CN110886998A - Turnover solar LED underground lamp - Google Patents

Turnover solar LED underground lamp Download PDF

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Publication number
CN110886998A
CN110886998A CN201911258066.XA CN201911258066A CN110886998A CN 110886998 A CN110886998 A CN 110886998A CN 201911258066 A CN201911258066 A CN 201911258066A CN 110886998 A CN110886998 A CN 110886998A
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CN
China
Prior art keywords
inner shell
cover plate
shell
outer shell
turnover
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Granted
Application number
CN201911258066.XA
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Chinese (zh)
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CN110886998B (en
Inventor
朱宗一
张飞航
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JIANGSU YAMING LIGHTING CO Ltd
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Individual
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Priority to CN201911258066.XA priority Critical patent/CN110886998B/en
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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
    • 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
    • F21V15/01—Housings, e.g. material or assembling of housing parts
    • 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
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • 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
    • F21V29/56—Cooling arrangements using liquid coolants
    • 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
    • F21V31/00—Gas-tight or water-tight arrangements
    • F21V31/005—Sealing arrangements therefor
    • 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
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

The invention belongs to the field of LED lamps, and particularly relates to a turnover solar LED underground lamp which comprises an underground box, wherein a photovoltaic panel and an LED lamp group are arranged in the underground box, the underground box comprises an outer shell and an inner shell, the outer shell is sleeved outside the inner shell, the upper ends of the outer shell and the inner shell are both provided with openings, the upper end of the outer shell is fixedly connected with an upper cover plate, the upper end of the inner shell is fixedly connected with a lower cover plate, the upper cover plate and the lower cover plate are transparent plates, refraction liquid is filled between the inner shell and the outer shell, a horizontally arranged rotating shaft is rotatably connected to the inner side wall of the inner shell, a horizontally arranged turnover plate is arranged in the inner shell, and the rotating shaft penetrates through the turnover plate and is fixedly connected with the turnover. The photovoltaic LED lamp bank has a reasonable structure, the photovoltaic panel and the LED lamp bank can be freely switched, the photovoltaic panel and the LED lamp bank are not interfered with each other during working, the internal space of the underground box is effectively utilized, and the light emitting quantity of the photovoltaic panel and the lighting effect of the LED lamp bank are ensured.

