CN204534326U - LED environment protection energy-saving road lamp - Google Patents
LED environment protection energy-saving road lamp Download PDFInfo
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- CN204534326U CN204534326U CN201520289850.8U CN201520289850U CN204534326U CN 204534326 U CN204534326 U CN 204534326U CN 201520289850 U CN201520289850 U CN 201520289850U CN 204534326 U CN204534326 U CN 204534326U
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- lampshade
- circulation line
- heat
- louvre
- blade
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Abstract
The utility model discloses LED environment protection energy-saving road lamp, comprises lampshade and multiple lamp holder, the two side of lampshade has multiple louvre, and the LED chip of lamp holder is fixing on a heat sink, and the fin seal of radiator is arranged on and is marked with in the circulation line of cooling fluid; The flabellum of ventilating fan is placed in the louvre on lampshade one sidewall, and the end of ventilating fan is provided with multiple blade, and blade is placed in circulation line; Blade is with the rotation synchronous rotary of flabellum, the cooling fluid in circulation line is driven to start to circulate, the heat that fin conducts is made to be diluted dissipation, the air-flow that the external world enters lampshade by louvre then skims in the main part of radiator, and the heat produced drives by the louvre discharge on lampshade opposite side, ensure that the operating temperature of LED chip keeps constant, avoid occurring localized hyperthermia and cause the luminous power of LED street lamp unstable, and then improving the object in street lamp service life.
Description
Technical field
The utility model relates to a kind of LED, specifically refers to LED environment protection energy-saving road lamp.
Background technology
LED street lamp is mainly used in outdoor environment, will stand wind and weather, the adverse circumstances that Thunder rumbled and lightning flashed all the year round, the most Gao Shikeda 50 DEG C of outside air temperature, and also likely reach-40 DEG C time minimum.LED light source belongs to semiconductor light source, the characteristics of luminescence of itself determines that its fault rate is quite low, the fault rate of coupling part is also quite low, so the quality of LED drive power quality directly determines the life-span of whole street lamp, is also part most crucial in the middle of LED street lamp industry.
The enterprise of domestic current production LED power is too numerous to enumerate, but often goes wrong due to the reason quality of the aspect such as technical strength, cost control.In LED street lamp heat dissipation design, Problems existing has: radiating fin area arbitrarily sets, radiating fin arrangement is unreasonable, the layout of light fixture radiating fin does not consider the occupation mode of light fixture, have influence on the performance of fin effect, emphasize heat transfer link, ignore heat loss through convection link, although numerous producers considers various measure: heat pipe, loop heat pipe, add heat-conducting silicone grease etc., but do not recognize that heat is final or the external surface area of light fixture will be relied on to fall apart, ignore the harmony of heat transfer, if the Temperature Distribution of fin is seriously uneven, the fin of a wherein part will be caused not play a role or act on very limited.
Utility model content
The purpose of this utility model is to provide LED environment protection energy-saving road lamp, improves the wandering speed of LED street lamp internal heat, and then improves the object in street lamp service life.
The purpose of this utility model is achieved through the following technical solutions:
LED environment protection energy-saving road lamp, comprise lampshade and multiple lamp holder be arranged in lampshade, the two side of described lampshade has multiple louvre corresponding with lamp holder end, and the LED chip of lamp holder is fixing on a heat sink, and the fin seal of radiator is arranged on and is marked with in the circulation line of cooling fluid; Also comprise the ventilating fan be fixed on circulation line, the flabellum of described ventilating fan is placed in the louvre on lampshade one sidewall, and the end of ventilating fan is provided with multiple blade, and described blade is placed in circulation line.In prior art, along with the growth of LED chip working time, its heat produced relies on the heat radiation of lamp housing self to ensure the stability of LED street lamp luminescence completely, but the heat relying on the heat radiation of lamp housing self to be not enough to LED chip work to produce completely is in practice eliminated, and LED chip is fixed on a heat sink by the utility model, fin is then fixed on by sealing and is marked with in the circulation line of cooling fluid, the heat that LED chip produces then by fins conduct in cooling fluid, and then realize the cooling heat extraction of LED chip, when residing for street lamp there is wind-force in environment, ventilating fan is driven to rotate, and turn the tip of the axis at ventilating fan and fix multiple blade, blade is with the rotation synchronous rotary of flabellum, the cooling fluid in circulation line is driven to start to circulate, the heat that fin conducts is made to be diluted dissipation, the air-flow that the external world enters lampshade by louvre then skims in the main part of radiator, and the heat produced drives by the louvre discharge on lampshade opposite side, ensure that the operating temperature of LED chip keeps constant, avoid occurring localized hyperthermia and cause the luminous power of LED street lamp unstable, reach the wandering speed improving LED street lamp internal heat, and then improve the object in street lamp service life, and the heat radiation of LED street lamp uses water-cooled and the air-cooled mode combined to dispel the heat in the utility model, while ensureing higher radiating efficiency, do not increase other power consumption components and do not discharge pollutants, the use cost of street lamp is declined further, realizes the object of energy-conserving and environment-protective.
