CN202992785U - Self-generating and active cooling LED (light-emitting diode) light - Google Patents
Self-generating and active cooling LED (light-emitting diode) light Download PDFInfo
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- CN202992785U CN202992785U CN2012207183438U CN201220718343U CN202992785U CN 202992785 U CN202992785 U CN 202992785U CN 2012207183438 U CN2012207183438 U CN 2012207183438U CN 201220718343 U CN201220718343 U CN 201220718343U CN 202992785 U CN202992785 U CN 202992785U
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- led
- led lamp
- air inlet
- radiator
- light
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Abstract
The utility model relates to a lighting device, in particular to a self-generating and active cooling LED (light-emitting diode) light using high-power LED as light source. The self-generating and active cooling LED light comprises a housing with an inner cavity in the middle of which an LED substrate is disposed; LED lamp beads are distributed on the front side of the LED substrate; a transparent cover is arranged below the LED lamp beads; an air inlet and an air outlet are respectively disposed in the rear and front portion of the housing; between the air inlet and the air outlet is a cooling channel in which a cooling fan is disposed; the back side of the LED substrate is connected with a semiconductor thermoelectric power generating chip the low temperature side of which is connected with a radiator which is disposed in the cooling channel and provided with heat radiating fins; and a power lead of the cooling fan is connected with the semiconductor thermoelectric power generating chip. The self-generating and active cooling LED light is simple in structure, good in cooling effect, easy to manufacture and install and low in cost.
Description
Technical field
The utility model relates to lighting device, and specifically a kind of great power LED that adopts is as the self power generation active heat removal LED lamp of light source.
Background technology
Because LED is electronic devices and components, heat dissipation problem is restricting development and the application of great power LED always.Along with the power ascension (more than 1W) of single LEDs, the transformation efficiency of LED reduces, and caloric value increases, and the domestic product that substantially there is no practicality of resistant to elevated temperatures LED chip and fluorescer, high performance product cost is higher, is not suitable for spread and uses.Domestic at present relatively more current way is, reaches with the LED lamp pearl series connection of a large amount of 1W the luminous flux that needs, and perhaps the LED lamp pearl with specified 5W falls power to the 3W use, can obviously reduce caloric value.But this way needs a large amount of raw material and artificial.The great power LED of integrated form is in fact also being packaged together in a large amount of low power chipsets, and is very high on cost, and luminous flux is also less than single high-power lamp pearl.Active forced convertion heat radiation due to fan electromotor and LED to power supply require inconsistently, power supply must be two independent circuits, all relatively be difficult to control on cost and reliability, and fan needs extra electric energy and energy-conservation purpose to run counter to.
Summary of the invention
Technical problem to be solved in the utility model is, a kind of simple in structure, good heat dissipation effect, manufacturing and self power generation active heat removal LED lamp easy for installation, that cost is low are provided.
Self power generation active heat removal LED lamp of the present utility model includes a housing with inner chamber, is provided with the LED substrate in the middle part of the housing inner chamber, and the front of LED substrate is placed with LED lamp pearl, and translucent cover is set below LED lamp pearl; Housing rear portion and front portion are respectively arranged with air inlet and air outlet, are heat dissipation channel between between air inlet and air outlet, are provided with radiator fan in heat dissipation channel; The back side of described LED substrate is connected with the semiconductor temperature differential generating sheet, and the low temperature side of semiconductor temperature differential generating sheet connects the radiator with radiating fin, and radiator is arranged in heat dissipation channel; The power supply lead wire of described radiator fan is connected with the semiconductor temperature differential generating sheet.
The described LED substrate while is as the ceramic substrate of semiconductor temperature differential generating sheet high temperature side.
Described radiator surrounding also is provided with additional cooler, and the substrate of additional cooler directly is connected with the LED substrate.
Described radiator fan also is provided with S shape wind inlet channel between radiator fan and air inlet between air inlet and radiator.
Have at least a pair of air inlet to be arranged on housing top board and base plate, form vertical communicating structure, simultaneously at the air inlet place, the hard Air Filter is set.
Described air outlet is arranged on the housing bottom surface, and the air outlet inboard is provided with rain cover.
Advantage applies of the present utility model exists: 1, the heating to LED light source utilizes by the semiconductor temperature differential generating sheet, forms the power supply of drive fan, makes the active heat removal of LED lamp not need extra power supply, has simplified control system, has reduced cost; 2, radiator and additional cooler are set simultaneously, can regulate the radiator partial action in the heat of semiconductor temperature differential generating sheet, and then regulate generated energy and rotation speed of the fan, thereby can reach balance and the stable operation of cooling system; 3, can improve the ability of its outwork by the rain cover that S shape wind inlet channel and air outlet place are set; 4, the hard Air Filter of the air inlet structure of up/down perforation and air inlet place's setting, can either play dustproof effect, can utilize rainwater to carry out automatically cleaning to Air Filter simultaneously.
Description of drawings
Fig. 1 is the structural representation in the vertical section of the embodiment of the present invention;
Fig. 2 is the structure for amplifying schematic diagram of LED substrate, semiconductor temperature differential generating sheet, radiator and the additional cooler part of the embodiment of the present invention;
Fig. 3 is the elevational schematic view of Fig. 1;
Fig. 4 is the top cross-sectional view of Fig. 1.
