CN204986704U - Effective cooling type LED street lamp - Google Patents
Effective cooling type LED street lamp Download PDFInfo
- Publication number
- CN204986704U CN204986704U CN201520756763.9U CN201520756763U CN204986704U CN 204986704 U CN204986704 U CN 204986704U CN 201520756763 U CN201520756763 U CN 201520756763U CN 204986704 U CN204986704 U CN 204986704U
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- Prior art keywords
- heat
- groove
- conducting plate
- mounting groove
- lamp housing
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Abstract
The utility model discloses an effective cooling type LED street lamp, including the lamp body, the bottom of lamp body is provided with the mounting groove install the heat -conducting plate in the mounting groove, the heat -conducting plate has projecting part, projecting part has a first mounting groove be provided with drive power supply in the first mounting groove, the lamp holder board is installed to the below of heat -conducting plate, the equipartition has an embedded groove on the face of lamp holder board be provided with LED in the embedded groove, LED connects drive power supply, the below of lamp holder board is provided with the light -passing board, the both sides face of lamp body is provided with the recess, the tank bottom of recess is provided with logical groove it is provided with radiating fin to lead to the inslot, the device can pass through the heat that LED sent heat -conducting plate transmission back, goes on directly giving off through radiating fin, increases the thermal run -away rate, avoids the heat to pile up in the lamp body, prolongs the life of this device.
Description
Technical field
The utility model relates to a kind of high-efficient heat-dissipating LED street lamp.
Background technology
At present, because LED light source has the advantage such as energy-saving and environmental protection, longevity, be therefore widely used in outdoor illumination field, especially for the street lamp that electric consumption on lighting proportion is larger.
On the substrate (as aluminium base) of the most weld metal material of the LED of all LED street lamp in the market.The sinking path of whole street lamp: outside LED → pcb board (aluminium base) → thermal conductive insulation glue → metal shell → lamp body, although the metal substrates such as aluminium base have very excellent heat conductivility and the electrical insulation properties of high strength, but sinking path is oversize, the heat that LED produces not easily is got rid of, LED junction temperature is caused to raise, the rising of LED junction temperature can make the current amplification factor of transistor increase sharply, collector current is caused to increase, make again junction temperature raise further, finally cause LED light to be imitated and decline until lost efficacy.In addition, LED street lamp works under being in high temperature for a long time, can cause the bad phenomenon such as the insulating properties of street lamp are degenerated, the heat ageing of component damage, material, low melting point weld cracking, solder joint come off.
Radiating treatment has become one of vital challenge in LED street lamp design, namely tighten at framework, when operating space is more and more less, how to solve the heat radiation of LED, the heat that PN junction is produced can distribute as soon as possible, not only can improve the luminous efficiency of product, also improve reliability and the life-span of product simultaneously.In view of the requirement of LED to radiating condition is higher, the limit value if PN junction junction temperature is above standard, LED will aggravate light decay, reduces luminous efficiency, even quits work.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of high-efficient heat-dissipating LED street lamp, after the heat that LED can send by this device is transmitted by heat-conducting plate, directly distributed by radiating fin, increase hot emission rate, avoid heat to pile up in lamp housing, extend the service life of this device.
For solving the problem, the utility model adopts following technical scheme:
A kind of high-efficient heat-dissipating LED street lamp, comprise lamp housing, the bottom of described lamp housing is provided with mounting groove, in described mounting groove, heat-conducting plate is installed, described heat-conducting plate has projection, described projection has the first mounting groove, driving power is provided with in described first mounting groove, the below of described heat-conducting plate is provided with base plate, the plate face of described base plate is evenly equipped with embedded groove, LED is provided with in described embedded groove, described LED connects described driving power, the below of described base plate is provided with light-passing board, described light-passing board, base plate, the screw of more than four is combined with between heat-conducting plate and lamp housing, the two sides of described lamp housing are provided with groove, the bottom land of described groove is provided with groove, described groove is through to described mounting groove, radiating fin is provided with in described groove, described radiating fin is positioned at that one end of described mounting groove and described heat-conducting plate offsets, described radiating fin extends to described groove outside away from that one end of described heat-conducting plate, formed between described radiating fin and described groove and seal.
As preferred technical scheme, described heat-conducting plate is provided with radiating groove on that end face of described base plate, in described radiating groove, be provided with thermal paste, and described thermal paste and described base plate offset.
As preferred technical scheme, the top of described lamp housing fastens heat sink.
As preferred technical scheme, described light-passing board is high transmission rate PVC board.
As preferred technical scheme, described lamp housing is connected with a link, is combined with deep floor between described link and described lamp housing, and described deep floor annular is provided with more than three pieces.
The beneficial effects of the utility model are: after the heat that LED can send by this device is transmitted by heat-conducting plate, directly distributed by radiating fin, increase hot emission rate, avoid heat to pile up in lamp housing, extend the service life of this device.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is detonation configuration schematic diagram of the present utility model;
Fig. 2 is the upward view of heat-conducting plate;
Fig. 3 is the upward view of base plate.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, to make advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus more explicit defining is made to protection domain of the present utility model.