The gathering cavity of the ellipse of both ends open is installed in described circulation line, and the end of ventilating fan runs through the center that accumulation chamber body wall is placed in ellipse.When wind-force drives ventilating fan to rotate, blade realizes stirring to cooling fluid in circulation line, during stirring, the cooling fluid of two kinds of different temperatures is assembled at blade two ends, namely one end is received the cooling fluid that fins conduct goes out heat, the other end is do not receive the cooling fluid that fins conduct goes out heat, blade rotation mixes with the unheated cooling fluid of part by the cooling fluid of portions under heat, make temperature in the circulation line near blade near zone apparently higher than away from the temperature in the circulation line of leaf area, cause the heat transfer in whole circulation line uneven, cause the cooling treatment effect of LED chip not good, the ellipse of circulation line internal fixtion both ends open is assembled cavity by the utility model, and blade is positioned at oval center place, cooling fluid after being heated is entered by the one end of assembling cavity, through the mix and blend of blade, cooling fluid after being heated directly is contacted with unheated cooling fluid mix, then discharged by the other end assembling cavity, make whole circulation line, particularly residing for fin, the temperature in region keeps relative stability, and then the Homogeneouslly-radiating in guarantee lampshade.
The two side of described fin offers micro-channel, and the both sides trough rim of described micro-channel is rectangular teeth.When fins conduct heat, compared with common fin, the area that the fin that two side is offered micro-channel contacts with cooling fluid is larger, makes the heat transfer efficiency of fin higher; Further, as preferably, the both sides trough rim of micro-channel is set to rectangular teeth, increases the heat release area of fin further, and then shorten outer row's time of LED chip heat, guarantee the efficiency that LED street lamp normally works.
Described circulation line is copper pipe or aluminum pipe.As preferably, circulation line selects the pipe fitting of metal material, cooling fluid can be dispelled the heat voluntarily in heat cycles process, avoid the temperature of cooling fluid too high and lose its cooling-down effect, simultaneously when exhaust fan rotates, the heat that self-radiating in circulation line is discharged can be taken away by air-flow, is finally discharged by the louvre on lampshade sidewall.
The utility model compared with prior art, has following advantage and beneficial effect:
1, the utility model turns the tip of the axis at ventilating fan and fixes multiple blade, blade is with the rotation synchronous rotary of flabellum, the cooling fluid in circulation line is driven to start to circulate, the heat that fin conducts is made to be diluted dissipation, the air-flow that the external world enters lampshade by louvre then skims in the main part of radiator, and the heat produced drives by the louvre discharge on lampshade opposite side, ensure that the operating temperature of LED chip keeps constant, avoid occurring localized hyperthermia and cause the luminous power of LED street lamp unstable, reach the wandering speed improving LED street lamp internal heat, and then improve the object in street lamp service life,
2, the ellipse of circulation line internal fixtion both ends open is assembled cavity by the utility model, and blade is positioned at oval center place, cooling fluid after being heated is entered by the one end of assembling cavity, through the mix and blend of blade, cooling fluid after being heated directly is contacted with unheated cooling fluid mix, then discharged by the other end assembling cavity, make whole circulation line, particularly residing for fin, the temperature in region keeps relative stability, and then ensures the Homogeneouslly-radiating in lampshade;
3, the utility model circulation line selects the pipe fitting of metal material, cooling fluid can be dispelled the heat voluntarily in heat cycles process, avoid the temperature of cooling fluid too high and lose its cooling-down effect, simultaneously when exhaust fan rotates, the heat that self-radiating in circulation line is discharged can be taken away by air-flow, is finally discharged by the louvre on lampshade sidewall.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide the further understanding to the utility model embodiment, forms a application's part, does not form the restriction to the utility model embodiment.In the accompanying drawings:
Fig. 1 is the utility model structural representation;
Fig. 2 is the structural representation of circulation cooling pipeline;
Fig. 3 is the structural representation of radiator;
Mark and corresponding parts title in accompanying drawing:
1-lampshade, 2-louvre, 3-lamp holder, 4-ventilating fan, 5-assemble cavity, 6-blade, 7-circulation line, 8-LED chip, 9-radiator, 10-fin, 11-micro-channel.
