CN205350908U - Be applied to liquid cooling type LED lamps and lanterns module of street lamp or industrial and mining lamp - Google Patents
Be applied to liquid cooling type LED lamps and lanterns module of street lamp or industrial and mining lamp Download PDFInfo
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- CN205350908U CN205350908U CN201620123773.3U CN201620123773U CN205350908U CN 205350908 U CN205350908 U CN 205350908U CN 201620123773 U CN201620123773 U CN 201620123773U CN 205350908 U CN205350908 U CN 205350908U
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- lamp
- liquid cooling
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- light fixture
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Abstract
The utility model discloses a be applied to liquid cooling type LED lamps and lanterns module of street lamp or industrial and mining lamp, including lamp body, light source and lens, the light source is installed at the lamp body downside, lens fixation is at the lamp body downside, and lies in the light source below, and is sealed fixed between lens and the lamp body, and forms the cooling sap cavity between the two, and the coolant liquid intracavity has poured into the coolant liquid, still install the breather valve on the lamp body, the breather valve extends to the coolant liquid intracavity, and is used for the pressure between the balanced cooling sap cavity and the external world, the lamp body upside still is provided with a plurality of radiating fin, the lamp holder that the lamp body upside still was provided with the power storehouse that holds the power and was connected to the lamp stand, the lamp holder sets up the upper end in the power storehouse, this be applied to liquid cooling type LED lamps and lanterns module of street lamp or industrial and mining lamp effectively improves the lamps and lanterns radiating efficiency, reduces LED light source PN junction temperature, can effectively improve light service life.
Description
Technical field
This utility model relates to LED technology field, specifically a kind of liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp.
Background technology
LED, as forth generation lighting source, has light efficiency height, life-span length, responds the features such as fast and environmental protection, but replacing traditional light source completely also faces many technological difficulties, and wherein heat dissipation problem is an important factor in order of restriction LED lamp development.
LED is the semiconductor device of a kind of solid-state, and it directly can be converted into light electricity.LED has that volume is little, power consumption is low, long service life, high brightness, low in calories, environmental protection, the plurality of advantages such as sturdy and durable, this makes LED light source have big advantage in face of conventional light source, thus is widely used.But low in calories is comparatively speaking, it is contemplated that existing photoelectric transformation efficiency, when being applied to illuminate, the surface area of LED chip is less, and during work, electric current density is big, causes that chip heat generation density is high.And junction temperature rising can cause that light output reduces, chip is accelerated to degrade, and shortens device lifetime.Light emitting diode drifts about to long wave direction with the rising of junction temperature, if to consider the harmful effect drifted about of checking colors in practical application, maximum junction temperature also to be limited by thermal design.Therefore, how to improve the heat dispersion of LED lamp module, be the popular research direction of LED field, be also a great problem.
Utility model content
The purpose of this utility model is in that to provide a kind of liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, this utility model provides following technical scheme:
A kind of liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp, including lamp housing, light source and lens；Described light source is arranged on the downside of lamp housing；Described lens are fixed on the downside of lamp housing, and it is positioned at below light source, seal fixing between lens and lamp housing, and form cooling sap cavity between the two, coolant intra-bladder instillation has coolant, being also equipped with breather valve on described lamp housing, breather valve extends to coolant intracavity, and for balancing the pressure between cooling sap cavity and the external world；Being additionally provided with multiple radiating fin on the upside of described lamp housing, be additionally provided with the power storehouse holding power supply and the lamp holder being connected to lamp socket on the upside of described lamp housing, described lamp holder is arranged on the upper end of power storehouse.
As further program of the utility model: the material of described lamp housing is aluminium alloy.
As this utility model further scheme: described light source adopts 3535 lamp bead of single 1W, 3030 lamp bead of single 1W or COB light source.
As this utility model further scheme: the material of described lens is PC, acrylic or glass.
As this utility model further scheme: described coolant adopts dimethicone, pure water or white oil.
As this utility model further scheme: described radiating fin and lamp housing are integral type structure.
As this utility model further scheme: described power storehouse is arranged between radiating fin, all of radiating fin is centrosymmetric distribution along power storehouse.
