CN210007948U - Power supply device for LED lamp and lighting system - Google Patents
Power supply device for LED lamp and lighting system Download PDFInfo
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- CN210007948U CN210007948U CN201822203544.4U CN201822203544U CN210007948U CN 210007948 U CN210007948 U CN 210007948U CN 201822203544 U CN201822203544 U CN 201822203544U CN 210007948 U CN210007948 U CN 210007948U
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Abstract
The utility model discloses a power supply unit and lighting system for LED lamps and lanterns, including the thermoelectric generation subassembly, the thermoelectric generation subassembly utilizes the indoor outer difference in temperature to generate electricity, steady voltage filtering module links to each other with thermoelectric generation subassembly and LED lamps and lanterns respectively, steady voltage filtering module carries out steady voltage filtering to the voltage of thermoelectric generation subassembly output and handles and give the LED lamps and lanterns with output power supply, can utilize indoor outer difference in temperature to generate electricity effectively, and supply power for the LED lamps and lanterns through the electric energy that generates, improve energy utilization, and implementation cost is lower, easily push away and execute.
Description
Technical Field
The utility model relates to a LED lighting technology field, in particular to power supply unit and lighting system for LED lamps and lanterns.
Background
With the progress of society and the development of scientific technology, people pay more attention to energy problems; therefore, the world countries pay great attention to the research of energy-saving technology and the development of energy-saving products.
However, the methods have high specific requirements on environment and implementation cost, and are difficult to apply to small household appliances such as an LED lamp, and therefore, power supply devices capable of effectively utilizing environmental energy to supply power to the LED lamp are urgently needed to improve the utilization rate of energy.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a of the technical problem who aims at solving above-mentioned technique on degree at least, for this reason, the utility model discloses a aim at propose kind of power supply unit who is used for the LED lamps and lanterns, can utilize indoor outer difference in temperature to generate electricity effectively to supply power for the LED lamps and lanterns through the electric energy that generates, improve energy utilization and rate, and implementation cost is lower, easily pushes away and implements.
A second object of the present invention is to provide lighting systems.
In order to achieve the above object, the embodiment of the aspect of the present invention provides power supply devices for LED lamps, including a thermoelectric generation assembly for generating power by utilizing indoor and outdoor temperature differences, and a voltage stabilizing filter module respectively connected to the thermoelectric generation assembly and the LED lamps, for performing voltage stabilizing filter processing on the voltage output by the thermoelectric generation assembly to output power supply to the LED lamps.
According to the utility model discloses a power supply unit for LED lamps and lanterns, including the thermoelectric generation subassembly, the thermoelectric generation subassembly utilizes indoor outer difference in temperature to generate electricity, steady voltage filtering module links to each other with thermoelectric generation subassembly and LED lamps and lanterns respectively, steady voltage filtering module carries out steady voltage filtering to the voltage of thermoelectric generation subassembly output and handles and give the LED lamps and lanterns with output power supply to effectively utilize indoor outer difference in temperature to generate electricity, and supply power for the LED lamps and lanterns through the electric energy that generates, improve energy utilization, and implementation cost is lower, easily push away and execute.
In addition, the power supply device for the LED lamp provided by the above embodiments of the present invention may further have the following additional technical features:
optionally, the thermoelectric generation assembly comprises an th thermoelectric generator and a second thermoelectric generator, wherein the th thermoelectric generator is arranged indoors correspondingly, the th thermoelectric generator is arranged outdoors correspondingly at the cold end, the second thermoelectric generator is arranged indoors correspondingly at the cold end, the second thermoelectric generator is arranged outdoors correspondingly at the hot end, and the th thermoelectric generator and the second thermoelectric generator alternately perform power generation.
Optionally, the temperature control system further comprises an th temperature sensor, wherein the th temperature sensor corresponds to indoor setting to detect indoor temperature, a second temperature sensor corresponds to outdoor setting to detect outdoor temperature, and a control unit for judging indoor and outdoor temperatures is respectively connected with the th temperature sensor and the second temperature sensor, and the control unit controls the th thermoelectric generator to be started when the indoor temperature is higher than the outdoor temperature and controls the second thermoelectric generator to be started when the indoor temperature is lower than the outdoor temperature.
Optionally, the method further comprises: the charging end of the battery module is connected with the output end of the voltage-stabilizing filtering module, the discharging end of the battery module is connected with the LED lamp, and a power supply output by the voltage-stabilizing filtering module further charges the battery module so as to supply power to the LED lamp through the battery module when the temperature difference between the indoor temperature and the outdoor temperature is smaller than a preset temperature threshold value.