Description

Turnover solar LED underground lamp
Technical Field
The invention belongs to the field of LED lamps, and particularly relates to a turnover type solar LED underground lamp.
Background
The LED underground lamp is widely applied to greenbelts, parks, lawns, courtyard illumination, pedestrian streets, parking lots, building main body decoration bridges, track illumination and the like, is mainly buried below the ground and plays a role in illumination and decoration.
The most interior parts that exist of the lamp of burying of current solar energy LED arrange unreasonable problem, all need openly upwards to set up because of photovoltaic board and LED banks wherein, then can only set up photovoltaic board and LED banks on the coplanar, with the luminous efficacy who guarantees the generating efficiency of photovoltaic board and LED banks, and the inner space that buries the lamp is limited, and the size of upper cover glass board is certain, then the space that leads to the photovoltaic board to arrange is less, the generated energy reduces relatively, can't satisfy LED banks and use for long-time illumination.
Therefore, a turnover type solar LED underground lamp is provided to solve the problem.
Disclosure of Invention
The invention aims to provide a turnover solar LED underground lamp with the generated energy capable of meeting the requirement of long-time use of an LED lamp bank, aiming at the problem that the generated energy of a photovoltaic panel is low due to unreasonable arrangement of internal components.
In order to achieve the purpose, the invention adopts the following technical scheme: a turnover solar LED underground lamp comprises an underground box, wherein a photovoltaic panel and an LED lamp bank are arranged in the underground box, the underground box comprises an outer shell and an inner shell, the outer shell is sleeved outside the inner shell, the upper ends of the outer shell and the inner shell are both provided with openings, the upper end of the outer shell is fixedly connected with an upper cover plate, the upper end of the inner shell is fixedly connected with a lower cover plate, the upper cover plate and the lower cover plate are transparent plates, refraction liquid is filled between the inner shell and the outer shell, a horizontally arranged rotating shaft is rotatably connected to the inner side wall of the inner shell, a horizontally arranged turnover plate is arranged in the inner shell, the rotating shaft penetrates through the turnover plate and is fixedly connected with the turnover plate, the photovoltaic panel and the LED lamp bank are respectively and fixedly arranged on the upper surface and the lower surface of the turnover plate, and the upper top surface of the inner shell is, two gears are coaxially and fixedly sleeved outside the rotating shaft and are respectively meshed with the two racks.
The invention has the beneficial effects that:
at night, LED banks work produces a large amount of heats, and it is higher to bury the inside temperature of box, and memory spring extends when the temperature is higher, drives rack downstream, drives gear revolve 180 with it meshing then, then drives the returning face plate upset 180 through the pivot, with LED banks upset to photovoltaic board top, then the light that LED banks sent can see through upper cover plate and lower apron shine to bury the box with ground and throw light on outside.
During the daytime, the LED banks is closed, buries the temperature reduction in the box with, and memory spring shortens when the temperature is lower, then drives rack rebound to initial position, then the returning face plate upset 180, with photovoltaic board upset to LED banks top, accessible illumination generates electricity then, and photovoltaic board and LED banks can freely switch over the position, and the during operation is mutual noninterference, and the effectual inner space that buries the box with having utilized has guaranteed the luminous quantity of photovoltaic board and the illuminating effect of LED banks.
Preferably, the rotating shaft is rotatably connected with the inner side wall of the inner shell through a rotating bearing.
Preferably, the lower cover plate is a flexible plate, a sealing ring is connected in a sliding and sealing manner in a cavity formed between the inner shell and the outer shell, permanent magnets are fixedly connected to the lower ends of the two racks close to the sealing ring, the sealing ring is made of a magnetic material and attracts the permanent magnets in a heteropolar manner, at night, the memory spring drives the racks to move downwards, the permanent magnets drive the sealing ring to move downwards under the action of magnetic force, the hydraulic pressure of refraction liquid above the sealing ring is reduced, the lower cover plate is raised upwards under the action of the hydraulic pressure, at the moment, the upper cover plate and the lower cover plate are in a concave lens shape, the concave lens has an astigmatism effect, light emitted by the LED lamp set is emitted out of the box in a divergent manner after being refracted by the concave lens, the irradiation range is wider, and the illumination effect; during the daytime, memory spring drives rack rebound, and under the magnetic force effect, the permanent magnetism piece drives sealing ring rebound, then the hydraulic pressure increase of the refraction liquid of sealing ring top, lower apron is sunken downwards under the hydraulic pressure effect, and the upper cover plate is the convex lens form with lower apron this moment, and convex lens has the effect of spotlight, and the sunlight shines on the photovoltaic board after the refraction of convex lens, has guaranteed the generating efficiency of photovoltaic board to supply the long-time illumination of LED banks to use.
Preferably, the bottom surface fixedly connected with liquid reserve bag of interior casing, the liquid reserve bag is made by elastic rubber material, the fixed intercommunication of lower extreme of liquid reserve bag has the transfer line, the lower extreme of transfer line runs through the bottom surface setting of interior casing, and the sealing ring reciprocates under the drive of permanent magnetism piece, drives the hydraulic pressure change of sealing ring below refraction liquid then, in the refraction liquid accessible transfer line entering liquid reserve bag of sealing ring below, the hydraulic pressure of refraction liquid is stable between assurance shell body and the interior casing.