Consult Fig. 1, a kind of high-efficient heat-dissipating LED street lamp shown in Fig. 2 and Fig. 3, comprise lamp housing 1, the bottom of described lamp housing 1 is provided with mounting groove (not shown), heat-conducting plate 2 is installed in described mounting groove, described heat-conducting plate 2 has projection 3, described projection 3 has the first mounting groove 301, driving power 4 is provided with in described first mounting groove 301, the below of described heat-conducting plate 2 is provided with base plate 5, the plate face of described base plate 5 is evenly equipped with embedded groove 501, LED6 is provided with in described embedded groove 501, described LED6 connects described driving power 4, the below of described base plate 5 is provided with light-passing board 7, described light-passing board 7, base plate 5, the screw 8 of more than four is combined with between heat-conducting plate 2 and lamp housing 1, the two sides of described lamp housing 1 are provided with groove 111, the bottom land of described groove 111 is provided with groove (not shown), described groove is through to described mounting groove, radiating fin 9 is provided with in described groove, described radiating fin 9 is positioned at that one end of described mounting groove and described heat-conducting plate 2 offsets, described radiating fin 9 extends to described groove 111 outside away from that one end of described heat-conducting plate 2, formed between described radiating fin 9 and described groove and seal.
A preferred embodiment in the utility model, described heat-conducting plate 2 is provided with radiating groove 211 on that end face of described base plate 5, is provided with thermal paste (not shown) in described radiating groove 211, and described thermal paste and described base plate offset.
A preferred embodiment in the utility model, the top of described lamp housing 1 fastens heat sink 121.
A preferred embodiment in the utility model, described light-passing board 7 is high transmission rate PVC board.
A preferred embodiment in the utility model, described lamp housing 1 is connected with a link 10, is combined with deep floor 11 between described link 10 and described lamp housing 1, and described deep floor 11 annular is provided with four pieces.
The beneficial effects of the utility model are: after the heat that LED can send by this device is transmitted by heat-conducting plate, directly distributed by radiating fin, increase hot emission rate, avoid heat to pile up in lamp housing, extend the service life of this device.
The above, be only detailed description of the invention of the present utility model, but protection domain of the present utility model is not limited thereto, and any change of expecting without creative work or replacement, all should be encompassed within protection domain of the present utility model.Therefore, the protection domain that protection domain of the present utility model should limit with claims is as the criterion.
Claims (5)
1. a high-efficient heat-dissipating LED street lamp, it is characterized in that: comprise lamp housing, the bottom of described lamp housing is provided with mounting groove, in described mounting groove, heat-conducting plate is installed, described heat-conducting plate has projection, described projection has the first mounting groove, driving power is provided with in described first mounting groove, the below of described heat-conducting plate is provided with base plate, the plate face of described base plate is evenly equipped with embedded groove, LED is provided with in described embedded groove, described LED connects described driving power, the below of described base plate is provided with light-passing board, described light-passing board, base plate, the screw of more than four is combined with between heat-conducting plate and lamp housing, the two sides of described lamp housing are provided with groove, the bottom land of described groove is provided with groove, described groove is through to described mounting groove, radiating fin is provided with in described groove, described radiating fin is positioned at that one end of described mounting groove and described heat-conducting plate offsets, described radiating fin extends to described groove outside away from that one end of described heat-conducting plate, formed between described radiating fin and described groove and seal.
2. high-efficient heat-dissipating LED street lamp according to claim 1, is characterized in that: described heat-conducting plate is provided with radiating groove on that end face of described base plate, in described radiating groove, be provided with thermal paste, and described thermal paste and described base plate offset.
3. high-efficient heat-dissipating LED street lamp according to claim 1, is characterized in that: the top of described lamp housing fastens heat sink.
4. high-efficient heat-dissipating LED street lamp according to claim 1, is characterized in that: described light-passing board is high transmission rate PVC board.
5. high-efficient heat-dissipating LED street lamp according to claim 1, is characterized in that: described lamp housing is connected with a link, is combined with deep floor between described link and described lamp housing, and described deep floor annular is provided with more than three pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520756763.9U CN204986704U (en) | 2015-09-28 | 2015-09-28 | Effective cooling type LED street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520756763.9U CN204986704U (en) | 2015-09-28 | 2015-09-28 | Effective cooling type LED street lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204986704U true CN204986704U (en) | 2016-01-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520756763.9U Expired - Fee Related CN204986704U (en) | 2015-09-28 | 2015-09-28 | Effective cooling type LED street lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204986704U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109951959A (en) * | 2019-04-30 | 2019-06-28 | 上海外高桥造船有限公司 | Integrated circuit board is tested in mechanical automation |
| CN109983272A (en) * | 2016-11-18 | 2019-07-05 | 昕诺飞控股有限公司 | Lighting module, the lamps and lanterns including lighting module and the method being mounted on lighting module in lamps and lanterns |
-
2015
- 2015-09-28 CN CN201520756763.9U patent/CN204986704U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109983272A (en) * | 2016-11-18 | 2019-07-05 | 昕诺飞控股有限公司 | Lighting module, the lamps and lanterns including lighting module and the method being mounted on lighting module in lamps and lanterns |
| CN109951959A (en) * | 2019-04-30 | 2019-06-28 | 上海外高桥造船有限公司 | Integrated circuit board is tested in mechanical automation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20180928 |