Optionally, the battery module is a storage battery.
Optionally, the voltage stabilizing filter module comprises a DC-DC converter, and the DC-DC converter can be integrated in the battery module.
Optionally, the cold end of the th thermoelectric generator and the cold end of the second thermoelectric generator are respectively and correspondingly provided with a heat sink, and the hot end of the th thermoelectric generator and the hot end of the second thermoelectric generator are respectively and correspondingly provided with a heat conducting fin.
Optionally, a connection gap between the heat sink and the cold end is filled with heat-conducting silicone grease, and a connection gap between the heat sink and the hot end is filled with heat-conducting silicone grease.
Optionally, the LED lamp is a low power desk lamp.
In order to achieve the above object, an embodiment of the second aspect of the present invention provides kinds of lighting systems, including an LED lamp and a power supply device for the LED lamp as described above, wherein the power supply device supplies power to the LED lamp according to power generation of the thermoelectric generation assembly by utilizing indoor and outdoor temperature difference.
Drawings
Fig. 1 is a block diagram of a power supply apparatus for an LED lamp according to an embodiment of the present invention;
fig. 2 is a block schematic diagram of a power supply apparatus for an LED lamp according to another embodiment of the present invention;
fig. 3 is an installation schematic diagram of a lighting system according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
The power supply device for the LED lamp comprises a temperature difference power generation assembly, a voltage stabilizing and filtering module and a voltage stabilizing and filtering module, wherein the temperature difference power generation assembly is used for generating power by utilizing indoor and outdoor temperature differences, the voltage stabilizing and filtering module is respectively connected with the temperature difference power generation assembly and the LED lamp, and the voltage stabilizing and filtering module is used for performing voltage stabilizing and filtering processing on the voltage output by the temperature difference power generation assembly to output a power supply to the LED lamp, so that the indoor and outdoor temperature differences are effectively utilized for generating power, the power supply is supplied to the LED lamp by the generated electric energy, the energy utilization rate is improved, the implementation cost is low, and is easy to push.
In order to better understand the above technical solutions, exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
Fig. 1 is a schematic block diagram of a power supply device for an LED lamp according to an embodiment of the present invention, as shown in fig. 1, the power supply device for an LED lamp includes: a thermoelectric generation assembly 10 and a voltage-stabilizing filter module 20.
The thermoelectric generation assembly 10 generates power by utilizing indoor and outdoor temperature difference;
that is, the temperature difference between the inside and the outside of the room is utilized by providing the thermoelectric generation module 10 to generate power by utilizing the temperature difference between the inside and the outside of the room.
The thermoelectric power generation assembly 10 may be disposed in various manners, for example, the cold end of the thermoelectric power generator is disposed outdoors, and the hot end of the thermoelectric power generator is disposed indoors, so that when the indoor temperature is higher than the outdoor temperature, the thermoelectric power generator generates power by using the indoor and outdoor temperature difference.
As shown in fig. 2, in embodiments, in order to ensure the utilization ratio of the thermoelectric generation assembly 10 for indoor and outdoor temperature differences, the thermoelectric generation assembly 10 includes a thermoelectric generator 11 and a second thermoelectric generator 12, wherein a hot end of the thermoelectric generator 11 corresponds to an indoor setting, a cold end of the thermoelectric generator 11 corresponds to an outdoor setting, a cold end of the second thermoelectric generator 12 corresponds to an indoor setting, a hot end of the second thermoelectric generator 12 corresponds to an outdoor setting, and the thermoelectric generator 11 and the second thermoelectric generator 12 alternately perform power generation, and it should be noted that when a temperature difference is formed between the hot end and the cold end of the thermoelectric generator 11 or the second thermoelectric generator 12, according to the seebeck principle, a potential difference is generated between two ends of the thermoelectric generator 11 or the second thermoelectric generator 12, so as to convert thermal energy into electrical energy, thereby providing electrical energy required by illumination of the LED lamp.
The th thermoelectric generator 11 and the second thermoelectric generator 12 have their hot and cold ends made of different types of electric conductors or semiconductors, respectively, so that when the temperatures of the hot and cold ends are different, a thermal current will appear in the circuit formed by the two types of electric conductors or semiconductors, thereby achieving the purpose of generating electricity through the temperature difference.
In , in order to make the th thermoelectric generator 11 or the second thermoelectric generator 12 more reasonably utilized, the power supply device for the LED lamp provided by the embodiment of the present invention further includes a th temperature sensor 30, a second temperature sensor 40 and a control unit 50.
Wherein, the th temperature sensor 30 is disposed corresponding to the indoor to detect the indoor temperature and send the detected indoor temperature to the control unit 50;
the second temperature sensor 40 is disposed corresponding to the outdoor to detect the outdoor temperature and transmit the detected outdoor temperature to the control unit 50;
as shown in fig. 2, the control unit 50 is connected to the th temperature sensor 30 and the second temperature sensor 40, respectively, to receive the indoor temperature and the outdoor temperature transmitted by the th temperature sensor 30 and the second temperature sensor 40, and to determine the indoor and outdoor temperatures according to the received indoor temperature and outdoor temperature, so as to determine the temperature difference between the indoor and outdoor temperatures, and controls the th thermoelectric generator 11 to be activated when the indoor temperature is greater than the outdoor temperature, so as to generate power by using the current indoor-outdoor temperature difference, and controls the second thermoelectric generator 12 to be activated when the indoor temperature is less than the outdoor temperature, so as to generate power by using the current indoor-outdoor temperature difference.
It can be understood that in summer, the indoor temperature is usually lower than the outdoor temperature because the indoor is not under the conditions of direct sunlight and the cooling means such as an air conditioner or a fan is started, in winter, the indoor temperature is usually higher than the outdoor temperature, the difference between the indoor temperature and the outdoor temperature between two seasons is very large, in addition, the difference between the indoor temperature difference and the outdoor temperature is different under the conditions of sunlight irradiation in the daytime and no sunlight irradiation at night, therefore, the temperature sensor 30 and the second temperature sensor 40 sense the temperature, and the control unit 50 selectively controls the on and off of the thermoelectric generator 11 or the second thermoelectric generator 12 according to the sensed indoor and outdoor temperature difference so as to utilize the different indoor and outdoor temperature differences, and the utilization rate of the thermoelectric generation assembly 10 on the indoor and outdoor temperature differences can be greatly improved.
The voltage stabilizing filter module 20 is respectively connected with the thermoelectric generation assembly 10 and the LED lamp, and the voltage stabilizing filter module 20 performs voltage stabilizing filter processing on the voltage output by the thermoelectric generation assembly 10 to output a power supply to the LED lamp.
That is to say, the voltage stabilizing filter module 20 is connected to the thermoelectric generation module 10, so that after the thermoelectric generation module 10 converts heat energy into electric energy according to the seebeck effect, the thermoelectric generation module 10 inputs the generated electric energy into the voltage stabilizing filter module 20 to perform voltage stabilizing filter processing on the voltage output by the thermoelectric generation module 10 through the voltage stabilizing filter module 20, and the voltage stabilizing filter module 20 is connected to the LED lamp to output the processed power to the LED lamp, so as to supply power to the LED lamp.
In embodiments, in order to prevent the LED lamp from consuming electricity without being turned on, and thus waste of the electric energy converted by the thermoelectric generation assembly 10, and simultaneously, to further ensure sufficient electric energy of the LED lamp in the using process, the power supply device for the LED lamp provided by the embodiments of the present invention further includes a battery module 60, wherein a charging end of the battery module 60 is connected to an output end of the voltage stabilizing filter module 20, and a discharging end of the battery module 60 is connected to the LED lamp, wherein a power supply source outputted by the voltage stabilizing filter module 20 further charges the battery module 60, so as to supply power to the LED lamp through the battery module 60 when the temperature difference between the indoor temperature and the outdoor temperature is less than a preset temperature threshold.
That is, the charging end of the battery module 60 is connected to the output end of the voltage stabilizing filter module 20, so that after the thermoelectric generation assembly 10 converts heat energy into electric energy according to the seebeck effect, the generated electric energy is input into the voltage stabilizing filter module 20 by the thermoelectric generation assembly 10, so as to perform voltage stabilizing filter processing on the voltage output by the thermoelectric generation assembly 10 through the voltage stabilizing filter module 20, and output the processed power to the battery module 60, and the discharging end of the battery module 60 is connected to the LED lamp, so that when the LED lamp is in a use state, the power supply subjected to voltage stabilizing filter processing by the voltage stabilizing filter module 20 can supply power to the LED lamp through the battery module 60; when the LED is in the off state, the power supply after the voltage stabilizing and filtering processing by the voltage stabilizing and filtering component 20 can charge the battery module 60, so that when the temperature difference between the indoor and outdoor is smaller than the temperature threshold value and the thermoelectric generation component 10 cannot generate power, the power is supplied to the LED lamp by the electric energy stored in the battery module 60, and the normal operation of the LED lamp is ensured at this time.
