限公司 | Lamp and heat dissipation unit thereof |
| CN102518999B (en) * | 2012-01-07 | 2013-09-25 | 林荣炽 | High-power light-emitting diode (LED) bulb with forced cooling structure |
| CN102518999A (en) * | 2012-01-07 | 2012-06-27 | 林荣炽 | High-power light-emitting diode (LED) bulb with forced cooling structure |
| CN103968274A (en) * | 2013-02-05 | 2014-08-06 | 诠盛科技股份有限公司 | Lighting device |
| WO2014121750A1 (en) * | 2013-02-05 | 2014-08-14 | 诠盛科技股份有限公司 | Illumination device |
| CN104696926A (en) * | 2013-12-05 | 2015-06-10 | 深圳市海洋王照明工程有限公司 | Light reflection cover heat dissipation structure and lamp |
| CN104696926B (en) * | 2013-12-05 | 2019-01-29 | 深圳市海洋王照明工程有限公司 | A kind of reflector radiator structure and lamps and lanterns |
| CN103759147A (en) * | 2013-12-19 | 2014-04-30 | 戴建国 | Energy saving lamp bulb |
| CN105318209A (en) * | 2014-07-07 | 2016-02-10 | 宁波宇润电器有限公司 | Bulb component capable of dissipating heat rapidly |
| CN104197294A (en) * | 2014-09-16 | 2014-12-10 | 苏州承源光电科技有限公司 | LED (light emitting diode) radiator |
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| CN102121612B (en) | 2014-05-28 |
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