As this utility model further scheme: described lamp holder is E40 lamp holder.
Compared with prior art, the beneficial effects of the utility model are:
1, the PN junction structures shape of LED is except the power being converted into light, and all the other overwhelming majority power are converted into heat, and heat can not be will result in chip decay and color drifting problem by effective derive from PN junction.This liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp is effectively improved light fixture radiating efficiency, reduces LED light source PN junction temperature, it is possible to be effectively improved lamp life.While simultaneously coolant possesses heat-sinking capability, in lamp temperatures process jumpy can also its cushioning effect, reduce the impact to the LED light source life-span of the thermal shock process.
2, owing to LED chip, package support, circuit board, outside lamp housing have been respectively adopted unlike material, in temperature changing process, the coefficient of expansion is had nothing in common with each other, and there will be different size of gap after life-time service, and the appearance in gap can cause obvious thermal resistance.This is applied to the liquid cooling LED light fixture module of street lamp or bulkhead lamp by introducing coolant, although the gap that coefficient of expansion difference causes can not directly be solved, but can effectively reduce gap size, coolant heat conductivity is higher than air simultaneously, therefore coolant can also provide higher heat conductivity in the gap occurred.
3, the light in LED chip, when by the interface of different densities, light efficiency has significantly sacrificing.This liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp adopts the coolant of high index of refraction to soak LED, it is effectively increased light extraction efficiency, cooling liquid part changes LED light spectrum simultaneously, improves color rendering index, for the observation of object being had obvious help in driver driving and operation.
4, this liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp is provided with breather valve, air is extruded when expansion of liquids, after liquid cools down, suck air and maintain air pressure balance, prevent that light fixture breaks, coolant leaks outside situation, coolant is made effectively to be saved in lamp interior, will not leakage contribution surrounding enviroment.
5, the lens of this liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp adopt PC, acrylic or glass material, and these materials are respectively provided with higher heat resistance, hot operation safety, additionally adopt PC or acrylic also to have not breakable advantage.
6, the coolant of this liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp selects dimethicone, pure water or white oil, and these are all liquid that human body and Environmental security is harmless, light fixture scrap after can the recovery of safety, be conducive to environmental conservation.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the sectional structure schematic diagram of Fig. 1.
Fig. 3 is plan structure schematic diagram of the present utility model.
Fig. 4 is that this utility model looks up structural representation when being applied to street lamp.
Fig. 5 is this utility model scheme of installation when being applied to street lamp.
Fig. 6 is that this utility model looks up structural representation when being applied to bulkhead lamp.
In figure: 1-lamp housing, 2-radiating fin, 3-power storehouse, 4-lamp holder, 5-breather valve, 6-light source, 7-lens, 8-cool down sap cavity.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
Referring to Fig. 1～6, in this utility model embodiment, a kind of liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp, including lamp housing 1, light source 6 and lens 7；Described light source 6 is arranged on the downside of lamp housing 1, it is preferred that the material of described lamp housing 1 is aluminium alloy, and described light source 6 adopts 3535 lamp bead of single 1W, 3030 lamp bead of single 1W or COB light source；Described lens 7 are fixed on the downside of lamp housing 1, and it is positioned at below light source 6, seal fixing between lens 7 and lamp housing 1, and form cooling sap cavity 8 between the two, in cooling sap cavity 8, be perfused with coolant, described lamp housing 1 is also equipped with breather valve 5, breather valve 5 extends in cooling sap cavity 8, and for balancing the pressure between cooling sap cavity 8 and the external world, it is preferred that, the material of described lens 7 is PC, acrylic or glass, and described coolant adopts dimethicone, pure water or white oil；Multiple radiating fin 2 it is additionally provided with on the upside of described lamp housing 1, preferably, described radiating fin 2 is integral type structure with lamp housing 1, the power storehouse 3 holding power supply and the lamp holder 4 being connected to lamp socket it is additionally provided with on the upside of described lamp housing 1, described power storehouse 3 is arranged between radiating fin 2, and all of radiating fin 2 is centrosymmetric distribution along power storehouse 3, and described lamp holder 4 is arranged on the upper end of power storehouse 3, preferably, described lamp holder 4 is E40 lamp holder.
