CN102121646A - High-efficiency heat dissipation LED projection lamp - Google Patents
High-efficiency heat dissipation LED projection lamp Download PDFInfo
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- CN102121646A CN102121646A CN2011100900266A CN201110090026A CN102121646A CN 102121646 A CN102121646 A CN 102121646A CN 2011100900266 A CN2011100900266 A CN 2011100900266A CN 201110090026 A CN201110090026 A CN 201110090026A CN 102121646 A CN102121646 A CN 102121646A
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- led
- radiating fin
- radiating
- heat dissipation
- conducting strip
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Abstract
The invention relates to the technical field of LED lighting devices, in particular to an LED projection lamp which improves the heat dissipation structure and improves the heat dissipation effect. The LED projection lamp comprises a conducting strip, an insulating piece and a lamp shade body, wherein the conducting strip is used for combining the whole lamp on an external power supply; one end of the insulating piece is connected with the conducting strip, while the other end is connected with the lamp shade body; an LED light source assembly is accommodated in the lamp shade body; the lamp shade body is formed by arranging and combining a plurality of independent heat dissipation fins at intervals; and the independent heat dissipation fins are provided with through holes and notches for increasing the heat dissipation area. In the invention, gaps for keeping the air ventilation are reserved between the lamp shade body heat dissipation fins, thereby the heat emission speed is greatly accelerated, and the heat dissipation efficiency is improved; and moreover, due to the adoption of the through holes and the notches for increasing the heat dissipation area on the heat dissipation fins, the heat dissipation efficiency is further improved, thus the service life of the LED lamp body can be effectively prolonged.
Description
Technical field
The present invention relates to LED lighting device technical field, be specifically related to a kind of LED projecting lamp that improves radiator structure and improve radiating effect.
Background technology
The semiconductor LED lighting source has advantages such as long, energy-conservation, environmental protection of life-span, rich color and microminiaturization and is called as light source of future generation and extremely arrives concern.Along with the continuous development of power-saving technology, the LED lamp will be the direction of following illuminating industry development.
Along with support and the popularization of country to the LED industry, LED also spreads on the various lighting devices gradually as the lighting of light source, and common have LED street lamp, LED Tunnel Lamp, LED fluorescent lamp, LED pendent lamp, LED projecting lamp or the like.
A principal element of present stage restriction LED light fixture technical development is dispelled the heat exactly, and industry is also constantly being improved the heat-dissipating structure of lighting.As the disclosed LED lamp of Chinese patent CN200510011451.6, it dispels the heat by the mode that connects a heat radiation plate in LED substrate bottom.But the radiating effect of this radiating mode is not fully up to expectations, and is very easily overheated and aging, influenced service life greatly.
And Chinese patent 200620131280.0 disclosed a kind of LED bulbs comprise a lamp holder, a radiator, a circuit arrangement and a LED lamp group, and above-mentioned radiator is to be combined between lamp holder and the LED lamp group, and the foregoing circuit device is arranged in the radiator.Described radiator is one to be provided with the hollow metallic conduit of a plurality of radiating fins, and the outside of described radiating fin hides by a skirt cover in addition and enclose, and forms the heat dissipation channel for circulation of air between described skirt cover and radiating fin.But the outer periderm one skirt cover of the radiating fin of this LED bulb hides and encloses, although fixedly the skirt cover can prevent to scald, has clearly weakened the Natural Heat Convection intensity of original lamp body, and radiating effect is also undesirable.
The LED transmission lamp that has the E27 conducting strip is an indoor application lighting more widely, and the heat radiation of this type of light fixture also is the problem of industry common concern.
Summary of the invention
Problem to be solved by this invention provides the LED projecting lamp that a kind of radiating fin structure is ingenious, lamp body structure is compact, radiating efficiency is high.
For solving the problems of the technologies described above, the present invention is achieved through the following technical solutions:
A kind of high-efficiency heat radiating LED projecting lamp comprises being used for whole lamp is combined in conducting strip on the extraneous power supply,
Insulating part, an end connects described conducting strip, and the other end connects lampshade, accommodates the led light source assembly in the lampshade, the heat dissipating housing of lampshade for being intervally arranged and being combined by a plurality of independently radiating fins.
L type breach is arranged on the radiating fin in the technique scheme, on the upper side edge of L type breach outstanding extension edge is arranged, the upper side edge of L type breach extends upward and is formed with vertical edges, the lower side of L type breach extends back and is formed with horizontal sides, have recess on the horizontal sides, described vertical edges and horizontal sides connect into radiating fin integral body by an arc limit.Have on the described radiating fin and be convenient to the through hole that circulation of air improves radiating efficiency, be formed with the arc-shaped notch that the expansion radiating surface reaches on the arc limit of described radiating fin.
Described led light source assembly includes the LED transmissive mirror of led light source chip and cooperated with LED light source, the LED transmissive mirror is installed on the fixed mount, described heat dissipating housing middle part is provided with a radiating fin retainer ring, be provided with conducting strip in the radiating fin retainer ring, be fixed on the conducting strip simultaneously on led light source chip and the fixed mount.