Detailed description of the invention
Clearly understand for making the purpose of this utility model, technical scheme and advantage, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, exemplary embodiment of the present utility model and explanation thereof are only for explaining the utility model, and conduct is not to restriction of the present utility model.
Embodiment 1
As shown in Fig. 1 ~ 3, the present embodiment comprises lampshade 1 and multiple lamp holder 3 be arranged in lampshade 1, the two side of described lampshade 1 has multiple louvre 2 corresponding with lamp holder 3 end, the LED chip 8 of lamp holder 3 is fixed on radiator 9, and the sealing of the fin 10 of radiator 9 is arranged on and is marked with in the circulation line 7 of cooling fluid; Also comprise the ventilating fan 4 be fixed on circulation line 7, the flabellum of described ventilating fan 4 is placed in the louvre 2 on lampshade 1 one sidewall, and the end of ventilating fan 4 is provided with multiple blade 6, and described blade 6 is placed in circulation line 7; The gathering cavity 5 of the ellipse of both ends open is installed in described circulation line 7, and the end of ventilating fan 4 runs through the center that gathering cavity 5 wall is placed in ellipse.
When residing for street lamp there is wind-force in environment, ventilating fan 4 is driven to rotate, and fix multiple blade 6 at ventilating fan 4 turns of thes tip of the axis, blade 6 is with the rotation synchronous rotary of flabellum, the cooling fluid in circulation line 7 is driven to start to circulate, the heat that fin 10 conducts is made to be diluted dissipation, the air-flow that the external world enters lampshade 1 by louvre 2 then skims in the main part of radiator 9, and the heat produced drive is discharged by the louvre 2 on lampshade 1 opposite side, ensure that the operating temperature of LED chip 8 keeps constant, avoid occurring localized hyperthermia and cause the luminous power of LED street lamp unstable, reach the wandering speed improving LED street lamp internal heat, and then improve the object in street lamp service life, when wind-force drives ventilating fan 4 to rotate, blade 6 realizes stirring to cooling fluid in circulation line 7, during stirring, the cooling fluid of two kinds of different temperatures is assembled at blade 6 two ends, namely one end is received the cooling fluid that fin 10 conducts heat, the other end is do not receive the cooling fluid that fin 10 conducts heat, the cooling fluid that blade 6 rotates by portions under heat mixes with the unheated cooling fluid of part, make near blade 6 near zone circulation line 7 in temperature apparently higher than the temperature in the circulation line 7 away from blade 6 region, cause the heat transfer in whole circulation line 7 uneven, cause the cooling treatment effect of LED chip 8 not good, the ellipse of circulation line 7 internal fixtion both ends open is assembled cavity 5 by the utility model, and blade 6 is positioned at oval center place, cooling fluid after being heated is entered by the one end of assembling cavity 5, through the mix and blend of blade 6, cooling fluid after being heated directly is contacted with unheated cooling fluid mix, then discharged by the other end assembling cavity 5, make whole circulation line 7, particularly residing for fin 10, the temperature in region keeps relative stability, and then the Homogeneouslly-radiating in guarantee lampshade 1.
Wherein, when fin 10 heat conduction, compared with common fin 10, the area that the fin 10 that two side is offered micro-channel 11 contacts with cooling fluid is larger, makes the heat transfer efficiency of fin 10 higher; Further, as preferably, the both sides trough rim of micro-channel 11 is set to rectangular teeth, increases the heat release area of fin 10 further, and then shorten outer row's time of LED chip 8 heat, guarantee the efficiency that LED street lamp normally works.