This liquid cooling LED light fixture module is applicable to street lamp or bulkhead lamp.Fig. 4 is this liquid cooling LED light fixture module luminous intensity distribution figure (looking up viewing from bottom to top) when being applied to street lamp, design sketch (overlooking viewing from the top down) is installed when Fig. 5 is applied to street lamp for this liquid cooling LED light fixture module, power supply may be mounted in the power storehouse 3 of this liquid cooling LED light fixture module, it is also possible to is arranged in street lamp framework.Fig. 6 is this liquid cooling LED light fixture module luminous intensity distribution figure (looking up viewing from bottom to top) when being applied to bulkhead lamp, and power supply is arranged in industrial and mineral lamp housing or is arranged in the power storehouse 3 of this liquid cooling LED light fixture module.
Operation principle of the present utility model is: described liquid cooling LED light fixture module is by different lens 7 luminous intensity distributions, street lamp or bulkhead lamp can be applicable to, when assembling street lamp, this module is arranged in street lamp framework, power supply may be mounted in the power storehouse 3 of this liquid cooling LED light fixture module, it is also possible to is arranged in street lamp framework, and street lamp framework is by adopting the materials such as aluminum conjunction, rustless steel, being made by techniques such as stretching, die casting, street lamp framework coordinates, with this module and power supply, the street lamp formed.This is applied to the liquid cooling LED light fixture module of street lamp or bulkhead lamp, the coolant that the heat that its light source 6 produces in the course of the work passes in the lamp housing 1 and cooling sap cavity 8 that aluminium alloy makes is dispelled the heat, by irrigating coolant, strengthening the heat-sinking capability of this LED lamp module greatly, lamp housing 1 improves its heat-sinking capability by radiating fin 2.It is arranged on the breather valve 5 on lamp housing 1 for balancing the pressure between cooling sap cavity 8 and the external world, it is to avoid because of the situation that pressure imbalance causes light fixture to break, coolant leaks outside.
The PN junction structures shape of LED is except the power being converted into light, and all the other overwhelming majority power are converted into heat, and heat can not be will result in chip decay and color drifting problem by effective derive from PN junction.This liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp is effectively improved light fixture radiating efficiency, reduces LED light source PN junction temperature, it is possible to be effectively improved lamp life.While simultaneously coolant possesses heat-sinking capability, in lamp temperatures process jumpy can also its cushioning effect, reduce the impact to the LED light source life-span of the thermal shock process.
Owing to LED chip, package support, circuit board, outside lamp housing have been respectively adopted unlike material, in temperature changing process, the coefficient of expansion is had nothing in common with each other, and there will be different size of gap after life-time service, and the appearance in gap can cause obvious thermal resistance.This is applied to the liquid cooling LED light fixture module of street lamp or bulkhead lamp by introducing coolant, although the gap that coefficient of expansion difference causes can not directly be solved, but can effectively reduce gap size, coolant heat conductivity is higher than air simultaneously, therefore coolant can also provide higher heat conductivity in the gap occurred.
Light in LED chip, when by the interface of different densities, light efficiency has significantly sacrificing.This liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp adopts the coolant of high index of refraction to soak LED, it is effectively increased light extraction efficiency, cooling liquid part changes LED light spectrum simultaneously, improves color rendering index, for the observation of object being had obvious help in driver driving and operation.
This liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp is provided with breather valve, air is extruded when expansion of liquids, after liquid cools down, suck air and maintain air pressure balance, prevent that light fixture breaks, coolant leaks outside situation, coolant is made effectively to be saved in lamp interior, will not leakage contribution surrounding enviroment.
The lens of this liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp adopt PC, acrylic or glass material, and these materials are respectively provided with higher heat resistance, hot operation safety, additionally adopt PC or acrylic also to have not breakable advantage.
The coolant of this liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp selects dimethicone, pure water or white oil, and these are all liquid that human body and Environmental security is harmless, light fixture scrap after can the recovery of safety, be conducive to environmental conservation.
