CN105782890A - Self-generating LED lamp and application thereof - Google Patents
Self-generating LED lamp and application thereof Download PDFInfo
- Publication number
- CN105782890A CN105782890A CN201610259251.0A CN201610259251A CN105782890A CN 105782890 A CN105782890 A CN 105782890A CN 201610259251 A CN201610259251 A CN 201610259251A CN 105782890 A CN105782890 A CN 105782890A
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- China
- Prior art keywords
- power generation
- led
- power generating
- thermo
- self power
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
- F21S9/04—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a generator
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/54—Cooling arrangements using thermoelectric means, e.g. Peltier elements
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
Abstract
The invention discloses a self-generating LED lamp and application thereof. The self-generating LED lamp comprises a heat radiator, an LED drive circuit, thermoelectric power generating bodies and a self-generating recycle module, wherein each thermoelectric power generating body comprises a heat power generating plate and a cold power generating plate; the heat power generating plates are in contact with an aluminum substrate; the cold power generating plates are in contact with the heat radiator; after the contact, heat energy generated from luminescence of LED light sources is transferred to the hot power generating plates of the thermoelectric power generating bodies; as the cold power generating plates are in contact with the heat radiator, a Seebeck effect is generated between the hot power generating plates and the cold power generating plates of the thermoelectric power generating bodies, and an electric field is generated between the hot power generating plates and the cold power generating plates to form electromotive force; then, both the hot power generating plates and the cold power generating plates are electrically connected with the self-generating recycle module to form a loop, so as to fulfill the purpose of energy conservation; and part of the heat energy can be recovered by the thermoelectric power generating bodies, so that the heat radiating effect is excellent and the service life of the LED light sources is guaranteed. According to the main application of the self-generating LED lamp, voltage between the hot power generating plates and the cold power generating plates is utilized for operation, and power generated by the self-generating LED lamp can be widely utilized.
Description
Technical field
The present invention relates to LED lamp technical field, particularly relate to a kind of LED self power generation light fixture and application thereof.
Background technology
Along with widely using of LED lamp, its service life is paid close attention to widely.And the service life of LED lamp, the effect dispelled the heat with it has direct relation.After the LED light source energising arranged in usual LED lamp, it converts electrical energy into luminous energy.But LED light source only has 20% for luminescence on photoelectric conversion rate, and remaining 80% is converted to heat energy.This heat energy of 80% makes the temperature of LED lamp gradually rise, and makes LED light source increase therewith along with the rising light decay of temperature, if heat can not be distributed by radiator timely, has then had a strong impact on the service life of LED lamp.Radiator distribute mode, it is simply that radiating heat in air, if not recycling, causing great energy waste.
Summary of the invention
The first object of the present invention is in that to provide a kind of LED self power generation light fixture, and this light fixture utilizes Sai Beike principle to convert the heat that light source produces to electricity, it is achieved that the secondary of the energy utilizes, and also allows light fixture heat radiation good.
For solving above-mentioned technical problem, the technical scheme is that
A kind of LED self power generation light fixture includes radiator and LED drive circuit, described radiator is arranged above with aluminium base, described aluminium base is provided with LED light source, described LED light source and the electrical connection of described LED drive circuit, also include the thermo-electric generation body being located between described radiator and described aluminium base, described thermo-electric generation body includes the heat generating sheet that combines and cold power generation plate, and described heat generating sheet contacts with described aluminium base, and described cold power generation plate contacts with described radiator；Self power generation recycling module, described self power generation recycling module electrically connects with described heat generating sheet and described cold power generation plate simultaneously.
Optimal way is, including multiple described thermo-electric generation bodies, the described heat generating sheet of all described thermo-electric generation bodies contacts with described aluminium base respectively, and the described cold power generation plate of all described thermo-electric generation bodies contacts with described radiator respectively；After all described thermo-electric generation bodies concatenation, the described heat generating sheet of thermo-electric generation body described in any of which and described cold power generation plate recycle module with described self power generation simultaneously and electrically connect.
Optimal way is, described heat generating sheet is arranged with the laminating of described aluminium base, and described cold power generation plate is arranged with the laminating of described radiator.
Optimal way is, all described evenly distributed setting of thermo-electric generation body between described radiator and described aluminium base.
Optimal way is, described heat generating sheet is that tellurium metal is made, and described cold power generation plate is that bismuth metal is made.
Optimal way is, described thermo-electric generation body and described aluminium base are fixed together.
