CN212992623U - Novel energy-conserving photovoltaic power supply integration 5G basic station - Google Patents

Novel energy-conserving photovoltaic power supply integration 5G basic station Download PDF

Info

Publication number
CN212992623U
CN212992623U CN202022026821.6U CN202022026821U CN212992623U CN 212992623 U CN212992623 U CN 212992623U CN 202022026821 U CN202022026821 U CN 202022026821U CN 212992623 U CN212992623 U CN 212992623U
Authority
CN
China
Prior art keywords
base station
electric cabinet
tower body
power supply
novel energy
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.)
Active
Application number
CN202022026821.6U
Other languages
Chinese (zh)
Inventor
陈有海
梁涛
徐清朝
李松鹏
杜勇
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.)
Yunnan Zhongyuan Power Engineering Co ltd
Original Assignee
Yunnan Zhongyuan Power Engineering Co ltd
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 Yunnan Zhongyuan Power Engineering Co ltd filed Critical Yunnan Zhongyuan Power Engineering Co ltd
Priority to CN202022026821.6U priority Critical patent/CN212992623U/en
Application granted granted Critical
Publication of CN212992623U publication Critical patent/CN212992623U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/30Wind power
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00Reducing energy consumption in communication networks
    • Y02D30/70Reducing energy consumption in communication networks in wireless communication networks
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/56Power conversion systems, e.g. maximum power point trackers
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/728Onshore wind turbines
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E70/00Other energy conversion or management systems reducing GHG emissions
    • Y02E70/30Systems combining energy storage with energy generation of non-fossil origin

Landscapes

  • Photovoltaic Devices (AREA)

Abstract

The utility model relates to a basic station power supply technical field specifically is a novel energy-conserving photovoltaic power supply integration 5G basic station, aerogenerator is installed on the top of base station tower body, aerogenerator's top is located central point and puts the department and install the lightning rod, the bottom mounting of base station tower body has the installation base, and one side of base station tower body is located lower extreme position department symmetry and is fixed with two supports. The utility model relates to a novelty, the structure is ingenious, through electric cabinet lifting support mechanism, can the height of regulation control electric cabinet, the staff of being convenient for installs and maintains the inside component of control electric cabinet, the during operation rises to a take the altitude with control electric cabinet, can prevent by people maloperation, through flexible photovoltaic board device, with the photovoltaic board shrink under strong wind weather, reduce the area of flexible photovoltaic board device, thereby reduce the influence that receives wind-force, generate electricity and store in the battery through photovoltaic board and wind generator, prevent that the electric wire netting outage from leading to the basic station outage.

