CN110985977B - New forms of energy street lamp with heat dissipation dust removal function - Google Patents
New forms of energy street lamp with heat dissipation dust removal function Download PDFInfo
- Publication number
- CN110985977B CN110985977B CN201911265882.3A CN201911265882A CN110985977B CN 110985977 B CN110985977 B CN 110985977B CN 201911265882 A CN201911265882 A CN 201911265882A CN 110985977 B CN110985977 B CN 110985977B
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- shell
- side wall
- fixedly connected
- arc
- cavity
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- 239000000428 dust Substances 0.000 title claims abstract description 21
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 17
- 229910052751 metal Inorganic materials 0.000 claims abstract description 18
- 239000002184 metal Substances 0.000 claims abstract description 18
- 239000000110 cooling liquid Substances 0.000 claims abstract description 15
- 230000006870 function Effects 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims description 13
- 238000005086 pumping Methods 0.000 claims description 7
- 238000009423 ventilation Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 8
- 230000029052 metamorphosis Effects 0.000 abstract description 7
- 230000009471 action Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract 1
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 6
- 239000002826 coolant Substances 0.000 description 3
- 210000004209 hair Anatomy 0.000 description 3
- HZEWFHLRYVTOIW-UHFFFAOYSA-N [Ti].[Ni] Chemical compound [Ti].[Ni] HZEWFHLRYVTOIW-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 229910001000 nickel titanium Inorganic materials 0.000 description 2
- 229910001285 shape-memory alloy Inorganic materials 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000002337 anti-port Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
Images
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
- F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
- F21S9/03—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by exposure to light
- F21S9/035—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by exposure to light the solar unit being integrated within the support for the lighting unit, e.g. within or on a pole
-
- B08B1/12—
-
- 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
- F21V15/00—Protecting lighting devices from damage
- F21V15/04—Resilient mountings, e.g. shock absorbers
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
-
- 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
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/08—Devices for easy attachment to any desired place, e.g. clip, clamp, magnet
- F21V21/096—Magnetic devices
-
- 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
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/103—Outdoor lighting of streets or roads
-
- 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
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
Abstract
The invention discloses a new energy street lamp with a heat dissipation and dust removal function, which comprises a shell, wherein the inner wall of the shell is fixedly connected with a housing, the side wall of the shell is rotatably connected with a screw nut, the side wall of the screw nut is uniformly and fixedly connected with impellers, the shell is rotatably connected with a metal arc-shaped plate relative to the inner wall, and the side wall of the metal arc-shaped plate is fixedly connected with bristles attached to the surface of the housing. When the temperature in the shell reaches the metamorphosis temperature of the memory spring, the memory spring contracts to enable the screw rod to move towards the outside of the shell, so that the screw rod nut drives the impeller to rotate, and further the bristles on the side wall of the metal arc plate are driven to remove dust on the housing, the phenomenon that the dust on the housing is accumulated too much to influence the lighting effect of the street lamp is avoided, and in the rotating process of the impeller, the magnetic sliding plug can slide back and forth in the arc-shaped cavity under the action of the spring, so that cooling liquid in the cavity can flow circularly, the heat dissipation in the shell is accelerated, and the service life of the street lamp is prolonged.
Description
Technical Field
The invention relates to the technical field of new energy, in particular to a new energy street lamp with a heat dissipation and dust removal function.
Background
The new energy refers to various energy forms except traditional energy, such as solar energy, geothermal energy, wind energy, ocean energy, biomass energy, nuclear fusion energy and the like, and most of the existing street lamps adopt solar energy for power supply, can effectively utilize the solar energy for illumination, and are widely popularized and used.
Because the street lamp is after long-term use, can gather a large amount of dusts on the street lamp housing, these dusts not only can influence the illumination of street lamp, still can influence the inside thermal giving off of street lamp, the street lamp is installed in the open air in addition, make and maintain the street lamp seldom, and then make these dusts can remain on the street lamp surface for a long time, influence the inside thermal giving off of street lamp, reduce the life of street lamp, and, because the mounting height of street lamp is higher, make the manual work comparatively dangerous when maintaining the street lamp, the incident takes place easily.
Therefore, a new energy street lamp with a heat dissipation and dust removal function is provided to solve the problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a new energy street lamp with a heat dissipation and dust removal function.
In order to achieve the purpose, the invention adopts the following technical scheme:
a new energy street lamp with heat dissipation and dust removal functions comprises a shell, wherein a housing is fixedly connected to the inner wall of the shell, a lamp body is installed on the inner wall of the shell through a connecting rod, a screw nut is rotatably connected to the side wall of the shell, impellers are uniformly and fixedly connected to the side wall of the screw nut, a screw is connected to the screw nut in a threaded manner, one end of the screw penetrates through the side wall of the shell and is fixedly connected with a baffle, a memory spring is sleeved on the screw, two ends of the memory spring are respectively fixedly connected with the side wall of the baffle and the side wall of the shell, the shell is rotatably connected with a metal arc plate relative to the inner wall, the side wall of the metal arc plate is fixedly connected with brush bristles attached to the surface of the housing, a cavity is formed above the side wall of the shell, an arc-shaped cavity is formed below the side wall of the shell, cooling liquid is arranged in the arc-shaped cavity, and is communicated with the bottom in the cavity through a liquid inlet cavity, and a liquid pumping device for pumping cooling liquid into the cavity is arranged in the arc-shaped cavity.
Preferably, the liquid pumping device comprises a magnetic sliding plug fixedly connected to the inner wall of the arc-shaped cavity through a spring, wherein a permanent magnet is fixedly connected to the side wall of one of the impellers, and the permanent magnet and the magnetic sliding plug are attracted in opposite directions.
Preferably, the ventilation hole has been seted up to the shell lateral wall equipartition, just ventilation hole inner wall fixedly connected with waterproof ventilated membrane.
The invention has the following beneficial effects:
1. by arranging the baffle, the lead screw, the memory spring, the lead screw nut, the impeller, the permanent magnet, the metal arc-shaped plate and the bristles, when the temperature in the shell rises to reach the abnormal temperature of the memory spring, the memory spring contracts to drive the baffle to move, so that the lead screw is pushed to move towards the outside of the shell, the lead screw nut rotates, and further the impeller on the side wall of the lead screw nut rotates, so that the permanent magnet drives the metal arc-shaped plate to rotate on the inner wall of the shell, the bristles on the side wall of the metal arc-shaped plate clear away dust on the housing, the phenomenon that the dust on the housing is accumulated too much to influence the lighting effect of the street lamp is avoided, and the phenomenon that the dust is accumulated more to influence the heat dissipation of the street lamp is avoided;
2. by arranging the cavity, the arc-shaped cavity, the spring, the magnetic sliding plug, the liquid inlet cavity and the cooling liquid, when the impeller rotates, the permanent magnet drives the magnetic sliding plug to move in the arc-shaped cavity, so that the cooling liquid in the arc-shaped cavity is extruded into the cavity to absorb heat emitted by the lamp body;
3. when the impeller rotates, the air flow at the vent hole is accelerated, and the heat exchange between the inside of the shell and the outside air is accelerated, so that the heat dissipation outside the shell is accelerated;
4. when the temperature in the shell is reduced to be lower than the metamorphosis temperature of the memory spring, the memory spring is extended, the pulling screw rod slides towards the inside of the shell to drive the screw rod nut to rotate reversely, so that the brush hair can clean the surface of the housing again, and the cooling liquid can absorb the heat in the shell again to increase the heat dissipation and dust removal effects of the street lamp.
Drawings
Fig. 1 is a schematic structural diagram of a new energy street lamp with heat dissipation and dust removal functions according to the present invention;
fig. 2 is a schematic sectional structural view of the new energy street lamp with the functions of heat dissipation and dust removal in the direction from a-a.