Among them, the battery module 60 may be disposed in various manners.
As examples, the battery module 60 is a secondary battery.
The voltage stabilizing filter module 20 may be disposed in various ways.
As examples, the voltage stabilizing filter module 20 includes a DC-DC converter, which can be integrated in the battery module 60, so that the integration of the whole device can be improved, the whole device can save space, and at the same time, the installation process of the whole device can be facilitated.
As shown in fig. 3, in , in order to enhance the power generation effect of the thermoelectric generator 11 and the second thermoelectric generator 12, the cold end of the thermoelectric generator 11 and the cold end of the second thermoelectric generator 12 are respectively and correspondingly provided with heat dissipation fins 13, so that the cold end of the thermoelectric generator 11 and the cold end of the second thermoelectric generator 12 can be dissipated by the heat dissipation fins 13, and the process of cooling the cold end of the thermoelectric generator 11 and the cold end of the second thermoelectric generator 12 by the external environment is accelerated, the hot end of the thermoelectric generator 11 and the hot end of the second thermoelectric generator 12 are respectively and correspondingly provided with heat conduction fins 14, so that the heat conduction of the hot end of the thermoelectric generator 11 and the hot end of the second thermoelectric generator 12 by the heat conduction fins 14 can be accelerated, the process of heating the hot end of the and the hot end of the second thermoelectric generator 12 by the external environment is accelerated, and further, the cold end and the cold end of the and the hot end of the second thermoelectric generator 11 and the second thermoelectric generator 12 can easily form a temperature difference, and the power generation effect of the thermoelectric generator 12 is increased, so that the power generation effect of the second thermoelectric generator is enhanced.
As examples, in order to further steps to enhance the heat dissipation effect of the heat sink 13 and the heat conduction effect of the heat conducting plate 14, the connecting gap between the heat sink 13 and the cold end is filled with heat conducting silicone grease, and the connecting gap between the heat conducting plate 14 and the hot end is filled with heat conducting silicone grease, so that the heat conduction effects of the heat sink 13 and the heat conducting plate 14 are enhanced, and the utilization rate of the th thermoelectric generator 11 and the second thermoelectric generator 12 for indoor and outdoor temperature differences is ensured.
In embodiments, the LED light fixture is a low power desk lamp.
In summary, according to the utility model discloses a power supply unit for LED lamps and lanterns, including the thermoelectric generation subassembly, the thermoelectric generation subassembly utilizes the indoor outer difference in temperature to generate electricity, steady voltage filtering module links to each other with thermoelectric generation subassembly and LED lamps and lanterns respectively, steady voltage filtering module carries out steady voltage filtering to the voltage of thermoelectric generation subassembly output and handles in order to export power supply for the LED lamps and lanterns to utilize indoor outer difference in temperature to generate electricity effectively, and supply power for the LED lamps and lanterns through the electric energy that generates, improve energy utilization, and the implementation cost is lower, easily pushes away and implements.
In order to achieve the above embodiments, the embodiment of the utility model provides an kinds of lighting system have still been provided, including LED lamps and lanterns and as above-mentioned a power supply unit for LED lamps and lanterns, this power supply unit utilizes the electricity generation of indoor outer difference in temperature to supply power for LED lamps and lanterns according to the thermoelectric generation subassembly.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Thus, a feature defined as "", "second" may explicitly or implicitly include or more of that feature.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "fixed," and the like shall be construed to , for example, as being fixedly connected, detachably connected, or in a body, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, connected between two elements, or interacting between two elements.
In the present disclosure, unless otherwise expressly stated or limited, "above" or "below" a second feature includes features directly contacting the second feature, and may also include features contacting the second feature not directly but through another feature in between, furthermore, features "above", "over" and "on" the second feature include features directly above and obliquely above the second feature, or merely indicate that feature is at a higher level than the second feature, features "below", "beneath" and "under" the second feature include features directly below and obliquely below the second feature, or merely indicate that feature is at a lower level than the second feature.
In the description herein, references to the terms " embodiments," " embodiments," "examples," "specific examples," or " examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least embodiments or examples of the invention.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1, A power supply device for LED lamp, comprising:
the temperature difference power generation assembly generates power by utilizing indoor and outdoor temperature difference;
the voltage stabilizing filter module is respectively connected with the temperature difference power generation assembly and the LED lamp, and carries out voltage stabilizing filter processing on the voltage output by the temperature difference power generation assembly so as to output a power supply to the LED lamp.
2. The power supply device of claim 1, wherein the thermoelectric generation assembly comprises an th thermoelectric generator and a second thermoelectric generator, wherein the hot end of the th thermoelectric generator corresponds to indoor setting, the cold end of the th thermoelectric generator corresponds to outdoor setting, the cold end of the second thermoelectric generator corresponds to indoor setting, the hot end of the second thermoelectric generator corresponds to outdoor setting, and the th thermoelectric generator and the second thermoelectric generator alternately perform power generation.
3. The power supply apparatus for an LED lamp of claim 2, further comprising:
an th temperature sensor, wherein the th temperature sensor is arranged corresponding to the indoor to detect the indoor temperature;
a second temperature sensor corresponding to an outdoor setting to detect an outdoor temperature;
the control unit judges the indoor and outdoor temperature, the control unit is respectively connected with the th temperature sensor and the second temperature sensor, the control unit controls the th thermoelectric generator to start when the indoor temperature is higher than the outdoor temperature, and controls the second thermoelectric generator to start when the indoor temperature is lower than the outdoor temperature.
4. The power supply apparatus for an LED lamp of claim 3, further comprising:
the charging end of the battery module is connected with the output end of the voltage-stabilizing filtering module, the discharging end of the battery module is connected with the LED lamp, and a power supply output by the voltage-stabilizing filtering module further charges the battery module so as to supply power to the LED lamp through the battery module when the temperature difference between the indoor temperature and the outdoor temperature is smaller than a preset temperature threshold value.
5. The power supply device for the LED lamp according to claim 4, wherein the battery module is a storage battery.
6. The power supply of claim 4 wherein the voltage regulation filter module comprises a DC-DC converter that can be integrated into the battery module.
7. The power supply apparatus of wherein the cold side of the thermoelectric generator and the cold side of the second thermoelectric generator are respectively provided with heat dissipating fins, and the hot side of the thermoelectric generator and the hot side of the second thermoelectric generator are respectively provided with heat conducting fins.
8. The power supply device of claim 7, wherein a connection gap between the heat sink and the cold end is filled with thermal grease, and a connection gap between the heat sink and the hot end is filled with thermal grease.
9. The power supply of claim 1 wherein said LED lamp is a low power desk lamp.
10, A lighting system, comprising:
an LED lamp;
the power supply apparatus for an LED light fixture of any one of claims 1-9, , wherein the power supply apparatus is configured to generate power according to the thermoelectric generation assembly by using indoor and outdoor temperature difference to power the LED light fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822203544.4U CN210007948U (en) | 2018-12-26 | 2018-12-26 | Power supply device for LED lamp and lighting system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822203544.4U CN210007948U (en) | 2018-12-26 | 2018-12-26 | Power supply device for LED lamp and lighting system |
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| CN210007948U true CN210007948U (en) | 2020-01-31 |
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| CN201822203544.4U Active CN210007948U (en) | 2018-12-26 | 2018-12-26 | Power supply device for LED lamp and lighting system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109561548A (en) * | 2018-12-26 | 2019-04-02 | 深圳市灏天光电有限公司 | Power supply unit and lighting system for LED lamp |
| CN112350422A (en) * | 2020-10-29 | 2021-02-09 | 维沃移动通信有限公司 | Electronic device |
-
2018
- 2018-12-26 CN CN201822203544.4U patent/CN210007948U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109561548A (en) * | 2018-12-26 | 2019-04-02 | 深圳市灏天光电有限公司 | Power supply unit and lighting system for LED lamp |
| CN112350422A (en) * | 2020-10-29 | 2021-02-09 | 维沃移动通信有限公司 | Electronic device |
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Address after: No. 4, Hongxi South Road, Xiamen Torch High tech Zone (Xiang'an) Industrial Zone, Xiamen, Fujian Patentee after: Xiamen Xinda Haotian Technology Co.,Ltd. Address before: 518109 Haotian Industrial Park, 1136 Guihua Community Sightseeing Road, Guanlan Street, Longhua New District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Glory Sky Optoelectronic Co.,Ltd. |