CN101363609B - Light source assembly of high-power LED lamp and installation method thereof in lamp holder - Google Patents
Light source assembly of high-power LED lamp and installation method thereof in lamp holder Download PDFInfo
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- CN101363609B CN101363609B CN2008101469139A CN200810146913A CN101363609B CN 101363609 B CN101363609 B CN 101363609B CN 2008101469139 A CN2008101469139 A CN 2008101469139A CN 200810146913 A CN200810146913 A CN 200810146913A CN 101363609 B CN101363609 B CN 101363609B
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- Prior art keywords
- lamp cup
- conducting plate
- aluminium base
- power led
- light source
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The invention discloses a light source component of a high power LED lamp and a installing method in a lamp cup thereof, and the light source component comprises an aluminum-based heat conducting plate, a PCB circuit plate encapsulated on the surface of the aluminum-based heat conducting plate and a high power LED, wherein, the PCB circuit plate is slightly smaller than the aluminum-based heat conducting plate and is arranged in the middle of the aluminum-based heat conducting plate, which leads the periphery of the aluminum-based heat conducting plate to form an aluminum-based circle that is not covered by the PCB circuit plate; the installing method is as follows: a light source component 1 is put in the lamp cup, and a metal punching rod provided with a convex block on the bottom end is put along an internal cavity of the lamp cup and leads the convex block to contact the surface of the aluminum-based circle; punching equipment or a hammer is used for acting on the top end of the metal punching rod to punch downwardly, and under the force, the partial surface of the aluminum-based circle that contacts the convex block deforms, and spreads towards the inner cavity wall of the lamp cup to be tightly clamped with each other, which avoids the defect that the connection between the aluminum-based heat conducting plate and the metal lamp cup is not firm, and increases the installing efficiency at the same time.
Description
Technical field
The present invention relates to a kind of high-power LED lamp, refer to the high-power LED light source assembly of this kind light fixture especially and at the installation method of Lamp cup inner chamber.
Background technology
From the carbon filament electric light that has only 8 hour life-span the earliest of Edison's invention, to long tungsten lamp in service life; From utilizing fluorescent lamp that high-pressure fluorescence excites to the high-pressure mercury lamp that adopts the atomic spectral line transition luminescence, mercury vapor lamp, spiral energy-saving lamp etc., people never stopped the research to service life, brightness and the reduction power consumption aspect that improves lighting, especially current at energy scarcity, this respect becomes the direction of a lot of people's unremitting efforts especially.
The appearance of LED (Light-emitting diode) light emitting diode, declaring publicly the arrival in new solid light source epoch undoubtedly, minority carrier and majority carrier compound tense that this LED light emitting diode utilizes the PN junction of semi-conducting material to add injection discharge the form of unnecessary energy with light, it is a kind of semiconductor that utilizes the injection electroluminescence principle electric energy to be converted into visible light, thereby changed the luminous and luminous principle of electricity-saving lamp three primary colors fluorescent powder of incandescent lamp tungsten filament, compare with other solid light source and to have long service life, the light efficiency height, low power consuming, its spectrum almost all concentrates on the visible light frequency band, sends out power and can reach 80～90%; Plurality of advantages such as light quality height is radiationless are substantially just used widely by all trades and professions.
Appearance along with the high-power LED chip technology, adopt its light fixture kind more and more as light source, this high-power LED can produce a large amount of heats when luminous, if the heat radiation link is handled bad, heat can't in time distribute, long-time use can cause the temperature in the Lamp cup to raise, and makes high-power LED the phenomenon of brightness decay and dead lamp occur easily, solves its heat dissipation problem at present; Mainly be to adopt high-power LED encapsulation on an aluminium base heat-conducting plate face, this heat-conducting plate is fixed in the radiating effect good metal Lamp cup by screw or thermal paste again, aluminium base heat-conducting plate is closely contacted with the metalized lamp cup internal chamber wall, the heat of the luminous generation of LED is transmitted on the metalized lamp cup through aluminium base heat-conducting plate, and by metalized lamp cup heat is dispersed in the air and goes, thereby guaranteed the normal temperature in the Lamp cup, the long-time use can not cause its brightness decay and dead lamp, the service life that has strengthened high-powered LED lamp greatly yet.Since fixing between aluminium base heat-conducting plate and the metalized lamp cup by screw or thermal paste, because the Lamp cup intracavity space is narrower; The workman mounting screw or on not only hard but also assembling speed is slow during thermal paste, use screw or thermal paste loosening easily even come off for a long time; Making it can't operate as normal, has improved the use cost of product virtually, and such efficiency of assembling also can't satisfy the production requirement of current batch production, intensification.Therefore be necessary existing high-power LED light source assembly and the installation method in Lamp cup are improved.
Summary of the invention
For solve use screw between aluminium base heat-conducting plate and the metalized lamp cup or go up thermal paste is connected insecure and long-time use become flexible easily in addition come off with and installation effectiveness at the bottom of deficiency, the object of the present invention is to provide a kind of can making to be connected more closely, firmly between aluminium base heat-conducting plate and the metalized lamp cup, and can improve the high-power LED light source assembly of efficiency of assembling and the installation method in Lamp cup thereof.
In order to achieve the above object, the present invention has adopted following technical scheme: promptly a kind of high-power LED lamp, this light fixture comprises a Lamp cup, is installed on the high-power LED light source assembly of Lamp cup inner chamber, this light source assembly comprises an aluminium base heat-conducting plate, be encapsulated in PCB circuit board on this aluminium base heat-conducting plate face, be welded on high-powered LED lamp and external power supply wire on the PCB circuit board, wherein the PCB circuit board is slightly less than aluminium base heat-conducting plate and is provided with therebetween, makes aluminium base heat-conducting plate form the aluminium base circle that is not covered by the PCB circuit board together all around.
In order to reach better purpose, the present invention also has following technical characterictic:
The shape of described Lamp cup inner chamber, size and aluminium base heat-conducting plate coupling are placed.
On the step that described high-power LED light source assembly apparatus is offered at the bottom of Lamp cup inner chamber or its middle part and fixing.
Described aluminium base heat-conducting plate rounded or rectangle or ellipse, aluminium base heat-conducting plate is identical with PCB circuit board shape.
The corresponding line hole of passing through for external power supply wire that offers on described aluminium base heat-conducting plate and the PCB circuit board.
A kind of based on above-mentioned high-power LED lamp, its light source assembly is at the installation method of Lamp cup inner chamber, and it comprises following step:
A, the aluminium base heat-conducting plate end of high-power LED light source assembly is downward, and insert along the Lamp cup internal chamber wall is parallel, on the step that through Lamp cup bottom or its middle part are offered;
B, will one the bottom along around be provided with the metal stamping bar of several projections, closely the aluminium base circle of contact is surperficial to insert and make its projection along the Lamp cup internal chamber wall;
C, adopt pressing equipment or hammer to act on the top and the punching press downwards of metal stamping bar, under active force, deform and open, tighten mutually with the Lamp cup internal chamber wall to one side stay of Lamp cup internal chamber wall with the aluminium base circle surface of the tight contact portion of projection.
Described metal stamping bar bottom is 4 or 5 or 6 or 7 or 8 along the projection the best that is provided with all around, and the length unanimity of each projection, and the size of this metal stamping bar bottom and shape and Lamp cup inner chamber are complementary to place and offer one and keep away the line mouth.
Owing to adopted technical scheme provided by the present invention; The projection of metal stamping bar makes aluminium base circle surface deform under the effect of power and opens with the Lamp cup internal chamber wall to one side stay of Lamp cup internal chamber wall and tightens mutually, effectively avoid in Lamp cup mounting screw or be coated with the inconvenience of thermal paste, also overcome simultaneously between aluminium base heat-conducting plate and the Lamp cup inner chamber and be connected unstable phenomenon, by contrast: not only be connected firmly between aluminium base heat-conducting plate and the Lamp cup and also assembling speed fast, can satisfy the production requirement of current batch production, intensification.
Description of drawings
Fig. 1 is a high-power LED light source modular construction schematic diagram of the present invention;
Fig. 2 is a metalized lamp cup structural representation of the present invention;
Fig. 3 is a metal stamping bar structural representation of the present invention;
Fig. 4 is the assembling schematic diagram of high-power LED lamp of the present invention;
Fig. 5 is the vertical view of high-power LED lamp of the present invention;
Fig. 6 is the assembly structure schematic diagram of another embodiment of the present invention;
Fig. 7 is the vertical view of Fig. 6 high-power LED lamp;
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing and the specific embodiment;
Please refer to Fig. 1; It is high-power LED light source assembly 1 of the present invention, this light source assembly 1 adopts the very good circular aluminium base of heat conductivility to be preferably between 5～10mm as the thickness of heat-conducting plate 10, this heat-conducting plate 10, but PCB circuit board 11 that be slightly less than aluminium base heat-conducting plate 10 identical once block-shaped and aluminium base heat-conducting plate 10 is encapsulated on these aluminium base heat-conducting plate 10 median surfaces, makes to form the aluminium base circle 14 that is not covered by PCB circuit board 11 together around the aluminium base heat-conducting plate 10.One or many great power LEDs 12 are welded on the PCB circuit board 11 and form and electrically connect, and two external positive-negative power leads also are welded on this PCB circuit board 11 through the corresponding line hole of offering 13 on aluminium base heat-conducting plate and PCB circuit board and conspire to create circuit with great power LED 12.