The specific embodiment
As shown in the figure, this self power generation active heat removal LED lamp includes a housing 1 with inner chamber, is provided with LED substrate 2 in the middle part of the housing inner chamber, and the front of LED substrate is placed with LED lamp pearl 3, and translucent cover 4 is set below LED lamp pearl; Housing rear portion and front portion are respectively arranged with air inlet 5 and air outlet 6, are heat dissipation channel 7 between between air inlet and air outlet, are provided with radiator fan 8 in heat dissipation channel; The back side of LED substrate 2 is connected with semiconductor temperature differential generating sheet 9, and 2 whiles of LED substrate are as the high temperature side ceramic substrate of semiconductor temperature differential generating sheet 9; The low temperature side of semiconductor temperature differential generating sheet connects the radiator 10 with radiating fin, and radiator is arranged in heat dissipation channel 7; The power supply lead wire of radiator fan 8 is connected with semiconductor temperature differential generating sheet 9, provides fan power supply by the semiconductor temperature differential generating sheet.
Radiator fan 8 also is provided with S shape wind inlet channel 12 between radiator fan 8 and air inlet 5 between air inlet 5 and radiator 10.A pair of air inlet 5 is arranged on housing top board and base plate, forms vertical communicating structure, simultaneously at the air inlet place, the hard Air Filter is set, and can utilize the rain-out Air Filter when making it be used for the open air.Air outlet 6 is arranged on housing 1 bottom surface, and the air outlet inboard is provided with rain cover 13, splashes on inner member to prevent outside rainwater.
Claims (6)
1. a self power generation active heat removal LED lamp, include a housing (1) with inner chamber, is provided with LED substrate (2) in the middle part of the housing inner chamber, and the front of LED substrate is placed with LED lamp pearl (3), and translucent cover (4) is set below LED lamp pearl; Housing rear portion and front portion are respectively arranged with air inlet (5) and air outlet (6), are heat dissipation channel (7) between between air inlet and air outlet, are provided with radiator fan (8) in heat dissipation channel; It is characterized in that: the back side of LED substrate (2) is connected with semiconductor temperature differential generating sheet (9), and the low temperature side of semiconductor temperature differential generating sheet connects the radiator (10) with radiating fin, and radiator is arranged in heat dissipation channel (7); The power supply lead wire of radiator fan (8) is connected with semiconductor temperature differential generating sheet (9).
2. self power generation active heat removal LED lamp according to claim 1, it is characterized in that: radiator (10) surrounding also is provided with additional cooler (11), and the substrate of additional cooler directly is connected with LED substrate (2).
3. self power generation active heat removal LED lamp according to claim 1 and 2 is characterized in that: LED substrate (2) is simultaneously as the ceramic substrate of semiconductor temperature differential generating sheet (9) high temperature side.
4. self power generation active heat removal LED lamp according to claim 1 and 2, it is characterized in that: radiator fan (8) is positioned between air inlet (5) and radiator (10), also is provided with S shape wind inlet channel (12) between radiator fan (8) and air inlet (5).
5. self power generation active heat removal LED lamp according to claim 1 and 2 is characterized in that: have at least a pair of air inlet (5) to be arranged on housing top board and base plate, form vertical communicating structure, at the air inlet place, the hard Air Filter is set simultaneously.
6. self power generation active heat removal LED lamp according to claim 1 and 2 is characterized in that: air outlet (6) is arranged on housing (1) bottom surface, and the air outlet inboard is provided with rain cover (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207183438U CN202992785U (en) | 2012-12-24 | 2012-12-24 | Self-generating and active cooling LED (light-emitting diode) light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207183438U CN202992785U (en) | 2012-12-24 | 2012-12-24 | Self-generating and active cooling LED (light-emitting diode) light |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202992785U true CN202992785U (en) | 2013-06-12 |
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ID=48563963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012207183438U Expired - Fee Related CN202992785U (en) | 2012-12-24 | 2012-12-24 | Self-generating and active cooling LED (light-emitting diode) light |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202992785U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016992A (en) * | 2012-12-24 | 2013-04-03 | 江苏森隆机电有限公司 | LED (Light Emitting Device) light capable of generating electricity by self and actively radiating heat |
| CN103438488A (en) * | 2013-08-05 | 2013-12-11 | 宁波方太厨具有限公司 | Range hood capable of illuminating |
| CN103453502A (en) * | 2013-08-28 | 2013-12-18 | 赵峰 | Heat radiator for outdoor LED (light emitting diode) illumination equipment |
-
2012
- 2012-12-24 CN CN2012207183438U patent/CN202992785U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016992A (en) * | 2012-12-24 | 2013-04-03 | 江苏森隆机电有限公司 | LED (Light Emitting Device) light capable of generating electricity by self and actively radiating heat |
| CN103016992B (en) * | 2012-12-24 | 2015-11-18 | 江苏森隆机电有限公司 | Self power generation active heat removal LED |
| CN103438488A (en) * | 2013-08-05 | 2013-12-11 | 宁波方太厨具有限公司 | Range hood capable of illuminating |
| CN103453502A (en) * | 2013-08-28 | 2013-12-18 | 赵峰 | Heat radiator for outdoor LED (light emitting diode) illumination equipment |
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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: 20130612 Termination date: 20131224 |