As preferably, circulation line 7 selects the pipe fitting of metal material, cooling fluid can be dispelled the heat voluntarily in heat cycles process, avoid the temperature of cooling fluid too high and lose its cooling-down effect, simultaneously when exhaust fan rotates, the heat that self-radiating in circulation line 7 is discharged can be taken away by air-flow, is finally discharged by the louvre 2 on lampshade 1 sidewall.
Above-described detailed description of the invention; the purpose of this utility model, technical scheme and beneficial effect are further described; be understood that; the foregoing is only detailed description of the invention of the present utility model; and be not used in restriction protection domain of the present utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (4)
1.LED environment protection energy-saving road lamp, comprise lampshade (1) and multiple lamp holder (3) be arranged in lampshade (1), it is characterized in that: on the two side of described lampshade (1), have multiple louvre (2) corresponding with lamp holder (3) end, the LED chip (8) of lamp holder (3) is fixed on radiator (9), and the sealing of the fin (10) of radiator (9) is arranged in the circulation line (7) being marked with cooling fluid; Also comprise the ventilating fan (4) be fixed on circulation line (7), the flabellum of described ventilating fan (4) is placed in the louvre (2) on lampshade (1) sidewall, and the end of ventilating fan (4) is provided with multiple blade (6), and described blade (6) is placed in circulation line (7).
2. LED environment protection energy-saving road lamp according to claim 1, it is characterized in that: the gathering cavity (5) being provided with the ellipse of both ends open in described circulation line (7), and the end of ventilating fan (4) runs through the center that gathering cavity (5) wall is placed in ellipse.
3. LED environment protection energy-saving road lamp according to claim 1, is characterized in that: on the two side of described fin (10), offer micro-channel (11), and the both sides trough rim of described micro-channel (11) is rectangular teeth.
4. the LED environment protection energy-saving road lamp according to claim 1 ~ 3 any one, is characterized in that: described circulation line (7) is copper pipe or aluminum pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520289850.8U CN204534326U (en) | 2015-05-07 | 2015-05-07 | LED environment protection energy-saving road lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520289850.8U CN204534326U (en) | 2015-05-07 | 2015-05-07 | LED environment protection energy-saving road lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204534326U true CN204534326U (en) | 2015-08-05 |
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ID=53748328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520289850.8U Expired - Fee Related CN204534326U (en) | 2015-05-07 | 2015-05-07 | LED environment protection energy-saving road lamp |
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| Country | Link |
|---|---|
| CN (1) | CN204534326U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105222107A (en) * | 2015-09-28 | 2016-01-06 | 常州市日发精密机械厂 | Aeration type lampshade |
| CN106838788A (en) * | 2017-02-13 | 2017-06-13 | 江苏科德照明电气有限公司 | A kind of efficient heat radiating LED street lamp |
| CN110671644A (en) * | 2019-10-09 | 2020-01-10 | 杭州清泉品牌管理有限公司 | Novel street lamp fin cleaning device utilizing renewable energy |
| CN110701542A (en) * | 2019-10-18 | 2020-01-17 | 陈启转 | Energy-saving heat dissipation type LED street lamp |
-
2015
- 2015-05-07 CN CN201520289850.8U patent/CN204534326U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105222107A (en) * | 2015-09-28 | 2016-01-06 | 常州市日发精密机械厂 | Aeration type lampshade |
| CN106838788A (en) * | 2017-02-13 | 2017-06-13 | 江苏科德照明电气有限公司 | A kind of efficient heat radiating LED street lamp |
| CN110671644A (en) * | 2019-10-09 | 2020-01-10 | 杭州清泉品牌管理有限公司 | Novel street lamp fin cleaning device utilizing renewable energy |
| CN110701542A (en) * | 2019-10-18 | 2020-01-17 | 陈启转 | Energy-saving heat dissipation type LED street lamp |
| CN110701542B (en) * | 2019-10-18 | 2021-05-28 | 漳州和泰电光源科技有限公司 | Energy-saving heat dissipation type LED street lamp |
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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 |
Granted publication date: 20150805 Termination date: 20190507 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |