CN101514808B - Connection device for LED lamp and radiating fins - Google Patents

Connection device for LED lamp and radiating fins Download PDF

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Publication number
CN101514808B
CN101514808B CN2008100059334A CN200810005933A CN101514808B CN 101514808 B CN101514808 B CN 101514808B CN 2008100059334 A CN2008100059334 A CN 2008100059334A CN 200810005933 A CN200810005933 A CN 200810005933A CN 101514808 B CN101514808 B CN 101514808B
Authority
CN
China
Prior art keywords
fillet
radiating fin
central tube
type
fin
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
Application number
CN2008100059334A
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Chinese (zh)
Other versions
CN101514808A (en
Inventor
梁见国
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Aeon Lighting Tech Inc
Original Assignee
Aeon Lighting Tech Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Aeon Lighting Tech Inc filed Critical Aeon Lighting Tech Inc
Priority to CN2008100059334A priority Critical patent/CN101514808B/en
Publication of CN101514808A publication Critical patent/CN101514808A/en
Application granted granted Critical
Publication of CN101514808B publication Critical patent/CN101514808B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50Cooling arrangements
    • F21V29/70Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/77Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
    • F21V29/773Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section the planes containing the fins or blades having the direction of the light emitting axis
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21KNON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20Light sources comprising attachment means
    • F21K9/23Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

Abstract

The invention discloses a connection device for an LED lamp and radiating fins, which comprises a central tube and a plurality of the radiating fins, wherein the central tube takes the central tube as a center; the upper part of the central tube is connected with an annular lamp holder, while the lower end is connected with a lower shell; the plurality of the radiating fins are connected to the surfaces of the lamp holder, the central tube and lower circular pieces of the central tube; the fin body of each radiating fin is at least punched with more than one convex body; each convex body is pressed against one surface of the adjacent radiating fin; and the adjacent radiating fins contact by means of support of the convex body to enhance the stability, the stress strength and the thermal conductivity of all radiating fins and ensure that the adjacent radiating fins keep constant space.

Description

The jockey of LED lamp and radiating fin
Technical field
The present invention relates to the jockey of LED lamp and radiating fin, particularly a kind of connection of radiating fin group is firm, need not to add the radiating fin group jockey that other outer ring body element gets final product fixed radiator fin.
Background technology
By existing LED light fixture, the patent case of typical example such as Taiwan New Certificate number M297441 LED projection source module, this heat-sink unit is made of a plurality of fin, the fixed form of each adjacent fin, as wherein asking the 19th of claim and figure five thereof, six disclose: radiating fin is near a side of main body, be respectively equipped with a top flap, the flanging of one bottom flap and three different directions of an outer side edgefold, be respectively equipped with a fixing hole on top flap and bottom flap, the outer rim extension that is matched with this top flap and bottom flap simultaneously is provided with a stiff end.Because the stiff end of every adjacent fin is all in the inboard of each fin, therefore arbitrary fin in the outside is loose condition (of surface), is very easy to distortion when stressed when improper.
The novel patent case of heat abstractor of No. 096209554 LED light emitting module in the previous Taiwan of creating of the inventor, the steadiness that connects for the integral body that will promote radiating fin, the last outer side edges of radiating fin group is rabbeted a metal outer ring body, though it has clamped down on the global shape of radiating fin group, but increased the material cost of outer ring body and the processing cost when connecting, and caused radiating effect poor because of the spacing that can't effectively control each adjacent fin exactly.
Summary of the invention
Main purpose of the present invention promptly at the jockey that a kind of LED lamp and radiating fin are provided, is assembled in radiating fin in the LED light fixture pedestal, makes it have high-stability and increased by force intensity.
Shown in Fig. 1,2,5,6, the jockey of LED lamp provided by the invention and radiating fin, be to comprise: a central tube body 10 is the center, top connection one has the lamp socket 20 of annular, the lower end is connected with lower house 30, the outer diameter D 1 of annular lamp socket 20 is greater than the outer diameter D (as shown in Figure 5) of central tube body 10, and the maximum outside diameter D2 of the cylinder 32 of lower house 30 upper ends is greater than the outer diameter D of central tube body 10.
As shown in Figure 1, the top of a plurality of radiating fin 40 its inboard fillets is the last L type fillet 42 of nick shaped, the below is the following L type fillet 44 of nick shaped, form the flange fillet 46 of tab-like between the upper and lower L type fillet 42,44, wherein go up L type fillet 42 and be adhesively fixed in the side surface 25 of lamp socket 20, following L type fillet 44 is adhesively fixed on the circular surfaces 136 of central tube body 10 its following circular ring plates 13.Flange fillet 46 is the side surfaces 12 in central tube body 10 of being adhesively fixed, on the lamellar body of each radiating fin 40, stamp out a convex body 45, each convex body 45 roof pressure is on a surface 41 of adjacent radiating fin 40, each adjacent radiating fin 40 is by the contact of the roof pressure of convex body 45, promote most radiating fins 40 steadiness, be subjected to force intensity, thermal conductivity and make each adjacent radiating fin 40 spacing constant.
Shown in Fig. 1,5,6, wherein to go up L type fillet 42 and further be adhesively fixed in the basal surface 24 of lamp socket 20, following L type fillet 44 is adhesively fixed on the circular surfaces 136 of the following annular sheet 13 of central tube body 10.As shown in Figure 2, wherein convex body 45 is to be the L type.
As shown in Figure 1, 2, 3, wherein the upper and lower L type fillet 42,44 of each radiating fin 40 and flange fillet 46 are to be bent with flanging portion 43 (as shown in Figure 3) respectively, flanging portion 43 under the last L type fillet 42 is adhered on the side surface 25 and basal surface 24 of lamp socket 20, flanging portion 43 under the following L type fillet 44 is adhered on the following annular sheet 13 of central tube body 10, and the flanging portion 43 under the flange fillet 46 is adhered on the side surface 12 of central tube body 10.
As shown in Figure 4, wherein be equiped with LED light-emitting device 50 in the interior tank 22 of lamp socket 20; In the tank 22, the central perforation 551 of this reflector 55 was positioned at the top of LED light-emitting device 50 in one reflector 55 was installed in; One lens 60 are with interior tank 22 sealings.
As Fig. 2, shown in Figure 3, level under the wherein upper and lower L type fillet 42,44 to flanging portion 43 on, be respectively equipped with fin fastener device 431 and jack 432, each adjacent radiating fin 40, (40) its fin fastener device 431 peg graft in the adjacent jack 432, make each adjacent radiating fin 40, (40) be interconnected the location and need not to increase outer ring body and fix, simplify part reduce cost make simultaneously be connected to each other between adjacent fin more firm.
As Fig. 1, shown in Figure 4, the one-body molded following annular sheet 13 that horizontal direction is arranged in the below of central tube body 10 wherein, all rims of this time annular sheet 13 are provided with at least one clip convex body 131, and the dual-side of clip convex body 131 is provided with groove 132;
Rim last week of lower house 30 is respectively equipped with at least one recess 325, the dual-side of recess 325, be provided with protuberance 324, but clip convex body 131 clips are gone in the recess 325, but protuberance 324 clips go in the groove 132, following annular sheet 13 is connected in (as shown in Figure 1) on the lower house 30.
Cylinders 32 under the lower house 30 are connected and fixed fully in L type fillet 44 down, increasing the total area of dissipation of radiating fin 40, and promote radiating efficiency.
As shown in Figure 4, wherein be connected with a joining piece 302 between the following annular sheet 13 of central tube body 10 and lower house 30, joining piece 302 central authorities are provided with central perforation 304, and the below of joining piece 302 is respectively equipped with latch 305 and grab 306 (as shown in Figure 5);
Circuit board 37 under the power supply unit is provided with jack 371, and jack 371 is gone in latch 305 grafting, and grab 306 clasps make circuit board 37 be positioned the below of joining piece 302 in all rims of circuit board 37.
As shown in Figure 4, wherein all rims of lens 60 are provided with one or more grab 62, the upper rim of lamp socket 20 inner wall surface thereof, be provided with draw-in groove 221, grab 62 is buckled in the draw-in groove 221, and lens 60 are suppressed on reflector 55, reflector 55 firm being positioned in the interior tank 22.
Have the design of protuberance by each radiating fin, the spacing distance of each adjacent radiating fin is effectively controlled, and promotes the heat transfer efficiency of each adjacent radiating fin.Radiating fin jockey of the present invention have steadiness good, be subjected to the force intensity height, thermal conductivity is good and every adjacent constant advantage of radiating fin spacing.
Description of drawings
Fig. 1 is a part three-dimensional exploded view of the present invention;
The three-dimensional combination figure that Fig. 2 is connected for a plurality of radiating fins of the present invention;
Fig. 3 is the stereogram of the single radiating fin of the present invention;
Fig. 4 is a part of the present invention three-dimensional exploded view again;
Fig. 5 is a longitudinal sectional drawing of the present invention;
Fig. 6 is a sectional perspective profile of the present invention;
Fig. 7 is a three-dimensional combination figure of the present invention.
Description of reference numerals: 10-central tube body; The 11-top surface; 20-annular lamp socket; 12,25-side surface; Annular sheet under the 13-; 131-clip convex body; The 132-groove; Tank in the 22-; The 221-draw-in groove; The 24-basal surface; The 30-lower house; The 302-joining piece; 304,551-central perforation; The 305-latch; The 32-cylinder; The 324-protuberance; The 325-recess; The 33-curved surfaces; 37,52-circuit board; 371,432-jack; The 40-radiating fin; The 401-fin; 41,136-surface; The last L type of 42-fillet; 43-flanging portion; 431-fin fastener device; L type fillet under the 44-; 46-flange fillet; The 47-peripheral rim; The 50-LED light-emitting device; The 521-bolt; The 54-luminescent grain; The 55-reflector; The 60-lens; 306,62-grab; The 70-power connection; D, D1, D2-external diameter.
The specific embodiment
As shown in Figure 2, a plurality of radiating fins 40, (40), fin fastener device 431 grafting of each sheet fin 40 are gone in the jack 432 of adjacent fin 40, each set convex body 45 roof pressure of L type that are in sheet fin 40 surfaces is on the surface 41 of adjacent fin 40, make adjacent fin 40, (40) not only have the steadiness of connection, and have equidistant gap, make heat-dissipating space even, to promote radiating effect.
As shown in Figure 4, it is a part three-dimensional exploded view of the present invention, wherein the circuit board 52 of LED light-emitting device 50 is that mat bolt 521 is spirally connected and is fixed on the top surface 11 of lamp socket 20 and central tube body 10, lamp socket 20 is fixed on the top surface 11 of central tube body 10, the below of central tube body 10 is formed with the following annular sheet 13 of horizontal direction, this time annular sheet 13 belows are connected and fixed a joining piece 302, be connected with circuit board 37 under the lower house 30 internal electric source supplies by this joining piece 302, and on this circuit board 37, be provided with jack 371, the lower surface of joining piece 302 is provided with latch 305 (as shown in Figure 5), latch 305 socket connections are gone in the jack 371, and joining piece 302 and circuit board 37 are fixed.Power connection 70 is positioned at the below of lower house 30, and electrically connects with circuit board 37.
As shown in Figure 5, luminescent grain 54 is welded in the surface central authorities of circuit board 52, and by resin-encapsulated.
As Fig. 2, shown in Figure 3, because on each radiating fin 40, following L type fillet 42,44 and flange fillet 46 be that punching press respectively is bent with flanging portion 43, as Fig. 4, shown in Figure 5, this flanging portion 43 is that mat aluminium cream or adhering with epoxy resin are in the side surface 12 of central tube body 10, the surface 136 of following annular sheet 13, on the side surface 25 of lamp socket 20 and the basal surface 24 (as shown in Figure 1), because flanging portion 43 has certain width, therefore bonding area is big, has increased the radiating efficiency of each sheet radiating fin 40 and has been connected in central tube body 10, the steadiness of lamp socket 20 and lower house 30.
As shown in Figure 4, wherein all rims of lens 60 are provided with grab 62, the upper rim of lamp socket 20 inner wall surface thereof, be provided with draw-in groove 221, grab 62 is buckled in the draw-in groove 221, lens 60 are suppressed on reflector 55, and reflector 55 firm being positioned in the interior tank 22 are to replace existing lens are engaged in reflector 55 with glue or other stickers defective.
As Fig. 1, shown in Figure 3, on the surface of each sheet radiating fin 40, outwards punching press has fin 401, in order to promote the force intensity that is subjected to of each sheet radiating fin 40, simultaneously can be with its side surface of flanging portion 43 and central tube body 10 12 both push and the aluminium cream and the epoxy resin that overflow are covered.
And as shown in Figure 5, the cylinders 32 under the lower house of this case 30 are fastened on down in the L type fillet 44 fully, so have increased the total area of dissipation of radiating fin 40, have promoted radiating efficiency.

