CN103353071A - LED lamp emitting light in large angle - Google Patents
LED lamp emitting light in large angle Download PDFInfo
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- CN103353071A CN103353071A CN2013102805176A CN201310280517A CN103353071A CN 103353071 A CN103353071 A CN 103353071A CN 2013102805176 A CN2013102805176 A CN 2013102805176A CN 201310280517 A CN201310280517 A CN 201310280517A CN 103353071 A CN103353071 A CN 103353071A
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- heat transfer
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- led lamp
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- transfer piece
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Abstract
An LED lamp emitting light in a large angle comprises a lamp holder body, a bulb shell, a heat transfer piece and a plurality of light source panels, wherein the bottom of the bulb shell is arranged at the top end of the lamp holder body in a covering mode, and each light source panel comprises a substrate and an LED light source arranged on the outer side face of the substrate. The LED lamp emitting light in the large angle is characterized in that the heat transfer piece comprises a plurality of side plates, the side plates of the heat transfer piece are arranged on the top of the lamp holder body at intervals around the axis of the lamp holder body, the substrates are fixed on the side plates of the heat transfer piece respectively and connected with the side plates of the heat transfer piece respectively, the outer side face of each substrate is arranged to form a obtuse angle with the top of the lamp holder body, and the side plates of the heat transfer piece are connected with the lamp holder body in a hot mode. The LED lamp emitting light in the large angle has the advantages of being good in heat dissipation, simpler in structure and more convenient to assemble.
Description
Technical field
The present invention relates to the LED lighting field, particularly a kind of wide-angle light emitting LED lamp.
Background technology
The LED lamp has long advantage of luminous efficiency height, power saving and life-span because the advantages such as energy-conserving and environment-protective are more and more welcome.Because led light source is when luminous, the temperature of himself can raise gradually, in the continuous firing process, if the heat that led light source produces can't in time leave, will cause this light source assembly damage and affects service life of lighting device.
Present technology is led light source to be arranged on one have on the three-dimensional surface heat radiation column, and the column that will dispel the heat is installed on the lamp holder top, thereby so that led light source vertically arrange with respect to the lamp holder end face so that the light that led light source sends sends to whole lamp direction all around.For example Granted publication day is on October 31st, 2012, and the patent No. is that the Chinese invention patent of 201220060615.X has disclosed a kind of high light efficiency large-angle LED bulb.This high light efficiency large-angle LED bulb comprises basic shell, be positioned at described basic shell bottom lamp holder, be installed on described basic shell inside constant-current supply, be covered in described basic shell top cover plate, be fixed in the diffuser that is cubical heat radiation column, accommodates described heat radiation column and link to each other with described basic shell of described cover plate top, the bottom surface of described heat radiation column is installed on the described cover plate, its lap all posts pcb board, and distributing on the every pcb board is welded with several led chips.Because this big-angle LED lamp need to be welded on led chip on the heat radiation column, in order to increase the brightness of this LED lamp side, need to weld a plurality of led chips in each side of three-dimensional bracket, this is just so that the structure of this LED lamp is more complicated, the cost of increase light source.
Summary of the invention
In view of this, be necessary to provide a kind of simple in structure, wide-angle light emitting LED lamp that radiating effect is good.
A kind of wide-angle light emitting LED lamp, comprise body, bulb housing, heat transfer piece and a plurality of light source board, the bottom cover of this bulb housing is located at the top of this body, each light source board includes substrate and is arranged on led light source on this substrate lateral surface, this heat transfer piece comprises a plurality of side plates, the side plate of this heat transfer piece is disposed on the top of this body around the axis of this body, described substrate is separately fixed on the side plate of this heat transfer piece and is thermally coupled with the side plate of this heat transfer piece, the lateral surface of described substrate becomes the obtuse angle setting with the top of this body, and the side plate of this heat transfer piece and this body are thermally coupled.
Compared with prior art, this wide-angle light emitting LED lamp is provided with heat transfer piece at the top of its body, this heat transfer piece is arranged on the top of this body around the axis of this body, this heat transfer piece comprises a plurality of side plates, the substrate of these light source boards is separately fixed on the side plate of this heat transfer piece and is thermally coupled with the side plate of this heat transfer piece, this body also comprises radiating piece, the middle part of the radiating piece of this body and the connecting portion of this heat transfer piece are thermally coupled, like this, the heat that these light source boards produce is delivered on this radiating piece and diffuses to space outerpace through this heat transfer piece, the polyhedron support need be set and will weld a plurality of led chips at each face of heat radiation three-dimensional bracket, thereby so that wide-angle light emitting LED lamp of the present invention has heat radiation well, structure is simpler, assemble more easily advantage.
Description of drawings
Fig. 1 is the three-dimensional exploded view of wide-angle light emitting LED lamp of the present invention.
Fig. 2 is the generalized section after wide-angle light emitting LED lamp shown in Figure 1 is assembled.
Description of reference numerals:
100 wide-angle light emitting LED lamp, 10 bodys
20 bulb housings, 30 heat transfer pieces
40 light source boards, 50 screws
41 substrates, 12 radiating pieces
31 side plates, 32 connecting portions
The specific embodiment
Below in conjunction with accompanying drawing and the specific embodiment the present invention is described in further detail.
Fig. 1 is the exploded view of wide-angle light emitting LED lamp 100 of the present invention, and this wide-angle light emitting LED lamp 100 comprises a body 10, a bulb housing 20, a heat transfer piece 30 and four light source boards 40.The top of this body 10 is the radiating piece 12 of truncated cone-shaped, and the middle part of this radiating piece 12 is positioned at the top of this body 10.This heat transfer piece 30 is arranged on the top of the radiating piece 12 of this body 10 around the axis of this body 10, this bulb housing 20 is located at the top (that is to say the top of this radiating piece 12) of this body 10, and in the top that is fixed on this body 10, the bottom of this bulb housing 20 is contained in this heat transfer piece 30 and these four light source boards 40.
Please refer to Fig. 1, this bulb housing 20 is transparent configuration, and it is made by plastics or glass.Can be according to Consumer Preferences, this bulb housing 20 also can adopt opaque structure.
Please refer to Fig. 1, the top of this body 10 is provided with four light source boards 40, and these light source boards 40 become the equal angles interval that circular array is set around the axis of this body 10.Each light source board 40 includes substrate 41 and is arranged on led light source (not shown) on these substrate 41 lateral surfaces.These substrates 41 are up-narrow and down-wide trapezoidal or triangular plate structure.Described substrate 41 is thin-slab structure, and is preferred, made by ceramic material.The top of these substrates 41 relatively its bottom become spaced set between all substrates 41, and the lateral surface of these substrates 41 becomes the obtuse angle setting with the top of this body 10 near the axis setting of this body 10.Each light source board 40 is provided with plurality of LEDs light source (not shown), and these led light source (not shown) are by the phosphor powder layer formation face illuminating source that is packaged together.
Please refer to Fig. 1, this heat transfer piece 30 comprises four side plates 31, and the side plate of this heat transfer piece 30 is arranged on the top of this body 10 around the axis of this body 10.The substrate 41 of these light source boards 40 is separately fixed on the side plate 31 of this heat transfer piece 30 and is thermally coupled with the side plate 31 of this heat transfer piece 30.This heat transfer piece 30 also comprises a connecting portion 32, and this connecting portion 32 is connected with these side plate 31 one respectively, and this connecting portion 32 is thermally coupled with the top of this body 10, is used for the heat that light source board 40 produces is delivered to the radiating piece 12 of this body 10.The side plate 31 of this heat transfer piece 30 is the up-narrow and down-wide heat transfer plate similar to its hot linked substrate 41, and preferred, described heat transfer plate is made by the good metal material of heat conduction.The connecting portion 32 of the middle part of this radiating piece 12 and this heat transfer piece 30 is thermally coupled, and the marginal portion of this radiating piece 12 is connected with extraneous.The connecting portion 32 of this heat transfer piece 30 is connected with the middle heat of this radiating piece 12 by screw 50.
During work, the heat that these light source boards 40 produce is delivered on the side plate 31 of this heat transfer piece 30 through described substrate 41, and owing to the connecting portion 32 of this heat transfer piece 30 is connected with the middle heat of the radiating piece 12 of this body 10, and the marginal portion of this radiating piece 12 is connected with extraneous, like this, the heat that these light source boards 40 produce is delivered to this radiating piece 12 through this heat transfer piece 30 and diffuses to space outerpace by this radiating piece 12, realizes distributing of heat.Simultaneously, because the axis that these side plates 31 center on this body 10 is disposed on the top of this body 10, cause the substrate 41 on it also to be the setting of annular interval, like this, the light that these light source boards 40 send will cover whole bulb housing 20, thereby realize that wide-angle is luminous.