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and when without departing substantially from spirit of the present utility model or basic feature, it is possible to realize this utility model in other specific forms.Therefore, no matter from which point, embodiment all should be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims rather than described above, it is intended that all changes in the implication of the equivalency dropping on claim and scope included in this utility model.Any accompanying drawing labelling in claim should be considered as the claim that restriction is involved.
In addition, it is to be understood that, although this specification is been described by according to embodiment, but not each embodiment only comprises an independent technical scheme, this narrating mode of description is only for clarity sake, description should be made as a whole by those skilled in the art, and the technical scheme in each embodiment through appropriately combined, can also form other embodiments that it will be appreciated by those skilled in the art that.
Claims (8)
1. the liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp, it is characterised in that include lamp housing (1), light source (6) and lens (7)；Described light source (6) is arranged on lamp housing (1) downside；Described lens (7) are fixed on lamp housing (1) downside, and it is positioned at light source (6) lower section, seal fixing between lens (7) and lamp housing (1), and form cooling sap cavity (8) between the two, it is perfused with coolant in cooling sap cavity (8), described lamp housing (1) is also equipped with breather valve (5), breather valve (5) extends in cooling sap cavity (8), and is used for balancing the pressure between cooling sap cavity (8) and the external world；Described lamp housing (1) upside is additionally provided with multiple radiating fin (2), described lamp housing (1) upside is additionally provided with the power storehouse (3) holding power supply and the lamp holder (4) being connected to lamp socket, and described lamp holder (4) is arranged on the upper end of power storehouse (3).
2. the liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp according to claim 1, it is characterised in that the material of described lamp housing (1) is aluminium alloy.
3. the liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp according to claim 1 and 2, it is characterised in that described light source (6) adopts 3535 lamp bead of single 1W, 3030 lamp bead of single 1W or COB light source.
4. the liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp according to claim 3, it is characterised in that the material of described lens (7) is PC, acrylic or glass.
5. the liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp according to claim 4, it is characterised in that described coolant adopts dimethicone, pure water or white oil.
6. the liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp according to claim 5, it is characterised in that described radiating fin (2) and lamp housing (1) are integral type structure.
7. the liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp according to claim 6, it is characterized in that, described power storehouse (3) is arranged between radiating fin (2), and all of radiating fin (2) is centrosymmetric distribution along power storehouse (3).
8. the liquid cooling LED light fixture module being applied to street lamp or bulkhead lamp according to claim 7, it is characterised in that described lamp holder (4) is E40 lamp holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620123773.3U CN205350908U (en) | 2016-02-17 | 2016-02-17 | Be applied to liquid cooling type LED lamps and lanterns module of street lamp or industrial and mining lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620123773.3U CN205350908U (en) | 2016-02-17 | 2016-02-17 | Be applied to liquid cooling type LED lamps and lanterns module of street lamp or industrial and mining lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205350908U true CN205350908U (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620123773.3U Expired - Fee Related CN205350908U (en) | 2016-02-17 | 2016-02-17 | Be applied to liquid cooling type LED lamps and lanterns module of street lamp or industrial and mining lamp |
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| Country | Link |
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| CN (1) | CN205350908U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106090666A (en) * | 2016-08-03 | 2016-11-09 | 珠海商照光电科技有限公司 | A kind of plant lamp |
| CN107143777A (en) * | 2017-05-11 | 2017-09-08 | 华南理工大学 | Integrated high-power LED bay light based on phase-change heat transfer technology |
-
2016
- 2016-02-17 CN CN201620123773.3U patent/CN205350908U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106090666A (en) * | 2016-08-03 | 2016-11-09 | 珠海商照光电科技有限公司 | A kind of plant lamp |
| CN107143777A (en) * | 2017-05-11 | 2017-09-08 | 华南理工大学 | Integrated high-power LED bay light based on phase-change heat transfer technology |
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| 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 |
Granted publication date: 20160629 Termination date: 20180217 |
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| CF01 | Termination of patent right due to non-payment of annual fee |