CN103185224B - Lighting bulb - Google Patents
Lighting bulb Download PDFInfo
- Publication number
- CN103185224B CN103185224B CN201110448078.6A CN201110448078A CN103185224B CN 103185224 B CN103185224 B CN 103185224B CN 201110448078 A CN201110448078 A CN 201110448078A CN 103185224 B CN103185224 B CN 103185224B
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- Prior art keywords
- fin
- annular
- radiating
- lighting bulb
- radiating fin
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Abstract
A lighting bulb comprises a lighting module, a radiating module, a lamp holder, multiple support rods and an electric connection element, wherein the radiating module comprises an annular radiating sheet and multiple radiating fins, the lighting module is annularly arranged at one side of the annular radiating sheet, a perforated hole is formed in the center of the annular radiating sheet, all radiating fins are radially arranged on the annular radiating sheet, a gap is formed between adjacent radiating fins, an air through hole forming in the radial center of each radiating fin, and the air through holes, the gaps and the perforated holes are communicated with each other. The lamp holder is arranged at the other side of the annular radiating sheet. The support rods are connected with the lamp holder body and the radiating fins. The electric connection element is arranged at the other side of the lamp holder body. The lighting bulb disclosed by the invention can fast convect to outer air so as to accelerate radiating.
Description
Technical field
A kind of lighting bulb, refers to a kind of lighting bulb improving radiating effect especially.
Background technology
General osram lamp is using tungsten filament as light emitting source, and its structure is simple, and it is all quite convenient that installation is changed, and the structure of osram lamp is generally the affixed adapter of tail end in sphere-shaped lampshade, and adapter has screw thread, can for being bolted in general tube face.When turn-on power, can make to be arranged at tungsten filament heating in lampshade and luminous, light penetration lampshade and expose to the external world, to reach illumination object.But produce the running of illuminating ray in osram lamp during, also produce a large amount of heat energy, therefore quite power consumption, waste energy, tungsten filament easily burns and makes osram lamp shorten service life simultaneously.
Along with the progress of science and technology, light-emittingdiode is a kind of can be the solid state light emitter of luminous energy by Power convert.Light-emittingdiode has the characteristics such as volume is little, driving voltage is low, reaction rate is fast, shatter-proof, the life-span is long, and along with under the more and more compact trend of electronic component, make bulb type light-emitting diode lamp replace osram lamp gradually and become a large amount of and the lighting device of extensive use.
And known bulb type light-emitting diode lamp, primarily of the light-emittingdiode of a circuit board, multiple this circuit board of electric connection, the diffuser of each light-emittingdiode of cover cap, an aluminium extruded type radiating seat and the adapter being fixedly arranged on this radiating seat formed.But the heat energy produced due to this kind of bulb type light-emitting diode lamp only can conduct to the external world by radiating seat in thermo-conducting manner, and its radiating effect is limited.
Summary of the invention
Main purpose of the present invention, aims to provide a kind of lighting bulb, and it forms a heat radiation perforate in centre, and the heat energy that can produce for light-emittingdiode is with the dissipation of thermal convection current mode, to accelerate heat radiation.
For reaching above-mentioned purpose, lighting bulb of the present invention, it comprises an illuminating module, heat radiation module, a lamp socket, multiple strut and an electrical connecting element.This heat radiation module comprises an annular fin and multiple radiating fin.This illuminating module is located on the side of this ring-like fin.The center of this annular fin forms a perforation.The mode that respectively this radiating fin radially arranges is formed in annular fin, respectively forms a space respectively between this radiating fin, and respectively the emission center place of this radiating fin forms a passage, and this passage, this gap and this perforation are interconnected.The opposite side of this annular fin is then located at by this lamp socket.These struts connect this pedestal and this radiating fin.This electrical connecting element is located at the opposite side of this pedestal.
Wherein, these radiating fins are a U-shaped.
Wherein, respectively one end of this radiating fin forms one first caulking groove, and the other end forms one second caulking groove, and this first caulking groove is embedded at wherein for the outer shroud end face of this annular fin, and this second caulking groove is embedded at wherein for the inner ring end face of this annular fin.
Wherein, this lamp socket comprises a lid and a cup, and this cover cap is located at the side of this cup.