Optimal way is, described self power generation recycling module includes LED and postpones drive circuit, and is located at the LED delay light source on described aluminium base, and described LED postpones drive circuit and electrically connects with described LED delay light source.
Optimal way is, described self power generation recycling module includes power module and the outfan electrically connected with described power module.
Optimal way is, described radiator is arranged above with the lampshade fastened with it.
The second object of the present invention is in that to provide the application of a kind of LED self power generation light fixture, this application to make LED self power generation light fixture heat recovery the electric energy that converts to are widely used.
For solving above-mentioned technical problem, the technical scheme is that
The application of a kind of above-mentioned LED self power generation light fixture, electrically connects with described heat generating sheet and described cold power generation plate simultaneously, utilizes the voltage power supply between described heat generating sheet and described cold power generation plate.
After adopting technique scheme, the invention has the beneficial effects as follows: due to LED self power generation light fixture and the application thereof of the present invention, wherein LED self power generation light fixture includes radiator, LED drive circuit, thermo-electric generation body and self power generation recycling module, wherein thermo-electric generation body includes the heat generating sheet that combines and cold power generation plate, heat generating sheet contacts with aluminium base, and cold power generation plate contacts with radiator.After contacting in a manner described, the heat energy that LED light source produces passes to the heat generating sheet of thermo-electric generation body, cold power generation plate contacts with radiator simultaneously, make generation Seebeck effect between the heat generating sheet of thermo-electric generation body and cold power generation plate, both between heat generating sheet and cold power generation plate, produce electric field, form electromotive force.After again heat generating sheet and cold power generation plate being electrically connected with self power generation recycling module simultaneously, form loop, reached the purpose of energy source secondary recycling.Simultaneously because of thermo-electric generation body by energy recovery a part, make the excellent in heat dissipation effect of LED lamp, it is ensured that the service life of LED light source.And the application of LED self power generation light fixture so that it is electricity is widely used.
Owing to including multiple thermo-electric generation body, the heat generating sheet of all thermo-electric generation bodies contacts with aluminium base respectively, and the cold power generation plate of all thermo-electric generation bodies contacts with radiator respectively；After all thermo-electric generation bodies concatenation, the heat generating sheet of any of which thermo-electric generation body and cold power generation plate recycle module with self power generation simultaneously and electrically connect；This structure makes heat recovery rate high, and the efficiency that heat energy converts electric energy to is high.
Owing to heat generating sheet is arranged with aluminium base laminating, cold power generation plate is arranged with radiator laminating；Which makes area of heat transfer big, and heat recovery efficiency is high.
Due to all evenly distributed settings of thermo-electric generation body between radiator and aluminium base；This arrangement mode makes heat recovery rate high, and the efficiency that heat energy converts electric energy to is high.
Owing to heat generating sheet is that tellurium metal is made, cold power generation plate is that bismuth metal is made；The generating efficiency of the thermo-electric generation body that this material is made is high.
Including LED delay drive circuit owing to self power generation recycles module, and be located at the LED delay light source on aluminium base, LED postpones drive circuit and electrically connects with LED delay light source；This structure makes this LED lamp have the LED light source utilizing self power generation to work, and has saved the energy, has also achieved reusing of energy source.
Power module and the outfan electrically connected with power module is included owing to self power generation recycles module；LED lamp electricity is used by this structure by power module, goes to drive the work such as low power light source.
In sum, the LED self power generation light fixture of the present invention is compared with prior art, solve LED lamp because of the produced heat spreader of LED light source work not in time, reducing the technical problem in service life, and the LED self power generation light fixture of the present invention, because it can utilize Seebeck effect, convert the heat energy that LED light source produces to electric energy, it is achieved thereby that energy source secondary is recycled, also reach the purpose of heat radiation, it is ensured that the service life of LED lamp.
Accompanying drawing explanation
Fig. 1 is the structural representation of LED self power generation light fixture of the present invention；
Fig. 2 is the upward view of Fig. 1；
Fig. 3 is the theory diagram of embodiment；
In figure: 1 radiator, 2 aluminium bases, 3 LED light sources, 4 thermo-electric generation bodies, 5 lampshades.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the present invention, is not intended to limit the present invention.
As shown in Figure 1, Figure 2 and Figure 3, a kind of LED self power generation light fixture includes the radiator 1 and the lampshade 5 that mutually snap together, radiator 1 is the rectangle radiator 1 of aluminium section bar die cast, is provided with multi-disc radiating fin outside radiator 1, and every radiating fin is all arranged with radiator 1 integrative-structure.The one side of radiator 1 is smoothed, and is placed with aluminium base 2 above, and aluminium base 2 is provided with LED light source 3, and LED light source 3 electrically connects with LED drive circuit, is driven by luminescence, and LED drive circuit connects civil power.