Radiating fin retainer ring periphery evenly has draw-in groove, and the vertical edges of described radiating fin is arranged in the draw-in groove of radiating fin retainer ring, and described heat dissipating housing is provided with a ring cowling, and the horizontal sides of radiating fin is connected on the ring cowling, makes it to become a complete projecting lamp.
The present invention compared with prior art has the following advantages:
1, the present invention's cover body that dispels the heat is spaced by a plurality of independently radiating fins and forms, and has the gap of the amount of maintaining the circulation of air between the radiating fin, accelerates heat greatly and distributes speed, has improved radiating efficiency, can effectively improve the service life of LED lamp body.
2, the present invention independently has the through hole that increases area of dissipation on the radiating fin, and the radiating fin arc also is provided with arc-shaped notch on the limit, and the structural design of independent radiating fin has increased area of dissipation, has also further improved radiating efficiency.
3, employing aluminum materials such as the conducting strip that radiating fin, led chip attached in the lamp body cover of the present invention, radiating fin retainer ring, ring cowling are made, and the heat that light source on the led chip can be sent fully distributes.
Description of drawings
Fig. 1 is a surface structure schematic diagram of the present invention;
Fig. 2 is the surface structure schematic diagram at another visual angle of the present invention;
Fig. 3 is a parts decomposing schematic representation of the present invention;
Fig. 4 is the independently heat radiation fin structure schematic diagram that the present invention forms heat dissipating housing.
Specific embodiments
Be further elaborated below by the radiator structure and the principle of specific embodiments and the drawings light fixture of the present invention:
A kind of high-efficiency heat radiating LED projecting lamp is by conducting strip 1, insulating part 2, lampshade.Conducting strip is used for whole lamp is combined in extraneous power supply, and conducting strip can be common E27 conducting strip, can also be the conducting strip of plug-in type, and it is that example describes that present embodiment adopts E27 conducting strip structure formula projecting lamp, referring to Fig. 1～4.
Conducting strip connects lampshade by insulating part 2, accommodates the led light source assembly in the lampshade.The heat dissipating housing 3 of lampshade of the present invention for being intervally arranged and combining by a plurality of independently radiating fins, the heat radiation cover body is spaced by a plurality of independently radiating fins and forms, there is the gap of the amount of maintaining the circulation of air between the radiating fin, accelerates heat greatly and distribute speed, improve radiating efficiency.
Radiating fin of the present invention is the lamellar body of special construction, L type breach is arranged on the radiating fin, outstanding extension edge 31 is arranged on the upper side edge of L type breach, the upper side edge of L type breach extends upward and is formed with vertical edges 32, the lower side of L type breach extends back and is formed with horizontal sides 33, have recess 331 on the horizontal sides 33, vertical edges 32 and horizontal sides 33 connect into radiating fin integral body by an arc limit.
Have on the radiating fin and be convenient to the through hole 34 that circulation of air improves radiating efficiency, be formed with the arc-shaped notch 35 that enlarges area of dissipation on the arc limit of described radiating fin.The led light source assembly includes the LED transmissive mirror 7 of led light source chip 5 and cooperated with LED light source, and LED transmissive mirror 7 is installed on the fixed mount 6; The heat dissipating housing middle part is provided with a radiating fin retainer ring 30, is provided with conducting strip 4 in the radiating fin retainer ring 30, is fixed on the conducting strip 4 on led light source chip 5 and the fixed mount 6.
Employing aluminum materials such as the conducting strip that the led light source chip attached in the present embodiment, fixed mount, radiating fin retainer ring are made, and the heat that light source on the led chip can be sent fully distributes.
For radiating fin is assembled into cover body, evenly establish draw-in groove in radiating fin retainer ring 30 peripheries, heat dissipating housing is provided with a ring cowling 8, the vertical edges 32 of radiating fin is arranged in the draw-in groove of radiating fin retainer ring 30, along last triangular shape projection in addition, the recess 331 on the described radiating fin horizontal sides 33 is stuck on the triangular shape projection in the ring cowling 8.Ring cowling 8 is all radiating fins 3 stationary positioned fully in addition like this, make it to become one independent whole.
LED projecting lamp lamp body cover of the present invention is assembled by the radiating fin that independently has through hole and pit on it, not only increased the area of dissipation of lamp body cover, and on the lamp body cover, be formed with the gapped of circulation of air, the very big radiating effect that has improved lamp body.
Claims (6)
1. a high-efficiency heat radiating LED projecting lamp comprises
One conducting strip (1) is used for whole lamp is combined in extraneous power supply,
One insulating part (2), an end connects described conducting strip, and the other end connects lampshade,
One lampshade is connected on the described insulator, accommodates the led light source assembly in the lampshade,
Its feature is being:
The heat dissipating housing (3) of described lampshade for being intervally arranged and combining by a plurality of independently radiating fins.
2. high-efficiency heat radiating LED projecting lamp according to claim 1, it is characterized in that being: L type breach is arranged on the described radiating fin, outstanding extension edge (31) is arranged on the upper side edge of L type breach, the upper side edge of L type breach extends upward and is formed with vertical edges (32), the lower side of L type breach extends back and is formed with horizontal sides (33), have recess (331) on the horizontal sides (33), described vertical edges (32) and horizontal sides (33) connect into radiating fin integral body by an arc limit.
3. high-efficiency heat radiating LED projecting lamp according to claim 2, it is characterized in that being: have on the described radiating fin and be convenient to the through hole (34) that circulation of air improves radiating efficiency, form on the arc limit of described radiating fin and enlarge the arc-shaped notch (35) that radiating surface reaches.
4. according to each described high-efficiency heat radiating LED projecting lamp of claim 1～3, it is characterized in that being: described led light source assembly includes the LED transmissive mirror (7) of led light source chip (5) and cooperated with LED light source, LED transmissive mirror (7) is installed on the fixed mount (6)
Described heat dissipating housing middle part is provided with a radiating fin retainer ring (30), is provided with conducting strip (4) in the radiating fin retainer ring (30), is fixed on simultaneously on the conducting strip (4) on led light source chip (5) and the fixed mount (6).
5. high-efficiency heat radiating LED projecting lamp according to claim 4, it is characterized in that being: radiating fin retainer ring (30) periphery evenly has draw-in groove, the vertical edges of described radiating fin (32) is arranged in the draw-in groove of radiating fin retainer ring (30), described heat dissipating housing is provided with a ring cowling (8), the horizontal sides of radiating fin (33) is connected on the ring cowling (8), makes it to become a complete projecting lamp.
6. high-efficiency heat radiating LED projecting lamp according to claim 5 is characterized in that being: along last triangular shape projection in addition, the recess (331) on the described radiating fin horizontal sides (33) is stuck on the triangular shape projection in the described ring cowling (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100900266A CN102121646A (en) | 2011-04-12 | 2011-04-12 | High-efficiency heat dissipation LED projection lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100900266A CN102121646A (en) | 2011-04-12 | 2011-04-12 | High-efficiency heat dissipation LED projection lamp |
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| CN102121646A true CN102121646A (en) | 2011-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011100900266A Pending CN102121646A (en) | 2011-04-12 | 2011-04-12 | High-efficiency heat dissipation LED projection lamp |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102980050A (en) * | 2011-09-05 | 2013-03-20 | 王宇 | Ternary heat dissipation high-power light emitting diode (LED) lamp |
| WO2013131376A1 (en) * | 2012-03-07 | 2013-09-12 | 厦门天力源光电科技有限公司 | Led lamp |
| CN104136832A (en) * | 2012-02-20 | 2014-11-05 | 夏普株式会社 | Lighting device |
| CN105987318A (en) * | 2015-01-29 | 2016-10-05 | 全亿大科技（佛山）有限公司 | Led lamp |
| CN109157668A (en) * | 2017-07-11 | 2019-01-08 | 河北艾业科技发展有限公司 | A kind of clear bacterium deodorizing device of nano photo-catalytic |
| CN109611704A (en) * | 2018-12-10 | 2019-04-12 | 中山市群狼照明科技有限公司 | One bulb bubble |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101403492A (en) * | 2008-11-07 | 2009-04-08 | 黄崇贤 | Radiating module with fins embedded in ring shape |
-
2011
- 2011-04-12 CN CN2011100900266A patent/CN102121646A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101403492A (en) * | 2008-11-07 | 2009-04-08 | 黄崇贤 | Radiating module with fins embedded in ring shape |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102980050A (en) * | 2011-09-05 | 2013-03-20 | 王宇 | Ternary heat dissipation high-power light emitting diode (LED) lamp |
| CN104136832A (en) * | 2012-02-20 | 2014-11-05 | 夏普株式会社 | Lighting device |
| CN104136832B (en) * | 2012-02-20 | 2017-07-25 | 夏普株式会社 | Lighting device |
| WO2013131376A1 (en) * | 2012-03-07 | 2013-09-12 | 厦门天力源光电科技有限公司 | Led lamp |
| CN105987318A (en) * | 2015-01-29 | 2016-10-05 | 全亿大科技（佛山）有限公司 | Led lamp |
| CN109157668A (en) * | 2017-07-11 | 2019-01-08 | 河北艾业科技发展有限公司 | A kind of clear bacterium deodorizing device of nano photo-catalytic |
| CN109611704A (en) * | 2018-12-10 | 2019-04-12 | 中山市群狼照明科技有限公司 | One bulb bubble |
| CN109611704B (en) * | 2018-12-10 | 2024-01-26 | 中山市一群狼照明科技有限公司 | Ball bubble |
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| CB03 | Change of inventor or designer information |
Inventor after: He Zhongyong Inventor after: Chen Gaoshan Inventor after: Jiang Honghui Inventor before: He Zhongyong |
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Free format text: CORRECT: INVENTOR; FROM: HE ZHONGYONG TO: HE ZHONGYONG CHEN GAOSHAN JIANG HONGHUI |
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Application publication date: 20110713 |