Claims (5)

1. the jockey of LED lamp and radiating fin is characterized in that, comprising:
One central tube body, with it is the center, its top connects the lamp socket of an annular, the lower end is connected with lower house, the below of central tube body is formed with the following annular sheet of horizontal direction, following annular sheet is connected on the lower house, and the external diameter of annular lamp socket is greater than the external diameter of central tube body, and the cylindrical maximum outside diameter of its upper end of lower house is greater than the external diameter of central tube body;
A plurality of radiating fins, its inboard fillet is the last L type fillet that the top is nick shaped, the below is the following L type fillet of nick shaped, and on, form the flange fillet of tab-like between the following L type fillet, wherein going up L type fillet is adhesively fixed in the side surface of lamp socket, last L type fillet further is adhesively fixed in the basal surface of lamp socket, the level of following L type fillet is adhesively fixed on the surface of the following annular sheet of central tube body to fillet, the flange fillet is the side surface in central tube body of being adhesively fixed, on the lamellar body of each radiating fin, stamp out one or more convex body, each convex body roof pressure is on a surface of adjacent radiating fin, each adjacent radiating fin is by the contact of convex body roof pressure, and each adjacent radiating fin spacing is constant;
Wherein the upper and lower L type fillet and the flange fillet of each radiating fin are bent with flanging portion respectively, flanging portion under the last L type fillet is adhered on the side surface and basal surface of lamp socket, the level of following L type fillet is adhered on the following annular sheet of central tube body to flanging portion, and the cylinder under the lower house is fastened on down in the other direction flanging portion of L type fillet fully, and the flanging portion under the flange fillet is adhered to the side surface of central tube body.
2. the jockey of LED lamp according to claim 1 and radiating fin is characterized in that described convex body is the L type.
3. the jockey of LED lamp according to claim 1 and radiating fin is characterized in that, is equiped with the LED light-emitting device in the interior tank of lamp socket; In the tank, the central perforation of this reflector was positioned at the top of LED light-emitting device in one reflector was installed in; One lens seal interior tank.
4. the jockey of LED lamp according to claim 1 and radiating fin, it is characterized in that, level under the upper and lower L type fillet to flanging portion on, be respectively equipped with fin fastener device and jack, the fin fastener device of each radiating fin is pegged graft in the adjacent jack, and each adjacent radiating fin is interconnected the location.
5. the jockey of LED lamp according to claim 3 and radiating fin, it is characterized in that, all rims of lens are provided with one or more grab, the upper rim of lamp socket inner wall surface thereof, be provided with draw-in groove, grab is buckled in the draw-in groove, and lens are suppressed on reflector, and what reflector was firm is positioned in the interior tank.
CN2008100059334A 2008-02-18 2008-02-18 Connection device for LED lamp and radiating fins Expired - Fee Related CN101514808B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2008100059334A CN101514808B (en) 2008-02-18 2008-02-18 Connection device for LED lamp and radiating fins

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2008100059334A CN101514808B (en) 2008-02-18 2008-02-18 Connection device for LED lamp and radiating fins

Publications (2)

Publication Number Publication Date
CN101514808A CN101514808A (en) 2009-08-26
CN101514808B true CN101514808B (en) 2010-12-15

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DE102009052930A1 (en) 2009-09-14 2011-03-24 Osram Gesellschaft mit beschränkter Haftung Lighting device and method for producing a heat sink of the lighting device and the lighting device
CN102192490B (en) * 2011-05-10 2014-03-26 周小平 Radiator
CN102564191B (en) * 2012-02-28 2014-07-30 东莞汉旭五金塑胶科技有限公司 Radiating pipe base and machining method thereof
CN103542378A (en) * 2012-07-17 2014-01-29 东莞市长安上名模具科技有限公司 LED lamp cup and forming mold thereof
CN103574491A (en) * 2012-07-27 2014-02-12 张庭豪 Lampshade, lamp and lamp group structure
CN104048188A (en) * 2013-03-15 2014-09-17 张庭豪 Lamp and lamp group structure
WO2015089775A1 (en) * 2013-12-18 2015-06-25 邵小冬 Led lamp radiating structure
CN103925545A (en) * 2014-04-28 2014-07-16 江苏达伦电子股份有限公司 Arc-shaped rotary LED lamp
CN104776337B (en) * 2015-04-24 2018-04-20 东莞市闻誉实业有限公司 Greeting lamp
CN104763909A (en) * 2015-04-24 2015-07-08 东莞市闻誉实业有限公司 Led lamp
CN104776338B (en) * 2015-04-24 2017-12-19 东莞市闻誉实业有限公司 Lighting device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1689376A (en) * 2002-10-03 2005-10-26 吉尔科有限公司 LED-based modular lamp
CN1821652A (en) * 2005-01-31 2006-08-23 株式会社岛野 Bicycle lighting device
DE202006009553U1 (en) * 2006-06-16 2006-08-31 Chien, Chen-Chun, Sansia Light-emitting diode module for vehicle headlamps, includes heat sink surrounding and dissipating heat from main body, with radial fins shaped to fit inside headlamp housing
CN2833885Y (en) * 2005-09-08 2006-11-01 利民科技开发有限公司 Folded pressurized heat radiation fins

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1689376A (en) * 2002-10-03 2005-10-26 吉尔科有限公司 LED-based modular lamp
CN1821652A (en) * 2005-01-31 2006-08-23 株式会社岛野 Bicycle lighting device
CN2833885Y (en) * 2005-09-08 2006-11-01 利民科技开发有限公司 Folded pressurized heat radiation fins
DE202006009553U1 (en) * 2006-06-16 2006-08-31 Chien, Chen-Chun, Sansia Light-emitting diode module for vehicle headlamps, includes heat sink surrounding and dissipating heat from main body, with radial fins shaped to fit inside headlamp housing

Also Published As

Publication number Publication date
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