The LED self power generation light fixture of the present invention also includes thermo-electric generation body 4, and thermo-electric generation body 4 is located between radiator 1 and aluminium base 2.Thermo-electric generation body 4 includes the heat generating sheet that combines and cold power generation plate, and heat generating sheet contacts with aluminium base 2, and cold power generation plate contacts with the shiny surface of radiator 1.And heat generating sheet and cold power generation plate recycle module with self power generation and electrically connect simultaneously.
After LED drive circuit electrically connects with city, the luminous heat energy produced of LED light source 3 passes to the heat generating sheet of thermo-electric generation body 4, cold power generation plate contacts with radiator 1 simultaneously, make generation Seebeck effect between the heat generating sheet of thermo-electric generation body 4 and cold power generation plate, between heat generating sheet and cold power generation plate, produce electric field, form electromotive force.After again heat generating sheet and cold power generation plate being electrically connected with self power generation recycling module simultaneously, form loop and reached the purpose of generating, energy recovery recycling.
Because the LED light source 3 of LED lamp only has 20% for luminescence on photoelectric conversion rate, remaining 80% creates very big heat, in order to improve heat recovery rate.Multiple thermo-electric generation body 4 is set between radiator 1 and aluminium base 2, and allows all of thermo-electric generation body be laid on uniformly between radiator 1 and aluminium base 2.And the heat generating sheet of the thermo-electric generation body 4 of the present embodiment selects the tellurium quasiconductor power generation plate that tellurium metal is made, cold power generation plate is that bismuth metal makes bismuth quasiconductor power generation plate.The heat generating sheet of each thermo-electric generation body 4 is all arranged with aluminium base 2 laminating simultaneously, adopts screw to be fixed together, and the cold power generation plate of each thermo-electric generation body 4 is all arranged with radiator 1 laminating, makes area of heat transfer big, and recuperation of heat effect is good.Also all thermo-electric generation bodies 4 are serially connected, specifically mutually concatenate between adjacent two thermo-electric generation bodies 4, finally will be located in outermost two thermo-electric generation bodies 4 and be set to the head and the tail of concatenation, and allow the heat generating sheet of head and the cold power generation plate of tail recycle module with self power generation simultaneously and to electrically connect.
Above-mentioned self power generation recycling module can include LED and postpone drive circuit, and is located at the LED delay light source on aluminium base 2, and LED postpones drive circuit and electrically connects with LED delay light source.The electric energy that heat energy is changed mainly is used for driving LED to postpone light source works by the self power generation recycling module of this example, and be provided with LED and postpone the LED lamp of light source, after its work starts a period of time, after the heat energy electricity that namely LED light source 3 produces enough drives LED to postpone light source works, LED postpones light source and also begins to luminescence.
Above-mentioned self power generation recycling module may also comprise power module and the outfan electrically connected with power module, is drawn by outfan after LED lamp goes to electrically connect with low power light source, can give low power light source power supply, save the energy equally.
And self power generation recycling module does not limit two ways listed above, can have various ways.
The application of the LED self power generation light fixture of the present invention, mainly electrically connects with heat generating sheet and cold power generation plate, it is possible to utilize the voltage power supply between heat generating sheet and cold power generation plate simultaneously.
In sum, the LED self power generation light fixture of the present invention reduces the light decay of LED light source 3, extends the service life of LED lamp, it is also fully utilized by the waste heat that LED light source 3 operationally produces, the secondary achieving the energy utilizes, and reduces cost, greatly reduces the waste of the energy.
The preferred embodiment of present invention described above, not in order to limit the present invention, all make within the spirit and principles in the present invention any amendment, etc. the improvement etc. of same LED self-generating lamps structure, should be included within protection scope of the present invention.
Claims (10)
1.LED self power generation light fixture, including radiator and LED drive circuit, described radiator is arranged above with aluminium base, and described aluminium base is provided with LED light source, described LED light source and the electrical connection of described LED drive circuit, it is characterised in that also include
Being located at the thermo-electric generation body between described radiator and described aluminium base, described thermo-electric generation body includes the heat generating sheet that combines and cold power generation plate, and described heat generating sheet contacts with described aluminium base, and described cold power generation plate contacts with described radiator；
Self power generation recycling module, described self power generation recycling module electrically connects with described heat generating sheet and described cold power generation plate simultaneously.