Drawings
Fig. 1 is a schematic structural view of a turnover solar LED underground lamp in embodiment 1 of the present invention at night;
FIG. 2 is a schematic structural diagram of a turnover type solar LED underground lamp in the daytime of embodiment 1;
FIG. 3 is a schematic structural diagram of a turnover type solar LED underground lamp in the embodiment 2 at night;
fig. 4 is a schematic structural view of a flip type solar LED underground lamp in embodiment 2 during the daytime provided by the invention.
In the figure, 1 is a buried box; 2 a photovoltaic panel; 3LED lamp group; 4 an outer shell; 5 an inner shell; 6, an upper cover plate; 7, a lower cover plate; 8, a rotating shaft; 9, turning over the plate; 10 a memory spring; 11 rack bars; 12 gears; 13 a sealing ring; 14 permanent magnet blocks; 15 reservoir; 16 transfusion tubes.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Example 1
As shown in fig. 1-2, a lamp is buried under convertible solar energy LED, including burying box 1, be equipped with photovoltaic board 2 and LED banks 3 in burying box 1, bury box 1 including shell body 4 and interior casing 5, shell body 4 cover is established outside interior casing 5, the equal opening setting in upper end of shell body 4 and interior casing 5, the upper end fixedly connected with upper cover plate 6 of shell body 4, apron 7 under the upper end fixedly connected with of interior casing 5, upper cover plate 6 is the transparent plate with apron 7 down, it has refraction liquid to fill between interior casing 5 and the shell body 4, refraction liquid is water, rotate on the inside wall of interior casing 5 and be connected with the pivot 8 of level setting, specifically, pivot 8 passes through rolling bearing and is connected with the inside wall rotation of interior casing 5.
In this embodiment, a horizontally arranged roll-over plate 9 is arranged in the inner housing 5, the rotating shaft 8 penetrates through the roll-over plate 9 and is fixedly connected with the roll-over plate 9, the photovoltaic panel 2 and the LED lamp set 3 are respectively and fixedly installed on the upper surface and the lower surface of the roll-over plate 9, the upper top surface of the inner housing 5 is fixedly connected with two racks 11 through a memory spring 10, the memory spring 10 is formed by winding a CuZnAl memory alloy wire, the shape memory alloy has a two-way memory effect and can automatically stretch and retract along with the change of temperature, the memory spring 10 is in an extension state when the temperature is higher than 65 ℃, and is in a natural state at room temperature, two gears 12 are coaxially and fixedly sleeved outside the rotating shaft 8, and the two gears 12 are respectively meshed.
The working principle of the embodiment is as follows:
at night, 3 work of LED banks produce a large amount of heats, bury 1 inside temperature of box higher, memory spring 10 extends when the temperature is higher, drives rack 11 downstream, then drives gear 12 with it meshing and rotates 180, then drive upset board 9 upset 180 through pivot 8, overturn LED banks 3 to photovoltaic board 2 top, then the light permeable upper cover plate 6 that LED banks 3 sent shines to bury box 1 with 7 and throw light on to ground.
During the daytime, LED banks 3 close, bury the temperature reduction in the box 1, memory spring 10 shortens when the temperature is lower, then drive rack 11 rebound to initial position, then 9 upsets 180 of returning face plate, with 2 upsets to 3 tops of LED banks of photovoltaic board, accessible illumination generates electricity then, photovoltaic board 2 and LED banks 3 can freely switch over the position, during operation mutual noninterference, bury the inner space of box 1 effectual utilization, the luminous quantity of photovoltaic board 2 and the illuminating effect of LED banks 3 have been guaranteed.
Example 2
As shown in fig. 3 to 4, the present embodiment is different from embodiment 1 in that: the lower cover plate 7 is a flexible plate, a sealing ring 13 is connected in a sliding and sealing manner in a cavity formed between the inner shell 5 and the outer shell 4, a permanent magnet 14 is fixedly connected at the lower ends of the two racks 11 close to the sealing ring 13, the sealing ring 13 is made of a magnetic material and is attracted with the permanent magnet 14 in a heteropolar manner, it is noted that a liquid storage bag 15 is fixedly connected on the bottom surface of the inner shell 5, the liquid storage bag 15 is made of an elastic rubber material, a liquid conveying pipe 16 is fixedly communicated at the lower end of the liquid storage bag 15, the lower end of the liquid conveying pipe 16 penetrates through the bottom surface of the inner shell 5, the sealing ring 13 is driven by the permanent magnet 14 to move up and down to drive the hydraulic pressure of refraction liquid below the sealing ring 13 to change, the refraction liquid below the sealing ring 13 can enter the liquid storage bag 15 through the liquid conveying pipe 16, good cooling and heat dissipation effects are achieved.
In this embodiment, night, memory spring 10 drives rack 11 and moves down, and under magnetic force, permanent magnetism piece 14 drives sealing ring 13 and moves down, and then the hydraulic pressure of the refraction liquid above sealing ring 13 reduces, and lower apron 7 is upwards protruding under the hydraulic pressure effect, and upper cover plate 6 and lower apron 7 are concave lens form this moment, and concave lens have astigmatic effect, and the light that LED banks 3 sent is after concave lens's refraction, and it buries outside box 1 to be the form of emitting with dispersing, and the irradiation scope is wider, and illuminating effect is good.
During the daytime, memory spring 10 drives rack 11 rebound, under magnetic force, permanent magnetism piece 14 drives sealing ring 13 rebound, then the hydraulic pressure increase of the refraction liquid of sealing ring 13 top, lower apron 7 is sunken downwards under hydraulic pressure, upper cover plate 6 is convex lens form with lower apron 7 this moment, convex lens has the effect of spotlight, the sunlight passes through convex lens's refraction back, shine on photovoltaic board 2, the generating efficiency of photovoltaic board 2 has been guaranteed, use for the long-time illumination of LED banks 3.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (4)