Wherein, this annular fin has multiple first button hole, this lid has multiple second button hole, respectively this strut is stretched to outer by the position of corresponding respectively this first button hole in one end of these radiating fins of part, and form an engaging portion by one end of each this strut, for being buckled in respectively in this second button hole, this lid and respectively form a spacing between this radiating fin.
Wherein, this electrical connecting element has one first electrical connecting unit and one second electrical connecting unit, and this first electrical connecting unit is bolted in the inner side of this second electrical connecting unit.
Wherein, this illuminating module comprises a Circular shape lampshade, multiple light-emittingdiode and an annular circuit board, this annular circuit board is placed in the side of this annular fin, and these light-emittingdiodes are located on this annular circuit board, and this Circular shape lampshade covers on this annular circuit board.
Accompanying drawing explanation
Fig. 1 is the exploded view of lighting bulb preferred embodiment of the present invention.
Fig. 2 is the constitutional diagram of lighting bulb preferred embodiment of the present invention.
Fig. 3 is the sectional view of lighting bulb preferred embodiment of the present invention.
Fig. 4 is another embodiment schematic diagram of lighting bulb of the present invention heat radiation module.
Fig. 5 is the thermal convection current schematic diagram of lighting bulb preferred embodiment of the present invention.
Fig. 6 is the first schematic diagram of lighting bulb second embodiment of the present invention.
Fig. 7 is the second schematic diagram of lighting bulb second embodiment of the present invention.
Description of reference numerals: 1-lighting bulb; 11-illuminating module; 111-Circular shape lampshade; 1111-first hole; 112-light-emittingdiode; 113-annular circuit board; 114-second hole; 12-dispels the heat module; 121-annular fin; 1211-first button hole; 1212-bores a hole; 122-radiating fin; 1221-first caulking groove; 1222-second caulking groove; 123-passage; 124-space; 13-lamp socket; 131-lid; 1311-second button hole; 132-cup; 14-strut; 142-engaging portion; 15-electrical connecting element; 151-first electrical connecting unit; 152-second electrical connecting unit; 2-lighting bulb; 221-heat-sink unit; 231-arc lampshade; 24-strut; 241-articulated section; 25-electrical connecting element.
Detailed description of the invention
For making your juror can have a clear understanding of content of the present invention, accompanying drawing of sincerely arranging in pairs or groups in the following instructions, please consult.
Refer to shown in Fig. 1,2,3 and 4, it is the exploded view of lighting bulb preferred embodiment of the present invention, constitutional diagram, sectional view and another embodiment schematic diagram of heat radiation module.In figure, this lighting bulb 1 comprises illuminating module 11, heat radiation module 12, lamp socket 13, multiple strut 14 and an electrical connecting element 15.
This illuminating module 11 has a Circular shape lampshade 111, multiple light-emittingdiode 112 and an annular circuit board 113.These light-emittingdiodes 112 are arranged at intervals on this annular circuit board 113.This Circular shape lampshade 111 can the light-transmitting materials such as plastic cement or glass be made, and covers on this annular circuit board 113.Wherein, the center of this Circular shape lampshade 111 forms one first hole 1111, and the center of this annular circuit board 113 forms one second hole 114, and this first hole 1111 is to should the second hole 114.
This heat radiation module 12 comprises an annular fin 121 and multiple radiating fin 122.
Multiple first button hole 1211 of gap-forming in this annular fin 121, and a perforation 1212 is formed in center, these first button holes 1211 can be locked on it for this annular circuit board 113.In the present embodiment, this annular fin 121 can be made by heat conduction plastic cement, but not as limit, also can thermal conductive ceramic or metal make.
These radiating fins 122 are identical with this annular fin 121, can make by heat conduction plastic cement, or make with thermal conductive ceramic or metal.Each radiating fin 122 is all in U-shaped, when this annular fin 121 and these radiating fins 122 be plastic cement material make time, it can the preparation method of ejection formation be radially integrated is arranged in this annular fin 121, and respectively the emission center place of this radiating fin 122 forms a passage 123, respectively then form a space 124 between this radiating fin 122.In other embodiment, when these radiating fins 122 and this annular fin 121 are different parts made by unlike material, these radiating fins 122, can form one first caulking groove 1221 in one end, and the other end forms one second caulking groove 1222.Respectively this first caulking groove 1221 can be embedded at wherein for the outer shroud end face of this annular fin 121, and respectively this second caulking groove 1222 can be embedded at wherein for the inner ring end face of this annular fin 121.Utilize the structure of this annular fin 121 above-mentioned and these radiating fins 122, and a passage 123 can be formed by the centre of this heat radiation module 12.
This lamp socket 13 is installed thereon for this heat radiation module 12, and comprises lid 131 and a cup 132.The end face of this lid 131 forms multiple second button hole 1311.This lid 131 is covered on the side of this cup 132.
One end of these struts 14 forms an engaging portion 142, this engaging portion 142 button is located in this second button hole 1311, and this heat radiation module 12 of secure bond and this lamp socket 13, and make this lid 131 and respectively between this radiating fin 122, form a spacing, air can be circulated in this heat radiation module 12 naturally.In the present embodiment, if this strut 14 and respectively this radiating fin 122 are made by same plastic cement material, these struts 14 can the mode of plastic jetting forming by one end of each this radiating fin 122 of part, one-body moldedly by the position of each this first button hole 1211 of correspondence to downward-extension.If time made by unlike material, then can be an individual components and detain the position being located at each each this first button hole 1211 of this radiating fin 122 correspondence of part.
This electrical connecting element 15 by electrical energy transfer on this annular circuit board 113, and can have one first electrical connecting unit 151 and one second electrical connecting unit 152.This first electrical connecting unit 151 is bolted in the inner side of this second electrical connecting unit 152 in the mode be electrically connected.
Please with reference to Fig. 5, it is the thermal convection current schematic diagram of lighting bulb preferred embodiment of the present invention.When this lighting bulb is in time using, owing to respectively forming space 124 between this radiating fin 122, air heats near light-emittingdiode 112 and dissipation time, cold air can naturally be circulated in the inner side of heat radiation module 12 and outside by the perforation 1212 of this space 124 respectively between this radiating fin 122, passage 123 and this annular fin 121, this first hole 111 and this second hole 114 the formed flow-guiding channel that is interconnected and formed thermal convection current effect, compared to known light fixture, radiating efficiency is more excellent, and can promote service life.
Please refer to Fig. 6 and Fig. 7, it is the first schematic diagram and second schematic diagram of lighting bulb second embodiment of the present invention.In figure, this lighting bulb 2 is made up of illuminating module 21, heat radiation module, a lamp socket, multiple strut 24 and an electrical connecting element 25.
In the present embodiment, this heat radiation module is made up of multiple heat-sink unit 221, each this heat-sink unit is made up of multiple arc fin and multiple radiating fin, this illuminating module 21 is made up of multiple arc lampshade 231, multiple light-emittingdiode (not shown) and multiple arc-shaped circuit board (not shown), each this strut 24 also has an articulated section 241, this articulated section 241, for each heat-sink unit 221 of pivot joint, makes these heat-sink units 221 rotate inwardly or outwardly.
When each this articulated section 241 fixing and be held in original position time, then each this heat-sink unit 221 and respectively this camber lampshade 231 is polymerized together close, its light angle is identical with the first embodiment.When each this articulated section 241 is rotated and is outwards launched, then respectively this heat-sink unit 221 and respectively this arc lampshade 231 be separated, make the light angle of this lighting bulb can be broader.
But, the foregoing is only preferred embodiment of the present invention, and be not used to limit scope of the invention process, do not depart from the equalization done under spirit of the present invention and scope change with modify, all should be covered by the scope of the claims of the present invention.
Claims (7)
1. a lighting bulb, is characterized in that, comprising:
One illuminating module;
One heat radiation module, is arranged at the side of this illuminating module, comprises:
One annular fin, this illuminating module is located on the side of this annular fin, and the center of this annular fin forms a perforation;
Multiple radiating fin, the mode radially arranged is formed in annular fin, respectively forms a space respectively between this radiating fin, and respectively the emission center place of this radiating fin forms a passage, and this passage, this space and this perforation are interconnected; And
One lamp socket, is located at the opposite side of this annular fin; Wherein, this lamp socket comprises a lid and a cup, and this cover cap is located at the side of this cup;
Multiple strut, connects this lid and this radiating fin; Wherein, this annular fin has multiple first button hole, and this lid has multiple second button hole, and respectively this strut is stretched to outer by the position of corresponding respectively this first button hole in one end of the plurality of radiating fin of part, and form an engaging portion by one end of each this strut, for being buckled in respectively in this second button hole; Meanwhile, respectively this strut also has an articulated section, and this articulated section is for the irradiating angle of adjustment lighting bulb; And
One electrical connecting element, is located at the opposite side of this cup.