Please refer to Fig. 2; It is metalized lamp cup 3 of the present invention, this Lamp cup 3 can be selected the good iron of heat conductivility for use, steel, stainless steel, copper, metal materials such as aluminium are made, consider preferably to select for use stainless steel material to do this Lamp cup 3 from practicality, the shape of Lamp cup 3 is decided according to requirement of client, the be square shape of its inner chamber 31 of present embodiment Lamp cup 3 outsides, big or small and aluminium base heat-conducting plate 10 or metal stamping bar 2 are coupling and insert, aluminium base heat-conducting plate 10 ends of high-power LED light source assembly 1 are downward, enter and install on the step of offering at bottom or its middle part of Lamp cup inner chamber 31 30 also fixing along Lamp cup inner chamber 31 walls.
Please refer to Fig. 3; It is metal stamping bar 2 of the present invention, this punch rod 2 can select for use metal materials such as the bigger iron of density, steel, stainless steel, copper to make, its bottom size and shape and Lamp cup inner chamber 31 are complementary and insert, these metal stamping bar 2 bottoms are 4 along projection 21 the bests that are provided with all around, the length unanimity of (can be provided with 5,6,7,8) each projection 21 according to actual product needs projection 21, these metal stamping bar 2 bottoms also offer one allow power lead passes through keep away line mouth 20, when punching press, just can avoid power lead to be subjected to punch damage like this.
Fig. 4 is the assembling schematic diagram of high-power LED lamp of the present invention; At first with high-power LED light source assembly 1 along Lamp cup inner chamber 31 walls parallel insert and step 30 that through Lamp cup inner chamber 31 bottoms or its middle part is offered on; The metal stamping bar 2 of 4 projections 21 will be provided with then around the edge, a bottom; Insert and make the closely aluminium base circle of contact 14 surfaces of its projection 21 along Lamp cup inner chamber 31 walls; Adopt pressing equipment or hammer to act on the top and the punching press downwards of metal stamping bar 2 again, under active force, deform and strut to Lamp cup inner chamber 31 wall sides with aluminium base circle 14 surfaces of projection 21 tight contact portions, tighten mutually with Lamp cup inner chamber 31 walls, avoided being connected unstable defective between aluminium base heat-conducting plate 10 and the metalized lamp cup 3, the punching press that just can finish a product general 10 seconds is connected and fixed, adopt being connected at least also and will about 1 minute, having improved installation effectiveness by contrast greatly between aluminium base heat-conducting plate 10 that screw or thermal paste finish a product and the metalized lamp cup 3.Fig. 5 is the vertical view of the high-power LED lamp of Fig. 4 after punching press is finished; Among the figure as can be seen high-power LED light source assembly 1 deformed by aluminium base circle 14 surfaces of projection 21 punch-out and open to one side stay of Lamp cup inner chamber 31 walls, tighten mutually with Lamp cup inner chamber 31 walls, formation is with the fold 32 in 4 roads, and clamping gets very firm, and long-time the use can not become flexible yet, be come off.
Fig. 6 is the assembling schematic diagram of another embodiment of the present invention, as shown in the figure; The Lamp cup 6 of this light fixture is cylindrical, and it is identical that the step of installation and method and above-mentioned Fig. 4 describe, also be earlier with high-power LED light source assembly 1 along Lamp cup inner chamber 61 walls parallel insert and step that through Lamp cup 6 bottoms or its middle part are offered on; With being provided with the metal stamping bar 2 of 4 projections 21 around the edge, a bottom, insert and make the closely aluminium base circle of contact 14 surfaces of its projection 21 then along Lamp cup inner chamber 61 walls; Adopt pressing equipment or hammer to act on the top of metal stamping bar 2 and punching press downwards again, under active force, deform and open, tighten mutually with Lamp cup inner chamber 61 walls to one side stay of Lamp cup inner chamber 61 walls with aluminium base circle 14 surfaces of projection 21 contact portions.Fig. 7 is the vertical view of the high-power LED lamp of Fig. 6 after punching press is finished; Among the figure as can be seen high-power LED light source assembly 1 deformed by aluminium base circle 14 surfaces of projection 21 punch-out and open to one side stay of Lamp cup inner chamber 61 walls, tighten mutually with Lamp cup inner chamber 61 walls, formation is with the fold 62 of way, and clamping gets very firm, and long-time the use can not become flexible yet, be come off.
In sum only be preferred implementation of the present invention; should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise; can also make several distortion and improvement, these also should be considered as within protection scope of the present invention.
Claims (8)
1. high-power LED lamp, comprise a Lamp cup, be installed on the high-power LED light source assembly of Lamp cup inner chamber, this light source assembly comprises an aluminium base heat-conducting plate, be encapsulated in PCB circuit board on this aluminium base heat-conducting plate face, be welded on high-powered LED lamp and external power supply wire on the PCB circuit board, it is characterized in that: described PCB circuit board is slightly less than aluminium base heat-conducting plate and is provided with therebetween, make aluminium base heat-conducting plate form the aluminium base circle that is not covered together all around by the PCB circuit board, this light source assembly comprises the steps: at the installation method of Lamp cup inner chamber
A. the aluminium base heat-conducting plate end of high-power LED light source assembly is downward, and insert along the Lamp cup internal chamber wall is parallel, on the step that through Lamp cup bottom or its middle part are offered;
B. will be provided with the metal stamping bar of several projections around the edge, a bottom, insert and make the closely aluminium base circle of contact surface of its projection along the Lamp cup internal chamber wall;
C. adopt pressing equipment or hammer to act on the top of metal stamping bar and punching press downwards, under active force, deform and open, tighten mutually with the Lamp cup internal chamber wall to one side stay of Lamp cup internal chamber wall with the aluminium base circle surface of the tight contact portion of projection.
2. high-power LED lamp according to claim 1 is characterized in that: the shape of described Lamp cup inner chamber, size and aluminium base heat-conducting plate coalignment.
3. high-power LED lamp according to claim 1 is characterized in that: on the step that described high-power LED light source assembly apparatus is offered at the bottom of Lamp cup inner chamber or its middle part and fixing.
4. high-power LED lamp according to claim 1 is characterized in that: described aluminium base heat-conducting plate is identical with PCB circuit board shape.
5. high-power LED lamp according to claim 4 is characterized in that: described aluminium base heat-conducting plate rounded or rectangle or ellipse.
6. high-power LED lamp according to claim 1 is characterized in that: the corresponding line hole of passing through for external power supply wire that offers on described aluminium base heat-conducting plate and the PCB circuit board.
7. high-power LED lamp according to claim 1 is characterized in that: described metal stamping bar bottom is 4 or 5 or 6 or 7 or 8 along the number of slugs that is provided with all around, the length unanimity of each projection.
8. according to claim 1 or 7 described high-power LED lamps, it is characterized in that: described metal stamping bar bottom size and shape and Lamp cup inner chamber are complementary to place and offer one and keep away the line mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101469139A CN101363609B (en) | 2008-08-26 | 2008-08-26 | Light source assembly of high-power LED lamp and installation method thereof in lamp holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101469139A CN101363609B (en) | 2008-08-26 | 2008-08-26 | Light source assembly of high-power LED lamp and installation method thereof in lamp holder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101363609A CN101363609A (en) | 2009-02-11 |
| CN101363609B true CN101363609B (en) | 2010-07-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101469139A Expired - Fee Related CN101363609B (en) | 2008-08-26 | 2008-08-26 | Light source assembly of high-power LED lamp and installation method thereof in lamp holder |
Country Status (1)
| Country | Link |
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| CN (1) | CN101363609B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2515259A (en) * | 2013-04-16 | 2014-12-24 | Iviti Lighting Ltd | Lamp holder, lamp assembly and bulb |
| WO2017108479A1 (en) * | 2015-12-22 | 2017-06-29 | Philips Lighting Holding B.V. | Lighting device, lighting device element and processes therefore |
| WO2018091283A1 (en) * | 2016-11-15 | 2018-05-24 | Philips Lighting Holding B.V. | Lighting device, lighting device element, and processes for the production thereof. |
| CN115464338B (en) * | 2022-09-14 | 2024-04-02 | 乐雷光电(中国)有限公司 | Heat conduction mode of LED lamp and production process |
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2008
- 2008-08-26 CN CN2008101469139A patent/CN101363609B/en not_active Expired - Fee Related
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| CN101363609A (en) | 2009-02-11 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: DONGGUAN CITY OBOW YINGLUN INDUSTRY CO.,LTD. Free format text: FORMER OWNER: LI LIN Effective date: 20091113 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20091113 Address after: 6, Hongshi Road, East Humen Road, Guangdong, Dongguan Province, China: 523932 Applicant after: Engling Co., Ltd. Address before: Postcode 12, building 8, 5 Longxi Road, Yucheng District, Sichuan, Ya'an Province, 3: 625000 Applicant before: Li Lin |
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| C14 | Grant of patent or utility model | ||
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100728 Termination date: 20120826 |