CN201973598U - Efficient heat dissipating LED (light-emitting diode) projection lamp - Google Patents
Efficient heat dissipating LED (light-emitting diode) projection lamp Download PDFInfo
- Publication number
- CN201973598U CN201973598U CN2011201041886U CN201120104188U CN201973598U CN 201973598 U CN201973598 U CN 201973598U CN 2011201041886 U CN2011201041886 U CN 2011201041886U CN 201120104188 U CN201120104188 U CN 201120104188U CN 201973598 U CN201973598 U CN 201973598U
- Authority
- CN
- China
- Prior art keywords
- led
- heat dissipating
- radiating fin
- radiating
- conducting strip
- 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
Links
Images
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model relates to the technical field of LED (light-emitting diode) lighting devices, in particular to an LED projection lamp which has an improved heat dissipating structure and can improve the heat dissipating effect. The LED projection lamp comprises a conducting strip, an insulating part and a lamp cover body, wherein the conducting strip is used for combining the whole lamp on an external power source; one end of the insulating part is connected with the conducting strip; the other end of the insulating part is connected with the lamp cover body; an LED light source module is contained in the lamp cover body; and the lamp cover body is formed by arranging a plurality of independent heat dissipating fins at intervals. Through holes and pits which are used for increasing the heat dissipating area are arranged on the independent heat dissipating fins. Gaps which keep the air circulation quantity exist among the heat dissipating fins of the lamp cover body so as to greatly accelerate the heat dissipating speed and improve the heat dissipating efficiency; and through holes and pits which are used for increasing the heat dissipating area are arranged on the independent heat dissipating fins also further improve the heat dissipating efficiency and can effectively prolong the service life of the LED lamp body.
Description
Technical field
The utility model relates to LED lighting device technical field, is 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 in the utility model 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 utility model 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, being formed with on the arc limit of described radiating fin also has the arc-shaped notch that enlarges area of dissipation.
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, the heat dissipating housing middle part is provided with a radiating fin retainer ring, be provided with conducting strip in the radiating fin retainer ring, the led light source chip is fixed on the conducting strip, and the LED transmissive mirror that a location cover plate will be installed on the fixed mount is positioned in the heat dissipating housing.
Radiating fin retainer ring periphery evenly has draw-in groove, and described heat dissipating housing is provided with a ring cowling, and the vertical edges of described radiating fin is arranged in the draw-in groove of radiating fin retainer ring, and the horizontal sides of radiating fin (33) is connected on the ring cowling.Along last triangular shape projection in addition, the recess (331) on the described radiating fin horizontal sides is stuck on the triangular shape projection in the ring cowling.
The utility model compared with prior art has the following advantages:
1, the utility model heat radiation cover body 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, improves radiating efficiency, the service life of effectively improving the LED lamp body.
2, the utility model independently has the through hole that increases area of dissipation on the radiating fin, and the radiating fin arc also is provided with pit 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 utility model lamp body cover, 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 the utility model surface structure schematic diagram;
Fig. 2 is the surface structure schematic diagram at another visual angle of the utility model;
Fig. 3 is the utility model parts decomposing schematic representations;
Fig. 4 is the independently heat radiation fin structure schematic diagram that the utility model is formed heat dissipating housing.
Specific embodiments
Be further elaborated below by the radiator structure and the principle of specific embodiments and the drawings the utility model light fixture:
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 the utility model lampshade 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 utility model is the structure 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, being formed with on the arc limit of described radiating fin also has the arc-shaped notch 35 that enlarges area of dissipation.The 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, the heat dissipating housing middle part is provided with a radiating fin retainer ring 30, be provided with conducting strip 4 in the radiating fin retainer ring 30, led light source chip 5 is fixed on the conducting strip, and the LED transmissive mirror 7 that a location cover plate 8 will be installed on the fixed mount 6 is positioned in the heat dissipating housing.Employing aluminum materials such as the conducting strip that led chip attached in the present embodiment, radiating fin retainer ring, ring cowling 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 9, 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 9.
The utility model LED projecting lamp lamp body cover 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, being formed with on the arc limit of described radiating fin also has the arc-shaped notch (35) that enlarges area of dissipation.
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), and led light source chip (5) is fixed on the conducting strip,
The LED transmissive mirror (7) that one location cover plate (8) will be installed on the fixed mount (6) is positioned in the heat dissipating housing.
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, described heat dissipating housing is provided with a ring cowling (9), the vertical edges of described radiating fin (32) is arranged in the draw-in groove of radiating fin retainer ring (30), and the horizontal sides of radiating fin (33) is connected on the ring cowling.
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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201041886U CN201973598U (en) | 2011-04-12 | 2011-04-12 | Efficient heat dissipating LED (light-emitting diode) projection lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201041886U CN201973598U (en) | 2011-04-12 | 2011-04-12 | Efficient heat dissipating LED (light-emitting diode) projection lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201973598U true CN201973598U (en) | 2011-09-14 |
Family
ID=44578700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201041886U Expired - Fee Related CN201973598U (en) | 2011-04-12 | 2011-04-12 | Efficient heat dissipating LED (light-emitting diode) projection lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201973598U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494288A (en) * | 2011-12-23 | 2012-06-13 | 上海欣丰电子有限公司 | Light-emitting diode (LED) reflector lamp with fins capable of radiating heat |
| CN102537788A (en) * | 2011-12-29 | 2012-07-04 | 东莞市贻嘉光电科技有限公司 | Focusable projection lamp |
| CN104061547A (en) * | 2014-06-24 | 2014-09-24 | 宋晓伟 | Patio lamp with conductive connecting rod |
-
2011
- 2011-04-12 CN CN2011201041886U patent/CN201973598U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494288A (en) * | 2011-12-23 | 2012-06-13 | 上海欣丰电子有限公司 | Light-emitting diode (LED) reflector lamp with fins capable of radiating heat |
| CN102537788A (en) * | 2011-12-29 | 2012-07-04 | 东莞市贻嘉光电科技有限公司 | Focusable projection lamp |
| CN104061547A (en) * | 2014-06-24 | 2014-09-24 | 宋晓伟 | Patio lamp with conductive connecting rod |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20100053966A1 (en) | Led lamp and heat-dissipating waterproof cover thereof | |
| CN102121646A (en) | High-efficiency heat dissipation LED projection lamp | |
| CN201973598U (en) | Efficient heat dissipating LED (light-emitting diode) projection lamp | |
| CN203131506U (en) | Light-emitting diode (LED) lamp with heat dissipated from multiple side edges | |
| CN202484734U (en) | LED (light-emitting diode) reflector lamp with cooling fins | |
| US8789976B2 (en) | Integrated multi-layered illuminating unit and integrated multi-layered illuminating assembling unit | |
| CN201909294U (en) | Heat radiation assembly structure of light emitting diode (LED) street lamp | |
| CN202082745U (en) | LED streetlamp | |
| CN102494252A (en) | Light-emitting diode (LED) lamp | |
| CN203703732U (en) | LED (light-emitting diode) lamp for filling station | |
| CN202149404U (en) | Large-power LED (light-emitting diode) projection lamp | |
| CN203215473U (en) | High-efficient heat-radiating integrated guardrail LED (light emitting diode) streetlamp structure | |
| CN102494288B (en) | Light-emitting diode (LED) reflector lamp with fins capable of radiating heat | |
| CN202177079U (en) | High-power LED (light-emitting diode) guide rail lamp | |
| CN201944600U (en) | LED (Light Emitting Diode) lamp with good heat dissipation | |
| CN203571681U (en) | Radiator for LED lamp | |
| CN103822112A (en) | LED (light emitting diode) light source with jet radiating function | |
| CN205037183U (en) | LED street lamp lamp holder with ultra -long life | |
| CN102410461A (en) | Long strip LED (light emitting diode) lamp | |
| CN203686953U (en) | Heat dissipating device for integrated high-power LED (Light Emitting Diode) lamps and LED lamps | |
| CN203453932U (en) | LED (light-emitting diode) street lamp | |
| CN109027715B (en) | LED lamp tube for landscape lighting | |
| CN202580761U (en) | Novel tube lamp | |
| CN202165921U (en) | High-power light-emitting diode (LED) projection lamp | |
| CN102155727A (en) | LED (light emitting diode) pluggable pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110914 Termination date: 20130412 |