2. lighting bulb according to claim 1, is characterized in that, the plurality of radiating fin is U-shaped.
3. lighting bulb according to claim 1, is characterized in that, this lid and respectively form a spacing between this radiating fin.
4. lighting bulb according to claim 1, is characterized in that, this electrical connecting element has one first electrical connecting unit and one second electrical connecting unit, and this first electrical connecting unit is bolted in the inner side of this second electrical connecting unit.
5. lighting bulb according to claim 1, it is characterized in that, this illuminating module comprises a Circular shape lampshade, multiple light-emittingdiode and an annular circuit board, this annular circuit board is placed in the side of this annular fin, the plurality of light-emittingdiode is located on this annular circuit board, and this Circular shape lampshade covers on this annular circuit board.
6. lighting bulb according to claim 1, it is characterized in that, respectively one end of this radiating fin forms one first caulking groove, the other end forms one second caulking groove, this first caulking groove is embedded at wherein for the outer shroud end face of this annular fin, and this second caulking groove is embedded at wherein for the inner ring end face of this annular fin.
7. a lighting bulb, is characterized in that, comprising:
One illuminating module;
One heat radiation module, be arranged at the side of this illuminating module, this heat radiation module is made up of multiple heat-sink unit, and this heat-sink unit each comprises:
Multiple arc fin, this illuminating module is located on the side of the plurality of arc fin, and the center of these arc fin multiple of the plurality of heat-sink unit forms a perforation;
Multiple radiating fin, the mode radially arranged is formed on the plurality of camber fin, respectively form a space respectively between this radiating fin, the emission center place of this radiating fin of the plurality of heat-sink unit forms a passage, and this passage, this space and this perforation are interconnected; And
One lamp socket;
One electrical connecting element; Wherein, the side of this lamp socket is located at by the plurality of arc fin, and this electrical connecting element is located at the opposite side of this lamp socket;
Multiple strut, connects this lamp socket, and each this strut has an articulated section, and this articulated section, for each this heat-sink unit of pivot joint, makes the plurality of heat-sink unit rotate inwardly or outwardly;
Wherein, when each this articulated section is rotated and outwards launched, each this heat-sink unit all outwards launches, to adjust the irradiating angle of lighting bulb.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110448078.6A CN103185224B (en) | 2011-12-28 | 2011-12-28 | Lighting bulb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110448078.6A CN103185224B (en) | 2011-12-28 | 2011-12-28 | Lighting bulb |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103185224A CN103185224A (en) | 2013-07-03 |
| CN103185224B true CN103185224B (en) | 2015-04-22 |
Family
ID=48676564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110448078.6A Expired - Fee Related CN103185224B (en) | 2011-12-28 | 2011-12-28 | Lighting bulb |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103185224B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101532646B (en) * | 2008-03-14 | 2012-06-13 | 富准精密工业(深圳)有限公司 | Illuminating apparatus |
| CN201697214U (en) * | 2009-04-08 | 2011-01-05 | 卢建乔 | Outdoor party heating lamp |
| KR20100118286A (en) * | 2009-04-28 | 2010-11-05 | 잘만테크 주식회사 | Led light assembly |
| CN101788112A (en) * | 2009-12-07 | 2010-07-28 | 浙江大学 | Three-dimensional heat dissipation high-power LED illumination device |
| CN102155724A (en) * | 2010-02-12 | 2011-08-17 | 亿光电子工业股份有限公司 | Lamp and radiating modules thereof |
| CN201876647U (en) * | 2010-10-13 | 2011-06-22 | 承奕科技股份有限公司 | Variable-angle annular light source device |
-
2011
- 2011-12-28 CN CN201110448078.6A patent/CN103185224B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN103185224A (en) | 2013-07-03 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20191228 |
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| CF01 | Termination of patent right due to non-payment of annual fee |