1. The turnover solar LED underground lamp comprises an underground box (1), wherein a photovoltaic panel (2) and an LED lamp bank (3) are arranged in the underground box (1), and is characterized in that the underground box (1) comprises an outer shell (4) and an inner shell (5), the outer shell (4) is sleeved outside the inner shell (5), the upper ends of the outer shell (4) and the inner shell (5) are both opened, an upper cover plate (6) is fixedly connected to the upper end of the outer shell (4), a lower cover plate (7) is fixedly connected to the upper end of the inner shell (5), the upper cover plate (6) and the lower cover plate (7) are transparent plates, refraction liquid is filled between the inner shell (5) and the outer shell (4), a horizontally arranged rotating shaft (8) is rotatably connected to the inner side wall of the inner shell (5), and a horizontally arranged turnover plate (9) is arranged in the inner shell (5), pivot (8) run through returning face plate (9) and with returning face plate (9) fixed connection, photovoltaic board (2) and LED banks (3) are fixed mounting respectively at the upper surface and the lower surface of returning face plate (9), the last top surface of interior casing (5) passes through two rack (11) of memory spring (10) fixed connection, pivot (8) outer coaxial fixed cup joints two gear (12), two gear (12) mesh with two rack (11) respectively.
2. The flip-type solar LED underground lamp as claimed in claim 1, wherein the rotating shaft (8) is rotatably connected with the inner side wall of the inner housing (5) through a rotating bearing.
3. The turnover solar LED underground lamp according to claim 1, wherein the lower cover plate (7) is a flexible plate, a sealing ring (13) is connected in a sliding and sealing manner in a cavity formed between the inner shell (5) and the outer shell (4), permanent magnets (14) are fixedly connected to the lower ends of the two racks (11) close to the sealing ring (13), and the sealing ring (13) is made of a magnetic material and attracts the permanent magnets (14) in a heteropolar manner.
4. The turnover type solar LED underground lamp according to claim 3, wherein a liquid storage bag (15) is fixedly connected to the bottom surface of the inner shell (5), the liquid storage bag (15) is made of elastic rubber material, a liquid conveying pipe (16) is fixedly communicated with the lower end of the liquid storage bag (15), and the lower end of the liquid conveying pipe (16) penetrates through the bottom surface of the inner shell (5).
CN201911258066.XA 2019-12-10 2019-12-10 Turnover solar LED underground lamp Active CN110886998B (en)

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Application Number Priority Date Filing Date Title
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CN110886998A true CN110886998A (en) 2020-03-17
CN110886998B CN110886998B (en) 2021-11-26

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111306499A (en) * 2020-04-02 2020-06-19 应晓强 Solar LED underground lamp
CN112482258A (en) * 2020-11-18 2021-03-12 徐铮 Power equipment warning device for municipal administration
CN112728482A (en) * 2020-11-23 2021-04-30 陈月明 Environment-friendly floor lamp for city park
CN113669675A (en) * 2021-08-05 2021-11-19 汉思科技集团股份有限公司 Solar LED underground lamp connecting assembly
CN117107690A (en) * 2023-10-19 2023-11-24 南通美莱工业智能科技有限公司 LED warning lamp with solar photovoltaic panel structure

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US20060146534A1 (en) * 2005-01-05 2006-07-06 Morton Richard G Solar powered lamp
US20070258265A1 (en) * 2006-05-03 2007-11-08 Samsung Electronics Co., Ltd. Backlight unit and liquid crystal display device comprising the same
CN201402349Y (en) * 2009-02-23 2010-02-10 镇江万新光学眼镜有限公司 Spectacles with lens capable of overturning automatically along with temperature change
CN202909677U (en) * 2012-11-23 2013-05-01 金坛市博科试验设备研究所 Constant-temperature liquid-bath turnover type oscillator
CN203671503U (en) * 2013-09-22 2014-06-25 汪绍芬 High-temperature-resistant LED integrated light source
CN204153681U (en) * 2014-10-22 2015-02-11 深圳市旭日东方实业有限公司 A kind of light guide plate and solar energy underground lamp
CN206439759U (en) * 2017-02-22 2017-08-25 曲靖宇光商贸有限公司 Photovoltaic electric light
CN206786618U (en) * 2017-04-14 2017-12-22 天津市时代骄阳光电科技有限公司 A kind of New LED underground lamp
CN207945564U (en) * 2018-03-23 2018-10-09 四川蓝狐智慧照明工程有限公司 A kind of novel and multifunctional LED underground lamp
CN109058891A (en) * 2018-07-16 2018-12-21 深圳市奈士迪技术研发有限公司 A kind of underground lamp adjusting the working time with clearing function and intelligence
CN109084248A (en) * 2018-06-29 2018-12-25 送飞实业集团有限公司 A kind of novel concealed solar machine level ground lamp
CN109424865A (en) * 2017-08-24 2019-03-05 汪绍芬 A kind of WFCOB liquid cooling light source module group

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2511857Y (en) * 2001-12-04 2002-09-18 林秋珍 Pedal lamp
US20060146534A1 (en) * 2005-01-05 2006-07-06 Morton Richard G Solar powered lamp
US20070258265A1 (en) * 2006-05-03 2007-11-08 Samsung Electronics Co., Ltd. Backlight unit and liquid crystal display device comprising the same
CN201402349Y (en) * 2009-02-23 2010-02-10 镇江万新光学眼镜有限公司 Spectacles with lens capable of overturning automatically along with temperature change
CN202909677U (en) * 2012-11-23 2013-05-01 金坛市博科试验设备研究所 Constant-temperature liquid-bath turnover type oscillator
CN203671503U (en) * 2013-09-22 2014-06-25 汪绍芬 High-temperature-resistant LED integrated light source
CN204153681U (en) * 2014-10-22 2015-02-11 深圳市旭日东方实业有限公司 A kind of light guide plate and solar energy underground lamp
CN206439759U (en) * 2017-02-22 2017-08-25 曲靖宇光商贸有限公司 Photovoltaic electric light
CN206786618U (en) * 2017-04-14 2017-12-22 天津市时代骄阳光电科技有限公司 A kind of New LED underground lamp
CN109424865A (en) * 2017-08-24 2019-03-05 汪绍芬 A kind of WFCOB liquid cooling light source module group
CN207945564U (en) * 2018-03-23 2018-10-09 四川蓝狐智慧照明工程有限公司 A kind of novel and multifunctional LED underground lamp
CN109084248A (en) * 2018-06-29 2018-12-25 送飞实业集团有限公司 A kind of novel concealed solar machine level ground lamp
CN109058891A (en) * 2018-07-16 2018-12-21 深圳市奈士迪技术研发有限公司 A kind of underground lamp adjusting the working time with clearing function and intelligence

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111306499A (en) * 2020-04-02 2020-06-19 应晓强 Solar LED underground lamp
CN111306499B (en) * 2020-04-02 2022-08-23 义乌市圣涛装饰有限公司 Solar LED underground lamp
CN112482258A (en) * 2020-11-18 2021-03-12 徐铮 Power equipment warning device for municipal administration
CN112728482A (en) * 2020-11-23 2021-04-30 陈月明 Environment-friendly floor lamp for city park
CN113669675A (en) * 2021-08-05 2021-11-19 汉思科技集团股份有限公司 Solar LED underground lamp connecting assembly
CN113669675B (en) * 2021-08-05 2024-04-12 汉思科技集团股份有限公司 Solar LED buried lamp connecting assembly
CN117107690A (en) * 2023-10-19 2023-11-24 南通美莱工业智能科技有限公司 LED warning lamp with solar photovoltaic panel structure
CN117107690B (en) * 2023-10-19 2024-01-26 南通美莱工业智能科技有限公司 LED warning lamp with solar photovoltaic panel structure

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Effective date of registration: 20211108

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