Description

Novel energy-conserving photovoltaic power supply integration 5G basic station
Technical Field
The utility model relates to a basic station power supply technical field specifically is a novel energy-conserving photovoltaic power supply integration 5G basic station.
Background
The 5G base station is a core device of the 5G network, provides wireless coverage, and realizes wireless signal transmission between a wired communication network and a wireless terminal.
However, the electric energy of the existing 5G base station is usually directly obtained from a mains power grid, if the power grid is powered off, the base station is immediately shut down, the electric energy obtaining way of the base station can be increased by installing the photovoltaic panel, but the existing photovoltaic panel is easily damaged in windy weather, and the control cabinet of the existing 5G base station is installed at a fixed position, so that the installation and maintenance of control cabinet elements by workers are inconvenient. Therefore, a person skilled in the art provides a novel energy-saving photovoltaic power supply integrated 5G base station to solve the problems in the background art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel energy-conserving photovoltaic power supply integration 5G basic station to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a novel energy-conserving photovoltaic power supply integration 5G basic station, includes the basic station tower body, aerogenerator is installed on the top of basic station tower body, aerogenerator's top is located central point and puts the department and install the lightning rod, the bottom mounting of basic station tower body has the installation base, and one side of basic station tower body is located lower extreme position department symmetry and is fixed with two supports, two the one end of support is fixed with flexible photovoltaic board device, the opposite side of basic station tower body is located flexible photovoltaic board device position department and is provided with electric cabinet lifting support mechanism, the electric cabinet of control is installed to one side top of electric cabinet lifting support mechanism.
As a further aspect of the present invention: the flexible photovoltaic board device is including the protective housing that is fixed in two support one ends, one side of protective housing is located middle section position department and installs the motor, and the inside of protective housing has seted up the spout, inside one side of spout is located one end position department sliding connection and has first pair photovoltaic board backup pad, and the inside opposite side of spout is located other end position department sliding connection and has the vice photovoltaic board backup pad of second, the pivot end of motor is fixed with the gear that extends to the spout inside, the position department that corresponds the gear in one side of first pair photovoltaic board backup pad and the vice photovoltaic board backup pad of second all is provided with meshes the rack with the gear mutually, two the one end difference sliding connection of rack is in the both ends of spout and extends to the outside of protective housing.
As a further aspect of the present invention: the electric cabinet lifting support mechanism comprises three guide rails fixed on one side of the base station tower body at equal intervals, two guide rails are located on two sides, a sliding block is connected to the inner side of each guide rail in a sliding mode, a lead screw sliding block is connected to the inner side of one guide rail in the middle of the sliding block in a sliding mode, a lead screw is fixed to one side of each sliding block and one side of each lead screw sliding block in the middle of the sliding block, an electric cabinet support is connected to the inner side of each lead screw sliding block in a rotating mode through a screw thread, and the top of each lead screw and the bottom of a control electric cabinet.
As a further aspect of the present invention: photovoltaic panels are installed on the upper surfaces of the protective shell, the first pair of photovoltaic panel supporting plates and the second pair of photovoltaic panel supporting plates, and the protective shell is made of an aluminum alloy material.
As a further aspect of the present invention: two of the two sides are located the inboard both ends of guide rail are all the symmetry and are provided with two stoppers, four the stopper all adopts the component of rubber material.
As a further aspect of the present invention: the inside of base station tower body installs the battery, and the base station tower body is fifteen prismatic structure.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a novelty, the structure is ingenious, through electric cabinet lifting support mechanism, can the height of regulation control electric cabinet, the staff of being convenient for installs and maintains the inside component of control electric cabinet, the during operation rises to a take the altitude with control electric cabinet, can prevent by people maloperation, through flexible photovoltaic board device, with the photovoltaic board shrink under strong wind weather, reduce the area of flexible photovoltaic board device, thereby reduce the influence that receives wind-force, generate electricity and store in the battery through photovoltaic board and wind generator, prevent that the electric wire netting outage from leading to the basic station outage.
Drawings
FIG. 1 is a schematic structural diagram of a novel energy-saving photovoltaic power supply integrated 5G base station;
fig. 2 is an enlarged schematic structural diagram of a point a in fig. 1 in a novel energy-saving photovoltaic power supply integrated 5G base station;
FIG. 3 is a side view of a novel energy-saving photovoltaic power supply integrated 5G base station;
FIG. 4 is a schematic structural diagram of a novel energy-saving photovoltaic power supply integrated 5G base station telescopic photovoltaic panel device;
fig. 5 is a schematic structural diagram of a novel energy-saving photovoltaic power supply integrated 5G base station electric cabinet lifting support mechanism.
In the figure: 1. a base station tower body; 2. a wind power generator; 3. a lightning rod; 4. installing a base; 5. controlling the electric cabinet; 6. a protective shell; 7. a motor; 8. a first secondary photovoltaic panel support panel; 9. a second sub-photovoltaic panel support plate; 10. a gear; 11. a photovoltaic panel; 12. a guide rail; 13. a slider; 14. a screw rod slide block; 15. a screw rod; 16. an electric cabinet support; 17. and (4) a bracket.
Detailed Description
Please refer to fig. 1-5, in the embodiment of the utility model, a novel energy-conserving photovoltaic power supply integration 5G basic station, including the basic station tower body 1, aerogenerator 2 is installed on the top of basic station tower body 1, aerogenerator 2's top is located central point and puts the department and install lightning rod 3, the bottom mounting of basic station tower body 1 has installation base 4, and one side of basic station tower body 1 is located lower extreme position department symmetry and is fixed with two supports 17, the one end of two supports 17 is fixed with flexible photovoltaic board device, the opposite side of basic station tower body 1 is located flexible photovoltaic board device position department and is provided with electric cabinet lifting support mechanism, electric cabinet 5 is installed to one side top of electric cabinet lifting support mechanism.
In fig. 4: the telescopic photovoltaic panel device comprises a protective shell 6 fixed at one end of two brackets 17, a motor 7 is arranged at the position of the middle section of one side of the protective shell 6, a sliding groove is arranged in the protective shell 6, a first pair of photovoltaic panel supporting plates 8 are slidably connected at the position of one end of one side of the inner part of the sliding groove, a second pair of photovoltaic panel supporting plates 9 are slidably connected at the position of the other end of the inner part of the sliding groove, a gear 10 extending into the sliding groove is fixed at the rotating shaft end of the motor 7, racks meshed with the gear 10 are respectively arranged at the positions, corresponding to the gear 10, of one side of each of the first pair of photovoltaic panel supporting plates 8 and the second pair of photovoltaic panel supporting plates 9, one ends of the two racks are respectively slidably connected at the two ends of the sliding groove and extend to the outer part of the protective shell 6, and the telescopic photovoltaic panel, the surface area of the telescopic photovoltaic panel device is reduced, so that the influence of wind power is reduced, and the telescopic photovoltaic panel device is prevented from being damaged by overlarge wind power.
