CN211011135U - Heat energy conversion and high-temperature protection device of high-power L ED street lamp - Google Patents
Heat energy conversion and high-temperature protection device of high-power L ED street lamp Download PDFInfo
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- CN211011135U CN211011135U CN201922196014.6U CN201922196014U CN211011135U CN 211011135 U CN211011135 U CN 211011135U CN 201922196014 U CN201922196014 U CN 201922196014U CN 211011135 U CN211011135 U CN 211011135U
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- Prior art keywords
- heat energy
- aluminum substrate
- street lamp
- energy conversion
- lamp
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 27
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 42
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 42
- 239000000758 substrate Substances 0.000 claims abstract description 32
- 239000011324 bead Substances 0.000 claims abstract description 19
- 230000005669 field effect Effects 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 19
- 230000017525 heat dissipation Effects 0.000 claims description 11
- 239000003381 stabilizer Substances 0.000 claims description 10
- 239000002086 nanomaterial Substances 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 229910021389 graphene Inorganic materials 0.000 claims description 2
- 238000001816 cooling Methods 0.000 description 19
- 239000004411 aluminium Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000002305 electric material Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- -1 graphite alkene Chemical class 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
A heat energy conversion and high temperature protection device of a high-power L ED street lamp comprises a L ED lamp bead, an aluminum substrate, a support rod, a lamp shade connected to the top end of the support rod, a heat energy conversion device, a high temperature protection device and a microcontroller, wherein the aluminum substrate is arranged on the lamp shade, the L ED lamp bead is arranged on the aluminum substrate, the heat energy conversion device is arranged on the upper end face of the aluminum substrate, the high temperature protection device is arranged in the support rod, and the microcontroller is electrically connected with the heat energy conversion device and a control end of the high temperature protection device to play double roles of heat energy conversion utilization and over-high temperature protection of the L ED street lamp.
Description
Technical Field
The utility model relates to a heat energy conversion and high temperature protection device of high-power L ED street lamp belongs to L ED lamp technical field.
Background
Compared with the traditional lamp, the L ED lamp has the advantages of energy conservation, environmental protection, long service life, good color rendering property and response speed and the like, is the most promising illumination light source in the world, and has widely used a high-power L ED lamp in street lamp illumination along with the popularization of ten thousands of lamps.
L ED is a semiconductor device and is limited by luminous efficiency, most (75% -85%) of electric energy in a high-power L ED street lamp is converted into heat energy, so that the internal temperature of the high-power L ED street lamp is increased when the high-power L ED street lamp works, and the luminous efficiency is reduced due to the temperature increase.
At present, L ED street lamps mostly adopt natural convection, additional fan, heat pipe, loop heat pipe and other modes for heat dissipation, and these heat dissipation modes all make a large amount of heat give off to the air, and the radiating effect is general, also does not carry out cyclic utilization to the waste heat.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes exist not enough among the prior art, provide a heat energy conversion and high temperature protection device of high-power L ED street lamp, play the dual function of the heat energy conversion utilization and the too high temperature protection of L ED street lamp.
According to the utility model discloses an aspect provides a heat energy conversion and high temperature protection device of high-power L ED street lamp, including L ED lamp pearl, aluminium matter base plate, cradling piece, connect lamp shade, heat energy conversion device, high temperature protection device and the microcontroller on cradling piece top, aluminium matter base plate installs on the lamp shade, and L ED lamp pearl is installed on aluminium matter base plate, and heat energy conversion device establishes at aluminium matter base plate up end, and high temperature protection device sets up in the cradling piece, microcontroller and heat energy conversion device, high temperature protection device control end electric connection.
The heat energy conversion device comprises a pyroelectric material layer, a field effect transistor amplifier, a rectification voltage stabilizer, a storage battery placing plate, a first lead and a L ED street lamp control switch, wherein the pyroelectric material layer is attached to an aluminum substrate, the field effect transistor amplifier and the rectification voltage stabilizer are positioned in a support rod, the field effect transistor amplifier is connected with the output end of the pyroelectric material layer, the output end of the field effect transistor amplifier is connected with the rectification voltage stabilizer, an output circuit of the rectification voltage stabilizer is connected with a charging end of the storage battery, the storage battery is installed in the support rod through the storage battery placing plate, a power transmission end of the storage battery is connected with L ED lamp beads through the first lead, the L ED street lamp control switch is connected with the output end of a microcontroller, and a control end of the L ED street lamp control switch.
From this, on the pyroelectric material of the area such as aluminium base plate was conducted rapidly with the heat that L ED lamp pearl produced to the aluminium matter base plate, pyroelectric material layer turned into the electric current through thermoelectric conversion with the heat, and the field effect transistor amplifier is enlargied the electric current that receives, stores in the battery through shaping circuit, and street lamp control switch preferentially selects the battery to supply power for L ED street lamp, and when battery voltage was not enough, the commercial power was selected for L ED street lamp power supply.
The high-temperature protection device comprises a temperature sensor, a needle-shaped radiator, a radiating fan, a second wire and a radiating fan control switch, wherein the temperature sensor is installed on one side of an aluminum substrate, the radiating fan is arranged on the lateral portion of an L ED lamp bead, the needle-shaped radiator is fixed with the upper end face of a pyroelectric material layer, the radiating fan is connected with a storage battery through the second wire, the temperature sensor is connected with the input end of a micro controller, the radiating fan control switch is connected with the output end of the micro controller, and the control end of the radiating fan control switch is respectively connected with the second wire and a L ED lamp bead mains supply.
Therefore, the temperature sensor monitors the temperature of the aluminum substrate constantly, when the temperature of the aluminum substrate is higher than or equal to a set value, the cooling fan control switch preferentially selects the storage battery to supply power to the cooling fan, the heat dissipation of the needle-shaped radiator is enhanced, the phenomenon that the L ED street lamp is burnt due to overhigh internal temperature is avoided, and when the temperature of the aluminum substrate is lower than the set value, the cooling fan is closed.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a large tracts of land is released the heat conversion of electric material with aluminium base board transmission and is the electric current, and the electric current is saved in the battery after field effect transistor amplifier is enlarged, has realized thermoelectric conversion and has enlarged the storage and get up, preferentially gives the power supply of high-power L ED street lamp, and the waste heat obtains abundant recycle.
2. The heat dissipation effect is obvious, the utility model discloses the graphite alkene nano-material that the heat conductivity coefficient is high is adopted to the radiator to make the needle-like in order to increase heat radiating area, showing the radiating effect who has strengthened high-power L ED street lamp, guaranteed that the luminous efficacy of high-power L ED street lamp is stable.
3. The utility model discloses temperature sensor monitors aluminium matter base plate temperature constantly, when aluminium matter base plate temperature is higher than or equal to the setting value, radiator fan starts, radiator fan control switch preferred selection battery gives radiator fan power supply, select commercial power supply when not enough voltage, the electric energy of battery has effectively been utilized, there is commercial power supply normal work when also guaranteeing that the battery electric energy is not enough, radiator fan starts to have accelerated the needle radiator heat dissipation, prevent L ED street lamp inside because of the high temperature burns out, the life of high-power L ED street lamp has been prolonged, also the change cost of maintenance has been reduced, when aluminium matter base plate temperature is less than the setting value, radiator fan closes, the energy can be saved.
4. Green and environmental protection without pollution. The utility model discloses whole no other results produce, and carry out recycle with heat energy, clean and pollution-free, reached green health environmental protection's effect.
5. The utility model discloses with field effect transistor amplifier, rectifier circuit, battery, radiator fan control switch, L ED street lamp control switch all the design-installation in hollow street lamp cradling piece, alleviateed high-power L ED street lamp holder weight, the mounting of cradling piece internal firmware is stable, has increased the security at bad weather such as strong wind, sleet, earthquake, has also reduced cost of maintenance.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 and 3 are schematic structural diagrams of a thermal energy conversion device and a high-temperature protection device;
fig. 4 is a flow chart of the present invention.
Detailed Description
To facilitate understanding of the technical means and principles embodied by the present invention, the purpose and efficacy of which are achieved, the present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, 2 and 3, the thermal energy conversion device 5 includes a pyroelectric material layer 501, a field effect transistor amplifier 503, a rectifying regulator 504, a storage battery 502, a storage battery placing plate 507, a first lead 505 and a L ED streetlamp control switch 506, the pyroelectric material layer 501 is adhered to an aluminum substrate 2 through high thermal conductivity epoxy resin, a lampshade 4 covers L ED lamp beads 1, the field effect transistor amplifier 503 and the rectifying regulator 504 are fixed in a support rod 3 through screws, the field effect transistor amplifier 503 is connected with an output end of the pyroelectric material layer 501, an output end of the field effect transistor amplifier 503 is connected with the rectifying regulator 504, an output line of the rectifying regulator 504 is connected with a charging end of the storage battery 502, the storage battery 502 is fixedly installed in the support rod 3 through a storage battery placing plate 507, the storage battery 502 is connected with L ED lamp beads 1 through the first lead 505, the L ED streetlamp control switch 506 is connected with an output end of a microcontroller 7, and a control end of the L ED streetlamp control switch 506 is respectively connected with a first lead 505 and a L ED lamp bead.
The high-temperature protection device 6 comprises a temperature sensor 604, a needle-shaped radiator 601, a cooling fan 603, a second lead 605 and a cooling fan control switch 606, wherein the temperature sensor 604 is installed on one side of the aluminum substrate 2 to obtain temperature information of the aluminum substrate 2, the cooling fan 603 is installed on the aluminum substrate 2, a cooling hole 602 is formed in the aluminum substrate 2, the cooling fan 603 faces to L ED lamp bead 1 and is used for cooling L ED lamp bead 1, the needle-shaped radiator 601 and the upper end face of the pyroelectric material layer 501 are fixedly bonded through high-thermal-conductivity epoxy resin, the cooling fan 603 is connected with the storage battery 502 through the second lead 605, the temperature sensor 604 is connected to the input end of the microcontroller 7, the cooling fan control switch 606 is connected to the output end of the microcontroller 7, and the control end of the cooling fan control switch 606 is respectively connected with the second lead 605 and a commercial power line of L ED lamp bead 1 to control on/off and.
The specific working process includes that the high-power L ED lamp bead 1 is directly installed on a large-area aluminum substrate 2 with low cost, the aluminum substrate 2 can rapidly and vertically transfer heat to the pyroelectric material 3 with high thermoelectric conversion efficiency in a short time, current converted by the pyroelectric material layer 501 is amplified through a field effect tube amplifier 503 and then stored in the storage battery 502 through a rectification voltage stabilizer 504, when voltage output in the storage battery 502 is enough, the L ED street lamp control switch 506 preferentially selects the storage battery 5029 to supply power to the L ED lamp bead 1, when the voltage in the storage battery 502 is insufficient, the L ED street lamp control switch 506 selects commercial power to supply power to the L ED lamp bead 1, the temperature sensor 604 is connected to the input end of the microcontroller 606, the cooling fan control switch is connected to the output end of the microcontroller 7, the temperature sensor 604 constantly monitors the temperature of the aluminum substrate 2, when the temperature of the aluminum substrate 2 is higher than or equal to a set value, the microcontroller 7 sends out a signal, the cooling fan control switch 606 preferentially selects the storage battery 502 to supply power to the cooling fan 603 when the voltage is insufficient, the cooling fan 603 is started, heat dissipation is enhanced, the temperature of the needle-shaped radiator L is prevented from being over.
The type of the microcontroller 7 is TPS2205, TPS2206, TPS2216 and the like.
The rectifying regulator 504 is a conventional component, such as model CX8835, SX2106, etc.
The aluminum substrate 2 is a traditional aluminum substrate, the cost is low, the areas of the aluminum substrate 2 and a thermoelectric material layer are as large as possible, the thermoelectric conversion efficiency of the thermoelectric material layer 501 is high, the field effect tube amplifier 503 has the amplification current multiple as high as possible and can be an N-channel field effect tube amplifier 503, the radiator 601 is made into a needle shape to increase the heat dissipation area, the heat conductivity coefficient of the heat radiator 601 material layer is high as much as possible and can be the latest graphene nano material, in order to reduce the weight of a high-power L ED street lamp holder, the field effect tube amplifier 503, the rectifying voltage stabilizer 504, the storage battery 502, the cooling fan 603 control switch and the L ED street lamp control switch 506 are all arranged in the hollow street lamp support rod 3, the temperature sensor monitors the temperature of the aluminum substrate 2 at any time, when the temperature of the aluminum substrate 2 is higher than or equal to a set value, the cooling fan 603 is preferentially selected by the mains supply when the voltage is insufficient, the cooling fan 603 is started to enhance the heat dissipation of the needle-shaped radiator 601 to prevent the L ED street lamp from being burnt due to overhigh in temperature, when the temperature of the aluminum substrate 2 is lower than the set value, the heat dissipation fan L and the mains supply is preferentially fixed by the epoxy.
It is worth mentioning that: in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; the circuits described in the present invention are all commonly used circuits in the field, and other related components are all commonly used components, and for those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (4)
1. The heat energy conversion and high-temperature protection device of the high-power L ED street lamp is characterized by comprising a L ED lamp bead, an aluminum substrate, a support rod, a lamp shade connected to the top end of the support rod, a heat energy conversion device, a high-temperature protection device and a microcontroller, wherein the aluminum substrate is arranged on the lamp shade, the L ED lamp bead is arranged on the aluminum substrate, the heat energy conversion device is arranged on the upper end face of the aluminum substrate, the high-temperature protection device is arranged in the support rod, and the microcontroller is electrically connected with the heat energy conversion device and the control end of the high-temperature protection device;
the heat energy conversion device comprises a pyroelectric material layer, a field effect tube amplifier, a rectification voltage stabilizer, a storage battery placing plate, a first lead and a L ED street lamp control switch, wherein the pyroelectric material layer is attached to an aluminum substrate, the field effect tube amplifier and the rectification voltage stabilizer are positioned in a support rod, the field effect tube amplifier is connected with the output end of the pyroelectric material layer, the output end of the field effect tube amplifier is connected with the rectification voltage stabilizer, and the output circuit of the rectification voltage stabilizer is connected with a charging end of the storage battery;
the high-temperature protection device comprises a temperature sensor, a needle-shaped radiator, a radiating fan, a second wire and a radiating fan control switch, wherein the temperature sensor is installed on one side of an aluminum substrate, the radiating fan is arranged on the side portion of an L ED lamp bead, the needle-shaped radiator is fixed to the upper end face of a pyroelectric material layer, the radiating fan is connected with a storage battery through the second wire, the temperature sensor is connected to the input end of a micro-controller, the radiating fan control switch is connected to the output end of the micro-controller, and the control end of the radiating fan control switch is respectively connected with the second wire and a L ED lamp bead.
2. The device for converting heat energy and protecting high temperature of a high-power L ED street lamp as claimed in claim 1, wherein the aluminum substrate is provided with heat dissipation holes.
3. The device for converting heat energy and protecting high temperature of high-power L ED street lamp as claimed in claim 1, wherein the heat dissipation fan is mounted on the aluminum substrate and faces the L ED lamp bead.
4. The device for converting heat energy and protecting the high-power L ED street lamp as claimed in claim 1, wherein the needle-shaped heat sink is made of graphene nano-material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922196014.6U CN211011135U (en) | 2019-12-09 | 2019-12-09 | Heat energy conversion and high-temperature protection device of high-power L ED street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922196014.6U CN211011135U (en) | 2019-12-09 | 2019-12-09 | Heat energy conversion and high-temperature protection device of high-power L ED street lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211011135U true CN211011135U (en) | 2020-07-14 |
Family
ID=71472565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922196014.6U Expired - Fee Related CN211011135U (en) | 2019-12-09 | 2019-12-09 | Heat energy conversion and high-temperature protection device of high-power L ED street lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211011135U (en) |
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2019
- 2019-12-09 CN CN201922196014.6U patent/CN211011135U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200714 |