In the figure: the device comprises a shell 1, a housing 2, a lead screw nut 3, an impeller 4, a lead screw 5, a baffle 6, a memory spring 7, a metal arc plate 8, bristles 9, an arc cavity 10, a magnetic sliding plug 11, a permanent magnet 12, a cavity 13, a vent hole 14, a waterproof and breathable film 15, a liquid inlet cavity 16 and a spring 17.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-2, a new energy street lamp with heat dissipation and dust removal functions comprises a housing 1, a housing 2 is fixedly connected to the inner wall of the housing 1, a lamp body is mounted on the inner wall of the housing 1 through a connecting rod, a lead screw nut 3 is rotatably connected to the side wall of the housing 1, impellers 4 are uniformly and fixedly connected to the side wall of the lead screw nut 3, a lead screw 5 is in threaded connection with the lead screw nut 3, one end of the lead screw 5 penetrates through the side wall of the housing 1 and is fixedly connected with a baffle 6, a memory spring 7 is sleeved on the lead screw 5, two ends of the memory spring 7 are respectively and fixedly connected with the side wall of the baffle 6 and the side wall of the housing 1, the memory spring 7 is made of a nickel-titanium memory alloy material, the metamorphosis temperature of the nickel-titanium memory alloy material is 40 ℃, namely when the temperature inside the housing 1 reaches the metamorphosis temperature of the memory spring 7, the memory spring 7 contracts to enable the baffle 6 to push the lead screw 5 to move towards the outer wall of the housing 1, when the temperature in the shell 1 is lower than the metamorphosis temperature of the memory spring 7, the memory spring 7 is kept in an initial state, the lead screw 5 is fixed, the shell 1 is rotatably connected with a metal arc plate 8 relative to the inner wall, the side wall of the metal arc plate 8 is fixedly connected with brush bristles 9 attached to the surface of the housing 2, a cavity 13 is arranged above the side wall of the shell 1, an arc cavity 10 is arranged below the side wall of the shell 1, cooling liquid is arranged in the arc cavity 10, the cooling liquid is anhydrous cooling liquid taking propylene glycol as a main component, the propylene glycol has no pollution and toxicity to human bodies and environment, and has good oxidation resistance, circulation and heat conduction efficiency, so that the heat absorption in the shell 1 is greatly improved, furthermore, the side wall of the shell 1 is fixedly connected with a plurality of radiating fins communicated with the inner wall of the arc cavity 10, and the temperature of the cooling liquid in the arc cavity 10 can be radiated, make the coolant liquid remain good cooling effect throughout, play the promotion effect to thermal absorption in the shell 1, arc chamber 10 is through feed liquor chamber 16 and cavity 13 bottom intercommunication, installs the pump liquid device of going into cavity 13 with the coolant liquid pump in the arc chamber 10.
The liquid pumping device comprises a magnetic sliding plug 11 fixedly connected to the inner wall of an arc-shaped cavity 10 through a spring 17, wherein the side wall of one impeller 4 is fixedly connected with a permanent magnet 12, the permanent magnet 12 and the magnetic sliding plug 11 are attracted in an opposite polarity, further, because the permanent magnet 12 is fixedly connected to the side wall of one impeller 4, when the impeller 4 rotates, the permanent magnet 12 can be intermittently attracted with the magnetic sliding plug 11, so that the magnetic sliding plug 11 can slide back and forth in the arc-shaped cavity 10 under the action of the spring 17, cooling liquid circularly enters a cavity 13 to absorb heat in a shell 1, in addition, the magnetic force between the permanent magnet 12 and a metal arc-shaped plate 8 is far smaller than the magnetic force between the magnetic sliding plug 11 and the metal arc-shaped plate 8, so that when the magnetic sliding plug 11 slides back and forth in the inner wall of the arc-shaped cavity 10, bristles 9 on the side wall of the metal arc-shaped plate 8 can be driven to repeatedly clean dust on the surface of the shell 2, the cleaning effect on the surface of the housing 2 is increased.
In the invention, when the temperature in the shell 1 rises to reach the metamorphosis temperature of the memory spring 7, the memory spring 7 contracts to drive the baffle 6 to move, so that the baffle 6 pushes the screw 5 to move towards the outside of the housing 1, so that the screw nut 3 rotates, further leading the impeller 4 on the side wall of the lead screw nut 3 to rotate, leading the permanent magnet 12 to drive the magnetic sliding plug 11 which is opposite attracted with the permanent magnet 12 to slide in the arc-shaped cavity 10, leading the cooling liquid in the arc-shaped cavity 10 to be extruded into the cavity 13, absorbs the heat emitted from the lamp body, and meanwhile, in the process of rotating the impeller 4, the magnetic sliding plug 11 slides back and forth in the arc-shaped cavity 10 under the action of the spring 17, so that the cooling liquid in the cavity 13 can flow circularly, and the magnetic sliding plug 11 can drive the metal arc plate 8 to rotate back and forth on the inner wall of the shell 1 when sliding back and forth in the arc-shaped cavity 10, so that the brush hairs 9 on the side wall of the metal arc plate 8 can clean the dust on the housing 2 back and forth.
When the inside temperature of shell 1 reduces to below the metamorphosis temperature of memory spring 7, memory spring 7 extends for 6 pulling lead screws 5 of baffle slide to shell 1 is inside, drive screw nut 3 antiport, make brush hair 9 can clear up 2 surfaces of housing once more, and also can make the coolant liquid absorb the heat in shell 1 once more, increase the heat dissipation dust removal effect to the street lamp.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (2)
1. The new energy street lamp with the functions of heat dissipation and dust removal comprises a shell (1), wherein a housing (2) is fixedly connected to the inner wall of the shell (1), a lamp body is installed on the inner wall of the shell (1) through a connecting rod, and is characterized in that a lead screw nut (3) is rotatably connected to the side wall of the shell (1), impellers (4) are uniformly and fixedly connected to the side wall of the lead screw nut (3), a lead screw (5) is connected to the inner thread of the lead screw nut (3), one end of the lead screw (5) penetrates through the side wall of the shell (1) and is fixedly connected with a baffle (6), a memory spring (7) is sleeved on the lead screw (5), two ends of the memory spring (7) are respectively fixedly connected with the side wall of the baffle (6) and the side wall of the shell (1), a metal arc-shaped plate (8) is rotatably connected to the inner wall of the shell relative to the metal arc-shaped plate (8), and brush bristles (9) fixedly connected to the surface of the housing (2), a cavity (13) is formed in the upper portion of the side wall of the shell (1), an arc-shaped cavity (10) is formed in the lower portion of the side wall of the shell (1), cooling liquid is arranged in the arc-shaped cavity (10), the arc-shaped cavity (10) is communicated with the bottom of the cavity (13) through a liquid inlet cavity (16), and a liquid pumping device for pumping the cooling liquid into the cavity (13) is installed in the arc-shaped cavity (10);
the liquid pumping device comprises a magnetic sliding plug (11) fixedly connected to the inner wall of the arc-shaped cavity (10) through a spring (17), wherein a permanent magnet (12) is fixedly connected to the side wall of the impeller (4), and the permanent magnet (12) and the magnetic sliding plug (11) are attracted in opposite polarities.
2. The new energy street lamp with the functions of heat dissipation and dust removal as claimed in claim 1, wherein ventilation holes (14) are uniformly formed in the side wall of the housing (1), and a waterproof breathable film (15) is fixedly connected to the inner wall of each ventilation hole (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911265882.3A CN110985977B (en) | 2019-12-11 | 2019-12-11 | New forms of energy street lamp with heat dissipation dust removal function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911265882.3A CN110985977B (en) | 2019-12-11 | 2019-12-11 | New forms of energy street lamp with heat dissipation dust removal function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110985977A CN110985977A (en) | 2020-04-10 |
| CN110985977B true CN110985977B (en) | 2022-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911265882.3A Active CN110985977B (en) | 2019-12-11 | 2019-12-11 | New forms of energy street lamp with heat dissipation dust removal function |
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| Country | Link |
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| CN (1) | CN110985977B (en) |
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| CN111520640B (en) * | 2020-05-06 | 2021-11-16 | 内蒙古双北文化传播有限公司 | Novel outdoor LED (light-emitting diode) landscape lamp |
| CN111623290A (en) * | 2020-06-02 | 2020-09-04 | 凌垚峰 | From dust fall heat dissipation formula road landscape lamp |
| CN111670881A (en) * | 2020-06-30 | 2020-09-18 | 季雷波 | Energy-saving heat dissipation type moth-killing lamp for agriculture and forestry insect prevention |
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| CN111765404A (en) * | 2020-07-29 | 2020-10-13 | 赵加太 | High-efficient heat dissipation type LED street lamp |
| CN111853559B (en) * | 2020-08-06 | 2022-06-07 | 中山市沃尔森照明科技有限公司 | 5G intelligent LED lamp |
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| CN112503448B (en) * | 2021-01-29 | 2021-05-07 | 深圳市光世界科技有限公司 | Long-life LED floodlight capable of removing dust and dissipating heat |
| CN115621618A (en) * | 2022-12-14 | 2023-01-17 | 江苏智纬电子科技有限公司 | Sodium battery module temperature regulating equipment |
| CN116182124B (en) * | 2023-04-23 | 2023-06-30 | 永林电子股份有限公司 | High-power LED lamp bead |
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| CN101658846A (en) * | 2008-08-29 | 2010-03-03 | 北京助兴隆科贸有限公司 | Self-acting device for automatically removing dust on light receiving surface of solar product |
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| Publication number | Publication date |
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| CN110985977A (en) | 2020-04-10 |
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