2. LED self power generation light fixture according to claim 1, it is characterized in that, including multiple described thermo-electric generation bodies, the described heat generating sheet of all described thermo-electric generation bodies contacts with described aluminium base respectively, and the described cold power generation plate of all described thermo-electric generation bodies contacts with described radiator respectively；After all described thermo-electric generation bodies concatenation, the described heat generating sheet of thermo-electric generation body described in any of which and described cold power generation plate recycle module with described self power generation simultaneously and electrically connect.
3. LED self power generation light fixture according to claim 1, it is characterised in that described heat generating sheet is arranged with the laminating of described aluminium base, described cold power generation plate is arranged with the laminating of described radiator.
4. LED self power generation light fixture according to claim 2, it is characterised in that all described evenly distributed setting of thermo-electric generation body between described radiator and described aluminium base.
5. the LED self power generation light fixture according to any one of Claims 1-4, it is characterised in that described heat generating sheet is that tellurium metal is made, described cold power generation plate is that bismuth metal is made.
6. LED self power generation light fixture according to claim 5, it is characterised in that described thermo-electric generation body and described aluminium base are fixed together.
7. LED self power generation light fixture according to claim 6, it is characterized in that, described self power generation recycling module includes LED and postpones drive circuit, and is located at the LED delay light source on described aluminium base, and described LED postpones drive circuit and electrically connects with described LED delay light source.
8. LED self power generation light fixture according to claim 6, it is characterised in that described self power generation recycling module includes power module and the outfan electrically connected with described power module.
9. LED self power generation light fixture according to claim 1, it is characterised in that described radiator is arranged above with the lampshade fastened with it.
10. the application of the LED self power generation light fixture described in an any one of claim 1 to 9, it is characterised in that electrically connect with described heat generating sheet and described cold power generation plate simultaneously, utilize the voltage power supply between described heat generating sheet and described cold power generation plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610259251.0A CN105782890A (en) | 2016-04-23 | 2016-04-23 | Self-generating LED lamp and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610259251.0A CN105782890A (en) | 2016-04-23 | 2016-04-23 | Self-generating LED lamp and application thereof |
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| CN105782890A true CN105782890A (en) | 2016-07-20 |
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| CN201610259251.0A Pending CN105782890A (en) | 2016-04-23 | 2016-04-23 | Self-generating LED lamp and application thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106287549A (en) * | 2016-10-09 | 2017-01-04 | 中山市宏浦光电科技有限公司 | A kind of thermo-electric generation energy-saving converter |
| CN107676651A (en) * | 2017-08-31 | 2018-02-09 | 张亦弛 | A kind of self power generation Portable lighting device and flashlight based on Seebeck effect |
| CN108644632A (en) * | 2018-06-20 | 2018-10-12 | 深圳市漫反射照明科技有限公司 | A kind of energy saving recuperation of heat LED illumination lamp and its energy saving heat recovery method |
| CN110375259A (en) * | 2019-08-23 | 2019-10-25 | 广东雷子克热电工程技术有限公司 | A kind of half confession electric light |
| US10919643B1 (en) | 2019-08-14 | 2021-02-16 | Goodrich Corporation | Aircraft light fixture energy harvesting |
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| CN105015407A (en) * | 2015-08-12 | 2015-11-04 | 河北工业大学 | Automobile daytime running light |
| CN205535561U (en) * | 2016-04-23 | 2016-08-31 | 潍坊明锐光电科技有限公司 | Spontaneous electric light utensil of LED |
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| 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 |
| US20140211475A1 (en) * | 2013-01-25 | 2014-07-31 | Epistar Corporation | Light bulb |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106287549A (en) * | 2016-10-09 | 2017-01-04 | 中山市宏浦光电科技有限公司 | A kind of thermo-electric generation energy-saving converter |
| CN107676651A (en) * | 2017-08-31 | 2018-02-09 | 张亦弛 | A kind of self power generation Portable lighting device and flashlight based on Seebeck effect |
| CN108644632A (en) * | 2018-06-20 | 2018-10-12 | 深圳市漫反射照明科技有限公司 | A kind of energy saving recuperation of heat LED illumination lamp and its energy saving heat recovery method |
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| CN110375259A (en) * | 2019-08-23 | 2019-10-25 | 广东雷子克热电工程技术有限公司 | A kind of half confession electric light |
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Application publication date: 20160720 |
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