CN110566870A - Moisture-proof outdoor LED lamp convenient to maintain - Google Patents

Moisture-proof outdoor LED lamp convenient to maintain Download PDF

Info

Publication number
CN110566870A
CN110566870A CN201810480812.9A CN201810480812A CN110566870A CN 110566870 A CN110566870 A CN 110566870A CN 201810480812 A CN201810480812 A CN 201810480812A CN 110566870 A CN110566870 A CN 110566870A
Authority
CN
China
Prior art keywords
lamp
moisture
vertical rod
baffle
sliding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810480812.9A
Other languages
Chinese (zh)
Inventor
林惠敏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201810480812.9A priority Critical patent/CN110566870A/en
Publication of CN110566870A publication Critical patent/CN110566870A/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/08—Lighting devices intended for fixed installation with a standard
    • F21S8/085—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light
    • F21S8/086—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light with lighting device attached sideways of the standard, e.g. for roads and highways
    • 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
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/34—Supporting elements displaceable along a guiding element
    • 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
    • F21V21/36—Hoisting or lowering devices, e.g. for maintenance
    • 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
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/02—Arrangement of electric circuit elements in or on lighting devices the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
    • 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
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
    • F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
    • 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
    • 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
    • F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
    • 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
    • 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]
    • 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 moisture-proof outdoor LED lamp convenient to maintain, which comprises a base and a vertical rod, wherein the vertical rod is positioned above the base, a storage battery is arranged above the vertical rod, a solar panel is arranged above the storage battery, a horizontal sliding rail is arranged on one side inside the vertical rod, a sliding block is connected inside the horizontal sliding rail in a sliding manner, a fixed support is arranged on one side of the sliding block, a baffle is fixedly connected to one side of the fixed support, a water storage groove is arranged inside the baffle, a connecting column is arranged below the baffle, and a lamp holder is arranged below the connecting column. The lamp has the advantages that the structure is simple, the design is novel, maintenance personnel can greatly conveniently maintain the outdoor lamp through the arranged horizontal sliding rail, the sliding block and the fixed support, the maintenance personnel do not need to climb the vertical rod, the work load of workers is greatly reduced, and the interior of the lamp can be effectively prevented from being damped through the arranged circular sliding rail and the sliding bead.

Description

Moisture-proof outdoor LED lamp convenient to maintain
Technical Field
The invention relates to a lamp, in particular to a moisture-proof outdoor LED lamp convenient to maintain.
Background
The LED lamp is an appliance capable of transmitting light, distributing and changing the light distribution of an LED light source, and comprises all parts and components except the LED light source, which are required for fixing and protecting the LED light source, and circuit accessories which are necessary for connecting with a power supply. The LED lamp is becoming the main product of a new generation of lighting market by the technical characteristics of high efficiency, energy conservation, safety, long service life, small size, clear light and the like, and the high-speed development of the environment-friendly and energy-saving industry is powerfully pulled.
Along with the development of social economy, the development of cities is faster and faster, and in order to facilitate the life of people, lighting equipment is arranged on roads of the cities or in outdoor parks so as to provide better vision for passers-by, and outdoor LED lamps are widely used on the roads and the parks as common lighting equipment. The existing outdoor LED lamp can only provide general lighting effect, the function of the existing outdoor LED lamp is single, and in addition, maintenance personnel are very inconvenient to maintain. Therefore, the moisture-proof outdoor LED lamp convenient to maintain is provided.
Disclosure of Invention
The invention mainly aims to provide a moisture-proof outdoor LED lamp convenient for maintenance, which greatly facilitates the maintenance of outdoor lamps by maintenance personnel through the arranged horizontal slide rail, the slide block and the fixed bracket, so that the maintenance personnel do not need to climb the vertical rod, the work load of workers is greatly reduced, heat generated by the lamps during working is dissipated through the arranged baffle plate, the cooling channel and the through hole, the heat dissipation area and the heat dissipation speed are increased, the humidity inside a lampshade can be effectively measured by the humidity measuring instrument through the arranged circular slide rail and the arranged slide bead, the humidity measuring instrument is electrically connected with a warm fan to automatically open the warm fan for working when the interior is wet, the warm fan is driven by the circular slide rail and the slide bead to dry around the lamps, the lamps are prevented from being wetted, and people can conveniently charge a mobile phone or a battery car by using a charging socket through the tool box, make things convenient for people's outdoor trip, improve the variety of outdoor LED lamps and lanterns function, can effectively solve the problem in the background art.
In order to achieve the purpose, the invention adopts the technical scheme that:
The utility model provides an outdoor LED lamps and lanterns of dampproofing type convenient to maintenance, includes base and pole setting, the pole setting is located the base top, the pole setting top is provided with the battery, the battery top is provided with solar panel, the inside one side of pole setting is provided with horizontal slide rail, the inside sliding connection slider of horizontal slide rail, slider one side is provided with the fixed bolster, fixed bolster one side fixedly connected with baffle, the inside retaining recess that is provided with of baffle, the baffle below is provided with the spliced pole, the spliced pole below is provided with the lamp stand, lamp stand below fixed connection lamp shade, the inside LED lamps and lanterns that are provided with of lamp shade, lamp shade inner wall top is provided with the moisture meter, lamp shade inner wall below is provided with circular slide rail, the inside sliding connection sliding ball of circular slide rail, the warm fan of.
Further, the lamp shade is internally provided with a cooling channel, one end of the cooling channel is connected with the water storage groove, and a through hole is formed in one side of the cooling channel.
Further, the pole setting opposite side is provided with the toolbox, toolbox inside is provided with charging socket.
Further, solar panel and battery electric connection, moisture meter and warm fan electric connection, the battery all with charging socket, warm fan and LED lamps and lanterns electric connection.
Compared with the prior art, the invention has the following beneficial effects:
1. This kind of outdoor LED lamps and lanterns of dampproofing type convenient to maintenance, through the horizontal slide rail that sets up, slider and fixed bolster, when reusing, can make the slider horizontal slide rail inside reciprocating again through utilizing horizontal slide rail and slider, thereby can control the rising and the decline of fixed bolster, thereby can drive LED lamps and lanterns and rise and descend, directly maintain lamps and lanterns through the slip fixed bolster when lamps and lanterns need maintenance, make things convenient for the work of maintainer maintenance outdoor lamps and lanterns greatly, make the maintainer need not scramble the pole setting, alleviate workman's work burden greatly.
2. Through the baffle that sets up, cooling channel and through-hole, when using, through utilizing the inside retaining recess of baffle to impound when raining, be provided with the passageway in spliced pole inside simultaneously, the inside water of retaining recess enters into the cooling channel inside in the lamp shade outside through the passageway, effectively dispel the heat through cooling channel, give off the heat that lamps and lanterns produced at the during operation, increase heat radiating area and radiating rate, circular slide rail and the smooth pearl through setting up, the inside humidity of lamp shade can effectively be measured to the humidity measurement appearance, when inside is moistened, the warm fan can be opened automatically with warm fan electric connection to the humidity measurement appearance and work, drive warm fan through circular slide rail and smooth pearl and dry around lamps and lanterns, prevent that lamps and lanterns from moistening.
3. Through the toolbox that sets up, through utilizing solar panel and battery electric connection, can effectually turn into the electric energy with solar energy and store inside the battery, through toolbox and battery electric connection, people can utilize the charging socket of toolbox inside to charge cell-phone or time storage battery car, make things convenient for people's outdoor trip, the diversity of the outdoor LED lamps and lanterns function of very big improvement.
drawings
Fig. 1 is a schematic view of the overall structure of a moisture-proof outdoor LED lamp convenient to maintain.
fig. 2 is a schematic diagram of a lampshade structure of the moisture-proof outdoor LED lamp convenient to maintain.
Fig. 3 is a schematic view of a circular slide rail structure of a moisture-proof outdoor LED lamp convenient to maintain.
In the figure: 1. a base; 2. erecting a rod; 3. a storage battery; 4. a solar panel; 5. a horizontal slide rail; 6. a slider; 7. fixing a bracket; 8. a baffle plate; 9. a water storage groove; 10. connecting columns; 11. a lamp socket; 12. a lamp shade; 13. an LED lamp; 14. a circular slide rail; 15. a sliding bead; 16. a warm fan; 17. a cooling channel; 18. a through hole; 19. a tool box; 20. a charging jack; 21. and a humidity measuring instrument.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in figures 1-3, a moisture-proof outdoor LED lamp convenient for maintenance comprises a base 1 and a vertical rod 2, wherein the vertical rod 2 is positioned above the base 1, a storage battery 3 is arranged above the vertical rod 2, a solar panel 4 is arranged above the storage battery 3, a horizontal slide rail 5 is arranged on one side inside the vertical rod 2, a slide block 6 is slidably connected inside the horizontal slide rail 5, a fixed bracket 7 is arranged on one side of the slide block 6, a baffle plate 8 is fixedly connected on one side of the fixed bracket 7, a water storage groove 9 is arranged inside the baffle plate 8, a connecting column 10 is arranged below the baffle plate 8, a lamp holder 11 is arranged below the connecting column 10, a lampshade 12 is fixedly connected below the lamp holder 11, an LED lamp 13 is arranged inside the lampshade 12, a humidity measuring instrument 21 is arranged above the inner wall of the lampshade 12, a circular slide rail 14 is, the inside of the circular slide rail 14 is connected with a slide ball 15 in a sliding manner, and one side of the slide ball 15 is fixedly connected with a warm fan 16.
Wherein, the inside cooling channel 17 that is provided with of lamp shade 12, cooling channel 17 one end links to each other with retaining recess 9, cooling channel 17 one side is provided with through-hole 18.
Wherein, pole setting 2 opposite side is provided with toolbox 19, toolbox 19 is inside to be provided with charging socket 20.
Wherein, solar panel 4 and battery 3 electric connection, moisture meter 21 and warm fan 16 electric connection, battery 3 all with charging socket 20, warm fan 16 and LED lamps and lanterns 13 electric connection.
The invention is a moisture-proof outdoor LED lamp convenient for maintenance, when in work, the slide block 6 is moved up and down in the horizontal slide rail 5 by using the control switch, so that the fixing bracket 7 drives the LED lamp 13 to ascend and descend, when the lamp needs to be maintained, a maintenance worker can maintain the lamp by directly controlling the control switch to slide the slide block 6, thereby greatly facilitating the work of the worker, the water storage groove 9 in the baffle plate 8 is used for storing water when raining, meanwhile, channels are arranged in the connecting column 10 and the lamp holder 11, water in the water storage groove 9 enters the cooling channel 17 outside the lamp shade 12 through the channels, the heat generated when the lamp works is dissipated through the cooling channel 17, the humidity measuring instrument 21 can effectively measure the humidity in the lamp shade 12, when the interior of the lamp shade 12 is wet, humidity measurement appearance 21 and 16 electric connection of warm braw fan can open warm braw fan 16 automatically and carry out work, drive warm braw fan 16 through circular slide rail 14 and smooth pearl 15 and dry around lamps and lanterns, utilize solar panel 4 and 3 electric connection of battery, can effectually turn into the electric energy with solar energy and store in battery 3 inside, through toolbox 19 and 3 electric connection of battery, people can utilize the inside charging socket of toolbox 19 to charge to cell-phone or time storage battery car, make things convenient for people daily life.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (4)

1. The utility model provides an outdoor LED lamps and lanterns of dampproofing type convenient to maintenance, includes base (1) and pole setting (2), pole setting (2) are located base (1) top, its characterized in that: the solar energy storage and protection device is characterized in that a storage battery (3) is arranged above the vertical rod (2), a solar panel (4) is arranged above the storage battery (3), a horizontal sliding rail (5) is arranged on one side inside the vertical rod (2), a sliding block (6) is connected inside the horizontal sliding rail (5) in a sliding manner, a fixing support (7) is arranged on one side of the sliding block (6), a baffle (8) is fixedly connected to one side of the fixing support (7), a water storage groove (9) is arranged inside the baffle (8), a connecting column (10) is arranged below the baffle (8), a lamp holder (11) is arranged below the connecting column (10), a lamp shade (12) is fixedly connected below the lamp holder (11), an LED lamp (13) is arranged inside the lamp shade (12), a humidity measuring instrument (21) is arranged above the inner wall of the lamp shade (12), the inside sliding connection sliding bead (15) of circular slide rail (14), warm-air fan (16) is fixed connection to sliding bead (15) one side.
2. The moisture-tight outdoor LED luminaire convenient for maintenance according to claim 1, characterized in that: the LED lamp is characterized in that a cooling channel (17) is arranged inside the lamp shade (12), one end of the cooling channel (17) is connected with the water storage groove (9), and a through hole (18) is formed in one side of the cooling channel (17).
3. The moisture-tight outdoor LED luminaire convenient for maintenance according to claim 1, characterized in that: the other side of the upright rod (2) is provided with a tool box (19), and a charging socket (20) is arranged in the tool box (19).
4. The moisture-tight outdoor LED luminaire convenient for maintenance according to claim 1, characterized in that: solar panel (4) and battery (3) electric connection, moisture meter (21) and warm braw fan (16) electric connection, battery (3) all with charging socket (20), warm braw fan (16) and LED lamps and lanterns (13) electric connection.
CN201810480812.9A 2018-05-18 2018-05-18 Moisture-proof outdoor LED lamp convenient to maintain Pending CN110566870A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810480812.9A CN110566870A (en) 2018-05-18 2018-05-18 Moisture-proof outdoor LED lamp convenient to maintain

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810480812.9A CN110566870A (en) 2018-05-18 2018-05-18 Moisture-proof outdoor LED lamp convenient to maintain

Publications (1)

Publication Number Publication Date
CN110566870A true CN110566870A (en) 2019-12-13

Family

ID=68771861

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810480812.9A Pending CN110566870A (en) 2018-05-18 2018-05-18 Moisture-proof outdoor LED lamp convenient to maintain

Country Status (1)

Country Link
CN (1) CN110566870A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113048429A (en) * 2021-03-24 2021-06-29 上海莹通照明工程有限公司 Building lamps and lanterns convenient to maintain

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113048429A (en) * 2021-03-24 2021-06-29 上海莹通照明工程有限公司 Building lamps and lanterns convenient to maintain
CN113048429B (en) * 2021-03-24 2022-08-05 上海莹通照明工程有限公司 Building lamps and lanterns convenient to maintain

Similar Documents

Publication Publication Date Title
CN206708978U (en) A kind of Novel LED street lamp
CN208634973U (en) A kind of solar street light for ease of maintenaince
CN201934912U (en) Lifting light-emitting diode (LED) movable work light
CN212869597U (en) Lifting type solar street lamp
CN110566870A (en) Moisture-proof outdoor LED lamp convenient to maintain
CN202484629U (en) Solar flashlight
CN212273879U (en) Solar street lamp convenient to maintain
CN208124159U (en) A kind of damp-proof outdoor LED lamp easy to repair
CN213810377U (en) Solar street lamp capable of adjusting light source position
CN204693257U (en) A kind of liftable wind energy LED street lamp
CN209991375U (en) New energy street lamp with changeable irradiation area
CN203223847U (en) Road traffic construction lamp
CN209279047U (en) A kind of street lamp using solar energy
CN107631246B (en) Adjustable solar street lamp
CN207146227U (en) A kind of adjustable LED desk lamp
CN202972583U (en) Movable solar light-emitting diode (LED) lamp
CN207599555U (en) A kind of LED street lamp based on solar lighting adjustable angle
CN207298484U (en) A kind of waterproof portable formula LED solar energy outdoor lights
CN220400077U (en) Traffic prompt lamp with movable signal lamp
CN212157007U (en) Energy-saving LED silica gel lamp
CN214580741U (en) Height-adjustable's ceiling lamp
CN211853799U (en) Thing networking solar energy LED street lamp convenient to installation is maintained
CN212456647U (en) Movable lighting device
CN218409855U (en) LED down lamp convenient to wire
CN220287212U (en) Solar street lamp with adjustable irradiation angle

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20191213

WD01 Invention patent application deemed withdrawn after publication