In sum, this wide-angle light emitting LED lamp 100 is provided with heat transfer piece 30 at the top of its body 10, because the substrate 41 of described light source board 40 is separately fixed on the side plate 31 of this heat transfer piece 30 and is thermally coupled with the side plate 31 of this heat transfer piece 30, the middle part of the radiating piece 12 of this body 10 and the connecting portion 32 of this heat transfer piece 30 are thermally coupled, like this, the heat that these light source boards 40 produce is delivered on this radiating piece 12 and diffuses to space outerpace through this heat transfer piece 30, the polyhedron support need be set and will weld a plurality of led chips at each face of heat radiation three-dimensional bracket, thereby have heat radiation well so that wide-angle of the present invention is emitting led, structure is simpler, assemble more easily advantage.In addition, because the light source board 40 of this wide-angle light emitting LED lamp 100 becomes the equal angles setting around the axis of this body 10, each light source board 40 includes substrate 41 and is arranged on led light source (not shown) on these substrate 41 lateral surfaces, and the lateral surface of these substrates 41 becomes the obtuse angle setting with the top of this body 10, this is just so that the luminous energy that these led light sources send around 360 ° of top and sidewalls that evenly illuminate this bulb housing 20 of axis of this body 10, realizes that wide-angle is luminous.
Preferably, can also comprise light source board more than three or three.
The above only is preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of making, is equal to replacement, improvement etc., all should be included within the scope of protection of the invention.
Claims (10)
1. wide-angle light emitting LED lamp, comprise body, bulb housing, heat transfer piece and a plurality of light source board, the bottom cover of this bulb housing is located at the top of this body, each light source board includes substrate and is arranged on led light source on this substrate lateral surface, it is characterized in that: this heat transfer piece comprises a plurality of side plates, the side plate of this heat transfer piece is disposed on the top of this body around the axis of this body, described substrate is separately fixed on the side plate of this heat transfer piece and is thermally coupled with the side plate of this heat transfer piece, the lateral surface of described substrate becomes the obtuse angle setting with the top of this body, and the side plate of this heat transfer piece and this body are thermally coupled.
2. wide-angle light emitting LED lamp according to claim 1, it is characterized in that: described substrate is up-narrow and down-wide trapezoidal or triangular plate structure.
3. wide-angle light emitting LED lamp according to claim 2 is characterized in that: the axis setting of relative its close this body in bottom in the top of described all substrates.
4. wide-angle light emitting LED lamp according to claim 1 is characterized in that: comprise the light source board more than three or three, these light source boards become the equal angles interval to arrange around the axis of this body.
5. wide-angle light emitting LED lamp according to claim 1, it is characterized in that: this heat transfer piece also comprises connecting portion, and this connecting portion is connected with described side plate one respectively, and the top of this connecting portion and this body is thermally coupled.
6. wide-angle light emitting LED lamp according to claim 1, it is characterized in that: this body also comprises radiating piece, the middle part of this radiating piece is positioned at the top of this body, and the middle part of this radiating piece and the connecting portion of this heat transfer piece are thermally coupled, and the marginal portion of this radiating piece is connected with extraneous.
7. wide-angle light emitting LED lamp according to claim 1, it is characterized in that: comprise four light source boards, described substrate is thin-slab structure, and the side plate of this heat transfer piece is the up-narrow and down-wide heat transfer plate similar to its hot linked substrate.
8. wide-angle light emitting LED lamp according to claim 1, it is characterized in that: this bulb housing is transparent configuration, and it is made by plastics or glass.
9. wide-angle light emitting LED lamp according to claim 1, it is characterized in that: each light source board is provided with the plurality of LEDs light source, and these led light sources are by the phosphor powder layer formation face illuminating source that is packaged together.
10. wide-angle light emitting LED lamp according to claim 1, it is characterized in that: described substrate is made by ceramic material, and described heat transfer plate is made by the good metal material of heat conduction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102805176A CN103353071A (en) | 2013-07-05 | 2013-07-05 | LED lamp emitting light in large angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102805176A CN103353071A (en) | 2013-07-05 | 2013-07-05 | LED lamp emitting light in large angle |
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| CN103353071A true CN103353071A (en) | 2013-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013102805176A Pending CN103353071A (en) | 2013-07-05 | 2013-07-05 | LED lamp emitting light in large angle |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696759A (en) * | 2015-03-27 | 2015-06-10 | 东莞市闻誉实业有限公司 | Novel LED lamp |
| CN105465632A (en) * | 2016-01-13 | 2016-04-06 | 漳州立达信光电子科技有限公司 | Led lamp |
| CN105485534A (en) * | 2016-01-28 | 2016-04-13 | 漳州立达信光电子科技有限公司 | LED filament lamp |
| WO2016065566A1 (en) * | 2014-10-30 | 2016-05-06 | 正屋(厦门)电子有限公司 | Bulb lamp structure |
| CN105805579A (en) * | 2016-01-18 | 2016-07-27 | 漳州立达信光电子科技有限公司 | Large-angle light-emitting LED filament lamp |
| CN107883214A (en) * | 2017-11-27 | 2018-04-06 | 刘大国 | A kind of luminous automobile-used LED bulb of wide-angle |
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| CN101315177A (en) * | 2007-11-23 | 2008-12-03 | 傅益民 | Novel high-power LED bulb |
| CN101440945A (en) * | 2007-11-19 | 2009-05-27 | 诠太企业有限公司 | Low wattage high-brightness lighting lamp |
| CN101963291A (en) * | 2009-07-21 | 2011-02-02 | 富准精密工业(深圳)有限公司 | Light source module |
| CN201858552U (en) * | 2010-10-18 | 2011-06-08 | 上海宏源照明电器有限公司 | Light-emitting device of semiconductor light source |
| CN202082656U (en) * | 2010-12-09 | 2011-12-21 | 黄赟山 | LED (Light-emitting Diode) lampwick and LED lamp bulb |
| CN202580865U (en) * | 2012-05-25 | 2012-12-05 | 山东浪潮华光照明有限公司 | LED (light emitting diode) bulb lamp with full spherical surface luminescence and effective heat radiation functions |
| CN202719404U (en) * | 2012-06-13 | 2013-02-06 | 佛山市方田科技有限公司 | Light-emitting diode (LED) lamp |
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2013
- 2013-07-05 CN CN2013102805176A patent/CN103353071A/en active Pending
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| CN101440945A (en) * | 2007-11-19 | 2009-05-27 | 诠太企业有限公司 | Low wattage high-brightness lighting lamp |
| CN101315177A (en) * | 2007-11-23 | 2008-12-03 | 傅益民 | Novel high-power LED bulb |
| CN101963291A (en) * | 2009-07-21 | 2011-02-02 | 富准精密工业(深圳)有限公司 | Light source module |
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| CN202580865U (en) * | 2012-05-25 | 2012-12-05 | 山东浪潮华光照明有限公司 | LED (light emitting diode) bulb lamp with full spherical surface luminescence and effective heat radiation functions |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016065566A1 (en) * | 2014-10-30 | 2016-05-06 | 正屋(厦门)电子有限公司 | Bulb lamp structure |
| JP2017501548A (en) * | 2014-10-30 | 2017-01-12 | 正屋（廈門）電子有限公司 | Bulb type lamp structure |
| CN104696759A (en) * | 2015-03-27 | 2015-06-10 | 东莞市闻誉实业有限公司 | Novel LED lamp |
| CN105465632A (en) * | 2016-01-13 | 2016-04-06 | 漳州立达信光电子科技有限公司 | Led lamp |
| CN105805579A (en) * | 2016-01-18 | 2016-07-27 | 漳州立达信光电子科技有限公司 | Large-angle light-emitting LED filament lamp |
| WO2017124784A1 (en) * | 2016-01-18 | 2017-07-27 | 漳洲立达信光电子科技有限公司 | Wide-angle light emitting led filament lamp |
| CN105485534A (en) * | 2016-01-28 | 2016-04-13 | 漳州立达信光电子科技有限公司 | LED filament lamp |
| CN107883214A (en) * | 2017-11-27 | 2018-04-06 | 刘大国 | A kind of luminous automobile-used LED bulb of wide-angle |
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Application publication date: 20131016 |