In fig. 5: the electric cabinet lifting support mechanism comprises three guide rails 12 fixed on one side of a base station tower body 1 at equal intervals, sliders 13 are connected to the inner sides of the two guide rails 12 on two sides in a sliding mode, a lead screw slider 14 is connected to the inner side of the middle guide rail 12 in a sliding mode, lead screws 15 are fixed to one sides of the two sliders 13 and the lead screw slider 14, electric cabinet supports 16 are connected to the two ends of the inner side of the middle lead screw slider 14 in a rotating mode, the electric cabinet supports 16 are connected with the inner side of the lead screw slider 14 in a rotating mode through screw teeth, the upper portion of each lead screw 15 is fixed to the bottom end of the electric control cabinet 5 through bolts, the electric cabinet lifting support mechanism can adjust the height of the electric control cabinet, workers can install and maintain elements inside the electric control cabinet, the electric control cabinet is lifted to a certain height during working.
In fig. 2: photovoltaic panels 11 are installed on the upper surfaces of the protective shell 6, the first pair of photovoltaic panel supporting plates 8 and the second pair of photovoltaic panel supporting plates 9, members made of aluminum alloy are adopted by the protective shell 6, the weight of the members made of aluminum alloy is light, and the installation stability of the protective shell 6 is improved.
In fig. 5: the two limiting blocks are symmetrically arranged at two ends of the inner sides of the two guide rails 12 on two sides, the four limiting blocks are made of rubber materials, and the limiting blocks are used for buffering the impact between the sliding blocks 13 and the guide rails 12.
In fig. 1: the inside of base station tower body 1 installs the battery, and base station tower body 1 is fifteen prismatic structure, and the battery is used for storing the electric energy that aerogenerator 2 and photovoltaic board 11 produced.
The utility model discloses a theory of operation is: the device is arranged on the ground through the mounting base 4, the device is connected into a power grid, the photovoltaic panel 11 absorbs light energy and converts the light energy into electric energy which can be stored in a storage battery, the blade of the lightning rod 3 is pushed by wind power to enable the wind driven generator 2 to rotate to generate electric energy which is stored in the storage battery, when the sun is generated, the motor 7 rotates to drive the gear 10 to rotate, the gear 10 rotates to drive the two racks to move in opposite directions and extend out through meshing, the two racks respectively drive the first auxiliary photovoltaic panel supporting plate 8 and the second auxiliary photovoltaic panel supporting plate 9 to extend out, the second auxiliary photovoltaic panel supporting plate 9 and the photovoltaic panel 11 on the upper surface of the protective shell 6 of the second auxiliary photovoltaic panel supporting plate 9 can absorb the electric energy, when strong wind weather occurs, the motor 7 rotates in opposite directions to drive the first auxiliary photovoltaic panel supporting plate 8 and the second auxiliary photovoltaic panel supporting, thereby reduce the influence that receives wind-force, prevent that too big wind-force from damaging flexible photovoltaic board device, through rotating electric cabinet support 16, electric cabinet support 16 drives lead screw slider 14 through the screw tooth and reciprocates, lead screw slider 14 drives lead screw 15 and slider 13 and reciprocates, lead screw 15 drives electric cabinet 5 of control and reciprocates, the staff of being convenient for installs and maintains the inside component of electric cabinet 5 of control, the during operation rises to the take the altitude with electric cabinet 5 of control, can prevent by people maloperation.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a novel energy-conserving photovoltaic power supply integration 5G basic station, includes base station tower body (1), its characterized in that, aerogenerator (2) are installed on the top of base station tower body (1), the top of aerogenerator (2) is located central point and puts the department and install lightning rod (3), the bottom mounting of base station tower body (1) has installation base (4), and one side of base station tower body (1) is located lower extreme position department symmetry and is fixed with two supports (17), two the one end of support (17) is fixed with flexible photovoltaic board device, the opposite side of base station tower body (1) is located flexible photovoltaic board device position department and is provided with electric cabinet lifting support mechanism, electric cabinet (5) of control are installed to one side top of electric cabinet lifting support mechanism.
2. The novel energy-saving photovoltaic power supply integrated 5G base station as claimed in claim 1, wherein the telescopic photovoltaic panel device comprises a protective shell (6) fixed at one end of two brackets (17), a motor (7) is installed at the middle position of one side of the protective shell (6), a chute is formed in the protective shell (6), a first auxiliary photovoltaic panel support plate (8) is connected at one end position of one side of the inside of the chute in a sliding manner, a second auxiliary photovoltaic panel support plate (9) is connected at the other end position of the inside of the chute in a sliding manner, a gear (10) extending into the chute is fixed at the rotating shaft end of the motor (7), racks meshed with the gear (10) are arranged at positions, corresponding to the gear (10), of one side of each of the first auxiliary photovoltaic panel support plate (8) and the second auxiliary photovoltaic panel support plate (9), one end of each of the two racks is connected to two ends of the sliding groove in a sliding mode and extends to the outside of the protective shell (6).
3. The novel energy-saving photovoltaic power supply integrated 5G base station as claimed in claim 1, wherein the electric cabinet lifting support mechanism comprises three guide rails (12) fixed on one side of the base station tower body (1) at equal intervals, two guide rails (12) on two sides are slidably connected with a sliding block (13) on the inner side, a screw rod sliding block (14) is slidably connected with the inner side of the middle guide rail (12), a screw rod (15) is fixed on one side of the two sliding blocks (13) and one side of the screw rod sliding block (14), an electric cabinet support (16) is rotatably connected with two ends of the inner side of the middle screw rod sliding block (14), the electric cabinet support (16) is rotatably connected with the inner side of the screw rod sliding block (14) through screw threads, and the upper side of the screw rod (15) is fixed with the bottom end of the control electric cabinet (5) through a.
4. The novel energy-saving photovoltaic power supply integrated 5G base station as claimed in claim 2, wherein photovoltaic panels (11) are mounted on the upper surfaces of the protective shell (6), the first secondary photovoltaic panel support plate (8) and the second secondary photovoltaic panel support plate (9), and the protective shell (6) is made of an aluminum alloy material.
5. The novel energy-saving photovoltaic power supply integrated 5G base station as claimed in claim 3, wherein two limiting blocks are symmetrically arranged at two ends of the inner sides of the two guide rails (12) on two sides, and the four limiting blocks are rubber members.
6. The novel energy-saving photovoltaic power supply integrated 5G base station as claimed in claim 1, wherein a storage battery is installed inside the base station tower body (1), and the base station tower body (1) is of a fifteen-prism structure.
CN202022026821.6U 2020-09-16 2020-09-16 Novel energy-conserving photovoltaic power supply integration 5G basic station Active CN212992623U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022026821.6U CN212992623U (en) 2020-09-16 2020-09-16 Novel energy-conserving photovoltaic power supply integration 5G basic station

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022026821.6U CN212992623U (en) 2020-09-16 2020-09-16 Novel energy-conserving photovoltaic power supply integration 5G basic station

Publications (1)

Publication Number Publication Date
CN212992623U true CN212992623U (en) 2021-04-16

Family

ID=75417821

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022026821.6U Active CN212992623U (en) 2020-09-16 2020-09-16 Novel energy-conserving photovoltaic power supply integration 5G basic station

Country Status (1)

Country Link
CN (1) CN212992623U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114040519A (en) * 2021-09-27 2022-02-11 国网河南省电力公司沁阳市供电公司 Assembled wind-solar complementary self-powered communication base station convenient to install

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114040519A (en) * 2021-09-27 2022-02-11 国网河南省电力公司沁阳市供电公司 Assembled wind-solar complementary self-powered communication base station convenient to install
CN114040519B (en) * 2021-09-27 2023-05-26 国网河南省电力公司沁阳市供电公司 Assembled wind-solar complementary self-powered communication base station convenient to install

Similar Documents

Publication Publication Date Title
CN212992623U (en) Novel energy-conserving photovoltaic power supply integration 5G basic station
CN110703812A (en) A strutting arrangement for a solar photovoltaic panel for new forms of energy
CN213186324U (en) Lightning protection security monitoring device for property
CN220253944U (en) Outdoor combined box-type substation
CN116248029A (en) Protection device for solar power generation equipment
CN217693210U (en) Green intelligent rural solar power supply system
CN213392513U (en) Support frame for wind turbine generator system
CN215061789U (en) Wisdom city modularization installation wisdom lamp pole
CN216122310U (en) Windproof photovoltaic support
CN213481388U (en) Energy-saving online monitoring equipment
CN109552100A (en) A kind of adjustable new-energy automobile charging pile
CN210899060U (en) Photovoltaic solar panel power generation device with protection function
CN113587024A (en) Solar street lamp that non-induction type was tracked
CN207613706U (en) A kind of high-altitude window cleaning equipment structure
CN220584314U (en) High-stability lightning early warning device
CN211373667U (en) Outdoor environment detection device
CN211232722U (en) New forms of energy street lamp
CN219643820U (en) Wind-solar hybrid-based power generation platform
CN220205150U (en) Video monitoring device of transformer substation
CN212163238U (en) Railway solar cell panel structure capable of adjusting angle according to illuminance
CN219450645U (en) Gate device for water conservation
CN213178092U (en) Street lamp with power generation function
CN218941009U (en) Solar power generation assembly capable of preventing covering
CN216767651U (en) Wind-proof and dust-proof cabin cover of wind driven generator
CN219571822U (en) Lighting device for environment-friendly building construction

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant